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      1 /*
      2  * Copyright (C) 2009 The Libphonenumber Authors
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  * http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.google.i18n.phonenumbers;
     18 
     19 import com.google.i18n.phonenumbers.PhoneNumberUtil.PhoneNumberFormat;
     20 import com.google.i18n.phonenumbers.Phonemetadata.NumberFormat;
     21 import com.google.i18n.phonenumbers.Phonemetadata.PhoneMetadata;
     22 import com.google.i18n.phonenumbers.Phonemetadata.PhoneNumberDesc;
     23 import com.google.i18n.phonenumbers.Phonenumber.PhoneNumber;
     24 import com.google.i18n.phonenumbers.Phonenumber.PhoneNumber.CountryCodeSource;
     25 
     26 import java.util.ArrayList;
     27 import java.util.List;
     28 import java.util.Set;
     29 
     30 /**
     31  * Unit tests for PhoneNumberUtil.java
     32  *
     33  * Note that these tests use the test metadata, not the normal metadata file, so should not be used
     34  * for regression test purposes - these tests are illustrative only and test functionality.
     35  *
     36  * @author Shaopeng Jia
     37  */
     38 public class PhoneNumberUtilTest extends TestMetadataTestCase {
     39   // Set up some test numbers to re-use.
     40   // TODO: Rewrite this as static functions that return new numbers each time to avoid
     41   // any risk of accidental changes to mutable static state affecting many tests.
     42   private static final PhoneNumber ALPHA_NUMERIC_NUMBER =
     43       new PhoneNumber().setCountryCode(1).setNationalNumber(80074935247L);
     44   private static final PhoneNumber AE_UAN =
     45       new PhoneNumber().setCountryCode(971).setNationalNumber(600123456L);
     46   private static final PhoneNumber AR_MOBILE =
     47       new PhoneNumber().setCountryCode(54).setNationalNumber(91187654321L);
     48   private static final PhoneNumber AR_NUMBER =
     49       new PhoneNumber().setCountryCode(54).setNationalNumber(1187654321);
     50   private static final PhoneNumber AU_NUMBER =
     51       new PhoneNumber().setCountryCode(61).setNationalNumber(236618300L);
     52   private static final PhoneNumber BS_MOBILE =
     53       new PhoneNumber().setCountryCode(1).setNationalNumber(2423570000L);
     54   private static final PhoneNumber BS_NUMBER =
     55       new PhoneNumber().setCountryCode(1).setNationalNumber(2423651234L);
     56   // Note that this is the same as the example number for DE in the metadata.
     57   private static final PhoneNumber DE_NUMBER =
     58       new PhoneNumber().setCountryCode(49).setNationalNumber(30123456L);
     59   private static final PhoneNumber DE_SHORT_NUMBER =
     60       new PhoneNumber().setCountryCode(49).setNationalNumber(1234L);
     61   private static final PhoneNumber GB_MOBILE =
     62       new PhoneNumber().setCountryCode(44).setNationalNumber(7912345678L);
     63   private static final PhoneNumber GB_NUMBER =
     64       new PhoneNumber().setCountryCode(44).setNationalNumber(2070313000L);
     65   private static final PhoneNumber IT_MOBILE =
     66       new PhoneNumber().setCountryCode(39).setNationalNumber(345678901L);
     67   private static final PhoneNumber IT_NUMBER =
     68       new PhoneNumber().setCountryCode(39).setNationalNumber(236618300L).
     69       setItalianLeadingZero(true);
     70   private static final PhoneNumber JP_STAR_NUMBER =
     71       new PhoneNumber().setCountryCode(81).setNationalNumber(2345);
     72   // Numbers to test the formatting rules from Mexico.
     73   private static final PhoneNumber MX_MOBILE1 =
     74       new PhoneNumber().setCountryCode(52).setNationalNumber(12345678900L);
     75   private static final PhoneNumber MX_MOBILE2 =
     76       new PhoneNumber().setCountryCode(52).setNationalNumber(15512345678L);
     77   private static final PhoneNumber MX_NUMBER1 =
     78       new PhoneNumber().setCountryCode(52).setNationalNumber(3312345678L);
     79   private static final PhoneNumber MX_NUMBER2 =
     80       new PhoneNumber().setCountryCode(52).setNationalNumber(8211234567L);
     81   private static final PhoneNumber NZ_NUMBER =
     82       new PhoneNumber().setCountryCode(64).setNationalNumber(33316005L);
     83   private static final PhoneNumber SG_NUMBER =
     84       new PhoneNumber().setCountryCode(65).setNationalNumber(65218000L);
     85   // A too-long and hence invalid US number.
     86   private static final PhoneNumber US_LONG_NUMBER =
     87       new PhoneNumber().setCountryCode(1).setNationalNumber(65025300001L);
     88   private static final PhoneNumber US_NUMBER =
     89       new PhoneNumber().setCountryCode(1).setNationalNumber(6502530000L);
     90   private static final PhoneNumber US_PREMIUM =
     91       new PhoneNumber().setCountryCode(1).setNationalNumber(9002530000L);
     92   // Too short, but still possible US numbers.
     93   private static final PhoneNumber US_LOCAL_NUMBER =
     94       new PhoneNumber().setCountryCode(1).setNationalNumber(2530000L);
     95   private static final PhoneNumber US_SHORT_BY_ONE_NUMBER =
     96       new PhoneNumber().setCountryCode(1).setNationalNumber(650253000L);
     97   private static final PhoneNumber US_TOLLFREE =
     98       new PhoneNumber().setCountryCode(1).setNationalNumber(8002530000L);
     99   private static final PhoneNumber US_SPOOF =
    100       new PhoneNumber().setCountryCode(1).setNationalNumber(0L);
    101   private static final PhoneNumber US_SPOOF_WITH_RAW_INPUT =
    102       new PhoneNumber().setCountryCode(1).setNationalNumber(0L)
    103           .setRawInput("000-000-0000");
    104   private static final PhoneNumber INTERNATIONAL_TOLL_FREE =
    105       new PhoneNumber().setCountryCode(800).setNationalNumber(12345678L);
    106   // We set this to be the same length as numbers for the other non-geographical country prefix that
    107   // we have in our test metadata. However, this is not considered valid because they differ in
    108   // their country calling code.
    109   private static final PhoneNumber INTERNATIONAL_TOLL_FREE_TOO_LONG =
    110       new PhoneNumber().setCountryCode(800).setNationalNumber(123456789L);
    111   private static final PhoneNumber UNIVERSAL_PREMIUM_RATE =
    112       new PhoneNumber().setCountryCode(979).setNationalNumber(123456789L);
    113   private static final PhoneNumber UNKNOWN_COUNTRY_CODE_NO_RAW_INPUT =
    114       new PhoneNumber().setCountryCode(2).setNationalNumber(12345L);
    115 
    116   public void testGetSupportedRegions() {
    117     assertTrue(phoneUtil.getSupportedRegions().size() > 0);
    118   }
    119 
    120   public void testGetSupportedGlobalNetworkCallingCodes() {
    121     Set<Integer> globalNetworkCallingCodes =
    122         phoneUtil.getSupportedGlobalNetworkCallingCodes();
    123     assertTrue(globalNetworkCallingCodes.size() > 0);
    124     for (int callingCode : globalNetworkCallingCodes) {
    125       assertTrue(callingCode > 0);
    126       assertEquals(RegionCode.UN001, phoneUtil.getRegionCodeForCountryCode(callingCode));
    127     }
    128   }
    129 
    130   public void testGetInstanceLoadBadMetadata() {
    131     assertNull(phoneUtil.getMetadataForRegion("No Such Region"));
    132     assertNull(phoneUtil.getMetadataForNonGeographicalRegion(-1));
    133   }
    134 
    135   public void testGetInstanceLoadUSMetadata() {
    136     PhoneMetadata metadata = phoneUtil.getMetadataForRegion(RegionCode.US);
    137     assertEquals("US", metadata.getId());
    138     assertEquals(1, metadata.getCountryCode());
    139     assertEquals("011", metadata.getInternationalPrefix());
    140     assertTrue(metadata.hasNationalPrefix());
    141     assertEquals(2, metadata.numberFormatSize());
    142     assertEquals("(\\d{3})(\\d{3})(\\d{4})",
    143                  metadata.getNumberFormat(1).getPattern());
    144     assertEquals("$1 $2 $3", metadata.getNumberFormat(1).getFormat());
    145     assertEquals("[13-689]\\d{9}|2[0-35-9]\\d{8}",
    146                  metadata.getGeneralDesc().getNationalNumberPattern());
    147     assertEquals("\\d{7}(?:\\d{3})?", metadata.getGeneralDesc().getPossibleNumberPattern());
    148     assertTrue(metadata.getGeneralDesc().exactlySameAs(metadata.getFixedLine()));
    149     assertEquals("\\d{10}", metadata.getTollFree().getPossibleNumberPattern());
    150     assertEquals("900\\d{7}", metadata.getPremiumRate().getNationalNumberPattern());
    151     // No shared-cost data is available, so it should be initialised to "NA".
    152     assertEquals("NA", metadata.getSharedCost().getNationalNumberPattern());
    153     assertEquals("NA", metadata.getSharedCost().getPossibleNumberPattern());
    154   }
    155 
    156   public void testGetInstanceLoadDEMetadata() {
    157     PhoneMetadata metadata = phoneUtil.getMetadataForRegion(RegionCode.DE);
    158     assertEquals("DE", metadata.getId());
    159     assertEquals(49, metadata.getCountryCode());
    160     assertEquals("00", metadata.getInternationalPrefix());
    161     assertEquals("0", metadata.getNationalPrefix());
    162     assertEquals(6, metadata.numberFormatSize());
    163     assertEquals(1, metadata.getNumberFormat(5).leadingDigitsPatternSize());
    164     assertEquals("900", metadata.getNumberFormat(5).getLeadingDigitsPattern(0));
    165     assertEquals("(\\d{3})(\\d{3,4})(\\d{4})",
    166                  metadata.getNumberFormat(5).getPattern());
    167     assertEquals("$1 $2 $3", metadata.getNumberFormat(5).getFormat());
    168     assertEquals("(?:[24-6]\\d{2}|3[03-9]\\d|[789](?:[1-9]\\d|0[2-9]))\\d{1,8}",
    169                  metadata.getFixedLine().getNationalNumberPattern());
    170     assertEquals("\\d{2,14}", metadata.getFixedLine().getPossibleNumberPattern());
    171     assertEquals("30123456", metadata.getFixedLine().getExampleNumber());
    172     assertEquals("\\d{10}", metadata.getTollFree().getPossibleNumberPattern());
    173     assertEquals("900([135]\\d{6}|9\\d{7})", metadata.getPremiumRate().getNationalNumberPattern());
    174   }
    175 
    176   public void testGetInstanceLoadARMetadata() {
    177     PhoneMetadata metadata = phoneUtil.getMetadataForRegion(RegionCode.AR);
    178     assertEquals("AR", metadata.getId());
    179     assertEquals(54, metadata.getCountryCode());
    180     assertEquals("00", metadata.getInternationalPrefix());
    181     assertEquals("0", metadata.getNationalPrefix());
    182     assertEquals("0(?:(11|343|3715)15)?", metadata.getNationalPrefixForParsing());
    183     assertEquals("9$1", metadata.getNationalPrefixTransformRule());
    184     assertEquals("$2 15 $3-$4", metadata.getNumberFormat(2).getFormat());
    185     assertEquals("(9)(\\d{4})(\\d{2})(\\d{4})",
    186                  metadata.getNumberFormat(3).getPattern());
    187     assertEquals("(9)(\\d{4})(\\d{2})(\\d{4})",
    188                  metadata.getIntlNumberFormat(3).getPattern());
    189     assertEquals("$1 $2 $3 $4", metadata.getIntlNumberFormat(3).getFormat());
    190   }
    191 
    192   public void testGetInstanceLoadInternationalTollFreeMetadata() {
    193     PhoneMetadata metadata = phoneUtil.getMetadataForNonGeographicalRegion(800);
    194     assertEquals("001", metadata.getId());
    195     assertEquals(800, metadata.getCountryCode());
    196     assertEquals("$1 $2", metadata.getNumberFormat(0).getFormat());
    197     assertEquals("(\\d{4})(\\d{4})", metadata.getNumberFormat(0).getPattern());
    198     assertEquals("12345678", metadata.getGeneralDesc().getExampleNumber());
    199     assertEquals("12345678", metadata.getTollFree().getExampleNumber());
    200   }
    201 
    202   public void testIsNumberGeographical() {
    203     assertFalse(phoneUtil.isNumberGeographical(BS_MOBILE));  // Bahamas, mobile phone number.
    204     assertTrue(phoneUtil.isNumberGeographical(AU_NUMBER));  // Australian fixed line number.
    205     assertFalse(phoneUtil.isNumberGeographical(INTERNATIONAL_TOLL_FREE));  // International toll
    206                                                                            // free number.
    207   }
    208 
    209   public void testIsLeadingZeroPossible() {
    210     assertTrue(phoneUtil.isLeadingZeroPossible(39));  // Italy
    211     assertFalse(phoneUtil.isLeadingZeroPossible(1));  // USA
    212     assertTrue(phoneUtil.isLeadingZeroPossible(800));  // International toll free
    213     assertFalse(phoneUtil.isLeadingZeroPossible(979));  // International premium-rate
    214     assertFalse(phoneUtil.isLeadingZeroPossible(888));  // Not in metadata file, just default to
    215                                                         // false.
    216   }
    217 
    218   public void testGetLengthOfGeographicalAreaCode() {
    219     // Google MTV, which has area code "650".
    220     assertEquals(3, phoneUtil.getLengthOfGeographicalAreaCode(US_NUMBER));
    221 
    222     // A North America toll-free number, which has no area code.
    223     assertEquals(0, phoneUtil.getLengthOfGeographicalAreaCode(US_TOLLFREE));
    224 
    225     // Google London, which has area code "20".
    226     assertEquals(2, phoneUtil.getLengthOfGeographicalAreaCode(GB_NUMBER));
    227 
    228     // A UK mobile phone, which has no area code.
    229     assertEquals(0, phoneUtil.getLengthOfGeographicalAreaCode(GB_MOBILE));
    230 
    231     // Google Buenos Aires, which has area code "11".
    232     assertEquals(2, phoneUtil.getLengthOfGeographicalAreaCode(AR_NUMBER));
    233 
    234     // Google Sydney, which has area code "2".
    235     assertEquals(1, phoneUtil.getLengthOfGeographicalAreaCode(AU_NUMBER));
    236 
    237     // Italian numbers - there is no national prefix, but it still has an area code.
    238     assertEquals(2, phoneUtil.getLengthOfGeographicalAreaCode(IT_NUMBER));
    239 
    240     // Google Singapore. Singapore has no area code and no national prefix.
    241     assertEquals(0, phoneUtil.getLengthOfGeographicalAreaCode(SG_NUMBER));
    242 
    243     // An invalid US number (1 digit shorter), which has no area code.
    244     assertEquals(0, phoneUtil.getLengthOfGeographicalAreaCode(US_SHORT_BY_ONE_NUMBER));
    245 
    246     // An international toll free number, which has no area code.
    247     assertEquals(0, phoneUtil.getLengthOfGeographicalAreaCode(INTERNATIONAL_TOLL_FREE));
    248   }
    249 
    250   public void testGetLengthOfNationalDestinationCode() {
    251     // Google MTV, which has national destination code (NDC) "650".
    252     assertEquals(3, phoneUtil.getLengthOfNationalDestinationCode(US_NUMBER));
    253 
    254     // A North America toll-free number, which has NDC "800".
    255     assertEquals(3, phoneUtil.getLengthOfNationalDestinationCode(US_TOLLFREE));
    256 
    257     // Google London, which has NDC "20".
    258     assertEquals(2, phoneUtil.getLengthOfNationalDestinationCode(GB_NUMBER));
    259 
    260     // A UK mobile phone, which has NDC "7912".
    261     assertEquals(4, phoneUtil.getLengthOfNationalDestinationCode(GB_MOBILE));
    262 
    263     // Google Buenos Aires, which has NDC "11".
    264     assertEquals(2, phoneUtil.getLengthOfNationalDestinationCode(AR_NUMBER));
    265 
    266     // An Argentinian mobile which has NDC "911".
    267     assertEquals(3, phoneUtil.getLengthOfNationalDestinationCode(AR_MOBILE));
    268 
    269     // Google Sydney, which has NDC "2".
    270     assertEquals(1, phoneUtil.getLengthOfNationalDestinationCode(AU_NUMBER));
    271 
    272     // Google Singapore, which has NDC "6521".
    273     assertEquals(4, phoneUtil.getLengthOfNationalDestinationCode(SG_NUMBER));
    274 
    275     // An invalid US number (1 digit shorter), which has no NDC.
    276     assertEquals(0, phoneUtil.getLengthOfNationalDestinationCode(US_SHORT_BY_ONE_NUMBER));
    277 
    278     // A number containing an invalid country calling code, which shouldn't have any NDC.
    279     PhoneNumber number = new PhoneNumber().setCountryCode(123).setNationalNumber(6502530000L);
    280     assertEquals(0, phoneUtil.getLengthOfNationalDestinationCode(number));
    281 
    282     // An international toll free number, which has NDC "1234".
    283     assertEquals(4, phoneUtil.getLengthOfNationalDestinationCode(INTERNATIONAL_TOLL_FREE));
    284   }
    285 
    286   public void testGetCountryMobileToken() {
    287     assertEquals("1", PhoneNumberUtil.getCountryMobileToken(phoneUtil.getCountryCodeForRegion(
    288         RegionCode.MX)));
    289 
    290     // Country calling code for Sweden, which has no mobile token.
    291     assertEquals("", PhoneNumberUtil.getCountryMobileToken(phoneUtil.getCountryCodeForRegion(
    292         RegionCode.SE)));
    293   }
    294 
    295   public void testGetNationalSignificantNumber() {
    296     assertEquals("6502530000", phoneUtil.getNationalSignificantNumber(US_NUMBER));
    297 
    298     // An Italian mobile number.
    299     assertEquals("345678901", phoneUtil.getNationalSignificantNumber(IT_MOBILE));
    300 
    301     // An Italian fixed line number.
    302     assertEquals("0236618300", phoneUtil.getNationalSignificantNumber(IT_NUMBER));
    303 
    304     assertEquals("12345678", phoneUtil.getNationalSignificantNumber(INTERNATIONAL_TOLL_FREE));
    305   }
    306 
    307   public void testGetExampleNumber() {
    308     assertEquals(DE_NUMBER, phoneUtil.getExampleNumber(RegionCode.DE));
    309 
    310     assertEquals(DE_NUMBER,
    311                  phoneUtil.getExampleNumberForType(RegionCode.DE,
    312                                                    PhoneNumberUtil.PhoneNumberType.FIXED_LINE));
    313     assertEquals(null,
    314                  phoneUtil.getExampleNumberForType(RegionCode.DE,
    315                                                    PhoneNumberUtil.PhoneNumberType.MOBILE));
    316     // For the US, the example number is placed under general description, and hence should be used
    317     // for both fixed line and mobile, so neither of these should return null.
    318     assertNotNull(phoneUtil.getExampleNumberForType(RegionCode.US,
    319                                                     PhoneNumberUtil.PhoneNumberType.FIXED_LINE));
    320     assertNotNull(phoneUtil.getExampleNumberForType(RegionCode.US,
    321                                                     PhoneNumberUtil.PhoneNumberType.MOBILE));
    322     // CS is an invalid region, so we have no data for it.
    323     assertNull(phoneUtil.getExampleNumberForType(RegionCode.CS,
    324                                                  PhoneNumberUtil.PhoneNumberType.MOBILE));
    325     // RegionCode 001 is reserved for supporting non-geographical country calling code. We don't
    326     // support getting an example number for it with this method.
    327     assertEquals(null, phoneUtil.getExampleNumber(RegionCode.UN001));
    328   }
    329 
    330   public void testGetExampleNumberForNonGeoEntity() {
    331     assertEquals(INTERNATIONAL_TOLL_FREE, phoneUtil.getExampleNumberForNonGeoEntity(800));
    332     assertEquals(UNIVERSAL_PREMIUM_RATE, phoneUtil.getExampleNumberForNonGeoEntity(979));
    333   }
    334 
    335   public void testConvertAlphaCharactersInNumber() {
    336     String input = "1800-ABC-DEF";
    337     // Alpha chars are converted to digits; everything else is left untouched.
