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      1 /********************************************************************
      2  * COPYRIGHT:
      3  * Copyright (c) 2007-2010, International Business Machines Corporation and
      4  * others. All Rights Reserved.
      5  ********************************************************************/
      6 
      7 #include "unicode/utypes.h"
      8 
      9 #if !UCONFIG_NO_FORMATTING
     10 
     11 #include "plurults.h"
     12 #include "plurfmts.h"
     13 #include "cmemory.h"
     14 #include "unicode/plurrule.h"
     15 #include "unicode/plurfmt.h"
     16 
     17 
     18 #define PLURAL_PATTERN_DATA 4
     19 #define PLURAL_TEST_ARRAY_SIZE 256
     20 
     21 #define PLURAL_SYNTAX_DATA 8
     22 
     23 // The value must be same as PLKeywordLookups[] order.
     24 #define PFT_ZERO   0
     25 #define PFT_ONE    1
     26 #define PFT_TWO    2
     27 #define PFT_FEW    3
     28 #define PFT_MANY   4
     29 #define PFT_OTHER  5
     30 
     31 void PluralFormatTest::runIndexedTest( int32_t index, UBool exec, const char* &name, char* /*par*/ )
     32 {
     33     if (exec) logln("TestSuite PluralFormat");
     34     switch (index) {
     35         TESTCASE(0, pluralFormatBasicTest);
     36         TESTCASE(1, pluralFormatUnitTest);
     37         TESTCASE(2, pluralFormatLocaleTest);
     38         default: name = "";
     39             break;
     40     }
     41 }
     42 
     43 /**
     44  * Test various generic API methods of PluralFormat for Basic usage.
     45  */
     46 void PluralFormatTest::pluralFormatBasicTest(/*char *par*/)
     47 {
     48     UErrorCode status[8];
     49     PluralFormat* plFmt[8];
     50     Locale        locale = Locale::getDefault();
     51     UnicodeString otherPattern = UnicodeString("other{#}");
     52     UnicodeString message=UnicodeString("ERROR: PluralFormat basic test");
     53 
     54     // ========= Test constructors
     55     logln(" Testing PluralFormat constructors ...");
     56     status[0] = U_ZERO_ERROR;
     57     PluralRules*  plRules = PluralRules::createDefaultRules(status[0]);
     58 
     59     status[0] = U_ZERO_ERROR;
     60     NumberFormat *numFmt = NumberFormat::createInstance(status[0]);
     61     if (U_FAILURE(status[0])) {
     62         dataerrln("ERROR: Could not create NumberFormat instance with default locale ");
     63     }
     64 
     65     for (int32_t i=0; i< 8; ++i) {
     66         status[i] = U_ZERO_ERROR;
     67     }
     68     plFmt[0] = new PluralFormat(status[0]);
     69     plFmt[1] = new PluralFormat(*plRules, status[1]);
     70     plFmt[2] = new PluralFormat(locale, status[2]);
     71     plFmt[3] = new PluralFormat(locale, *plRules, status[3]);
     72     plFmt[4] = new PluralFormat(otherPattern, status[4]);
     73     plFmt[5] = new PluralFormat(*plRules, otherPattern, status[5]);
     74     plFmt[6] = new PluralFormat(locale, otherPattern, status[6]);
     75     plFmt[7] = new PluralFormat(locale, *plRules, otherPattern, status[7]);
     76 
     77     for (int32_t i=0; i< 8; ++i) {
     78         if (U_SUCCESS(status[i])) {
     79             numberFormatTest(plFmt[i], numFmt, 1, 12, NULL, NULL, FALSE, &message);
     80             numberFormatTest(plFmt[i], numFmt, 100, 112, NULL, NULL, FALSE, &message);
     81         }
     82         else {
     83             dataerrln("ERROR: PluralFormat constructor failed!");
     84         }
     85        delete plFmt[i];
     86     }
     87     // ======= Test clone, assignment operator && == operator.
