1 /* 2 * Copyright (C) 2017 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.internal; 18 19 import com.google.i18n.phonenumbers.Phonemetadata.PhoneNumberDesc; 20 21 import junit.framework.TestCase; 22 23 /** 24 * Tests that all implementations of {@code MatcherApi} are consistent. 25 */ 26 public class MatcherTest extends TestCase { 27 public void testRegexBasedMatcher() { 28 checkMatcherBehavesAsExpected(RegexBasedMatcher.create()); 29 } 30 31 private void checkMatcherBehavesAsExpected(MatcherApi matcher) { 32 PhoneNumberDesc desc = new PhoneNumberDesc(); 33 34 desc = createDesc(""); 35 // Test if there is no matcher data. 36 assertInvalid(matcher, "1", desc); 37 38 desc = createDesc("9\\d{2}"); 39 assertInvalid(matcher, "91", desc); 40 assertInvalid(matcher, "81", desc); 41 assertMatched(matcher, "911", desc); 42 assertInvalid(matcher, "811", desc); 43 assertTooLong(matcher, "9111", desc); 44 assertInvalid(matcher, "8111", desc); 45 46 desc = createDesc("\\d{1,2}"); 47 assertMatched(matcher, "2", desc); 48 assertMatched(matcher, "20", desc); 49 50 desc = createDesc("20?"); 51 assertMatched(matcher, "2", desc); 52 assertMatched(matcher, "20", desc); 53 54 desc = createDesc("2|20"); 55 assertMatched(matcher, "2", desc); 56 // Subtle case where lookingAt() and matches() result in different end()s. 57 assertMatched(matcher, "20", desc); 58 } 59 60 // Helper method to set national number fields in the PhoneNumberDesc proto. Empty fields won't be 61 // set. 62 private PhoneNumberDesc createDesc(String nationalNumberPattern) { 63 PhoneNumberDesc desc = new PhoneNumberDesc(); 64 if (nationalNumberPattern.length() > 0) { 65 desc.setNationalNumberPattern(nationalNumberPattern); 66 } 67 return desc; 68 } 69 70 private void assertMatched(MatcherApi matcher, String number, PhoneNumberDesc desc) { 71 assertTrue(String.format("%s should have matched %s.", number, toString(desc)), 72 matcher.matchNationalNumber(number, desc, false)); 73 assertTrue(String.format("%s should have matched %s.", number, toString(desc)), 74 matcher.matchNationalNumber(number, desc, true)); 75 } 76 77 private void assertInvalid(MatcherApi matcher, String number, PhoneNumberDesc desc) { 78 assertFalse(String.format("%s should not have matched %s.", number, toString(desc)), 79 matcher.matchNationalNumber(number, desc, false)); 80 assertFalse(String.format("%s should not have matched %s.", number, toString(desc)), 81 matcher.matchNationalNumber(number, desc, true)); 82 } 83 84 private void assertTooLong(MatcherApi matcher, String number, PhoneNumberDesc desc) { 85 assertFalse(String.format("%s should have been too long for %s.", number, toString(desc)), 86 matcher.matchNationalNumber(number, desc, false)); 87 assertTrue(String.format("%s should have been too long for %s.", number, toString(desc)), 88 matcher.matchNationalNumber(number, desc, true)); 89 } 90 91 private String toString(PhoneNumberDesc desc) { 92 StringBuilder strBuilder = new StringBuilder("pattern: "); 93 if (desc.hasNationalNumberPattern()) { 94 strBuilder.append(desc.getNationalNumberPattern()); 95 } else { 96 strBuilder.append("none"); 97 } 98 return strBuilder.toString(); 99 } 100 } 101