    338     String expectedOutput = "1800-222-333";
    339     assertEquals(expectedOutput, PhoneNumberUtil.convertAlphaCharactersInNumber(input));
    340   }
    341 
    342   public void testNormaliseRemovePunctuation() {
    343     String inputNumber = "034-56&+#2\u00AD34";
    344     String expectedOutput = "03456234";
    345     assertEquals("Conversion did not correctly remove punctuation",
    346                  expectedOutput,
    347                  PhoneNumberUtil.normalize(inputNumber));
    348   }
    349 
    350   public void testNormaliseReplaceAlphaCharacters() {
    351     String inputNumber = "034-I-am-HUNGRY";
    352     String expectedOutput = "034426486479";
    353     assertEquals("Conversion did not correctly replace alpha characters",
    354                  expectedOutput,
    355                  PhoneNumberUtil.normalize(inputNumber));
    356   }
    357 
    358   public void testNormaliseOtherDigits() {
    359     String inputNumber = "\uFF125\u0665";
    360     String expectedOutput = "255";
    361     assertEquals("Conversion did not correctly replace non-latin digits",
    362                  expectedOutput,
    363                  PhoneNumberUtil.normalize(inputNumber));
    364     // Eastern-Arabic digits.
    365     inputNumber = "\u06F52\u06F0";
    366     expectedOutput = "520";
    367     assertEquals("Conversion did not correctly replace non-latin digits",
    368                  expectedOutput,
    369                  PhoneNumberUtil.normalize(inputNumber));
    370   }
    371 
    372   public void testNormaliseStripAlphaCharacters() {
    373     String inputNumber = "034-56&+a#234";
    374     String expectedOutput = "03456234";
    375     assertEquals("Conversion did not correctly remove alpha character",
    376                  expectedOutput,
    377                  PhoneNumberUtil.normalizeDigitsOnly(inputNumber));
    378   }
    379 
    380   public void testNormaliseStripNonDiallableCharacters() {
    381     String inputNumber = "03*4-56&+a#234";
    382     String expectedOutput = "03*456+234";
    383     assertEquals("Conversion did not correctly remove non-diallable characters",
    384                  expectedOutput,
    385                  PhoneNumberUtil.normalizeDiallableCharsOnly(inputNumber));
    386   }
    387 
    388   public void testFormatUSNumber() {
    389     assertEquals("650 253 0000", phoneUtil.format(US_NUMBER, PhoneNumberFormat.NATIONAL));
    390     assertEquals("+1 650 253 0000", phoneUtil.format(US_NUMBER, PhoneNumberFormat.INTERNATIONAL));
    391 
    392     assertEquals("800 253 0000", phoneUtil.format(US_TOLLFREE, PhoneNumberFormat.NATIONAL));
    393     assertEquals("+1 800 253 0000", phoneUtil.format(US_TOLLFREE, PhoneNumberFormat.INTERNATIONAL));
    394 
    395     assertEquals("900 253 0000", phoneUtil.format(US_PREMIUM, PhoneNumberFormat.NATIONAL));
    396     assertEquals("+1 900 253 0000", phoneUtil.format(US_PREMIUM, PhoneNumberFormat.INTERNATIONAL));
    397     assertEquals("tel:+1-900-253-0000", phoneUtil.format(US_PREMIUM, PhoneNumberFormat.RFC3966));
    398     // Numbers with all zeros in the national number part will be formatted by using the raw_input
    399     // if that is available no matter which format is specified.
    400     assertEquals("000-000-0000",
    401                  phoneUtil.format(US_SPOOF_WITH_RAW_INPUT, PhoneNumberFormat.NATIONAL));
    402     assertEquals("0", phoneUtil.format(US_SPOOF, PhoneNumberFormat.NATIONAL));
    403   }
    404 
    405   public void testFormatBSNumber() {
    406     assertEquals("242 365 1234", phoneUtil.format(BS_NUMBER, PhoneNumberFormat.NATIONAL));
    407     assertEquals("+1 242 365 1234", phoneUtil.format(BS_NUMBER, PhoneNumberFormat.INTERNATIONAL));
    408   }
    409 
    410   public void testFormatGBNumber() {
    411     assertEquals("(020) 7031 3000", phoneUtil.format(GB_NUMBER, PhoneNumberFormat.NATIONAL));
    412     assertEquals("+44 20 7031 3000", phoneUtil.format(GB_NUMBER, PhoneNumberFormat.INTERNATIONAL));
    413 
    414     assertEquals("(07912) 345 678", phoneUtil.format(GB_MOBILE, PhoneNumberFormat.NATIONAL));
    415     assertEquals("+44 7912 345 678", phoneUtil.format(GB_MOBILE, PhoneNumberFormat.INTERNATIONAL));
    416   }
    417 
    418   public void testFormatDENumber() {
    419     PhoneNumber deNumber = new PhoneNumber();
    420     deNumber.setCountryCode(49).setNationalNumber(301234L);
    421     assertEquals("030/1234", phoneUtil.format(deNumber, PhoneNumberFormat.NATIONAL));
    422     assertEquals("+49 30/1234", phoneUtil.format(deNumber, PhoneNumberFormat.INTERNATIONAL));
    423     assertEquals("tel:+49-30-1234", phoneUtil.format(deNumber, PhoneNumberFormat.RFC3966));
    424 
    425     deNumber.clear();
    426     deNumber.setCountryCode(49).setNationalNumber(291123L);
    427     assertEquals("0291 123", phoneUtil.format(deNumber, PhoneNumberFormat.NATIONAL));
    428     assertEquals("+49 291 123", phoneUtil.format(deNumber, PhoneNumberFormat.INTERNATIONAL));
    429 
    430     deNumber.clear();
    431     deNumber.setCountryCode(49).setNationalNumber(29112345678L);
    432     assertEquals("0291 12345678", phoneUtil.format(deNumber, PhoneNumberFormat.NATIONAL));
    433     assertEquals("+49 291 12345678", phoneUtil.format(deNumber, PhoneNumberFormat.INTERNATIONAL));
    434 
    435     deNumber.clear();
    436     deNumber.setCountryCode(49).setNationalNumber(912312345L);
    437     assertEquals("09123 12345", phoneUtil.format(deNumber, PhoneNumberFormat.NATIONAL));
    438     assertEquals("+49 9123 12345", phoneUtil.format(deNumber, PhoneNumberFormat.INTERNATIONAL));
    439     deNumber.clear();
    440     deNumber.setCountryCode(49).setNationalNumber(80212345L);
    441     assertEquals("08021 2345", phoneUtil.format(deNumber, PhoneNumberFormat.NATIONAL));
    442     assertEquals("+49 8021 2345", phoneUtil.format(deNumber, PhoneNumberFormat.INTERNATIONAL));
    443     // Note this number is correctly formatted without national prefix. Most of the numbers that
    444     // are treated as invalid numbers by the library are short numbers, and they are usually not
    445     // dialed with national prefix.
    446     assertEquals("1234", phoneUtil.format(DE_SHORT_NUMBER, PhoneNumberFormat.NATIONAL));
    447     assertEquals("+49 1234", phoneUtil.format(DE_SHORT_NUMBER, PhoneNumberFormat.INTERNATIONAL));
    448 
    449     deNumber.clear();
    450     deNumber.setCountryCode(49).setNationalNumber(41341234);
    451     assertEquals("04134 1234", phoneUtil.format(deNumber, PhoneNumberFormat.NATIONAL));
    452   }
    453 
    454   public void testFormatITNumber() {
    455     assertEquals("02 3661 8300", phoneUtil.format(IT_NUMBER, PhoneNumberFormat.NATIONAL));
    456     assertEquals("+39 02 3661 8300", phoneUtil.format(IT_NUMBER, PhoneNumberFormat.INTERNATIONAL));
    457     assertEquals("+390236618300", phoneUtil.format(IT_NUMBER, PhoneNumberFormat.E164));
    458 
    459     assertEquals("345 678 901", phoneUtil.format(IT_MOBILE, PhoneNumberFormat.NATIONAL));
    460     assertEquals("+39 345 678 901", phoneUtil.format(IT_MOBILE, PhoneNumberFormat.INTERNATIONAL));
    461     assertEquals("+39345678901", phoneUtil.format(IT_MOBILE, PhoneNumberFormat.E164));
    462   }
    463 
    464   public void testFormatAUNumber() {
    465     assertEquals("02 3661 8300", phoneUtil.format(AU_NUMBER, PhoneNumberFormat.NATIONAL));
    466     assertEquals("+61 2 3661 8300", phoneUtil.format(AU_NUMBER, PhoneNumberFormat.INTERNATIONAL));
    467     assertEquals("+61236618300", phoneUtil.format(AU_NUMBER, PhoneNumberFormat.E164));
    468 
    469     PhoneNumber auNumber = new PhoneNumber().setCountryCode(61).setNationalNumber(1800123456L);
    470     assertEquals("1800 123 456", phoneUtil.format(auNumber, PhoneNumberFormat.NATIONAL));
    471     assertEquals("+61 1800 123 456", phoneUtil.format(auNumber, PhoneNumberFormat.INTERNATIONAL));
    472     assertEquals("+611800123456", phoneUtil.format(auNumber, PhoneNumberFormat.E164));
    473   }
    474 
    475   public void testFormatARNumber() {
    476     assertEquals("011 8765-4321", phoneUtil.format(AR_NUMBER, PhoneNumberFormat.NATIONAL));
    477     assertEquals("+54 11 8765-4321", phoneUtil.format(AR_NUMBER, PhoneNumberFormat.INTERNATIONAL));
    478     assertEquals("+541187654321", phoneUtil.format(AR_NUMBER, PhoneNumberFormat.E164));
    479 
    480     assertEquals("011 15 8765-4321", phoneUtil.format(AR_MOBILE, PhoneNumberFormat.NATIONAL));
    481     assertEquals("+54 9 11 8765 4321", phoneUtil.format(AR_MOBILE,
    482                                                         PhoneNumberFormat.INTERNATIONAL));
    483     assertEquals("+5491187654321", phoneUtil.format(AR_MOBILE, PhoneNumberFormat.E164));
    484   }
    485 
    486   public void testFormatMXNumber() {
    487     assertEquals("045 234 567 8900", phoneUtil.format(MX_MOBILE1, PhoneNumberFormat.NATIONAL));
    488     assertEquals("+52 1 234 567 8900", phoneUtil.format(
    489         MX_MOBILE1, PhoneNumberFormat.INTERNATIONAL));
    490     assertEquals("+5212345678900", phoneUtil.format(MX_MOBILE1, PhoneNumberFormat.E164));
    491 
    492     assertEquals("045 55 1234 5678", phoneUtil.format(MX_MOBILE2, PhoneNumberFormat.NATIONAL));
    493     assertEquals("+52 1 55 1234 5678", phoneUtil.format(
    494         MX_MOBILE2, PhoneNumberFormat.INTERNATIONAL));
    495     assertEquals("+5215512345678", phoneUtil.format(MX_MOBILE2, PhoneNumberFormat.E164));
    496 
    497     assertEquals("01 33 1234 5678", phoneUtil.format(MX_NUMBER1, PhoneNumberFormat.NATIONAL));
    498     assertEquals("+52 33 1234 5678", phoneUtil.format(MX_NUMBER1, PhoneNumberFormat.INTERNATIONAL));
    499     assertEquals("+523312345678", phoneUtil.format(MX_NUMBER1, PhoneNumberFormat.E164));
    500 
    501     assertEquals("01 821 123 4567", phoneUtil.format(MX_NUMBER2, PhoneNumberFormat.NATIONAL));
    502     assertEquals("+52 821 123 4567", phoneUtil.format(MX_NUMBER2, PhoneNumberFormat.INTERNATIONAL));
    503     assertEquals("+528211234567", phoneUtil.format(MX_NUMBER2, PhoneNumberFormat.E164));
    504   }
    505 
    506   public void testFormatOutOfCountryCallingNumber() {
    507     assertEquals("00 1 900 253 0000",
    508                  phoneUtil.formatOutOfCountryCallingNumber(US_PREMIUM, RegionCode.DE));
    509 
    510     assertEquals("1 650 253 0000",
    511                  phoneUtil.formatOutOfCountryCallingNumber(US_NUMBER, RegionCode.BS));
    512 
    513     assertEquals("00 1 650 253 0000",
    514                  phoneUtil.formatOutOfCountryCallingNumber(US_NUMBER, RegionCode.PL));
    515 
    516     assertEquals("011 44 7912 345 678",
    517                  phoneUtil.formatOutOfCountryCallingNumber(GB_MOBILE, RegionCode.US));
    518 
    519     assertEquals("00 49 1234",
    520                  phoneUtil.formatOutOfCountryCallingNumber(DE_SHORT_NUMBER, RegionCode.GB));
    521     // Note this number is correctly formatted without national prefix. Most of the numbers that
    522     // are treated as invalid numbers by the library are short numbers, and they are usually not
    523     // dialed with national prefix.
    524     assertEquals("1234", phoneUtil.formatOutOfCountryCallingNumber(DE_SHORT_NUMBER, RegionCode.DE));
    525 
    526     assertEquals("011 39 02 3661 8300",
    527                  phoneUtil.formatOutOfCountryCallingNumber(IT_NUMBER, RegionCode.US));
    528     assertEquals("02 3661 8300",
    529                  phoneUtil.formatOutOfCountryCallingNumber(IT_NUMBER, RegionCode.IT));
    530     assertEquals("+39 02 3661 8300",
    531                  phoneUtil.formatOutOfCountryCallingNumber(IT_NUMBER, RegionCode.SG));
    532 
    533     assertEquals("6521 8000",
    534                  phoneUtil.formatOutOfCountryCallingNumber(SG_NUMBER, RegionCode.SG));
    535 
    536     assertEquals("011 54 9 11 8765 4321",
    537                  phoneUtil.formatOutOfCountryCallingNumber(AR_MOBILE, RegionCode.US));
    538     assertEquals("011 800 1234 5678",
    539                  phoneUtil.formatOutOfCountryCallingNumber(INTERNATIONAL_TOLL_FREE, RegionCode.US));
    540 
    541     PhoneNumber arNumberWithExtn = new PhoneNumber().mergeFrom(AR_MOBILE).setExtension("1234");
    542     assertEquals("011 54 9 11 8765 4321 ext. 1234",
    543                  phoneUtil.formatOutOfCountryCallingNumber(arNumberWithExtn, RegionCode.US));
    544     assertEquals("0011 54 9 11 8765 4321 ext. 1234",
    545                  phoneUtil.formatOutOfCountryCallingNumber(arNumberWithExtn, RegionCode.AU));
    546     assertEquals("011 15 8765-4321 ext. 1234",
    547                  phoneUtil.formatOutOfCountryCallingNumber(arNumberWithExtn, RegionCode.AR));
    548   }
    549 
    550   public void testFormatOutOfCountryWithInvalidRegion() {
    551     // AQ/Antarctica isn't a valid region code for phone number formatting,
    552     // so this falls back to intl formatting.
    553     assertEquals("+1 650 253 0000",
    554                  phoneUtil.formatOutOfCountryCallingNumber(US_NUMBER, RegionCode.AQ));
    555     // For region code 001, the out-of-country format always turns into the international format.
    556     assertEquals("+1 650 253 0000",
    557                  phoneUtil.formatOutOfCountryCallingNumber(US_NUMBER, RegionCode.UN001));
    558   }
    559 
    560   public void testFormatOutOfCountryWithPreferredIntlPrefix() {
    561     // This should use 0011, since that is the preferred international prefix (both 0011 and 0012
    562     // are accepted as possible international prefixes in our test metadta.)
    563     assertEquals("0011 39 02 3661 8300",
    564                  phoneUtil.formatOutOfCountryCallingNumber(IT_NUMBER, RegionCode.AU));
    565   }
    566 
    567   public void testFormatOutOfCountryKeepingAlphaChars() {
    568     PhoneNumber alphaNumericNumber = new PhoneNumber();
    569     alphaNumericNumber.setCountryCode(1).setNationalNumber(8007493524L)
    570         .setRawInput("1800 six-flag");
    571     assertEquals("0011 1 800 SIX-FLAG",
    572                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.AU));
    573 
    574     alphaNumericNumber.setRawInput("1-800-SIX-flag");
    575     assertEquals("0011 1 800-SIX-FLAG",
    576                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.AU));
    577 
    578     alphaNumericNumber.setRawInput("Call us from UK: 00 1 800 SIX-flag");
    579     assertEquals("0011 1 800 SIX-FLAG",
    580                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.AU));
    581 
    582     alphaNumericNumber.setRawInput("800 SIX-flag");
    583     assertEquals("0011 1 800 SIX-FLAG",
    584                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.AU));
    585 
    586     // Formatting from within the NANPA region.
    587     assertEquals("1 800 SIX-FLAG",
    588                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.US));
    589 
    590     assertEquals("1 800 SIX-FLAG",
    591                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.BS));
    592 
    593     // Testing that if the raw input doesn't exist, it is formatted using
    594     // formatOutOfCountryCallingNumber.
    595     alphaNumericNumber.clearRawInput();
    596     assertEquals("00 1 800 749 3524",
    597                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.DE));
    598 
    599     // Testing AU alpha number formatted from Australia.
    600     alphaNumericNumber.setCountryCode(61).setNationalNumber(827493524L)
    601         .setRawInput("+61 82749-FLAG");
    602     // This number should have the national prefix fixed.
    603     assertEquals("082749-FLAG",
    604                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.AU));
    605 
    606     alphaNumericNumber.setRawInput("082749-FLAG");
    607     assertEquals("082749-FLAG",
    608                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.AU));
    609 
    610     alphaNumericNumber.setNationalNumber(18007493524L).setRawInput("1-800-SIX-flag");
    611     // This number should not have the national prefix prefixed, in accordance with the override for
    612     // this specific formatting rule.
    613     assertEquals("1-800-SIX-FLAG",
    614                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.AU));
    615 
    616     // The metadata should not be permanently changed, since we copied it before modifying patterns.
    617     // Here we check this.
    618     alphaNumericNumber.setNationalNumber(1800749352L);
    619     assertEquals("1800 749 352",
    620                  phoneUtil.formatOutOfCountryCallingNumber(alphaNumericNumber, RegionCode.AU));
    621 
    622     // Testing a region with multiple international prefixes.
    623     assertEquals("+61 1-800-SIX-FLAG",
    624                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.SG));
    625     // Testing the case of calling from a non-supported region.
    626     assertEquals("+61 1-800-SIX-FLAG",
    627                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.AQ));
    628 
    629     // Testing the case with an invalid country calling code.
    630     alphaNumericNumber.setCountryCode(0).setNationalNumber(18007493524L)
    631         .setRawInput("1-800-SIX-flag");
    632     // Uses the raw input only.
    633     assertEquals("1-800-SIX-flag",
    634                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.DE));
    635 
    636     // Testing the case of an invalid alpha number.
    637     alphaNumericNumber.setCountryCode(1).setNationalNumber(80749L).setRawInput("180-SIX");
    638     // No country-code stripping can be done.
    639     assertEquals("00 1 180-SIX",
    640                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.DE));
    641 
    642     // Testing the case of calling from a non-supported region.
    643     alphaNumericNumber.setCountryCode(1).setNationalNumber(80749L).setRawInput("180-SIX");
    644     // No country-code stripping can be done since the number is invalid.
    645     assertEquals("+1 180-SIX",
    646                  phoneUtil.formatOutOfCountryKeepingAlphaChars(alphaNumericNumber, RegionCode.AQ));
    647   }
    648 
    649   public void testFormatWithCarrierCode() {
    650     // We only support this for AR in our test metadata, and only for mobile numbers starting with
    651     // certain values.
    652     PhoneNumber arMobile = new PhoneNumber().setCountryCode(54).setNationalNumber(92234654321L);
    653     assertEquals("02234 65-4321", phoneUtil.format(arMobile, PhoneNumberFormat.NATIONAL));
    654     // Here we force 14 as the carrier code.
    655     assertEquals("02234 14 65-4321",
    656                  phoneUtil.formatNationalNumberWithCarrierCode(arMobile, "14"));
    657     // Here we force the number to be shown with no carrier code.
    658     assertEquals("02234 65-4321",
    659                  phoneUtil.formatNationalNumberWithCarrierCode(arMobile, ""));
    660     // Here the international rule is used, so no carrier code should be present.
    661     assertEquals("+5492234654321", phoneUtil.format(arMobile, PhoneNumberFormat.E164));
    662     // We don't support this for the US so there should be no change.
    663     assertEquals("650 253 0000", phoneUtil.formatNationalNumberWithCarrierCode(US_NUMBER, "15"));
    664 
    665     // Invalid country code should just get the NSN.