     88     plFmt[0]= new PluralFormat(status[0]);
     89     plFmt[0]->setNumberFormat(numFmt,status[0]);
     90     UnicodeString us = UnicodeString("");
     91     plFmt[0]->toPattern(us);
     92     plFmt[1]= new PluralFormat(locale, status[1]);
     93     if ( U_SUCCESS(status[0]) && U_SUCCESS(status[1]) ) {
     94         *plFmt[1] = *plFmt[0];
     95         if (plFmt[1]!=NULL) {
     96             if ( *plFmt[1] != *plFmt[0] ) {
     97                 errln("ERROR:  clone plural format test failed!");
     98             }
     99         }
    100     }
    101     else {
    102          dataerrln("ERROR: PluralFormat constructor failed! - [0]%s [1]%s", u_errorName(status[0]), u_errorName(status[1]));
    103     }
    104     delete plFmt[0];
    105 
    106     status[0] = U_ZERO_ERROR;
    107     plFmt[0]= new PluralFormat(locale, status[0]);
    108     if ( U_SUCCESS(status[0]) ) {
    109         *plFmt[1] = *plFmt[0];
    110         if (plFmt[1]!=NULL) {
    111             if ( *plFmt[1] != *plFmt[0] ) {
    112                 errln("ERROR:  assignment operator test failed!");
    113             }
    114         }
    115     }
    116     else {
    117          dataerrln("ERROR: PluralFormat constructor failed! - %s", u_errorName(status[1]));
    118     }
    119 
    120     if ( U_SUCCESS(status[1]) ) {
    121         plFmt[2] = (PluralFormat*) plFmt[1]->clone();
    122 
    123         if (plFmt[1]!=NULL) {
    124             if ( *plFmt[1] != *plFmt[2] ) {
    125                 errln("ERROR:  clone function test failed!");
    126             }
    127         }
    128         delete plFmt[1];
    129         delete plFmt[2];
    130     }
    131     else {
    132          dataerrln("ERROR: PluralFormat clone failed! - %s", u_errorName(status[1]));
    133     }
    134 
    135     delete plFmt[0];
    136     delete numFmt;
    137     delete plRules;
    138 
    139     // Tests parseObject
    140     UErrorCode stat = U_ZERO_ERROR;
    141     PluralFormat *pf = new PluralFormat(stat);
    142     Formattable *f = new Formattable();
    143     ParsePosition *pp = new ParsePosition();
    144     pf->parseObject((UnicodeString)"",*f,*pp);
    145     if(U_FAILURE(stat)) {
    146         dataerrln("ERROR: PluralFormat::parseObject: %s", u_errorName(stat));
    147     }
    148     delete pf;
    149     delete f;
    150     delete pp;
    151 }
    152 
    153 /**
    154  * Unit tests of PluralFormat class.
