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      1 // Copyright (C) 2016 and later: Unicode, Inc. and others.
      2 // License & terms of use: http://www.unicode.org/copyright.html
      3 /*
      4 *******************************************************************************
      5 *
      6 *   Copyright (C) 2012-2016, International Business Machines
      7 *   Corporation and others.  All Rights Reserved.
      8 *
      9 *******************************************************************************
     10 *   file name:  listformattertest.cpp
     11 *   encoding:   US-ASCII
     12 *   tab size:   8 (not used)
     13 *   indentation:4
     14 *
     15 *   created on: 2012aug27
     16 *   created by: Umesh P. Nair
     17 */
     18 
     19 #include "listformattertest.h"
     20 #include <string.h>
     21 
     22 ListFormatterTest::ListFormatterTest() :
     23         prefix("Prefix: ", -1, US_INV),
     24         one("Alice", -1, US_INV), two("Bob", -1, US_INV),
     25         three("Charlie", -1, US_INV), four("Delta", -1, US_INV) {
     26 }
     27 
     28 void ListFormatterTest::CheckFormatting(const ListFormatter* formatter, UnicodeString data[], int32_t dataSize,
     29                                         const UnicodeString& expected_result) {
     30     UnicodeString actualResult(prefix);
     31     UErrorCode errorCode = U_ZERO_ERROR;
     32     formatter->format(data, dataSize, actualResult, errorCode);
     33     UnicodeString expectedStringWithPrefix = prefix + expected_result;
     34     if (expectedStringWithPrefix != actualResult) {
     35         errln(UnicodeString("Expected: |") + expectedStringWithPrefix +  "|, Actual: |" + actualResult + "|");
     36     }
     37 }
     38 
     39 void ListFormatterTest::CheckFourCases(const char* locale_string, UnicodeString one, UnicodeString two,
     40         UnicodeString three, UnicodeString four, UnicodeString results[4]) {
     41     UErrorCode errorCode = U_ZERO_ERROR;
     42     LocalPointer<ListFormatter> formatter(ListFormatter::createInstance(Locale(locale_string), errorCode));
     43     if (U_FAILURE(errorCode)) {
     44         dataerrln("ListFormatter::createInstance(Locale(\"%s\"), errorCode) failed in CheckFourCases: %s", locale_string, u_errorName(errorCode));
     45         return;
     46     }
     47     UnicodeString input1[] = {one};
     48     CheckFormatting(formatter.getAlias(), input1, 1, results[0]);
     49 
     50     UnicodeString input2[] = {one, two};
     51     CheckFormatting(formatter.getAlias(), input2, 2, results[1]);
     52 
     53     UnicodeString input3[] = {one, two, three};
     54     CheckFormatting(formatter.getAlias(), input3, 3, results[2]);
     55 
     56     UnicodeString input4[] = {one, two, three, four};
     57     CheckFormatting(formatter.getAlias(), input4, 4, results[3]);
     58 }
     59 
     60 UBool ListFormatterTest::RecordFourCases(const Locale& locale, UnicodeString one, UnicodeString two,
     61         UnicodeString three, UnicodeString four, UnicodeString results[4])  {
     62     UErrorCode errorCode = U_ZERO_ERROR;
     63     LocalPointer<ListFormatter> formatter(ListFormatter::createInstance(locale, errorCode));
     64     if (U_FAILURE(errorCode)) {
     65         dataerrln("ListFormatter::createInstance(\"%s\", errorCode) failed in RecordFourCases: %s", locale.getName(), u_errorName(errorCode));
     66         return FALSE;
     67     }
     68     UnicodeString input1[] = {one};
     69     formatter->format(input1, 1, results[0], errorCode);
     70     UnicodeString input2[] = {one, two};
     71     formatter->format(input2, 2, results[1], errorCode);
     72     UnicodeString input3[] = {one, two, three};
     73     formatter->format(input3, 3, results[2], errorCode);
     74     UnicodeString input4[] = {one, two, three, four};
     75     formatter->format(input4, 4, results[3], errorCode);
     76     if (U_FAILURE(errorCode)) {
     77         errln("RecordFourCases failed: %s", u_errorName(errorCode));
     78         return FALSE;
     79     }
     80     return TRUE;
     81 }
     82 
     83 void ListFormatterTest::TestRoot() {
     84     UnicodeString results[4] = {
     85         one,
     86         one + ", " + two,
     87         one + ", " + two + ", " + three,
     88         one + ", " + two + ", " + three + ", " + four
     89     };
     90 
     91     CheckFourCases("", one, two, three, four, results);
     92 }
     93 
     94 // Bogus locale should fallback to root.
     95 void ListFormatterTest::TestBogus() {
     96     UnicodeString results[4];
     97     if (RecordFourCases(Locale::getDefault(), one, two, three, four, results)) {
     98       CheckFourCases("ex_PY", one, two, three, four, results);
     99     }
    100 }
    101 
    102 // Formatting in English.
    103 // "and" is used before the last element, and all elements up to (and including) the penultimate are followed by a comma.