    666     assertEquals("12345",
    667         phoneUtil.formatNationalNumberWithCarrierCode(UNKNOWN_COUNTRY_CODE_NO_RAW_INPUT, "89"));
    668   }
    669 
    670   public void testFormatWithPreferredCarrierCode() {
    671     // We only support this for AR in our test metadata.
    672     PhoneNumber arNumber = new PhoneNumber();
    673     arNumber.setCountryCode(54).setNationalNumber(91234125678L);
    674     // Test formatting with no preferred carrier code stored in the number itself.
    675     assertEquals("01234 15 12-5678",
    676         phoneUtil.formatNationalNumberWithPreferredCarrierCode(arNumber, "15"));
    677     assertEquals("01234 12-5678",
    678         phoneUtil.formatNationalNumberWithPreferredCarrierCode(arNumber, ""));
    679     // Test formatting with preferred carrier code present.
    680     arNumber.setPreferredDomesticCarrierCode("19");
    681     assertEquals("01234 12-5678", phoneUtil.format(arNumber, PhoneNumberFormat.NATIONAL));
    682     assertEquals("01234 19 12-5678",
    683         phoneUtil.formatNationalNumberWithPreferredCarrierCode(arNumber, "15"));
    684     assertEquals("01234 19 12-5678",
    685         phoneUtil.formatNationalNumberWithPreferredCarrierCode(arNumber, ""));
    686     // When the preferred_domestic_carrier_code is present (even when it contains an empty string),
    687     // use it instead of the default carrier code passed in.
    688     arNumber.setPreferredDomesticCarrierCode("");
    689     assertEquals("01234 12-5678",
    690         phoneUtil.formatNationalNumberWithPreferredCarrierCode(arNumber, "15"));
    691     // We don't support this for the US so there should be no change.
    692     PhoneNumber usNumber = new PhoneNumber();
    693     usNumber.setCountryCode(1).setNationalNumber(4241231234L).setPreferredDomesticCarrierCode("99");
    694     assertEquals("424 123 1234", phoneUtil.format(usNumber, PhoneNumberFormat.NATIONAL));
    695     assertEquals("424 123 1234",
    696         phoneUtil.formatNationalNumberWithPreferredCarrierCode(usNumber, "15"));
    697   }
    698 
    699   public void testFormatNumberForMobileDialing() {
    700     // Numbers are normally dialed in national format in-country, and international format from
    701     // outside the country.
    702     assertEquals("030123456",
    703         phoneUtil.formatNumberForMobileDialing(DE_NUMBER, RegionCode.DE, false));
    704     assertEquals("+4930123456",
    705         phoneUtil.formatNumberForMobileDialing(DE_NUMBER, RegionCode.CH, false));
    706     PhoneNumber deNumberWithExtn = new PhoneNumber().mergeFrom(DE_NUMBER).setExtension("1234");
    707     assertEquals("030123456",
    708         phoneUtil.formatNumberForMobileDialing(deNumberWithExtn, RegionCode.DE, false));
    709     assertEquals("+4930123456",
    710         phoneUtil.formatNumberForMobileDialing(deNumberWithExtn, RegionCode.CH, false));
    711 
    712     // US toll free numbers are marked as noInternationalDialling in the test metadata for testing
    713     // purposes. For such numbers, we expect nothing to be returned when the region code is not the
    714     // same one.
    715     assertEquals("800 253 0000",
    716         phoneUtil.formatNumberForMobileDialing(US_TOLLFREE, RegionCode.US,
    717                                                true /*  keep formatting */));
    718     assertEquals("", phoneUtil.formatNumberForMobileDialing(US_TOLLFREE, RegionCode.CN, true));
    719     assertEquals("+1 650 253 0000",
    720         phoneUtil.formatNumberForMobileDialing(US_NUMBER, RegionCode.US, true));
    721     PhoneNumber usNumberWithExtn = new PhoneNumber().mergeFrom(US_NUMBER).setExtension("1234");
    722     assertEquals("+1 650 253 0000",
    723         phoneUtil.formatNumberForMobileDialing(usNumberWithExtn, RegionCode.US, true));
    724 
    725     assertEquals("8002530000",
    726         phoneUtil.formatNumberForMobileDialing(US_TOLLFREE, RegionCode.US,
    727                                                false /* remove formatting */));
    728     assertEquals("", phoneUtil.formatNumberForMobileDialing(US_TOLLFREE, RegionCode.CN, false));
    729     assertEquals("+16502530000",
    730         phoneUtil.formatNumberForMobileDialing(US_NUMBER, RegionCode.US, false));
    731     assertEquals("+16502530000",
    732         phoneUtil.formatNumberForMobileDialing(usNumberWithExtn, RegionCode.US, false));
    733 
    734     // An invalid US number, which is one digit too long.
    735     assertEquals("+165025300001",
    736         phoneUtil.formatNumberForMobileDialing(US_LONG_NUMBER, RegionCode.US, false));
    737     assertEquals("+1 65025300001",
    738         phoneUtil.formatNumberForMobileDialing(US_LONG_NUMBER, RegionCode.US, true));
    739 
    740     // Star numbers. In real life they appear in Israel, but we have them in JP in our test
    741     // metadata.
    742     assertEquals("*2345",
    743         phoneUtil.formatNumberForMobileDialing(JP_STAR_NUMBER, RegionCode.JP, false));
    744     assertEquals("*2345",
    745         phoneUtil.formatNumberForMobileDialing(JP_STAR_NUMBER, RegionCode.JP, true));
    746 
    747     assertEquals("+80012345678",
    748         phoneUtil.formatNumberForMobileDialing(INTERNATIONAL_TOLL_FREE, RegionCode.JP, false));
    749     assertEquals("+800 1234 5678",
    750         phoneUtil.formatNumberForMobileDialing(INTERNATIONAL_TOLL_FREE, RegionCode.JP, true));
    751 
    752     // UAE numbers beginning with 600 (classified as UAN) need to be dialled without +971 locally.
    753     assertEquals("+971600123456",
    754         phoneUtil.formatNumberForMobileDialing(AE_UAN, RegionCode.JP, false));
    755     assertEquals("600123456",
    756         phoneUtil.formatNumberForMobileDialing(AE_UAN, RegionCode.AE, false));
    757 
    758     assertEquals("+523312345678",
    759         phoneUtil.formatNumberForMobileDialing(MX_NUMBER1, RegionCode.MX, false));
    760     assertEquals("+523312345678",
    761         phoneUtil.formatNumberForMobileDialing(MX_NUMBER1, RegionCode.US, false));
    762 
    763     // Non-geographical numbers should always be dialed in international format.
    764     assertEquals("+80012345678",
    765         phoneUtil.formatNumberForMobileDialing(INTERNATIONAL_TOLL_FREE, RegionCode.US, false));
    766     assertEquals("+80012345678",
    767         phoneUtil.formatNumberForMobileDialing(INTERNATIONAL_TOLL_FREE, RegionCode.UN001, false));
    768 
    769     // Test that a short number is formatted correctly for mobile dialing within the region,
    770     // and is not diallable from outside the region.
    771     PhoneNumber deShortNumber = new PhoneNumber().setCountryCode(49).setNationalNumber(123L);
    772     assertEquals("123", phoneUtil.formatNumberForMobileDialing(deShortNumber, RegionCode.DE,
    773         false));
    774     assertEquals("", phoneUtil.formatNumberForMobileDialing(deShortNumber, RegionCode.IT, false));
    775 
    776     // Test the special logic for Hungary, where the national prefix must be added before dialing
    777     // from a mobile phone for regular length numbers, but not for short numbers.
    778     PhoneNumber huRegularNumber = new PhoneNumber().setCountryCode(36)
    779         .setNationalNumber(301234567L);
    780     assertEquals("06301234567", phoneUtil.formatNumberForMobileDialing(huRegularNumber,
    781         RegionCode.HU, false));
    782     assertEquals("+36301234567", phoneUtil.formatNumberForMobileDialing(huRegularNumber,
    783         RegionCode.JP, false));
    784     PhoneNumber huShortNumber = new PhoneNumber().setCountryCode(36).setNationalNumber(104L);
    785     assertEquals("104", phoneUtil.formatNumberForMobileDialing(huShortNumber, RegionCode.HU,
    786         false));
    787     assertEquals("", phoneUtil.formatNumberForMobileDialing(huShortNumber, RegionCode.JP, false));
    788 
    789     // Test the special logic for NANPA countries, for which regular length phone numbers are always
    790     // output in international format, but short numbers are in national format.
    791     assertEquals("+16502530000", phoneUtil.formatNumberForMobileDialing(US_NUMBER,
    792         RegionCode.US, false));
    793     assertEquals("+16502530000", phoneUtil.formatNumberForMobileDialing(US_NUMBER,
    794         RegionCode.CA, false));
    795     assertEquals("+16502530000", phoneUtil.formatNumberForMobileDialing(US_NUMBER,
    796         RegionCode.BR, false));
    797     PhoneNumber usShortNumber = new PhoneNumber().setCountryCode(1).setNationalNumber(911L);
    798     assertEquals("911", phoneUtil.formatNumberForMobileDialing(usShortNumber, RegionCode.US,
    799         false));
    800     assertEquals("", phoneUtil.formatNumberForMobileDialing(usShortNumber, RegionCode.CA, false));
    801     assertEquals("", phoneUtil.formatNumberForMobileDialing(usShortNumber, RegionCode.BR, false));
    802 
    803     // Test that the Australian emergency number 000 is formatted correctly.
    804     PhoneNumber auNumber = new PhoneNumber().setCountryCode(61).setNationalNumber(0L)
    805         .setItalianLeadingZero(true).setNumberOfLeadingZeros(2);
    806     assertEquals("000", phoneUtil.formatNumberForMobileDialing(auNumber, RegionCode.AU, false));
    807     assertEquals("", phoneUtil.formatNumberForMobileDialing(auNumber, RegionCode.NZ, false));
    808   }
    809 
    810   public void testFormatByPattern() {
    811     NumberFormat newNumFormat = new NumberFormat();
    812     newNumFormat.setPattern("(\\d{3})(\\d{3})(\\d{4})");
    813     newNumFormat.setFormat("($1) $2-$3");
    814     List<NumberFormat> newNumberFormats = new ArrayList<NumberFormat>();
    815     newNumberFormats.add(newNumFormat);
    816 
    817     assertEquals("(650) 253-0000", phoneUtil.formatByPattern(US_NUMBER, PhoneNumberFormat.NATIONAL,
    818                                                              newNumberFormats));
    819     assertEquals("+1 (650) 253-0000", phoneUtil.formatByPattern(US_NUMBER,
    820                                                                 PhoneNumberFormat.INTERNATIONAL,
    821                                                                 newNumberFormats));
    822     assertEquals("tel:+1-650-253-0000", phoneUtil.formatByPattern(US_NUMBER,
    823                                                                   PhoneNumberFormat.RFC3966,
    824                                                                   newNumberFormats));
    825 
    826     // $NP is set to '1' for the US. Here we check that for other NANPA countries the US rules are
    827     // followed.
    828     newNumFormat.setNationalPrefixFormattingRule("$NP ($FG)");
    829     newNumFormat.setFormat("$1 $2-$3");
    830     assertEquals("1 (242) 365-1234",
    831                  phoneUtil.formatByPattern(BS_NUMBER, PhoneNumberFormat.NATIONAL,
    832                                            newNumberFormats));
    833     assertEquals("+1 242 365-1234",
    834                  phoneUtil.formatByPattern(BS_NUMBER, PhoneNumberFormat.INTERNATIONAL,
    835                                            newNumberFormats));
    836 
    837     newNumFormat.setPattern("(\\d{2})(\\d{5})(\\d{3})");
    838     newNumFormat.setFormat("$1-$2 $3");
    839     newNumberFormats.set(0, newNumFormat);
    840 
    841     assertEquals("02-36618 300",
    842                  phoneUtil.formatByPattern(IT_NUMBER, PhoneNumberFormat.NATIONAL,
    843                                            newNumberFormats));
    844     assertEquals("+39 02-36618 300",
    845                  phoneUtil.formatByPattern(IT_NUMBER, PhoneNumberFormat.INTERNATIONAL,
    846                                            newNumberFormats));
    847 
    848     newNumFormat.setNationalPrefixFormattingRule("$NP$FG");
    849     newNumFormat.setPattern("(\\d{2})(\\d{4})(\\d{4})");
    850     newNumFormat.setFormat("$1 $2 $3");
    851     newNumberFormats.set(0, newNumFormat);
    852     assertEquals("020 7031 3000",
    853                  phoneUtil.formatByPattern(GB_NUMBER, PhoneNumberFormat.NATIONAL,
    854                                            newNumberFormats));
    855 
    856     newNumFormat.setNationalPrefixFormattingRule("($NP$FG)");
    857     assertEquals("(020) 7031 3000",
    858                  phoneUtil.formatByPattern(GB_NUMBER, PhoneNumberFormat.NATIONAL,
    859                                            newNumberFormats));
    860 
    861     newNumFormat.setNationalPrefixFormattingRule("");
    862     assertEquals("20 7031 3000",
    863                  phoneUtil.formatByPattern(GB_NUMBER, PhoneNumberFormat.NATIONAL,
    864                                            newNumberFormats));
    865 
    866     assertEquals("+44 20 7031 3000",
    867                  phoneUtil.formatByPattern(GB_NUMBER, PhoneNumberFormat.INTERNATIONAL,
    868                                            newNumberFormats));
    869   }
    870 
    871   public void testFormatE164Number() {
    872     assertEquals("+16502530000", phoneUtil.format(US_NUMBER, PhoneNumberFormat.E164));
    873     assertEquals("+4930123456", phoneUtil.format(DE_NUMBER, PhoneNumberFormat.E164));
    874     assertEquals("+80012345678", phoneUtil.format(INTERNATIONAL_TOLL_FREE, PhoneNumberFormat.E164));
    875   }
    876 
    877   public void testFormatNumberWithExtension() {
    878     PhoneNumber nzNumber = new PhoneNumber().mergeFrom(NZ_NUMBER).setExtension("1234");
    879     // Uses default extension prefix:
    880     assertEquals("03-331 6005 ext. 1234", phoneUtil.format(nzNumber, PhoneNumberFormat.NATIONAL));
    881     // Uses RFC 3966 syntax.
    882     assertEquals("tel:+64-3-331-6005;ext=1234",
    883         phoneUtil.format(nzNumber, PhoneNumberFormat.RFC3966));
    884     // Extension prefix overridden in the territory information for the US:
    885     PhoneNumber usNumberWithExtension = new PhoneNumber().mergeFrom(US_NUMBER).setExtension("4567");
    886     assertEquals("650 253 0000 extn. 4567", phoneUtil.format(usNumberWithExtension,
    887                                                              PhoneNumberFormat.NATIONAL));
    888   }
    889 
    890   public void testFormatInOriginalFormat() throws Exception {
    891     PhoneNumber number1 = phoneUtil.parseAndKeepRawInput("+442087654321", RegionCode.GB);
    892     assertEquals("+44 20 8765 4321", phoneUtil.formatInOriginalFormat(number1, RegionCode.GB));
    893 
    894     PhoneNumber number2 = phoneUtil.parseAndKeepRawInput("02087654321", RegionCode.GB);
    895     assertEquals("(020) 8765 4321", phoneUtil.formatInOriginalFormat(number2, RegionCode.GB));
    896 
    897     PhoneNumber number3 = phoneUtil.parseAndKeepRawInput("011442087654321", RegionCode.US);
    898     assertEquals("011 44 20 8765 4321", phoneUtil.formatInOriginalFormat(number3, RegionCode.US));
    899 
    900     PhoneNumber number4 = phoneUtil.parseAndKeepRawInput("442087654321", RegionCode.GB);
    901     assertEquals("44 20 8765 4321", phoneUtil.formatInOriginalFormat(number4, RegionCode.GB));
    902 
    903     PhoneNumber number5 = phoneUtil.parse("+442087654321", RegionCode.GB);
    904     assertEquals("(020) 8765 4321", phoneUtil.formatInOriginalFormat(number5, RegionCode.GB));
    905 
    906     // Invalid numbers that we have a formatting pattern for should be formatted properly. Note area
    907     // codes starting with 7 are intentionally excluded in the test metadata for testing purposes.
    908     PhoneNumber number6 = phoneUtil.parseAndKeepRawInput("7345678901", RegionCode.US);
    909     assertEquals("734 567 8901", phoneUtil.formatInOriginalFormat(number6, RegionCode.US));
    910 
    911     // US is not a leading zero country, and the presence of the leading zero leads us to format the
    912     // number using raw_input.
    913     PhoneNumber number7 = phoneUtil.parseAndKeepRawInput("0734567 8901", RegionCode.US);
    914     assertEquals("0734567 8901", phoneUtil.formatInOriginalFormat(number7, RegionCode.US));
    915 
    916     // This number is valid, but we don't have a formatting pattern for it. Fall back to the raw
    917     // input.
    918     PhoneNumber number8 = phoneUtil.parseAndKeepRawInput("02-4567-8900", RegionCode.KR);
    919     assertEquals("02-4567-8900", phoneUtil.formatInOriginalFormat(number8, RegionCode.KR));
    920 
    921     PhoneNumber number9 = phoneUtil.parseAndKeepRawInput("01180012345678", RegionCode.US);
    922     assertEquals("011 800 1234 5678", phoneUtil.formatInOriginalFormat(number9, RegionCode.US));
    923 
    924     PhoneNumber number10 = phoneUtil.parseAndKeepRawInput("+80012345678", RegionCode.KR);
    925     assertEquals("+800 1234 5678", phoneUtil.formatInOriginalFormat(number10, RegionCode.KR));
    926 
    927     // US local numbers are formatted correctly, as we have formatting patterns for them.
    928     PhoneNumber localNumberUS = phoneUtil.parseAndKeepRawInput("2530000", RegionCode.US);
    929     assertEquals("253 0000", phoneUtil.formatInOriginalFormat(localNumberUS, RegionCode.US));
    930 
    931     PhoneNumber numberWithNationalPrefixUS =
    932         phoneUtil.parseAndKeepRawInput("18003456789", RegionCode.US);
    933     assertEquals("1 800 345 6789",
    934         phoneUtil.formatInOriginalFormat(numberWithNationalPrefixUS, RegionCode.US));
    935 
    936     PhoneNumber numberWithoutNationalPrefixGB =
    937         phoneUtil.parseAndKeepRawInput("2087654321", RegionCode.GB);
    938     assertEquals("20 8765 4321",
    939         phoneUtil.formatInOriginalFormat(numberWithoutNationalPrefixGB, RegionCode.GB));
    940     // Make sure no metadata is modified as a result of the previous function call.
    941     assertEquals("(020) 8765 4321", phoneUtil.formatInOriginalFormat(number5, RegionCode.GB));
    942 
    943     PhoneNumber numberWithNationalPrefixMX =
    944         phoneUtil.parseAndKeepRawInput("013312345678", RegionCode.MX);
    945     assertEquals("01 33 1234 5678",
    946         phoneUtil.formatInOriginalFormat(numberWithNationalPrefixMX, RegionCode.MX));
    947 
    948     PhoneNumber numberWithoutNationalPrefixMX =
    949         phoneUtil.parseAndKeepRawInput("3312345678", RegionCode.MX);
    950     assertEquals("33 1234 5678",
    951         phoneUtil.formatInOriginalFormat(numberWithoutNationalPrefixMX, RegionCode.MX));
    952 
    953     PhoneNumber italianFixedLineNumber =
    954         phoneUtil.parseAndKeepRawInput("0212345678", RegionCode.IT);
    955     assertEquals("02 1234 5678",
    956         phoneUtil.formatInOriginalFormat(italianFixedLineNumber, RegionCode.IT));
    957 
    958     PhoneNumber numberWithNationalPrefixJP =
    959         phoneUtil.parseAndKeepRawInput("00777012", RegionCode.JP);
    960     assertEquals("0077-7012",
    961         phoneUtil.formatInOriginalFormat(numberWithNationalPrefixJP, RegionCode.JP));
    962 
    963     PhoneNumber numberWithoutNationalPrefixJP =
    964         phoneUtil.parseAndKeepRawInput("0777012", RegionCode.JP);
    965     assertEquals("0777012",
    966         phoneUtil.formatInOriginalFormat(numberWithoutNationalPrefixJP, RegionCode.JP));
    967 
    968     PhoneNumber numberWithCarrierCodeBR =
    969         phoneUtil.parseAndKeepRawInput("012 3121286979", RegionCode.BR);
    970     assertEquals("012 3121286979",
    971         phoneUtil.formatInOriginalFormat(numberWithCarrierCodeBR, RegionCode.BR));
    972 
    973     // The default national prefix used in this case is 045. When a number with national prefix 044
    974     // is entered, we return the raw input as we don't want to change the number entered.