    155  */
    156 void PluralFormatTest::pluralFormatUnitTest(/*char *par*/)
    157 {
    158     UnicodeString patternTestData[PLURAL_PATTERN_DATA] = {
    159         UNICODE_STRING_SIMPLE("odd {# is odd.} other{# is even.}"),
    160         UNICODE_STRING_SIMPLE("other{# is odd or even.}"),
    161         UNICODE_STRING_SIMPLE("odd{The number {0, number, #.#0} is odd.}other{The number {0, number, #.#0} is even.}"),
    162         UNICODE_STRING_SIMPLE("odd{The number {#} is odd.}other{The number {#} is even.}"),
    163     };
    164     UnicodeString patternOddTestResult[PLURAL_PATTERN_DATA] = {
    165         UNICODE_STRING_SIMPLE(" is odd."),
    166         UNICODE_STRING_SIMPLE(" is odd or even."),
    167         UNICODE_STRING_SIMPLE("The number {0, number, #.#0} is odd."),
    168         UNICODE_STRING_SIMPLE("The number {#} is odd."),
    169     };
    170     UnicodeString patternEvenTestResult[PLURAL_PATTERN_DATA] = {
    171         UNICODE_STRING_SIMPLE(" is even."),
    172         UNICODE_STRING_SIMPLE(" is odd or even."),
    173         UNICODE_STRING_SIMPLE("The number {0, number, #.#0} is even."),
    174         UNICODE_STRING_SIMPLE("The number {#} is even."),
    175     };
    176     UnicodeString checkSyntaxtData[PLURAL_SYNTAX_DATA] = {
    177         UNICODE_STRING_SIMPLE("odd{foo} odd{bar} other{foobar}"),
    178         UNICODE_STRING_SIMPLE("odd{foo} other{bar} other{foobar}"),
    179         UNICODE_STRING_SIMPLE("odd{foo}"),
    180         UNICODE_STRING_SIMPLE("otto{foo} other{bar}"),
    181         UNICODE_STRING_SIMPLE("1odd{foo} other{bar}"),
    182         UNICODE_STRING_SIMPLE("odd{foo},other{bar}"),
    183         UNICODE_STRING_SIMPLE("od d{foo} other{bar}"),
    184         UNICODE_STRING_SIMPLE("odd{foo}{foobar}other{foo}"),
    185     };
    186 
    187     UErrorCode status = U_ZERO_ERROR;
    188     UnicodeString oddAndEvenRule = UNICODE_STRING_SIMPLE("odd: n mod 2 is 1");
    189     PluralRules*  plRules = PluralRules::createRules(oddAndEvenRule, status);
    190     if (U_FAILURE(status)) {
    191         dataerrln("ERROR:  create PluralRules instance failed in unit tests.- exitting");
    192         return;
    193     }
    194 
    195     // ======= Test PluralRules pattern syntax.
    196     logln("Testing PluralRules pattern syntax.");
    197     for (int32_t i=0; i<PLURAL_SYNTAX_DATA; ++i) {
    198         status = U_ZERO_ERROR;
    199 
    200         PluralFormat plFmt=PluralFormat(*plRules, status);
    201         if (U_FAILURE(status)) {
    202             dataerrln("ERROR:  PluralFormat constructor failed in unit tests.- exitting");
    203             return;
    204         }
    205         plFmt.applyPattern(checkSyntaxtData[i], status);
    206         if (U_SUCCESS(status)) {
    207             errln("ERROR:  PluralFormat failed to detect syntax error with pattern: "+checkSyntaxtData[i]);
    208         }
    209     }
    210 
    211 
    212 
    213     // ======= Test applying various pattern
    214     logln("Testing various patterns");
    215     status = U_ZERO_ERROR;
    216     UBool overwrite[PLURAL_PATTERN_DATA] = {FALSE, FALSE, TRUE, TRUE};
    217 
    218     NumberFormat *numFmt = NumberFormat::createInstance(status);
    219     UnicodeString message=UnicodeString("ERROR: PluralFormat tests various pattern ...");
    220     if (U_FAILURE(status)) {
    221         dataerrln("ERROR: Could not create NumberFormat instance with default locale ");
    222     }
    223     for(int32_t i=0; i<PLURAL_PATTERN_DATA; ++i) {
    224         status = U_ZERO_ERROR;
    225         PluralFormat plFmt=PluralFormat(*plRules, status);
    226         if (U_FAILURE(status)) {
    227             dataerrln("ERROR:  PluralFormat constructor failed in unit tests.- exitting");
    228             return;
    229         }
    230         plFmt.applyPattern(patternTestData[i], status);
    231         if (U_FAILURE(status)) {
    232             errln("ERROR:  PluralFormat failed to apply pattern- "+patternTestData[i]);
    233             continue;
    234         }
    235         numberFormatTest(&plFmt, numFmt, 1, 10, (UnicodeString *)&patternOddTestResult[i],
    236                          (UnicodeString *)&patternEvenTestResult[i], overwrite[i], &message);
    237     }
    238     delete plRules;
    239     delete numFmt;
    240 
    241     // ======= Test set locale
    242     status = U_ZERO_ERROR;
    243     plRules = PluralRules::createRules(UNICODE_STRING_SIMPLE("odd: n mod 2 is 1"), status);
    244     PluralFormat pluralFmt = PluralFormat(*plRules, status);
    245     if (U_FAILURE(status)) {
    246         dataerrln("ERROR: Could not create PluralFormat instance in setLocale() test - exitting. ");
    247         delete plRules;
    248         return;
    249     }
    250     pluralFmt.applyPattern(UNICODE_STRING_SIMPLE("odd{odd} other{even}"), status);
    251     pluralFmt.setLocale(Locale::getEnglish(), status);
    252     if (U_FAILURE(status)) {
    253         dataerrln("ERROR: Could not setLocale() with English locale ");
    254         delete plRules;
    255         return;
    256     }
    257     message = UNICODE_STRING_SIMPLE("Error set locale: pattern is not reset!");
    258 
    259     // Check that pattern gets deleted.