    104 void ListFormatterTest::TestEnglish() {
    105     UnicodeString results[4] = {
    106         one,
    107         one + " and " + two,
    108         one + ", " + two + ", and " + three,
    109         one + ", " + two + ", " + three + ", and " + four
    110     };
    111 
    112     CheckFourCases("en", one, two, three, four, results);
    113 }
    114 
    115 void ListFormatterTest::Test9946() {
    116     UErrorCode errorCode = U_ZERO_ERROR;
    117     LocalPointer<ListFormatter> formatter(ListFormatter::createInstance(Locale("en"), errorCode));
    118     if (U_FAILURE(errorCode)) {
    119         dataerrln(
    120             "ListFormatter::createInstance(Locale(\"en\"), errorCode) failed in Test9946: %s",
    121             u_errorName(errorCode));
    122         return;
    123     }
    124     UnicodeString data[3] = {"{0}", "{1}", "{2}"};
    125     UnicodeString actualResult;
    126     formatter->format(data, 3, actualResult, errorCode);
    127     if (U_FAILURE(errorCode)) {
    128         dataerrln(
    129             "ListFormatter::createInstance(Locale(\"en\"), errorCode) failed in Test9946: %s",
    130             u_errorName(errorCode));
    131         return;
    132     }
    133     UnicodeString expected("{0}, {1}, and {2}");
    134     if (expected != actualResult) {
    135         errln("Expected " + expected + ", got " + actualResult);
    136     }
    137 }
    138 
    139 void ListFormatterTest::TestEnglishUS() {
    140     UnicodeString results[4] = {
    141         one,
    142         one + " and " + two,
    143         one + ", " + two + ", and " + three,
    144         one + ", " + two + ", " + three + ", and " + four
    145     };
    146 
    147     CheckFourCases("en_US", one, two, three, four, results);
    148 }
    149 
    150 // Formatting in Russian.
    151 // "\\u0438" is used before the last element, and all elements up to (but not including) the penultimate are followed by a comma.
    152 void ListFormatterTest::TestRussian() {
    153     UnicodeString and_string = UnicodeString(" \\u0438 ", -1, US_INV).unescape();
    154     UnicodeString results[4] = {
    155         one,
    156         one + and_string + two,
    157         one + ", " + two + and_string + three,
    158         one + ", " + two + ", " + three + and_string + four
    159     };
    160 
    161     CheckFourCases("ru", one, two, three, four, results);
    162 }
    163 
    164 // Formatting in Malayalam.
    165 // For two elements, "\\u0d15\\u0d42\\u0d1f\\u0d3e\\u0d24\\u0d46" is inserted in between.
    166 // For more than two elements, comma is inserted between all elements up to (and including) the penultimate,
    167 // and the word \\u0d0e\\u0d28\\u0d4d\\u0d28\\u0d3f\\u0d35 is inserted in the end.
    168 void ListFormatterTest::TestMalayalam() {
    169     UnicodeString pair_string = UnicodeString(" \\u0d15\\u0d42\\u0d1f\\u0d3e\\u0d24\\u0d46 ", -1, US_INV).unescape();
    170     UnicodeString total_string = UnicodeString(" \\u0d0e\\u0d28\\u0d4d\\u0d28\\u0d3f\\u0d35", -1, US_INV).unescape();
    171     UnicodeString results[4] = {
    172         one,
    173         one + pair_string + two,
    174         one + ", " + two + ", " + three + total_string,
    175         one + ", " + two + ", " + three + ", " + four + total_string
    176     };
    177 
    178     CheckFourCases("ml", one, two, three, four, results);
    179 }
    180 
    181 // Formatting in Zulu.
    182 // "and" is used before the last element, and all elements up to (and including) the penultimate are followed by a comma.
    183 void ListFormatterTest::TestZulu() {
    184     UnicodeString results[4] = {
    185         one,
    186         one + " ne-" + two,
    187         one + ", " + two + ", ne-" + three,
    188         one + ", " + two + ", " + three + ", ne-" + four
    189     };
    190 
    191     CheckFourCases("zu", one, two, three, four, results);
    192 }
    193 
    194 void ListFormatterTest::TestOutOfOrderPatterns() {
    195     UnicodeString results[4] = {
    196         one,
    197         two + " after " + one,
    198         three + " in the last after " + two + " after the first " + one,
    199         four + " in the last after " + three + " after " + two + " after the first " + one
    200     };
    201 
    202     UErrorCode errorCode = U_ZERO_ERROR;
    203     ListFormatData data("{1} after {0}", "{1} after the first {0}",
    204                         "{1} after {0}", "{1} in the last after {0}");
    205     ListFormatter formatter(data, errorCode);
    206 
    207     UnicodeString input1[] = {one};
    208     CheckFormatting(&formatter, input1, 1, results[0]);
    209 
    210     UnicodeString input2[] = {one, two};
    211     CheckFormatting(&formatter, input2, 2, results[1]);
    212 
    213     UnicodeString input3[] = {one, two, three};
    214     CheckFormatting(&formatter, input3, 3, results[2]);
    215 
    216     UnicodeString input4[] = {one, two, three, four};
    217     CheckFormatting(&formatter, input4, 4, results[3]);
    218 }
    219 
    220 void ListFormatterTest::runIndexedTest(int32_t index, UBool exec,
    221                                        const char* &name, char* /*par */) {
    222     switch(index) {
    223         case 0: name = "TestRoot"; if (exec) TestRoot(); break;
    224         case 1: name = "TestBogus"; if (exec) TestBogus(); break;
    225         case 2: name = "TestEnglish"; if (exec) TestEnglish(); break;
    226         case 3: name = "TestEnglishUS"; if (exec) TestEnglishUS(); break;
    227         case 4: name = "TestRussian"; if (exec) TestRussian(); break;
    228         case 5: name = "TestMalayalam"; if (exec) TestMalayalam(); break;
    229         case 6: name = "TestZulu"; if (exec) TestZulu(); break;
    230         case 7: name = "TestOutOfOrderPatterns"; if (exec) TestOutOfOrderPatterns(); break;
    231         case 8: name = "Test9946"; if (exec) Test9946(); break;
    232 
    233         default: name = ""; break;
    234     }
    235 }
    236