    975     PhoneNumber numberWithNationalPrefixMX1 =
    976         phoneUtil.parseAndKeepRawInput("044(33)1234-5678", RegionCode.MX);
    977     assertEquals("044(33)1234-5678",
    978         phoneUtil.formatInOriginalFormat(numberWithNationalPrefixMX1, RegionCode.MX));
    979 
    980     PhoneNumber numberWithNationalPrefixMX2 =
    981         phoneUtil.parseAndKeepRawInput("045(33)1234-5678", RegionCode.MX);
    982     assertEquals("045 33 1234 5678",
    983         phoneUtil.formatInOriginalFormat(numberWithNationalPrefixMX2, RegionCode.MX));
    984 
    985     // The default international prefix used in this case is 0011. When a number with international
    986     // prefix 0012 is entered, we return the raw input as we don't want to change the number
    987     // entered.
    988     PhoneNumber outOfCountryNumberFromAU1 =
    989         phoneUtil.parseAndKeepRawInput("0012 16502530000", RegionCode.AU);
    990     assertEquals("0012 16502530000",
    991         phoneUtil.formatInOriginalFormat(outOfCountryNumberFromAU1, RegionCode.AU));
    992 
    993     PhoneNumber outOfCountryNumberFromAU2 =
    994         phoneUtil.parseAndKeepRawInput("0011 16502530000", RegionCode.AU);
    995     assertEquals("0011 1 650 253 0000",
    996         phoneUtil.formatInOriginalFormat(outOfCountryNumberFromAU2, RegionCode.AU));
    997 
    998     // Test the star sign is not removed from or added to the original input by this method.
    999     PhoneNumber starNumber = phoneUtil.parseAndKeepRawInput("*1234", RegionCode.JP);
   1000     assertEquals("*1234", phoneUtil.formatInOriginalFormat(starNumber, RegionCode.JP));
   1001     PhoneNumber numberWithoutStar = phoneUtil.parseAndKeepRawInput("1234", RegionCode.JP);
   1002     assertEquals("1234", phoneUtil.formatInOriginalFormat(numberWithoutStar, RegionCode.JP));
   1003 
   1004     // Test an invalid national number without raw input is just formatted as the national number.
   1005     assertEquals("650253000",
   1006         phoneUtil.formatInOriginalFormat(US_SHORT_BY_ONE_NUMBER, RegionCode.US));
   1007   }
   1008 
   1009   public void testIsPremiumRate() {
   1010     assertEquals(PhoneNumberUtil.PhoneNumberType.PREMIUM_RATE, phoneUtil.getNumberType(US_PREMIUM));
   1011 
   1012     PhoneNumber premiumRateNumber = new PhoneNumber();
   1013     premiumRateNumber.setCountryCode(39).setNationalNumber(892123L);
   1014     assertEquals(PhoneNumberUtil.PhoneNumberType.PREMIUM_RATE,
   1015                  phoneUtil.getNumberType(premiumRateNumber));
   1016 
   1017     premiumRateNumber.clear();
   1018     premiumRateNumber.setCountryCode(44).setNationalNumber(9187654321L);
   1019     assertEquals(PhoneNumberUtil.PhoneNumberType.PREMIUM_RATE,
   1020                  phoneUtil.getNumberType(premiumRateNumber));
   1021 
   1022     premiumRateNumber.clear();
   1023     premiumRateNumber.setCountryCode(49).setNationalNumber(9001654321L);
   1024     assertEquals(PhoneNumberUtil.PhoneNumberType.PREMIUM_RATE,
   1025                  phoneUtil.getNumberType(premiumRateNumber));
   1026 
   1027     premiumRateNumber.clear();
   1028     premiumRateNumber.setCountryCode(49).setNationalNumber(90091234567L);
   1029     assertEquals(PhoneNumberUtil.PhoneNumberType.PREMIUM_RATE,
   1030                  phoneUtil.getNumberType(premiumRateNumber));
   1031 
   1032     assertEquals(PhoneNumberUtil.PhoneNumberType.PREMIUM_RATE,
   1033                  phoneUtil.getNumberType(UNIVERSAL_PREMIUM_RATE));
   1034   }
   1035 
   1036   public void testIsTollFree() {
   1037     PhoneNumber tollFreeNumber = new PhoneNumber();
   1038 
   1039     tollFreeNumber.setCountryCode(1).setNationalNumber(8881234567L);
   1040     assertEquals(PhoneNumberUtil.PhoneNumberType.TOLL_FREE,
   1041                  phoneUtil.getNumberType(tollFreeNumber));
   1042 
   1043     tollFreeNumber.clear();
   1044     tollFreeNumber.setCountryCode(39).setNationalNumber(803123L);
   1045     assertEquals(PhoneNumberUtil.PhoneNumberType.TOLL_FREE,
   1046                  phoneUtil.getNumberType(tollFreeNumber));
   1047 
   1048     tollFreeNumber.clear();
   1049     tollFreeNumber.setCountryCode(44).setNationalNumber(8012345678L);
   1050     assertEquals(PhoneNumberUtil.PhoneNumberType.TOLL_FREE,
   1051                  phoneUtil.getNumberType(tollFreeNumber));
   1052 
   1053     tollFreeNumber.clear();
   1054     tollFreeNumber.setCountryCode(49).setNationalNumber(8001234567L);
   1055     assertEquals(PhoneNumberUtil.PhoneNumberType.TOLL_FREE,
   1056                  phoneUtil.getNumberType(tollFreeNumber));
   1057 
   1058     assertEquals(PhoneNumberUtil.PhoneNumberType.TOLL_FREE,
   1059                  phoneUtil.getNumberType(INTERNATIONAL_TOLL_FREE));
   1060   }
   1061 
   1062   public void testIsMobile() {
   1063     assertEquals(PhoneNumberUtil.PhoneNumberType.MOBILE, phoneUtil.getNumberType(BS_MOBILE));
   1064     assertEquals(PhoneNumberUtil.PhoneNumberType.MOBILE, phoneUtil.getNumberType(GB_MOBILE));
   1065     assertEquals(PhoneNumberUtil.PhoneNumberType.MOBILE, phoneUtil.getNumberType(IT_MOBILE));
   1066     assertEquals(PhoneNumberUtil.PhoneNumberType.MOBILE, phoneUtil.getNumberType(AR_MOBILE));
   1067 
   1068     PhoneNumber mobileNumber = new PhoneNumber();
   1069     mobileNumber.setCountryCode(49).setNationalNumber(15123456789L);
   1070     assertEquals(PhoneNumberUtil.PhoneNumberType.MOBILE, phoneUtil.getNumberType(mobileNumber));
   1071   }
   1072 
   1073   public void testIsFixedLine() {
   1074     assertEquals(PhoneNumberUtil.PhoneNumberType.FIXED_LINE, phoneUtil.getNumberType(BS_NUMBER));
   1075     assertEquals(PhoneNumberUtil.PhoneNumberType.FIXED_LINE, phoneUtil.getNumberType(IT_NUMBER));
   1076     assertEquals(PhoneNumberUtil.PhoneNumberType.FIXED_LINE, phoneUtil.getNumberType(GB_NUMBER));
   1077     assertEquals(PhoneNumberUtil.PhoneNumberType.FIXED_LINE, phoneUtil.getNumberType(DE_NUMBER));
   1078   }
   1079 
   1080   public void testIsFixedLineAndMobile() {
   1081     assertEquals(PhoneNumberUtil.PhoneNumberType.FIXED_LINE_OR_MOBILE,
   1082                  phoneUtil.getNumberType(US_NUMBER));
   1083 
   1084     PhoneNumber fixedLineAndMobileNumber = new PhoneNumber().
   1085         setCountryCode(54).setNationalNumber(1987654321L);
   1086     assertEquals(PhoneNumberUtil.PhoneNumberType.FIXED_LINE_OR_MOBILE,
   1087                  phoneUtil.getNumberType(fixedLineAndMobileNumber));
   1088   }
   1089 
   1090   public void testIsSharedCost() {
   1091     PhoneNumber gbNumber = new PhoneNumber();
   1092     gbNumber.setCountryCode(44).setNationalNumber(8431231234L);
   1093     assertEquals(PhoneNumberUtil.PhoneNumberType.SHARED_COST, phoneUtil.getNumberType(gbNumber));
   1094   }
   1095 
   1096   public void testIsVoip() {
   1097     PhoneNumber gbNumber = new PhoneNumber();
   1098     gbNumber.setCountryCode(44).setNationalNumber(5631231234L);
   1099     assertEquals(PhoneNumberUtil.PhoneNumberType.VOIP, phoneUtil.getNumberType(gbNumber));
   1100   }
   1101 
   1102   public void testIsPersonalNumber() {
   1103     PhoneNumber gbNumber = new PhoneNumber();
   1104     gbNumber.setCountryCode(44).setNationalNumber(7031231234L);
   1105     assertEquals(PhoneNumberUtil.PhoneNumberType.PERSONAL_NUMBER,
   1106                  phoneUtil.getNumberType(gbNumber));
   1107   }
   1108 
   1109   public void testIsUnknown() {
   1110     // Invalid numbers should be of type UNKNOWN.
   1111     assertEquals(PhoneNumberUtil.PhoneNumberType.UNKNOWN, phoneUtil.getNumberType(US_LOCAL_NUMBER));
   1112   }
   1113 
   1114   public void testIsValidNumber() {
   1115     assertTrue(phoneUtil.isValidNumber(US_NUMBER));
   1116     assertTrue(phoneUtil.isValidNumber(IT_NUMBER));
   1117     assertTrue(phoneUtil.isValidNumber(GB_MOBILE));
   1118     assertTrue(phoneUtil.isValidNumber(INTERNATIONAL_TOLL_FREE));
   1119     assertTrue(phoneUtil.isValidNumber(UNIVERSAL_PREMIUM_RATE));
   1120 
   1121     PhoneNumber nzNumber = new PhoneNumber().setCountryCode(64).setNationalNumber(21387835L);
   1122     assertTrue(phoneUtil.isValidNumber(nzNumber));
   1123   }
   1124 
   1125   public void testIsValidForRegion() {
   1126     // This number is valid for the Bahamas, but is not a valid US number.
   1127     assertTrue(phoneUtil.isValidNumber(BS_NUMBER));
   1128     assertTrue(phoneUtil.isValidNumberForRegion(BS_NUMBER, RegionCode.BS));
   1129     assertFalse(phoneUtil.isValidNumberForRegion(BS_NUMBER, RegionCode.US));
   1130     PhoneNumber bsInvalidNumber =
   1131         new PhoneNumber().setCountryCode(1).setNationalNumber(2421232345L);
   1132     // This number is no longer valid.
   1133     assertFalse(phoneUtil.isValidNumber(bsInvalidNumber));
   1134 
   1135     // La Mayotte and Reunion use 'leadingDigits' to differentiate them.
   1136     PhoneNumber reNumber = new PhoneNumber();
   1137     reNumber.setCountryCode(262).setNationalNumber(262123456L);
   1138     assertTrue(phoneUtil.isValidNumber(reNumber));
   1139     assertTrue(phoneUtil.isValidNumberForRegion(reNumber, RegionCode.RE));
   1140     assertFalse(phoneUtil.isValidNumberForRegion(reNumber, RegionCode.YT));
   1141     // Now change the number to be a number for La Mayotte.
   1142     reNumber.setNationalNumber(269601234L);
   1143     assertTrue(phoneUtil.isValidNumberForRegion(reNumber, RegionCode.YT));
   1144     assertFalse(phoneUtil.isValidNumberForRegion(reNumber, RegionCode.RE));
   1145     // This number is no longer valid for La Reunion.
   1146     reNumber.setNationalNumber(269123456L);
   1147     assertFalse(phoneUtil.isValidNumberForRegion(reNumber, RegionCode.YT));
   1148     assertFalse(phoneUtil.isValidNumberForRegion(reNumber, RegionCode.RE));
   1149     assertFalse(phoneUtil.isValidNumber(reNumber));
   1150     // However, it should be recognised as from La Mayotte, since it is valid for this region.
   1151     assertEquals(RegionCode.YT, phoneUtil.getRegionCodeForNumber(reNumber));
   1152     // This number is valid in both places.
   1153     reNumber.setNationalNumber(800123456L);
   1154     assertTrue(phoneUtil.isValidNumberForRegion(reNumber, RegionCode.YT));
   1155     assertTrue(phoneUtil.isValidNumberForRegion(reNumber, RegionCode.RE));
   1156     assertTrue(phoneUtil.isValidNumberForRegion(INTERNATIONAL_TOLL_FREE, RegionCode.UN001));
   1157     assertFalse(phoneUtil.isValidNumberForRegion(INTERNATIONAL_TOLL_FREE, RegionCode.US));
   1158     assertFalse(phoneUtil.isValidNumberForRegion(INTERNATIONAL_TOLL_FREE, RegionCode.ZZ));
   1159 
   1160     PhoneNumber invalidNumber = new PhoneNumber();
   1161     // Invalid country calling codes.
   1162     invalidNumber.setCountryCode(3923).setNationalNumber(2366L);
   1163     assertFalse(phoneUtil.isValidNumberForRegion(invalidNumber, RegionCode.ZZ));
   1164     assertFalse(phoneUtil.isValidNumberForRegion(invalidNumber, RegionCode.UN001));
   1165     invalidNumber.setCountryCode(0);
   1166     assertFalse(phoneUtil.isValidNumberForRegion(invalidNumber, RegionCode.UN001));
   1167     assertFalse(phoneUtil.isValidNumberForRegion(invalidNumber, RegionCode.ZZ));
   1168   }
   1169 
   1170   public void testIsNotValidNumber() {
   1171     assertFalse(phoneUtil.isValidNumber(US_LOCAL_NUMBER));
   1172 
   1173     PhoneNumber invalidNumber = new PhoneNumber();
   1174     invalidNumber.setCountryCode(39).setNationalNumber(23661830000L).setItalianLeadingZero(true);
   1175     assertFalse(phoneUtil.isValidNumber(invalidNumber));
   1176 
   1177     invalidNumber.clear();
   1178     invalidNumber.setCountryCode(44).setNationalNumber(791234567L);
   1179     assertFalse(phoneUtil.isValidNumber(invalidNumber));
   1180 
   1181     invalidNumber.clear();
   1182     invalidNumber.setCountryCode(49).setNationalNumber(1234L);
   1183     assertFalse(phoneUtil.isValidNumber(invalidNumber));
   1184 
   1185     invalidNumber.clear();
   1186     invalidNumber.setCountryCode(64).setNationalNumber(3316005L);
   1187     assertFalse(phoneUtil.isValidNumber(invalidNumber));
   1188 
   1189     invalidNumber.clear();
   1190     // Invalid country calling codes.
   1191     invalidNumber.setCountryCode(3923).setNationalNumber(2366L);
   1192     assertFalse(phoneUtil.isValidNumber(invalidNumber));
   1193     invalidNumber.setCountryCode(0);
   1194     assertFalse(phoneUtil.isValidNumber(invalidNumber));
   1195 
   1196     assertFalse(phoneUtil.isValidNumber(INTERNATIONAL_TOLL_FREE_TOO_LONG));
   1197   }
   1198 
   1199   public void testGetRegionCodeForCountryCode() {
   1200     assertEquals(RegionCode.US, phoneUtil.getRegionCodeForCountryCode(1));
   1201     assertEquals(RegionCode.GB, phoneUtil.getRegionCodeForCountryCode(44));
   1202     assertEquals(RegionCode.DE, phoneUtil.getRegionCodeForCountryCode(49));
   1203     assertEquals(RegionCode.UN001, phoneUtil.getRegionCodeForCountryCode(800));
   1204     assertEquals(RegionCode.UN001, phoneUtil.getRegionCodeForCountryCode(979));
   1205   }
   1206 
   1207   public void testGetRegionCodeForNumber() {
   1208     assertEquals(RegionCode.BS, phoneUtil.getRegionCodeForNumber(BS_NUMBER));
   1209     assertEquals(RegionCode.US, phoneUtil.getRegionCodeForNumber(US_NUMBER));
   1210     assertEquals(RegionCode.GB, phoneUtil.getRegionCodeForNumber(GB_MOBILE));
   1211     assertEquals(RegionCode.UN001, phoneUtil.getRegionCodeForNumber(INTERNATIONAL_TOLL_FREE));
   1212     assertEquals(RegionCode.UN001, phoneUtil.getRegionCodeForNumber(UNIVERSAL_PREMIUM_RATE));
   1213   }
   1214 
   1215   public void testGetRegionCodesForCountryCode() {
   1216     List<String> regionCodesForNANPA = phoneUtil.getRegionCodesForCountryCode(1);
   1217     assertTrue(regionCodesForNANPA.contains(RegionCode.US));
   1218     assertTrue(regionCodesForNANPA.contains(RegionCode.BS));
   1219     assertTrue(phoneUtil.getRegionCodesForCountryCode(44).contains(RegionCode.GB));
   1220     assertTrue(phoneUtil.getRegionCodesForCountryCode(49).contains(RegionCode.DE));
   1221     assertTrue(phoneUtil.getRegionCodesForCountryCode(800).contains(RegionCode.UN001));
   1222     // Test with invalid country calling code.
   1223     assertTrue(phoneUtil.getRegionCodesForCountryCode(-1).isEmpty());
   1224   }
   1225 
   1226   public void testGetCountryCodeForRegion() {
   1227     assertEquals(1, phoneUtil.getCountryCodeForRegion(RegionCode.US));
   1228     assertEquals(64, phoneUtil.getCountryCodeForRegion(RegionCode.NZ));
   1229     assertEquals(0, phoneUtil.getCountryCodeForRegion(null));
   1230     assertEquals(0, phoneUtil.getCountryCodeForRegion(RegionCode.ZZ));
   1231     assertEquals(0, phoneUtil.getCountryCodeForRegion(RegionCode.UN001));
   1232     // CS is already deprecated so the library doesn't support it.
   1233     assertEquals(0, phoneUtil.getCountryCodeForRegion(RegionCode.CS));
   1234   }
   1235 
   1236   public void testGetNationalDiallingPrefixForRegion() {
   1237     assertEquals("1", phoneUtil.getNddPrefixForRegion(RegionCode.US, false));
   1238     // Test non-main country to see it gets the national dialling prefix for the main country with
   1239     // that country calling code.
   1240     assertEquals("1", phoneUtil.getNddPrefixForRegion(RegionCode.BS, false));
   1241     assertEquals("0", phoneUtil.getNddPrefixForRegion(RegionCode.NZ, false));
   1242     // Test case with non digit in the national prefix.
   1243     assertEquals("0~0", phoneUtil.getNddPrefixForRegion(RegionCode.AO, false));
   1244     assertEquals("00", phoneUtil.getNddPrefixForRegion(RegionCode.AO, true));
   1245     // Test cases with invalid regions.
   1246     assertEquals(null, phoneUtil.getNddPrefixForRegion(null, false));
   1247     assertEquals(null, phoneUtil.getNddPrefixForRegion(RegionCode.ZZ, false));
   1248     assertEquals(null, phoneUtil.getNddPrefixForRegion(RegionCode.UN001, false));
   1249     // CS is already deprecated so the library doesn't support it.
   1250     assertEquals(null, phoneUtil.getNddPrefixForRegion(RegionCode.CS, false));
   1251   }
   1252 
   1253   public void testIsNANPACountry() {
   1254     assertTrue(phoneUtil.isNANPACountry(RegionCode.US));
   1255     assertTrue(phoneUtil.isNANPACountry(RegionCode.BS));
   1256     assertFalse(phoneUtil.isNANPACountry(RegionCode.DE));
   1257     assertFalse(phoneUtil.isNANPACountry(RegionCode.ZZ));
   1258     assertFalse(phoneUtil.isNANPACountry(RegionCode.UN001));
   1259     assertFalse(phoneUtil.isNANPACountry(null));
   1260   }
   1261 
   1262   public void testIsPossibleNumber() {
   1263     assertTrue(phoneUtil.isPossibleNumber(US_NUMBER));
   1264     assertTrue(phoneUtil.isPossibleNumber(US_LOCAL_NUMBER));
   1265     assertTrue(phoneUtil.isPossibleNumber(GB_NUMBER));
   1266     assertTrue(phoneUtil.isPossibleNumber(INTERNATIONAL_TOLL_FREE));
   1267 
   1268     assertTrue(phoneUtil.isPossibleNumber("+1 650 253 0000", RegionCode.US));
   1269     assertTrue(phoneUtil.isPossibleNumber("+1 650 GOO OGLE", RegionCode.US));
   1270     assertTrue(phoneUtil.isPossibleNumber("(650) 253-0000", RegionCode.US));
   1271     assertTrue(phoneUtil.isPossibleNumber("253-0000", RegionCode.US));
   1272     assertTrue(phoneUtil.isPossibleNumber("+1 650 253 0000", RegionCode.GB));
   1273     assertTrue(phoneUtil.isPossibleNumber("+44 20 7031 3000", RegionCode.GB));
   1274     assertTrue(phoneUtil.isPossibleNumber("(020) 7031 3000", RegionCode.GB));
   1275     assertTrue(phoneUtil.isPossibleNumber("7031 3000", RegionCode.GB));
   1276     assertTrue(phoneUtil.isPossibleNumber("3331 6005", RegionCode.NZ));
   1277     assertTrue(phoneUtil.isPossibleNumber("+800 1234 5678", RegionCode.UN001));
   1278   }
   1279 
   1280   public void testIsPossibleNumberWithReason() {
   1281     // National numbers for country calling code +1 that are within 7 to 10 digits are possible.
   1282     assertEquals(PhoneNumberUtil.ValidationResult.IS_POSSIBLE,
   1283                  phoneUtil.isPossibleNumberWithReason(US_NUMBER));
   1284 
   1285     assertEquals(PhoneNumberUtil.ValidationResult.IS_POSSIBLE,
   1286                  phoneUtil.isPossibleNumberWithReason(US_LOCAL_NUMBER));
   1287 
   1288     assertEquals(PhoneNumberUtil.ValidationResult.TOO_LONG,
   1289                  phoneUtil.isPossibleNumberWithReason(US_LONG_NUMBER));
   1290 
   1291     PhoneNumber number = new PhoneNumber();
   1292     number.setCountryCode(0).setNationalNumber(2530000L);
   1293     assertEquals(PhoneNumberUtil.ValidationResult.INVALID_COUNTRY_CODE,
   1294                  phoneUtil.isPossibleNumberWithReason(number));
   1295 
   1296     number.clear();
   1297     number.setCountryCode(1).setNationalNumber(253000L);
   1298     assertEquals(PhoneNumberUtil.ValidationResult.TOO_SHORT,
   1299                  phoneUtil.isPossibleNumberWithReason(number));
   1300 
   1301     number.clear();
   1302     number.setCountryCode(65).setNationalNumber(1234567890L);
   1303     assertEquals(PhoneNumberUtil.ValidationResult.IS_POSSIBLE,
   1304                  phoneUtil.isPossibleNumberWithReason(number));
   1305 
   1306     assertEquals(PhoneNumberUtil.ValidationResult.TOO_LONG,
   1307                  phoneUtil.isPossibleNumberWithReason(INTERNATIONAL_TOLL_FREE_TOO_LONG));
   1308   }
   1309 
   1310   public void testIsNotPossibleNumber() {
   1311     assertFalse(phoneUtil.isPossibleNumber(US_LONG_NUMBER));
   1312     assertFalse(phoneUtil.isPossibleNumber(INTERNATIONAL_TOLL_FREE_TOO_LONG));
   1313 
   1314     PhoneNumber number = new PhoneNumber();
   1315     number.setCountryCode(1).setNationalNumber(253000L);
   1316     assertFalse(phoneUtil.isPossibleNumber(number));
   1317 
   1318     number.clear();
   1319     number.setCountryCode(44).setNationalNumber(300L);
   1320     assertFalse(phoneUtil.isPossibleNumber(number));
   1321     assertFalse(phoneUtil.isPossibleNumber("+1 650 253 00000", RegionCode.US));
   1322     assertFalse(phoneUtil.isPossibleNumber("(650) 253-00000", RegionCode.US));
   1323     assertFalse(phoneUtil.isPossibleNumber("I want a Pizza", RegionCode.US));
   1324     assertFalse(phoneUtil.isPossibleNumber("253-000", RegionCode.US));
   1325     assertFalse(phoneUtil.isPossibleNumber("1 3000", RegionCode.GB));
   1326     assertFalse(phoneUtil.isPossibleNumber("+44 300", RegionCode.GB));
   1327     assertFalse(phoneUtil.isPossibleNumber("+800 1234 5678 9", RegionCode.UN001));
   1328   }
   1329 
   1330   public void testTruncateTooLongNumber() {
   1331     // GB number 080 1234 5678, but entered with 4 extra digits at the end.
   1332     PhoneNumber tooLongNumber = new PhoneNumber();
   1333     tooLongNumber.setCountryCode(44).setNationalNumber(80123456780123L);
   1334     PhoneNumber validNumber = new PhoneNumber();
   1335     validNumber.setCountryCode(44).setNationalNumber(8012345678L);
   1336     assertTrue(phoneUtil.truncateTooLongNumber(tooLongNumber));
   1337     assertEquals(validNumber, tooLongNumber);
   1338 
   1339     // IT number 022 3456 7890, but entered with 3 extra digits at the end.
   1340     tooLongNumber.clear();
   1341     tooLongNumber.setCountryCode(39).setNationalNumber(2234567890123L).setItalianLeadingZero(true);
   1342     validNumber.clear();
   1343     validNumber.setCountryCode(39).setNationalNumber(2234567890L).setItalianLeadingZero(true);
   1344     assertTrue(phoneUtil.truncateTooLongNumber(tooLongNumber));
   1345     assertEquals(validNumber, tooLongNumber);
   1346 
   1347     // US number 650-253-0000, but entered with one additional digit at the end.
   1348     tooLongNumber.clear();
   1349     tooLongNumber.mergeFrom(US_LONG_NUMBER);
   1350     assertTrue(phoneUtil.truncateTooLongNumber(tooLongNumber));
   1351     assertEquals(US_NUMBER, tooLongNumber);
   1352 
   1353     tooLongNumber.clear();
   1354     tooLongNumber.mergeFrom(INTERNATIONAL_TOLL_FREE_TOO_LONG);
   1355     assertTrue(phoneUtil.truncateTooLongNumber(tooLongNumber));
   1356     assertEquals(INTERNATIONAL_TOLL_FREE, tooLongNumber);
   1357 
   1358     // Tests what happens when a valid number is passed in.
   1359     PhoneNumber validNumberCopy = new PhoneNumber().mergeFrom(validNumber);
   1360     assertTrue(phoneUtil.truncateTooLongNumber(validNumber));
   1361     // Tests the number is not modified.
   1362     assertEquals(validNumberCopy, validNumber);
   1363 
   1364     // Tests what happens when a number with invalid prefix is passed in.
   1365     PhoneNumber numberWithInvalidPrefix = new PhoneNumber();
   1366     // The test metadata says US numbers cannot have prefix 240.
   1367     numberWithInvalidPrefix.setCountryCode(1).setNationalNumber(2401234567L);
   1368     PhoneNumber invalidNumberCopy = new PhoneNumber().mergeFrom(numberWithInvalidPrefix);
   1369     assertFalse(phoneUtil.truncateTooLongNumber(numberWithInvalidPrefix));
   1370     // Tests the number is not modified.
   1371     assertEquals(invalidNumberCopy, numberWithInvalidPrefix);
   1372 
   1373     // Tests what happens when a too short number is passed in.
   1374     PhoneNumber tooShortNumber = new PhoneNumber().setCountryCode(1).setNationalNumber(1234L);
   1375     PhoneNumber tooShortNumberCopy = new PhoneNumber().mergeFrom(tooShortNumber);
   1376     assertFalse(phoneUtil.truncateTooLongNumber(tooShortNumber));
   1377     // Tests the number is not modified.
   1378     assertEquals(tooShortNumberCopy, tooShortNumber);
   1379   }
   1380 
   1381   public void testIsViablePhoneNumber() {
   1382     assertFalse(PhoneNumberUtil.isViablePhoneNumber("1"));
   1383     // Only one or two digits before strange non-possible punctuation.
   1384     assertFalse(PhoneNumberUtil.isViablePhoneNumber("1+1+1"));
   1385     assertFalse(PhoneNumberUtil.isViablePhoneNumber("80+0"));
   1386     // Two digits is viable.
   1387     assertTrue(PhoneNumberUtil.isViablePhoneNumber("00"));
   1388     assertTrue(PhoneNumberUtil.isViablePhoneNumber("111"));
   1389     // Alpha numbers.
   1390     assertTrue(PhoneNumberUtil.isViablePhoneNumber("0800-4-pizza"));
   1391     assertTrue(PhoneNumberUtil.isViablePhoneNumber("0800-4-PIZZA"));
   1392     // We need at least three digits before any alpha characters.
   1393     assertFalse(PhoneNumberUtil.isViablePhoneNumber("08-PIZZA"));
   1394     assertFalse(PhoneNumberUtil.isViablePhoneNumber("8-PIZZA"));
   1395     assertFalse(PhoneNumberUtil.isViablePhoneNumber("12. March"));
   1396   }
   1397 
   1398   public void testIsViablePhoneNumberNonAscii() {
   1399     // Only one or two digits before possible punctuation followed by more digits.
   1400     assertTrue(PhoneNumberUtil.isViablePhoneNumber("1\u300034"));
   1401     assertFalse(PhoneNumberUtil.isViablePhoneNumber("1\u30003+4"));
   1402     // Unicode variants of possible starting character and other allowed punctuation/digits.
   1403     assertTrue(PhoneNumberUtil.isViablePhoneNumber("\uFF081\uFF09\u30003456789"));
   1404     // Testing a leading + is okay.
   1405     assertTrue(PhoneNumberUtil.isViablePhoneNumber("+1\uFF09\u30003456789"));
   1406   }
   1407 
   1408   public void testExtractPossibleNumber() {
   1409     // Removes preceding funky punctuation and letters but leaves the rest untouched.
   1410     assertEquals("0800-345-600", PhoneNumberUtil.extractPossibleNumber("Tel:0800-345-600"));
   1411     assertEquals("0800 FOR PIZZA", PhoneNumberUtil.extractPossibleNumber("Tel:0800 FOR PIZZA"));
   1412     // Should not remove plus sign
   1413     assertEquals("+800-345-600", PhoneNumberUtil.extractPossibleNumber("Tel:+800-345-600"));
   1414     // Should recognise wide digits as possible start values.
   1415     assertEquals("\uFF10\uFF12\uFF13",
   1416                  PhoneNumberUtil.extractPossibleNumber("\uFF10\uFF12\uFF13"));
   1417     // Dashes are not possible start values and should be removed.
   1418     assertEquals("\uFF11\uFF12\uFF13",
   1419                  PhoneNumberUtil.extractPossibleNumber("Num-\uFF11\uFF12\uFF13"));
   1420     // If not possible number present, return empty string.
   1421     assertEquals("", PhoneNumberUtil.extractPossibleNumber("Num-...."));
   1422     // Leading brackets are stripped - these are not used when parsing.
   1423     assertEquals("650) 253-0000", PhoneNumberUtil.extractPossibleNumber("(650) 253-0000"));
   1424 
   1425     // Trailing non-alpha-numeric characters should be removed.
   1426     assertEquals("650) 253-0000", PhoneNumberUtil.extractPossibleNumber("(650) 253-0000..- .."));
   1427     assertEquals("650) 253-0000", PhoneNumberUtil.extractPossibleNumber("(650) 253-0000."));
   1428     // This case has a trailing RTL char.
   1429     assertEquals("650) 253-0000", PhoneNumberUtil.extractPossibleNumber("(650) 253-0000\u200F"));
   1430   }
   1431 
   1432   public void testMaybeStripNationalPrefix() {
   1433     PhoneMetadata metadata = new PhoneMetadata();
   1434     metadata.setNationalPrefixForParsing("34");
   1435     metadata.setGeneralDesc(new PhoneNumberDesc().setNationalNumberPattern("\\d{4,8}"));
   1436     StringBuilder numberToStrip = new StringBuilder("34356778");
   1437     String strippedNumber = "356778";
   1438     assertTrue(phoneUtil.maybeStripNationalPrefixAndCarrierCode(numberToStrip, metadata, null));
   1439     assertEquals("Should have had national prefix stripped.",
   1440                  strippedNumber, numberToStrip.toString());
   1441     // Retry stripping - now the number should not start with the national prefix, so no more
   1442     // stripping should occur.
   1443     assertFalse(phoneUtil.maybeStripNationalPrefixAndCarrierCode(numberToStrip, metadata, null));
   1444     assertEquals("Should have had no change - no national prefix present.",
   1445                  strippedNumber, numberToStrip.toString());
   1446     // Some countries have no national prefix. Repeat test with none specified.
   1447     metadata.setNationalPrefixForParsing("");
   1448     assertFalse(phoneUtil.maybeStripNationalPrefixAndCarrierCode(numberToStrip, metadata, null));
   1449     assertEquals("Should not strip anything with empty national prefix.",
   1450                  strippedNumber, numberToStrip.toString());
   1451     // If the resultant number doesn't match the national rule, it shouldn't be stripped.
   1452     metadata.setNationalPrefixForParsing("3");
   1453     numberToStrip = new StringBuilder("3123");
   1454     strippedNumber = "3123";
   1455     assertFalse(phoneUtil.maybeStripNationalPrefixAndCarrierCode(numberToStrip, metadata, null));
   1456     assertEquals("Should have had no change - after stripping, it wouldn't have matched " +
   1457                  "the national rule.",
   1458                  strippedNumber, numberToStrip.toString());
   1459     // Test extracting carrier selection code.
   1460     metadata.setNationalPrefixForParsing("0(81)?");
   1461     numberToStrip = new StringBuilder("08122123456");
   1462     strippedNumber = "22123456";
   1463     StringBuilder carrierCode = new StringBuilder();
   1464     assertTrue(phoneUtil.maybeStripNationalPrefixAndCarrierCode(
   1465         numberToStrip, metadata, carrierCode));
   1466     assertEquals("81", carrierCode.toString());
   1467     assertEquals("Should have had national prefix and carrier code stripped.",
   1468                  strippedNumber, numberToStrip.toString());
   1469     // If there was a transform rule, check it was applied.
   1470     metadata.setNationalPrefixTransformRule("5$15");
   1471     // Note that a capturing group is present here.
   1472     metadata.setNationalPrefixForParsing("0(\\d{2})");
   1473     numberToStrip = new StringBuilder("031123");
   1474     String transformedNumber = "5315123";
   1475     assertTrue(phoneUtil.maybeStripNationalPrefixAndCarrierCode(numberToStrip, metadata, null));
   1476     assertEquals("Should transform the 031 to a 5315.",
   1477                  transformedNumber, numberToStrip.toString());
   1478   }
   1479 
   1480   public void testMaybeStripInternationalPrefix() {
   1481     String internationalPrefix = "00[39]";
   1482     StringBuilder numberToStrip = new StringBuilder("0034567700-3898003");
   1483     // Note the dash is removed as part of the normalization.
   1484     StringBuilder strippedNumber = new StringBuilder("45677003898003");
   1485     assertEquals(CountryCodeSource.FROM_NUMBER_WITH_IDD,
   1486                  phoneUtil.maybeStripInternationalPrefixAndNormalize(numberToStrip,
   1487                                                                      internationalPrefix));
   1488     assertEquals("The number supplied was not stripped of its international prefix.",
   1489                  strippedNumber.toString(), numberToStrip.toString());
   1490     // Now the number no longer starts with an IDD prefix, so it should now report
   1491     // FROM_DEFAULT_COUNTRY.
   1492     assertEquals(CountryCodeSource.FROM_DEFAULT_COUNTRY,
   1493                  phoneUtil.maybeStripInternationalPrefixAndNormalize(numberToStrip,
   1494                                                                      internationalPrefix));
   1495 
   1496     numberToStrip = new StringBuilder("00945677003898003");
   1497     assertEquals(CountryCodeSource.FROM_NUMBER_WITH_IDD,
   1498                  phoneUtil.maybeStripInternationalPrefixAndNormalize(numberToStrip,
   1499                                                                      internationalPrefix));
   1500     assertEquals("The number supplied was not stripped of its international prefix.",
   1501                  strippedNumber.toString(), numberToStrip.toString());
   1502     // Test it works when the international prefix is broken up by spaces.
   1503     numberToStrip = new StringBuilder("00 9 45677003898003");
   1504     assertEquals(CountryCodeSource.FROM_NUMBER_WITH_IDD,
   1505                  phoneUtil.maybeStripInternationalPrefixAndNormalize(numberToStrip,
   1506                                                                      internationalPrefix));
   1507     assertEquals("The number supplied was not stripped of its international prefix.",
   1508                  strippedNumber.toString(), numberToStrip.toString());
   1509     // Now the number no longer starts with an IDD prefix, so it should now report
   1510     // FROM_DEFAULT_COUNTRY.
   1511     assertEquals(CountryCodeSource.FROM_DEFAULT_COUNTRY,
   1512                  phoneUtil.maybeStripInternationalPrefixAndNormalize(numberToStrip,
   1513                                                                      internationalPrefix));
   1514 
   1515     // Test the + symbol is also recognised and stripped.
   1516     numberToStrip = new StringBuilder("+45677003898003");
   1517     strippedNumber = new StringBuilder("45677003898003");
   1518     assertEquals(CountryCodeSource.FROM_NUMBER_WITH_PLUS_SIGN,
   1519                  phoneUtil.maybeStripInternationalPrefixAndNormalize(numberToStrip,
   1520                                                                      internationalPrefix));
   1521     assertEquals("The number supplied was not stripped of the plus symbol.",
   1522                  strippedNumber.toString(), numberToStrip.toString());
   1523 
   1524     // If the number afterwards is a zero, we should not strip this - no country calling code begins
   1525     // with 0.
   1526     numberToStrip = new StringBuilder("0090112-3123");
   1527     strippedNumber = new StringBuilder("00901123123");
   1528     assertEquals(CountryCodeSource.FROM_DEFAULT_COUNTRY,
   1529                  phoneUtil.maybeStripInternationalPrefixAndNormalize(numberToStrip,
   1530                                                                      internationalPrefix));
   1531     assertEquals("The number supplied had a 0 after the match so shouldn't be stripped.",
   1532                  strippedNumber.toString(), numberToStrip.toString());
   1533     // Here the 0 is separated by a space from the IDD.
   1534     numberToStrip = new StringBuilder("009 0-112-3123");
   1535     assertEquals(CountryCodeSource.FROM_DEFAULT_COUNTRY,
   1536                  phoneUtil.maybeStripInternationalPrefixAndNormalize(numberToStrip,
   1537                                                                      internationalPrefix));
   1538   }
   1539 
   1540   public void testMaybeExtractCountryCode() {
   1541     PhoneNumber number = new PhoneNumber();
   1542     PhoneMetadata metadata = phoneUtil.getMetadataForRegion(RegionCode.US);
   1543     // Note that for the US, the IDD is 011.
   1544     try {
   1545       String phoneNumber = "011112-3456789";
   1546       String strippedNumber = "123456789";
   1547       int countryCallingCode = 1;
   1548       StringBuilder numberToFill = new StringBuilder();
   1549       assertEquals("Did not extract country calling code " + countryCallingCode + " correctly.",
   1550                    countryCallingCode,
   1551                    phoneUtil.maybeExtractCountryCode(phoneNumber, metadata, numberToFill, true,
   1552                                                      number));
   1553       assertEquals("Did not figure out CountryCodeSource correctly",
   1554                    CountryCodeSource.FROM_NUMBER_WITH_IDD, number.getCountryCodeSource());
   1555       // Should strip and normalize national significant number.
   1556       assertEquals("Did not strip off the country calling code correctly.",
   1557                    strippedNumber,
   1558                    numberToFill.toString());
   1559     } catch (NumberParseException e) {
   1560       fail("Should not have thrown an exception: " + e.toString());
   1561     }
   1562     number.clear();
   1563     try {
   1564       String phoneNumber = "+6423456789";
   1565       int countryCallingCode = 64;
   1566       StringBuilder numberToFill = new StringBuilder();
   1567       assertEquals("Did not extract country calling code " + countryCallingCode + " correctly.",
   1568                    countryCallingCode,
   1569                    phoneUtil.maybeExtractCountryCode(phoneNumber, metadata, numberToFill, true,
   1570                                                      number));
   1571       assertEquals("Did not figure out CountryCodeSource correctly",
   1572                    CountryCodeSource.FROM_NUMBER_WITH_PLUS_SIGN, number.getCountryCodeSource());
   1573     } catch (NumberParseException e) {
   1574       fail("Should not have thrown an exception: " + e.toString());
   1575     }
   1576     number.clear();
   1577     try {
   1578       String phoneNumber = "+80012345678";
   1579       int countryCallingCode = 800;
   1580       StringBuilder numberToFill = new StringBuilder();
   1581       assertEquals("Did not extract country calling code " + countryCallingCode + " correctly.",
   1582                    countryCallingCode,
   1583                    phoneUtil.maybeExtractCountryCode(phoneNumber, metadata, numberToFill, true,
   1584                                                      number));
   1585       assertEquals("Did not figure out CountryCodeSource correctly",
   1586                    CountryCodeSource.FROM_NUMBER_WITH_PLUS_SIGN, number.getCountryCodeSource());
   1587     } catch (NumberParseException e) {
   1588       fail("Should not have thrown an exception: " + e.toString());
   1589     }
   1590     number.clear();
   1591     try {
   1592       String phoneNumber = "2345-6789";
   1593       StringBuilder numberToFill = new StringBuilder();
   1594       assertEquals(
   1595           "Should not have extracted a country calling code - no international prefix present.",
   1596           0,
   1597           phoneUtil.maybeExtractCountryCode(phoneNumber, metadata, numberToFill, true, number));
   1598       assertEquals("Did not figure out CountryCodeSource correctly",
   1599                    CountryCodeSource.FROM_DEFAULT_COUNTRY, number.getCountryCodeSource());
   1600     } catch (NumberParseException e) {
   1601       fail("Should not have thrown an exception: " + e.toString());
   1602     }
   1603     number.clear();
   1604     try {
   1605       String phoneNumber = "0119991123456789";
   1606       StringBuilder numberToFill = new StringBuilder();
   1607       phoneUtil.maybeExtractCountryCode(phoneNumber, metadata, numberToFill, true, number);
   1608       fail("Should have thrown an exception, no valid country calling code present.");
   1609     } catch (NumberParseException e) {
   1610       // Expected.
   1611       assertEquals("Wrong error type stored in exception.",
   1612                    NumberParseException.ErrorType.INVALID_COUNTRY_CODE,
   1613                    e.getErrorType());
   1614     }
   1615     number.clear();
   1616     try {
   1617       String phoneNumber = "(1 610) 619 4466";
   1618       int countryCallingCode = 1;
   1619       StringBuilder numberToFill = new StringBuilder();
   1620       assertEquals("Should have extracted the country calling code of the region passed in",
   1621                    countryCallingCode,
   1622                    phoneUtil.maybeExtractCountryCode(phoneNumber, metadata, numberToFill, true,
   1623                                                      number));
   1624       assertEquals("Did not figure out CountryCodeSource correctly",
   1625                    CountryCodeSource.FROM_NUMBER_WITHOUT_PLUS_SIGN,
   1626                    number.getCountryCodeSource());
   1627     } catch (NumberParseException e) {
   1628       fail("Should not have thrown an exception: " + e.toString());
   1629     }
   1630     number.clear();
   1631     try {
   1632       String phoneNumber = "(1 610) 619 4466";
   1633       int countryCallingCode = 1;
   1634       StringBuilder numberToFill = new StringBuilder();
   1635       assertEquals("Should have extracted the country calling code of the region passed in",
   1636                    countryCallingCode,
   1637                    phoneUtil.maybeExtractCountryCode(phoneNumber, metadata, numberToFill, false,
   1638                                                      number));
   1639       assertFalse("Should not contain CountryCodeSource.", number.hasCountryCodeSource());
   1640     } catch (NumberParseException e) {
   1641       fail("Should not have thrown an exception: " + e.toString());
   1642     }
   1643     number.clear();
   1644     try {
   1645       String phoneNumber = "(1 610) 619 446";
   1646       StringBuilder numberToFill = new StringBuilder();
   1647       assertEquals("Should not have extracted a country calling code - invalid number after " +
   1648                    "extraction of uncertain country calling code.",
   1649                    0,
   1650                    phoneUtil.maybeExtractCountryCode(phoneNumber, metadata, numberToFill, false,
   1651                                                      number));
   1652       assertFalse("Should not contain CountryCodeSource.", number.hasCountryCodeSource());
   1653     } catch (NumberParseException e) {
   1654       fail("Should not have thrown an exception: " + e.toString());
   1655     }
   1656     number.clear();
   1657     try {
   1658       String phoneNumber = "(1 610) 619";
   1659       StringBuilder numberToFill = new StringBuilder();
   1660       assertEquals("Should not have extracted a country calling code - too short number both " +
   1661                    "before and after extraction of uncertain country calling code.",
   1662                    0,
   1663                    phoneUtil.maybeExtractCountryCode(phoneNumber, metadata, numberToFill, true,
   1664                                                      number));
   1665       assertEquals("Did not figure out CountryCodeSource correctly",
   1666                    CountryCodeSource.FROM_DEFAULT_COUNTRY, number.getCountryCodeSource());
   1667     } catch (NumberParseException e) {
   1668       fail("Should not have thrown an exception: " + e.toString());
   1669     }
   1670   }
   1671 
   1672   public void testParseNationalNumber() throws Exception {
   1673     // National prefix attached.
   1674     assertEquals(NZ_NUMBER, phoneUtil.parse("033316005", RegionCode.NZ));
   1675     assertEquals(NZ_NUMBER, phoneUtil.parse("33316005", RegionCode.NZ));
   1676     // National prefix attached and some formatting present.
   1677     assertEquals(NZ_NUMBER, phoneUtil.parse("03-331 6005", RegionCode.NZ));
   1678     assertEquals(NZ_NUMBER, phoneUtil.parse("03 331 6005", RegionCode.NZ));
   1679     // Test parsing RFC3966 format with a phone context.
   1680     assertEquals(NZ_NUMBER, phoneUtil.parse("tel:03-331-6005;phone-context=+64", RegionCode.NZ));
   1681     assertEquals(NZ_NUMBER, phoneUtil.parse("tel:331-6005;phone-context=+64-3", RegionCode.NZ));
   1682     assertEquals(NZ_NUMBER, phoneUtil.parse("tel:331-6005;phone-context=+64-3", RegionCode.US));
   1683     assertEquals(NZ_NUMBER, phoneUtil.parse(
   1684         "My number is tel:03-331-6005;phone-context=+64", RegionCode.NZ));
   1685     // Test parsing RFC3966 format with optional user-defined parameters. The parameters will appear
   1686     // after the context if present.
   1687     assertEquals(NZ_NUMBER, phoneUtil.parse("tel:03-331-6005;phone-context=+64;a=%A1",
   1688         RegionCode.NZ));
   1689     // Test parsing RFC3966 with an ISDN subaddress.
   1690     assertEquals(NZ_NUMBER, phoneUtil.parse("tel:03-331-6005;isub=12345;phone-context=+64",
   1691         RegionCode.NZ));
   1692     assertEquals(NZ_NUMBER, phoneUtil.parse("tel:+64-3-331-6005;isub=12345", RegionCode.NZ));
   1693     // Test parsing RFC3966 with "tel:" missing.
   1694     assertEquals(NZ_NUMBER, phoneUtil.parse("03-331-6005;phone-context=+64", RegionCode.NZ));
   1695     // Testing international prefixes.
   1696     // Should strip country calling code.
   1697     assertEquals(NZ_NUMBER, phoneUtil.parse("0064 3 331 6005", RegionCode.NZ));
   1698     // Try again, but this time we have an international number with Region Code US. It should
   1699     // recognise the country calling code and parse accordingly.
   1700     assertEquals(NZ_NUMBER, phoneUtil.parse("01164 3 331 6005", RegionCode.US));
   1701     assertEquals(NZ_NUMBER, phoneUtil.parse("+64 3 331 6005", RegionCode.US));
   1702     // We should ignore the leading plus here, since it is not followed by a valid country code but
   1703     // instead is followed by the IDD for the US.
   1704     assertEquals(NZ_NUMBER, phoneUtil.parse("+01164 3 331 6005", RegionCode.US));
   1705     assertEquals(NZ_NUMBER, phoneUtil.parse("+0064 3 331 6005", RegionCode.NZ));
   1706     assertEquals(NZ_NUMBER, phoneUtil.parse("+ 00 64 3 331 6005", RegionCode.NZ));
   1707 
   1708     assertEquals(US_LOCAL_NUMBER,
   1709         phoneUtil.parse("tel:253-0000;phone-context=www.google.com", RegionCode.US));
   1710     assertEquals(US_LOCAL_NUMBER,
   1711         phoneUtil.parse("tel:253-0000;isub=12345;phone-context=www.google.com", RegionCode.US));
   1712     // This is invalid because no "+" sign is present as part of phone-context. The phone context
   1713     // is simply ignored in this case just as if it contains a domain.
   1714     assertEquals(US_LOCAL_NUMBER,
   1715         phoneUtil.parse("tel:2530000;isub=12345;phone-context=1-650", RegionCode.US));
   1716     assertEquals(US_LOCAL_NUMBER,
   1717         phoneUtil.parse("tel:2530000;isub=12345;phone-context=1234.com", RegionCode.US));
   1718 
   1719     PhoneNumber nzNumber = new PhoneNumber();
   1720     nzNumber.setCountryCode(64).setNationalNumber(64123456L);
   1721     assertEquals(nzNumber, phoneUtil.parse("64(0)64123456", RegionCode.NZ));
   1722     // Check that using a "/" is fine in a phone number.
   1723     assertEquals(DE_NUMBER, phoneUtil.parse("301/23456", RegionCode.DE));
   1724 
   1725     PhoneNumber usNumber = new PhoneNumber();
   1726     // Check it doesn't use the '1' as a country calling code when parsing if the phone number was
   1727     // already possible.
   1728     usNumber.setCountryCode(1).setNationalNumber(1234567890L);
   1729     assertEquals(usNumber, phoneUtil.parse("123-456-7890", RegionCode.US));
   1730 
   1731     // Test star numbers. Although this is not strictly valid, we would like to make sure we can
   1732     // parse the output we produce when formatting the number.
   1733     assertEquals(JP_STAR_NUMBER, phoneUtil.parse("+81 *2345", RegionCode.JP));
   1734 
   1735     PhoneNumber shortNumber = new PhoneNumber();
   1736     shortNumber.setCountryCode(64).setNationalNumber(12L);
   1737     assertEquals(shortNumber, phoneUtil.parse("12", RegionCode.NZ));
   1738   }
   1739 
   1740   public void testParseNumberWithAlphaCharacters() throws Exception {
   1741     // Test case with alpha characters.
   1742     PhoneNumber tollfreeNumber = new PhoneNumber();
   1743     tollfreeNumber.setCountryCode(64).setNationalNumber(800332005L);
   1744     assertEquals(tollfreeNumber, phoneUtil.parse("0800 DDA 005", RegionCode.NZ));
   1745     PhoneNumber premiumNumber = new PhoneNumber();
   1746     premiumNumber.setCountryCode(64).setNationalNumber(9003326005L);
   1747     assertEquals(premiumNumber, phoneUtil.parse("0900 DDA 6005", RegionCode.NZ));
   1748     // Not enough alpha characters for them to be considered intentional, so they are stripped.
   1749     assertEquals(premiumNumber, phoneUtil.parse("0900 332 6005a", RegionCode.NZ));
   1750     assertEquals(premiumNumber, phoneUtil.parse("0900 332 600a5", RegionCode.NZ));
   1751     assertEquals(premiumNumber, phoneUtil.parse("0900 332 600A5", RegionCode.NZ));
   1752     assertEquals(premiumNumber, phoneUtil.parse("0900 a332 600A5", RegionCode.NZ));
   1753   }
   1754 
   1755   public void testParseMaliciousInput() throws Exception {
   1756     // Lots of leading + signs before the possible number.
   1757     StringBuilder maliciousNumber = new StringBuilder(6000);
   1758     for (int i = 0; i < 6000; i++) {
   1759       maliciousNumber.append('+');
   1760     }
   1761     maliciousNumber.append("12222-33-244 extensioB 343+");
   1762     try {
   1763       phoneUtil.parse(maliciousNumber.toString(), RegionCode.US);
   1764       fail("This should not parse without throwing an exception " + maliciousNumber);
   1765     } catch (NumberParseException e) {
   1766       // Expected this exception.
   1767       assertEquals("Wrong error type stored in exception.",
   1768                    NumberParseException.ErrorType.TOO_LONG,
   1769                    e.getErrorType());
   1770     }
   1771     StringBuilder maliciousNumberWithAlmostExt = new StringBuilder(6000);
   1772     for (int i = 0; i < 350; i++) {
   1773       maliciousNumberWithAlmostExt.append("200");
   1774     }
   1775     maliciousNumberWithAlmostExt.append(" extensiOB 345");
   1776     try {
   1777       phoneUtil.parse(maliciousNumberWithAlmostExt.toString(), RegionCode.US);
   1778       fail("This should not parse without throwing an exception " + maliciousNumberWithAlmostExt);
   1779     } catch (NumberParseException e) {
   1780       // Expected this exception.
   1781       assertEquals("Wrong error type stored in exception.",
   1782                    NumberParseException.ErrorType.TOO_LONG,
   1783                    e.getErrorType());
   1784     }
   1785   }
   1786 
   1787   public void testParseWithInternationalPrefixes() throws Exception {
   1788     assertEquals(US_NUMBER, phoneUtil.parse("+1 (650) 253-0000", RegionCode.NZ));
   1789     assertEquals(INTERNATIONAL_TOLL_FREE, phoneUtil.parse("011 800 1234 5678", RegionCode.US));
   1790     assertEquals(US_NUMBER, phoneUtil.parse("1-650-253-0000", RegionCode.US));
   1791     // Calling the US number from Singapore by using different service providers
   1792     // 1st test: calling using SingTel IDD service (IDD is 001)
   1793     assertEquals(US_NUMBER, phoneUtil.parse("0011-650-253-0000", RegionCode.SG));
   1794     // 2nd test: calling using StarHub IDD service (IDD is 008)
   1795     assertEquals(US_NUMBER, phoneUtil.parse("0081-650-253-0000", RegionCode.SG));
   1796     // 3rd test: calling using SingTel V019 service (IDD is 019)
   1797     assertEquals(US_NUMBER, phoneUtil.parse("0191-650-253-0000", RegionCode.SG));
   1798     // Calling the US number from Poland
   1799     assertEquals(US_NUMBER, phoneUtil.parse("0~01-650-253-0000", RegionCode.PL));
   1800     // Using "++" at the start.
   1801     assertEquals(US_NUMBER, phoneUtil.parse("++1 (650) 253-0000", RegionCode.PL));
   1802   }
   1803 
   1804   public void testParseNonAscii() throws Exception {
   1805     // Using a full-width plus sign.
   1806     assertEquals(US_NUMBER, phoneUtil.parse("\uFF0B1 (650) 253-0000", RegionCode.SG));
   1807     // Using a soft hyphen U+00AD.
   1808     assertEquals(US_NUMBER, phoneUtil.parse("1 (650) 253\u00AD-0000", RegionCode.US));
   1809     // The whole number, including punctuation, is here represented in full-width form.
   1810     assertEquals(US_NUMBER, phoneUtil.parse("\uFF0B\uFF11\u3000\uFF08\uFF16\uFF15\uFF10\uFF09" +
   1811                                             "\u3000\uFF12\uFF15\uFF13\uFF0D\uFF10\uFF10\uFF10" +
   1812                                             "\uFF10",
   1813                                             RegionCode.SG));
   1814     // Using U+30FC dash instead.
   1815     assertEquals(US_NUMBER, phoneUtil.parse("\uFF0B\uFF11\u3000\uFF08\uFF16\uFF15\uFF10\uFF09" +
   1816                                             "\u3000\uFF12\uFF15\uFF13\u30FC\uFF10\uFF10\uFF10" +
   1817                                             "\uFF10",
   1818                                             RegionCode.SG));
   1819 
   1820     // Using a very strange decimal digit range (Mongolian digits).
   1821     assertEquals(US_NUMBER, phoneUtil.parse("\u1811 \u1816\u1815\u1810 " +
   1822                                             "\u1812\u1815\u1813 \u1810\u1810\u1810\u1810",
   1823                                             RegionCode.US));
   1824   }
   1825 
   1826   public void testParseWithLeadingZero() throws Exception {
   1827     assertEquals(IT_NUMBER, phoneUtil.parse("+39 02-36618 300", RegionCode.NZ));
   1828     assertEquals(IT_NUMBER, phoneUtil.parse("02-36618 300", RegionCode.IT));
   1829 
   1830     assertEquals(IT_MOBILE, phoneUtil.parse("345 678 901", RegionCode.IT));
   1831   }
   1832 
   1833   public void testParseNationalNumberArgentina() throws Exception {
   1834     // Test parsing mobile numbers of Argentina.
   1835     PhoneNumber arNumber = new PhoneNumber();
   1836     arNumber.setCountryCode(54).setNationalNumber(93435551212L);
   1837     assertEquals(arNumber, phoneUtil.parse("+54 9 343 555 1212", RegionCode.AR));
   1838     assertEquals(arNumber, phoneUtil.parse("0343 15 555 1212", RegionCode.AR));
   1839 
   1840     arNumber.clear();
   1841     arNumber.setCountryCode(54).setNationalNumber(93715654320L);
   1842     assertEquals(arNumber, phoneUtil.parse("+54 9 3715 65 4320", RegionCode.AR));
   1843     assertEquals(arNumber, phoneUtil.parse("03715 15 65 4320", RegionCode.AR));
   1844     assertEquals(AR_MOBILE, phoneUtil.parse("911 876 54321", RegionCode.AR));
   1845 
   1846     // Test parsing fixed-line numbers of Argentina.
   1847     assertEquals(AR_NUMBER, phoneUtil.parse("+54 11 8765 4321", RegionCode.AR));
   1848     assertEquals(AR_NUMBER, phoneUtil.parse("011 8765 4321", RegionCode.AR));
   1849 
   1850     arNumber.clear();
   1851     arNumber.setCountryCode(54).setNationalNumber(3715654321L);
   1852     assertEquals(arNumber, phoneUtil.parse("+54 3715 65 4321", RegionCode.AR));
   1853     assertEquals(arNumber, phoneUtil.parse("03715 65 4321", RegionCode.AR));
   1854 
   1855     arNumber.clear();
   1856     arNumber.setCountryCode(54).setNationalNumber(2312340000L);
   1857     assertEquals(arNumber, phoneUtil.parse("+54 23 1234 0000", RegionCode.AR));
   1858     assertEquals(arNumber, phoneUtil.parse("023 1234 0000", RegionCode.AR));
   1859   }
   1860 
   1861   public void testParseWithXInNumber() throws Exception {
   1862     // Test that having an 'x' in the phone number at the start is ok and that it just gets removed.
   1863     assertEquals(AR_NUMBER, phoneUtil.parse("01187654321", RegionCode.AR));
   1864     assertEquals(AR_NUMBER, phoneUtil.parse("(0) 1187654321", RegionCode.AR));
   1865     assertEquals(AR_NUMBER, phoneUtil.parse("0 1187654321", RegionCode.AR));
   1866     assertEquals(AR_NUMBER, phoneUtil.parse("(0xx) 1187654321", RegionCode.AR));
   1867     PhoneNumber arFromUs = new PhoneNumber();
   1868     arFromUs.setCountryCode(54).setNationalNumber(81429712L);
   1869     // This test is intentionally constructed such that the number of digit after xx is larger than
   1870     // 7, so that the number won't be mistakenly treated as an extension, as we allow extensions up
   1871     // to 7 digits. This assumption is okay for now as all the countries where a carrier selection
   1872     // code is written in the form of xx have a national significant number of length larger than 7.
   1873     assertEquals(arFromUs, phoneUtil.parse("011xx5481429712", RegionCode.US));
   1874   }
   1875 
   1876   public void testParseNumbersMexico() throws Exception {
   1877     // Test parsing fixed-line numbers of Mexico.
   1878     PhoneNumber mxNumber = new PhoneNumber();
   1879     mxNumber.setCountryCode(52).setNationalNumber(4499780001L);
   1880     assertEquals(mxNumber, phoneUtil.parse("+52 (449)978-0001", RegionCode.MX));
   1881     assertEquals(mxNumber, phoneUtil.parse("01 (449)978-0001", RegionCode.MX));
   1882     assertEquals(mxNumber, phoneUtil.parse("(449)978-0001", RegionCode.MX));
   1883 
   1884     // Test parsing mobile numbers of Mexico.
   1885     mxNumber.clear();
   1886     mxNumber.setCountryCode(52).setNationalNumber(13312345678L);
   1887     assertEquals(mxNumber, phoneUtil.parse("+52 1 33 1234-5678", RegionCode.MX));
   1888     assertEquals(mxNumber, phoneUtil.parse("044 (33) 1234-5678", RegionCode.MX));
   1889     assertEquals(mxNumber, phoneUtil.parse("045 33 1234-5678", RegionCode.MX));
   1890   }
   1891 
   1892   public void testFailedParseOnInvalidNumbers() {
   1893     try {
   1894       String sentencePhoneNumber = "This is not a phone number";
   1895       phoneUtil.parse(sentencePhoneNumber, RegionCode.NZ);
   1896       fail("This should not parse without throwing an exception " + sentencePhoneNumber);
   1897     } catch (NumberParseException e) {
   1898       // Expected this exception.
   1899       assertEquals("Wrong error type stored in exception.",
   1900                    NumberParseException.ErrorType.NOT_A_NUMBER,
   1901                    e.getErrorType());
   1902     }
   1903     try {
   1904       String sentencePhoneNumber = "1 Still not a number";
   1905       phoneUtil.parse(sentencePhoneNumber, RegionCode.NZ);
   1906       fail("This should not parse without throwing an exception " + sentencePhoneNumber);
   1907     } catch (NumberParseException e) {
   1908       // Expected this exception.
   1909       assertEquals("Wrong error type stored in exception.",
   1910                    NumberParseException.ErrorType.NOT_A_NUMBER,
   1911                    e.getErrorType());
   1912     }
   1913     try {
   1914       String sentencePhoneNumber = "1 MICROSOFT";
   1915       phoneUtil.parse(sentencePhoneNumber, RegionCode.NZ);
   1916       fail("This should not parse without throwing an exception " + sentencePhoneNumber);
   1917     } catch (NumberParseException e) {
   1918       // Expected this exception.
   1919       assertEquals("Wrong error type stored in exception.",
   1920                    NumberParseException.ErrorType.NOT_A_NUMBER,
   1921                    e.getErrorType());
   1922     }
   1923     try {
   1924       String sentencePhoneNumber = "12 MICROSOFT";
   1925       phoneUtil.parse(sentencePhoneNumber, RegionCode.NZ);
   1926       fail("This should not parse without throwing an exception " + sentencePhoneNumber);
   1927     } catch (NumberParseException e) {
   1928       // Expected this exception.
   1929       assertEquals("Wrong error type stored in exception.",
   1930                    NumberParseException.ErrorType.NOT_A_NUMBER,
   1931                    e.getErrorType());
   1932     }
   1933     try {
   1934       String tooLongPhoneNumber = "01495 72553301873 810104";
   1935       phoneUtil.parse(tooLongPhoneNumber, RegionCode.GB);
   1936       fail("This should not parse without throwing an exception " + tooLongPhoneNumber);
   1937     } catch (NumberParseException e) {
   1938       // Expected this exception.
   1939       assertEquals("Wrong error type stored in exception.",
   1940                    NumberParseException.ErrorType.TOO_LONG,
   1941                    e.getErrorType());
   1942     }
   1943     try {
   1944       String plusMinusPhoneNumber = "+---";
   1945       phoneUtil.parse(plusMinusPhoneNumber, RegionCode.DE);
   1946       fail("This should not parse without throwing an exception " + plusMinusPhoneNumber);
   1947     } catch (NumberParseException e) {
   1948       // Expected this exception.
   1949       assertEquals("Wrong error type stored in exception.",
   1950                    NumberParseException.ErrorType.NOT_A_NUMBER,
   1951                    e.getErrorType());
   1952     }
   1953     try {
   1954       String plusStar = "+***";
   1955       phoneUtil.parse(plusStar, RegionCode.DE);
   1956       fail("This should not parse without throwing an exception " + plusStar);
   1957     } catch (NumberParseException e) {
   1958       // Expected this exception.
   1959       assertEquals("Wrong error type stored in exception.",
   1960                    NumberParseException.ErrorType.NOT_A_NUMBER,
   1961                    e.getErrorType());
   1962     }
   1963     try {
   1964       String plusStarPhoneNumber = "+*******91";
   1965       phoneUtil.parse(plusStarPhoneNumber, RegionCode.DE);
   1966       fail("This should not parse without throwing an exception " + plusStarPhoneNumber);
   1967     } catch (NumberParseException e) {
   1968       // Expected this exception.
   1969       assertEquals("Wrong error type stored in exception.",
   1970                    NumberParseException.ErrorType.NOT_A_NUMBER,
   1971                    e.getErrorType());
   1972     }
   1973     try {
   1974       String tooShortPhoneNumber = "+49 0";
   1975       phoneUtil.parse(tooShortPhoneNumber, RegionCode.DE);
   1976       fail("This should not parse without throwing an exception " + tooShortPhoneNumber);
   1977     } catch (NumberParseException e) {
   1978       // Expected this exception.
   1979       assertEquals("Wrong error type stored in exception.",
   1980                    NumberParseException.ErrorType.TOO_SHORT_NSN,
   1981                    e.getErrorType());
   1982     }
   1983     try {
   1984       String invalidCountryCode = "+210 3456 56789";
   1985       phoneUtil.parse(invalidCountryCode, RegionCode.NZ);
   1986       fail("This is not a recognised region code: should fail: " + invalidCountryCode);
   1987     } catch (NumberParseException e) {
   1988       // Expected this exception.
   1989       assertEquals("Wrong error type stored in exception.",
   1990                    NumberParseException.ErrorType.INVALID_COUNTRY_CODE,
   1991                    e.getErrorType());
   1992     }
   1993     try {
   1994       String plusAndIddAndInvalidCountryCode = "+ 00 210 3 331 6005";
   1995       phoneUtil.parse(plusAndIddAndInvalidCountryCode, RegionCode.NZ);
   1996       fail("This should not parse without throwing an exception.");
   1997     } catch (NumberParseException e) {
   1998       // Expected this exception. 00 is a correct IDD, but 210 is not a valid country code.
   1999       assertEquals("Wrong error type stored in exception.",
   2000                    NumberParseException.ErrorType.INVALID_COUNTRY_CODE,
   2001                    e.getErrorType());
   2002     }
   2003     try {
   2004       String someNumber = "123 456 7890";
   2005       phoneUtil.parse(someNumber, RegionCode.ZZ);
   2006       fail("'Unknown' region code not allowed: should fail.");
   2007     } catch (NumberParseException e) {
   2008       // Expected this exception.
   2009       assertEquals("Wrong error type stored in exception.",
   2010                    NumberParseException.ErrorType.INVALID_COUNTRY_CODE,
   2011                    e.getErrorType());
   2012     }
   2013     try {
   2014       String someNumber = "123 456 7890";
   2015       phoneUtil.parse(someNumber, RegionCode.CS);
   2016       fail("Deprecated region code not allowed: should fail.");
   2017     } catch (NumberParseException e) {
   2018       // Expected this exception.
   2019       assertEquals("Wrong error type stored in exception.",
   2020                    NumberParseException.ErrorType.INVALID_COUNTRY_CODE,
   2021                    e.getErrorType());
   2022     }
   2023     try {
   2024       String someNumber = "123 456 7890";
   2025       phoneUtil.parse(someNumber, null);
   2026       fail("Null region code not allowed: should fail.");
   2027     } catch (NumberParseException e) {
   2028       // Expected this exception.
   2029       assertEquals("Wrong error type stored in exception.",
   2030                    NumberParseException.ErrorType.INVALID_COUNTRY_CODE,
   2031                    e.getErrorType());
   2032     }
   2033     try {
   2034       String someNumber = "0044------";
   2035       phoneUtil.parse(someNumber, RegionCode.GB);
   2036       fail("No number provided, only region code: should fail");
   2037     } catch (NumberParseException e) {
   2038       // Expected this exception.
   2039       assertEquals("Wrong error type stored in exception.",
   2040                    NumberParseException.ErrorType.TOO_SHORT_AFTER_IDD,
   2041                    e.getErrorType());
   2042     }
   2043     try {
   2044       String someNumber = "0044";
   2045       phoneUtil.parse(someNumber, RegionCode.GB);
   2046       fail("No number provided, only region code: should fail");
   2047     } catch (NumberParseException e) {
   2048       // Expected this exception.
   2049       assertEquals("Wrong error type stored in exception.",
   2050                    NumberParseException.ErrorType.TOO_SHORT_AFTER_IDD,
   2051                    e.getErrorType());
   2052     }
   2053     try {
   2054       String someNumber = "011";
   2055       phoneUtil.parse(someNumber, RegionCode.US);
   2056       fail("Only IDD provided - should fail.");
   2057     } catch (NumberParseException e) {
   2058       // Expected this exception.
   2059       assertEquals("Wrong error type stored in exception.",
   2060                    NumberParseException.ErrorType.TOO_SHORT_AFTER_IDD,
   2061                    e.getErrorType());
   2062     }
   2063     try {
   2064       String someNumber = "0119";
   2065       phoneUtil.parse(someNumber, RegionCode.US);
   2066       fail("Only IDD provided and then 9 - should fail.");
   2067     } catch (NumberParseException e) {
   2068       // Expected this exception.
   2069       assertEquals("Wrong error type stored in exception.",
   2070                    NumberParseException.ErrorType.TOO_SHORT_AFTER_IDD,
   2071                    e.getErrorType());
   2072     }
   2073     try {
   2074       String emptyNumber = "";
   2075       // Invalid region.
   2076       phoneUtil.parse(emptyNumber, RegionCode.ZZ);
   2077       fail("Empty string - should fail.");
   2078     } catch (NumberParseException e) {
   2079       // Expected this exception.
   2080       assertEquals("Wrong error type stored in exception.",
   2081                    NumberParseException.ErrorType.NOT_A_NUMBER,
   2082                    e.getErrorType());
   2083     }
   2084     try {
   2085       String nullNumber = null;
   2086       // Invalid region.
   2087       phoneUtil.parse(nullNumber, RegionCode.ZZ);
   2088       fail("Null string - should fail.");
   2089     } catch (NumberParseException e) {
   2090       // Expected this exception.
   2091       assertEquals("Wrong error type stored in exception.",
   2092                    NumberParseException.ErrorType.NOT_A_NUMBER,
   2093                    e.getErrorType());
   2094     } catch (NullPointerException e) {
   2095       fail("Null string - but should not throw a null pointer exception.");
   2096     }
   2097     try {
   2098       String nullNumber = null;
   2099       phoneUtil.parse(nullNumber, RegionCode.US);
   2100       fail("Null string - should fail.");
   2101     } catch (NumberParseException e) {
   2102       // Expected this exception.
   2103       assertEquals("Wrong error type stored in exception.",
   2104                    NumberParseException.ErrorType.NOT_A_NUMBER,
   2105                    e.getErrorType());
   2106     } catch (NullPointerException e) {
   2107       fail("Null string - but should not throw a null pointer exception.");
   2108     }
   2109     try {
   2110       String domainRfcPhoneContext = "tel:555-1234;phone-context=www.google.com";
   2111       phoneUtil.parse(domainRfcPhoneContext, RegionCode.ZZ);
   2112       fail("'Unknown' region code not allowed: should fail.");
   2113     } catch (NumberParseException e) {
   2114       // Expected this exception.
   2115       assertEquals("Wrong error type stored in exception.",
   2116                    NumberParseException.ErrorType.INVALID_COUNTRY_CODE,
   2117                    e.getErrorType());
   2118     }
   2119     try {
   2120       // This is invalid because no "+" sign is present as part of phone-context. This should not
   2121       // succeed in being parsed.
   2122       String invalidRfcPhoneContext = "tel:555-1234;phone-context=1-331";
   2123       phoneUtil.parse(invalidRfcPhoneContext, RegionCode.ZZ);
   2124       fail("'Unknown' region code not allowed: should fail.");
   2125     } catch (NumberParseException e) {
   2126       // Expected this exception.
   2127       assertEquals("Wrong error type stored in exception.",
   2128                    NumberParseException.ErrorType.INVALID_COUNTRY_CODE,
   2129                    e.getErrorType());
   2130     }
   2131   }
   2132 
   2133   public void testParseNumbersWithPlusWithNoRegion() throws Exception {
   2134     // RegionCode.ZZ is allowed only if the number starts with a '+' - then the country calling code
   2135     // can be calculated.
   2136     assertEquals(NZ_NUMBER, phoneUtil.parse("+64 3 331 6005", RegionCode.ZZ));
   2137     // Test with full-width plus.
   2138     assertEquals(NZ_NUMBER, phoneUtil.parse("\uFF0B64 3 331 6005", RegionCode.ZZ));
   2139     // Test with normal plus but leading characters that need to be stripped.
   2140     assertEquals(NZ_NUMBER, phoneUtil.parse("Tel: +64 3 331 6005", RegionCode.ZZ));
   2141     assertEquals(NZ_NUMBER, phoneUtil.parse("+64 3 331 6005", null));
   2142     assertEquals(INTERNATIONAL_TOLL_FREE, phoneUtil.parse("+800 1234 5678", null));
   2143     assertEquals(UNIVERSAL_PREMIUM_RATE, phoneUtil.parse("+979 123 456 789", null));
   2144 
   2145     // Test parsing RFC3966 format with a phone context.
   2146     assertEquals(NZ_NUMBER, phoneUtil.parse("tel:03-331-6005;phone-context=+64", RegionCode.ZZ));
   2147     assertEquals(NZ_NUMBER, phoneUtil.parse("  tel:03-331-6005;phone-context=+64", RegionCode.ZZ));
   2148     assertEquals(NZ_NUMBER, phoneUtil.parse("tel:03-331-6005;isub=12345;phone-context=+64",
   2149         RegionCode.ZZ));
   2150 
   2151     // It is important that we set the carrier code to an empty string, since we used
   2152     // ParseAndKeepRawInput and no carrier code was found.
   2153     PhoneNumber nzNumberWithRawInput = new PhoneNumber().mergeFrom(NZ_NUMBER).
   2154         setRawInput("+64 3 331 6005").
   2155         setCountryCodeSource(CountryCodeSource.FROM_NUMBER_WITH_PLUS_SIGN).
   2156         setPreferredDomesticCarrierCode("");
   2157     assertEquals(nzNumberWithRawInput, phoneUtil.parseAndKeepRawInput("+64 3 331 6005",
   2158                                                                       RegionCode.ZZ));
   2159     // Null is also allowed for the region code in these cases.
   2160     assertEquals(nzNumberWithRawInput, phoneUtil.parseAndKeepRawInput("+64 3 331 6005", null));
   2161   }
   2162 
   2163   public void testParseNumberTooShortIfNationalPrefixStripped() throws Exception {
   2164     // Test that a number whose first digits happen to coincide with the national prefix does not
   2165     // get them stripped if doing so would result in a number too short to be a possible (regular
   2166     // length) phone number for that region.
   2167     PhoneNumber byNumber = new PhoneNumber().setCountryCode(375).setNationalNumber(8123L);
   2168     assertEquals(byNumber, phoneUtil.parse("8123", RegionCode.BY));
   2169     byNumber.setNationalNumber(81234L);
   2170     assertEquals(byNumber, phoneUtil.parse("81234", RegionCode.BY));
   2171 
   2172     // The prefix doesn't get stripped, since the input is a viable 6-digit number, whereas the
   2173     // result of stripping is only 5 digits.
   2174     byNumber.setNationalNumber(812345L);
   2175     assertEquals(byNumber, phoneUtil.parse("812345", RegionCode.BY));
   2176 
   2177     // The prefix gets stripped, since only 6-digit numbers are possible.
   2178     byNumber.setNationalNumber(123456L);
   2179     assertEquals(byNumber, phoneUtil.parse("8123456", RegionCode.BY));
   2180   }
   2181 
   2182   public void testParseExtensions() throws Exception {
   2183     PhoneNumber nzNumber = new PhoneNumber();
   2184     nzNumber.setCountryCode(64).setNationalNumber(33316005L).setExtension("3456");
   2185     assertEquals(nzNumber, phoneUtil.parse("03 331 6005 ext 3456", RegionCode.NZ));
   2186     assertEquals(nzNumber, phoneUtil.parse("03-3316005x3456", RegionCode.NZ));
   2187     assertEquals(nzNumber, phoneUtil.parse("03-3316005 int.3456", RegionCode.NZ));
   2188     assertEquals(nzNumber, phoneUtil.parse("03 3316005 #3456", RegionCode.NZ));
   2189     // Test the following do not extract extensions:
   2190     assertEquals(ALPHA_NUMERIC_NUMBER, phoneUtil.parse("1800 six-flags", RegionCode.US));
   2191     assertEquals(ALPHA_NUMERIC_NUMBER, phoneUtil.parse("1800 SIX FLAGS", RegionCode.US));
   2192     assertEquals(ALPHA_NUMERIC_NUMBER, phoneUtil.parse("0~0 1800 7493 5247", RegionCode.PL));
   2193     assertEquals(ALPHA_NUMERIC_NUMBER, phoneUtil.parse("(1800) 7493.5247", RegionCode.US));
   2194     // Check that the last instance of an extension token is matched.
   2195     PhoneNumber extnNumber = new PhoneNumber().mergeFrom(ALPHA_NUMERIC_NUMBER).setExtension("1234");
   2196     assertEquals(extnNumber, phoneUtil.parse("0~0 1800 7493 5247 ~1234", RegionCode.PL));
   2197     // Verifying bug-fix where the last digit of a number was previously omitted if it was a 0 when
   2198     // extracting the extension. Also verifying a few different cases of extensions.
   2199     PhoneNumber ukNumber = new PhoneNumber();
   2200     ukNumber.setCountryCode(44).setNationalNumber(2034567890L).setExtension("456");
   2201     assertEquals(ukNumber, phoneUtil.parse("+44 2034567890x456", RegionCode.NZ));
   2202     assertEquals(ukNumber, phoneUtil.parse("+44 2034567890x456", RegionCode.GB));
   2203     assertEquals(ukNumber, phoneUtil.parse("+44 2034567890 x456", RegionCode.GB));
   2204     assertEquals(ukNumber, phoneUtil.parse("+44 2034567890 X456", RegionCode.GB));
   2205     assertEquals(ukNumber, phoneUtil.parse("+44 2034567890 X 456", RegionCode.GB));
   2206     assertEquals(ukNumber, phoneUtil.parse("+44 2034567890 X  456", RegionCode.GB));
   2207     assertEquals(ukNumber, phoneUtil.parse("+44 2034567890 x 456  ", RegionCode.GB));
   2208     assertEquals(ukNumber, phoneUtil.parse("+44 2034567890  X 456", RegionCode.GB));
   2209     assertEquals(ukNumber, phoneUtil.parse("+44-2034567890;ext=456", RegionCode.GB));
   2210     assertEquals(ukNumber, phoneUtil.parse("tel:2034567890;ext=456;phone-context=+44",
   2211                                            RegionCode.ZZ));
   2212     // Full-width extension, "extn" only.
   2213     assertEquals(ukNumber, phoneUtil.parse("+442034567890\uFF45\uFF58\uFF54\uFF4E456",
   2214                                            RegionCode.GB));
   2215     // "xtn" only.
   2216     assertEquals(ukNumber, phoneUtil.parse("+442034567890\uFF58\uFF54\uFF4E456",
   2217                                            RegionCode.GB));
   2218     // "xt" only.
   2219     assertEquals(ukNumber, phoneUtil.parse("+442034567890\uFF58\uFF54456",
   2220                                            RegionCode.GB));
   2221 
   2222     PhoneNumber usWithExtension = new PhoneNumber();
   2223     usWithExtension.setCountryCode(1).setNationalNumber(8009013355L).setExtension("7246433");
   2224     assertEquals(usWithExtension, phoneUtil.parse("(800) 901-3355 x 7246433", RegionCode.US));
   2225     assertEquals(usWithExtension, phoneUtil.parse("(800) 901-3355 , ext 7246433", RegionCode.US));
   2226     assertEquals(usWithExtension,
   2227                  phoneUtil.parse("(800) 901-3355 ,extension 7246433", RegionCode.US));
   2228     assertEquals(usWithExtension,
   2229                  phoneUtil.parse("(800) 901-3355 ,extensi\u00F3n 7246433", RegionCode.US));
   2230     // Repeat with the small letter o with acute accent created by combining characters.
   2231     assertEquals(usWithExtension,
   2232                  phoneUtil.parse("(800) 901-3355 ,extensio\u0301n 7246433", RegionCode.US));
   2233     assertEquals(usWithExtension, phoneUtil.parse("(800) 901-3355 , 7246433", RegionCode.US));
   2234     assertEquals(usWithExtension, phoneUtil.parse("(800) 901-3355 ext: 7246433", RegionCode.US));
   2235 
   2236     // Test that if a number has two extensions specified, we ignore the second.
   2237     PhoneNumber usWithTwoExtensionsNumber = new PhoneNumber();
   2238     usWithTwoExtensionsNumber.setCountryCode(1).setNationalNumber(2121231234L).setExtension("508");
   2239     assertEquals(usWithTwoExtensionsNumber, phoneUtil.parse("(212)123-1234 x508/x1234",
   2240                                                             RegionCode.US));
   2241     assertEquals(usWithTwoExtensionsNumber, phoneUtil.parse("(212)123-1234 x508/ x1234",
   2242                                                             RegionCode.US));
   2243     assertEquals(usWithTwoExtensionsNumber, phoneUtil.parse("(212)123-1234 x508\\x1234",
   2244                                                             RegionCode.US));
   2245 
   2246     // Test parsing numbers in the form (645) 123-1234-910# works, where the last 3 digits before
   2247     // the # are an extension.
   2248     usWithExtension.clear();
   2249     usWithExtension.setCountryCode(1).setNationalNumber(6451231234L).setExtension("910");
   2250     assertEquals(usWithExtension, phoneUtil.parse("+1 (645) 123 1234-910#", RegionCode.US));
   2251     // Retry with the same number in a slightly different format.
   2252     assertEquals(usWithExtension, phoneUtil.parse("+1 (645) 123 1234 ext. 910#", RegionCode.US));
   2253   }
   2254 
   2255   public void testParseAndKeepRaw() throws Exception {
   2256     PhoneNumber alphaNumericNumber = new PhoneNumber().mergeFrom(ALPHA_NUMERIC_NUMBER).
   2257         setRawInput("800 six-flags").
   2258         setCountryCodeSource(CountryCodeSource.FROM_DEFAULT_COUNTRY).
   2259         setPreferredDomesticCarrierCode("");
   2260     assertEquals(alphaNumericNumber,
   2261                  phoneUtil.parseAndKeepRawInput("800 six-flags", RegionCode.US));
   2262 
   2263     PhoneNumber shorterAlphaNumber = new PhoneNumber().
   2264         setCountryCode(1).setNationalNumber(8007493524L).
   2265         setRawInput("1800 six-flag").
   2266         setCountryCodeSource(CountryCodeSource.FROM_NUMBER_WITHOUT_PLUS_SIGN).
   2267         setPreferredDomesticCarrierCode("");
   2268     assertEquals(shorterAlphaNumber,
   2269                  phoneUtil.parseAndKeepRawInput("1800 six-flag", RegionCode.US));
   2270 
   2271     shorterAlphaNumber.setRawInput("+1800 six-flag").
   2272         setCountryCodeSource(CountryCodeSource.FROM_NUMBER_WITH_PLUS_SIGN);
   2273     assertEquals(shorterAlphaNumber,
   2274                  phoneUtil.parseAndKeepRawInput("+1800 six-flag", RegionCode.NZ));
   2275 
   2276     shorterAlphaNumber.setRawInput("001800 six-flag").
   2277         setCountryCodeSource(CountryCodeSource.FROM_NUMBER_WITH_IDD);
   2278     assertEquals(shorterAlphaNumber,
   2279                  phoneUtil.parseAndKeepRawInput("001800 six-flag", RegionCode.NZ));
   2280 
   2281     // Invalid region code supplied.
   2282     try {
   2283       phoneUtil.parseAndKeepRawInput("123 456 7890", RegionCode.CS);
   2284       fail("Deprecated region code not allowed: should fail.");
   2285     } catch (NumberParseException e) {
   2286       // Expected this exception.
   2287       assertEquals("Wrong error type stored in exception.",
   2288                    NumberParseException.ErrorType.INVALID_COUNTRY_CODE,
   2289                    e.getErrorType());
   2290     }
   2291 
   2292     PhoneNumber koreanNumber = new PhoneNumber();
   2293     koreanNumber.setCountryCode(82).setNationalNumber(22123456).setRawInput("08122123456").
   2294         setCountryCodeSource(CountryCodeSource.FROM_DEFAULT_COUNTRY).
   2295         setPreferredDomesticCarrierCode("81");
   2296     assertEquals(koreanNumber, phoneUtil.parseAndKeepRawInput("08122123456", RegionCode.KR));
   2297   }
   2298 
   2299   public void testParseItalianLeadingZeros() throws Exception {
   2300     // Test the number "011".
   2301     PhoneNumber oneZero = new PhoneNumber();
   2302     oneZero.setCountryCode(61).setNationalNumber(11L).setItalianLeadingZero(true);
   2303     assertEquals(oneZero, phoneUtil.parse("011", RegionCode.AU));
   2304 
   2305     // Test the number "001".
   2306     PhoneNumber twoZeros = new PhoneNumber();
   2307     twoZeros.setCountryCode(61).setNationalNumber(1).setItalianLeadingZero(true)
   2308         .setNumberOfLeadingZeros(2);
   2309     assertEquals(twoZeros, phoneUtil.parse("001", RegionCode.AU));
   2310 
   2311     // Test the number "000". This number has 2 leading zeros.
   2312     PhoneNumber stillTwoZeros = new PhoneNumber();
   2313     stillTwoZeros.setCountryCode(61).setNationalNumber(0L).setItalianLeadingZero(true)
   2314         .setNumberOfLeadingZeros(2);
   2315     assertEquals(stillTwoZeros, phoneUtil.parse("000", RegionCode.AU));
   2316 
   2317     // Test the number "0000". This number has 3 leading zeros.
   2318     PhoneNumber threeZeros = new PhoneNumber();
   2319     threeZeros.setCountryCode(61).setNationalNumber(0L).setItalianLeadingZero(true)
   2320         .setNumberOfLeadingZeros(3);
   2321     assertEquals(threeZeros, phoneUtil.parse("0000", RegionCode.AU));
   2322   }
   2323 
   2324   public void testCountryWithNoNumberDesc() {
   2325     // Andorra is a country where we don't have PhoneNumberDesc info in the metadata.
   2326     PhoneNumber adNumber = new PhoneNumber();
   2327     adNumber.setCountryCode(376).setNationalNumber(12345L);
   2328     assertEquals("+376 12345", phoneUtil.format(adNumber, PhoneNumberFormat.INTERNATIONAL));
   2329     assertEquals("+37612345", phoneUtil.format(adNumber, PhoneNumberFormat.E164));
   2330     assertEquals("12345", phoneUtil.format(adNumber, PhoneNumberFormat.NATIONAL));
   2331     assertEquals(PhoneNumberUtil.PhoneNumberType.UNKNOWN, phoneUtil.getNumberType(adNumber));
   2332     assertFalse(phoneUtil.isValidNumber(adNumber));
   2333 
   2334     // Test dialing a US number from within Andorra.
   2335     assertEquals("00 1 650 253 0000",
   2336                  phoneUtil.formatOutOfCountryCallingNumber(US_NUMBER, RegionCode.AD));
   2337   }
   2338 
   2339   public void testUnknownCountryCallingCode() {
   2340     assertFalse(phoneUtil.isValidNumber(UNKNOWN_COUNTRY_CODE_NO_RAW_INPUT));
   2341     // It's not very well defined as to what the E164 representation for a number with an invalid
   2342     // country calling code is, but just prefixing the country code and national number is about
   2343     // the best we can do.
   2344     assertEquals("+212345",
   2345         phoneUtil.format(UNKNOWN_COUNTRY_CODE_NO_RAW_INPUT, PhoneNumberFormat.E164));
   2346   }
   2347 
   2348   public void testIsNumberMatchMatches() throws Exception {
   2349     // Test simple matches where formatting is different, or leading zeros, or country calling code
   2350     // has been specified.
   2351     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
   2352                  phoneUtil.isNumberMatch("+64 3 331 6005", "+64 03 331 6005"));
   2353     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
   2354                  phoneUtil.isNumberMatch("+800 1234 5678", "+80012345678"));
   2355     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
   2356                  phoneUtil.isNumberMatch("+64 03 331-6005", "+64 03331 6005"));
   2357     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
   2358                  phoneUtil.isNumberMatch("+643 331-6005", "+64033316005"));
   2359     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
   2360                  phoneUtil.isNumberMatch("+643 331-6005", "+6433316005"));
   2361     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
   2362                  phoneUtil.isNumberMatch("+64 3 331-6005", "+6433316005"));
   2363     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
   2364                  phoneUtil.isNumberMatch("+64 3 331-6005", "tel:+64-3-331-6005;isub=123"));
   2365     // Test alpha numbers.
   2366     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
   2367                  phoneUtil.isNumberMatch("+1800 siX-Flags", "+1 800 7493 5247"));
   2368     // Test numbers with extensions.
   2369     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
   2370                  phoneUtil.isNumberMatch("+64 3 331-6005 extn 1234", "+6433316005#1234"));
   2371     // Test proto buffers.
   2372     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
   2373                  phoneUtil.isNumberMatch(NZ_NUMBER, "+6403 331 6005"));
   2374 
   2375     PhoneNumber nzNumber = new PhoneNumber().mergeFrom(NZ_NUMBER).setExtension("3456");
   2376     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
   2377                  phoneUtil.isNumberMatch(nzNumber, "+643 331 6005 ext 3456"));
   2378     // Check empty extensions are ignored.
   2379     nzNumber.setExtension("");
   2380     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
   2381                  phoneUtil.isNumberMatch(nzNumber, "+6403 331 6005"));
   2382     // Check variant with two proto buffers.
   2383     assertEquals("Number " + nzNumber.toString() + " did not match " + NZ_NUMBER.toString(),
   2384                  PhoneNumberUtil.MatchType.EXACT_MATCH,
   2385                  phoneUtil.isNumberMatch(nzNumber, NZ_NUMBER));
   2386 
   2387     // Check raw_input, country_code_source and preferred_domestic_carrier_code are ignored.
   2388     PhoneNumber brNumberOne = new PhoneNumber();
   2389     PhoneNumber brNumberTwo = new PhoneNumber();
   2390     brNumberOne.setCountryCode(55).setNationalNumber(3121286979L)
   2391         .setCountryCodeSource(PhoneNumber.CountryCodeSource.FROM_NUMBER_WITH_PLUS_SIGN)
   2392         .setPreferredDomesticCarrierCode("12").setRawInput("012 3121286979");
   2393     brNumberTwo.setCountryCode(55).setNationalNumber(3121286979L)
   2394         .setCountryCodeSource(PhoneNumber.CountryCodeSource.FROM_DEFAULT_COUNTRY)
   2395         .setPreferredDomesticCarrierCode("14").setRawInput("143121286979");
   2396     assertEquals(PhoneNumberUtil.MatchType.EXACT_MATCH,
   2397                  phoneUtil.isNumberMatch(brNumberOne, brNumberTwo));
   2398   }
   2399 
   2400   public void testIsNumberMatchNonMatches() throws Exception {
   2401     // Non-matches.
   2402     assertEquals(PhoneNumberUtil.MatchType.NO_MATCH,
   2403                  phoneUtil.isNumberMatch("03 331 6005", "03 331 6006"));
   2404     assertEquals(PhoneNumberUtil.MatchType.NO_MATCH,
   2405                  phoneUtil.isNumberMatch("+800 1234 5678", "+1 800 1234 5678"));
   2406     // Different country calling code, partial number match.
   2407     assertEquals(PhoneNumberUtil.MatchType.NO_MATCH,
   2408                  phoneUtil.isNumberMatch("+64 3 331-6005", "+16433316005"));
   2409     // Different country calling code, same number.
   2410     assertEquals(PhoneNumberUtil.MatchType.NO_MATCH,
   2411                  phoneUtil.isNumberMatch("+64 3 331-6005", "+6133316005"));
   2412     // Extension different, all else the same.
   2413     assertEquals(PhoneNumberUtil.MatchType.NO_MATCH,
   2414                  phoneUtil.isNumberMatch("+64 3 331-6005 extn 1234", "0116433316005#1235"));
   2415     assertEquals(PhoneNumberUtil.MatchType.NO_MATCH,
   2416                  phoneUtil.isNumberMatch(
   2417                      "+64 3 331-6005 extn 1234", "tel:+64-3-331-6005;ext=1235"));
   2418     // NSN matches, but extension is different - not the same number.
   2419     assertEquals(PhoneNumberUtil.MatchType.NO_MATCH,
   2420                  phoneUtil.isNumberMatch("+64 3 331-6005 ext.1235", "3 331 6005#1234"));
   2421 
   2422     // Invalid numbers that can't be parsed.
   2423     assertEquals(PhoneNumberUtil.MatchType.NOT_A_NUMBER,
   2424                  phoneUtil.isNumberMatch("4", "3 331 6043"));
   2425     assertEquals(PhoneNumberUtil.MatchType.NOT_A_NUMBER,
   2426                  phoneUtil.isNumberMatch("+43", "+64 3 331 6005"));
   2427     assertEquals(PhoneNumberUtil.MatchType.NOT_A_NUMBER,
   2428                  phoneUtil.isNumberMatch("+43", "64 3 331 6005"));
   2429     assertEquals(PhoneNumberUtil.MatchType.NOT_A_NUMBER,
   2430                  phoneUtil.isNumberMatch("Dog", "64 3 331 6005"));
   2431   }
   2432 
   2433   public void testIsNumberMatchNsnMatches() throws Exception {
   2434     // NSN matches.
   2435     assertEquals(PhoneNumberUtil.MatchType.NSN_MATCH,
   2436                  phoneUtil.isNumberMatch("+64 3 331-6005", "03 331 6005"));
   2437     assertEquals(PhoneNumberUtil.MatchType.NSN_MATCH,
   2438                  phoneUtil.isNumberMatch(
   2439                      "+64 3 331-6005", "tel:03-331-6005;isub=1234;phone-context=abc.nz"));
   2440     assertEquals(PhoneNumberUtil.MatchType.NSN_MATCH,
   2441                  phoneUtil.isNumberMatch(NZ_NUMBER, "03 331 6005"));
   2442     // Here the second number possibly starts with the country calling code for New Zealand,
   2443     // although we are unsure.
   2444     PhoneNumber unchangedNzNumber = new PhoneNumber().mergeFrom(NZ_NUMBER);
   2445     assertEquals(PhoneNumberUtil.MatchType.NSN_MATCH,
   2446                  phoneUtil.isNumberMatch(unchangedNzNumber, "(64-3) 331 6005"));
   2447     // Check the phone number proto was not edited during the method call.
   2448     assertEquals(NZ_NUMBER, unchangedNzNumber);
   2449 
   2450     // Here, the 1 might be a national prefix, if we compare it to the US number, so the resultant
   2451     // match is an NSN match.
   2452     assertEquals(PhoneNumberUtil.MatchType.NSN_MATCH,
   2453                  phoneUtil.isNumberMatch(US_NUMBER, "1-650-253-0000"));
   2454     assertEquals(PhoneNumberUtil.MatchType.NSN_MATCH,
   2455                  phoneUtil.isNumberMatch(US_NUMBER, "6502530000"));
   2456     assertEquals(PhoneNumberUtil.MatchType.NSN_MATCH,
   2457                  phoneUtil.isNumberMatch("+1 650-253 0000", "1 650 253 0000"));
   2458     assertEquals(PhoneNumberUtil.MatchType.NSN_MATCH,
   2459                  phoneUtil.isNumberMatch("1 650-253 0000", "1 650 253 0000"));
   2460     assertEquals(PhoneNumberUtil.MatchType.NSN_MATCH,
   2461                  phoneUtil.isNumberMatch("1 650-253 0000", "+1 650 253 0000"));
   2462     // For this case, the match will be a short NSN match, because we cannot assume that the 1 might
   2463     // be a national prefix, so don't remove it when parsing.
   2464     PhoneNumber randomNumber = new PhoneNumber();
   2465     randomNumber.setCountryCode(41).setNationalNumber(6502530000L);
   2466     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
   2467                  phoneUtil.isNumberMatch(randomNumber, "1-650-253-0000"));
   2468   }
   2469 
   2470   public void testIsNumberMatchShortNsnMatches() throws Exception {
   2471     // Short NSN matches with the country not specified for either one or both numbers.
   2472     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
   2473                  phoneUtil.isNumberMatch("+64 3 331-6005", "331 6005"));
   2474     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
   2475                  phoneUtil.isNumberMatch("+64 3 331-6005", "tel:331-6005;phone-context=abc.nz"));
   2476     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
   2477                  phoneUtil.isNumberMatch("+64 3 331-6005",
   2478                      "tel:331-6005;isub=1234;phone-context=abc.nz"));
   2479     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
   2480                  phoneUtil.isNumberMatch("+64 3 331-6005",
   2481                      "tel:331-6005;isub=1234;phone-context=abc.nz;a=%A1"));
   2482     // We did not know that the "0" was a national prefix since neither number has a country code,
   2483     // so this is considered a SHORT_NSN_MATCH.
   2484     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
   2485                  phoneUtil.isNumberMatch("3 331-6005", "03 331 6005"));
   2486     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
   2487                  phoneUtil.isNumberMatch("3 331-6005", "331 6005"));
   2488     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
   2489                  phoneUtil.isNumberMatch("3 331-6005", "tel:331-6005;phone-context=abc.nz"));
   2490     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
   2491                  phoneUtil.isNumberMatch("3 331-6005", "+64 331 6005"));
   2492     // Short NSN match with the country specified.
   2493     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
   2494                  phoneUtil.isNumberMatch("03 331-6005", "331 6005"));
   2495     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
   2496                  phoneUtil.isNumberMatch("1 234 345 6789", "345 6789"));
   2497     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
   2498                  phoneUtil.isNumberMatch("+1 (234) 345 6789", "345 6789"));
   2499     // NSN matches, country calling code omitted for one number, extension missing for one.
   2500     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
   2501                  phoneUtil.isNumberMatch("+64 3 331-6005", "3 331 6005#1234"));
   2502     // One has Italian leading zero, one does not.
   2503     PhoneNumber italianNumberOne = new PhoneNumber();
   2504     italianNumberOne.setCountryCode(39).setNationalNumber(1234L).setItalianLeadingZero(true);
   2505     PhoneNumber italianNumberTwo = new PhoneNumber();
   2506     italianNumberTwo.setCountryCode(39).setNationalNumber(1234L);
   2507     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
   2508                  phoneUtil.isNumberMatch(italianNumberOne, italianNumberTwo));
   2509     // One has an extension, the other has an extension of "".
   2510     italianNumberOne.setExtension("1234").clearItalianLeadingZero();
   2511     italianNumberTwo.setExtension("");
   2512     assertEquals(PhoneNumberUtil.MatchType.SHORT_NSN_MATCH,
   2513                  phoneUtil.isNumberMatch(italianNumberOne, italianNumberTwo));
   2514   }
   2515 
   2516   public void testCanBeInternationallyDialled() throws Exception {
   2517     // We have no-international-dialling rules for the US in our test metadata that say that
   2518     // toll-free numbers cannot be dialled internationally.
   2519     assertFalse(phoneUtil.canBeInternationallyDialled(US_TOLLFREE));
   2520 
   2521     // Normal US numbers can be internationally dialled.
   2522     assertTrue(phoneUtil.canBeInternationallyDialled(US_NUMBER));
   2523 
   2524     // Invalid number.
   2525     assertTrue(phoneUtil.canBeInternationallyDialled(US_LOCAL_NUMBER));
   2526 
   2527     // We have no data for NZ - should return true.
   2528     assertTrue(phoneUtil.canBeInternationallyDialled(NZ_NUMBER));
   2529     assertTrue(phoneUtil.canBeInternationallyDialled(INTERNATIONAL_TOLL_FREE));
   2530   }
   2531 
   2532   public void testIsAlphaNumber() throws Exception {
   2533     assertTrue(phoneUtil.isAlphaNumber("1800 six-flags"));
   2534     assertTrue(phoneUtil.isAlphaNumber("1800 six-flags ext. 1234"));
   2535     assertTrue(phoneUtil.isAlphaNumber("+800 six-flags"));
   2536     assertTrue(phoneUtil.isAlphaNumber("180 six-flags"));
   2537     assertFalse(phoneUtil.isAlphaNumber("1800 123-1234"));
   2538     assertFalse(phoneUtil.isAlphaNumber("1 six-flags"));
   2539     assertFalse(phoneUtil.isAlphaNumber("18 six-flags"));
   2540     assertFalse(phoneUtil.isAlphaNumber("1800 123-1234 extension: 1234"));
   2541     assertFalse(phoneUtil.isAlphaNumber("+800 1234-1234"));
   2542   }
   2543 
   2544   public void testIsMobileNumberPortableRegion() {
   2545     assertTrue(phoneUtil.isMobileNumberPortableRegion(RegionCode.US));
   2546     assertTrue(phoneUtil.isMobileNumberPortableRegion(RegionCode.GB));
   2547     assertFalse(phoneUtil.isMobileNumberPortableRegion(RegionCode.AE));
   2548     assertFalse(phoneUtil.isMobileNumberPortableRegion(RegionCode.BS));
   2549   }
   2550 }
   2551