    260     logln("\n Test setLocale() ..\n");
    261     numFmt = NumberFormat::createInstance(Locale::getEnglish(), status);
    262     if (U_FAILURE(status)) {
    263         dataerrln("ERROR: Could not create NumberFormat instance with English locale ");
    264     }
    265     numberFormatTest(&pluralFmt, numFmt, 5, 5, NULL, NULL, FALSE, &message);
    266     pluralFmt.applyPattern(UNICODE_STRING_SIMPLE("odd__{odd} other{even}"), status);
    267     if (U_SUCCESS(status)) {
    268         errln("SetLocale should reset rules but did not.");
    269     }
    270     status = U_ZERO_ERROR;
    271     pluralFmt.applyPattern(UNICODE_STRING_SIMPLE("one{one} other{not one}"), status);
    272     if (U_FAILURE(status)) {
    273         errln("SetLocale should reset rules but did not.");
    274     }
    275     UnicodeString one = UNICODE_STRING_SIMPLE("one");
    276     UnicodeString notOne = UNICODE_STRING_SIMPLE("not one");
    277     UnicodeString plResult, numResult;
    278     for (int32_t i=0; i<20; ++i) {
    279         plResult = pluralFmt.format(i, status);
    280         if ( i==1 ) {
    281             numResult = one;
    282         }
    283         else {
    284             numResult = notOne;
    285         }
    286         if ( numResult != plResult ) {
    287             errln("Wrong ruleset loaded by setLocale() - got:"+plResult+ UnicodeString("  expecting:")+numResult);
    288         }
    289     }
    290 
    291     // =========== Test copy constructor
    292     logln("Test copy constructor and == operator of PluralFormat");
    293     PluralFormat dupPFmt = PluralFormat(pluralFmt);
    294     if (pluralFmt != dupPFmt) {
    295         errln("Failed in PluralFormat copy constructor or == operator");
    296     }
    297 
    298     delete plRules;
    299     delete numFmt;
    300 }
    301 
    302 
    303 
    304 /**
    305  * Test locale data used in PluralFormat class.
    306  */
    307 void
    308 PluralFormatTest::pluralFormatLocaleTest(/*char *par*/)
    309 {
    310     int8_t pluralResults[PLURAL_TEST_ARRAY_SIZE];  // 0: is for default
    311 
    312     // ======= Test DefaultRule
    313     logln("Testing PluralRules with no rule.");
    314     const char* oneRuleLocales[4] = {"ja", "ko", "tr", "vi"};
    315     UnicodeString testPattern = UNICODE_STRING_SIMPLE("other{other}");
    316     uprv_memset(pluralResults, -1, sizeof(pluralResults));
    317     pluralResults[0]= PFT_OTHER; // other
    318     helperTestRusults(oneRuleLocales, 4, testPattern, pluralResults);
    319 
    320     // ====== Test Singular1 locales.
    321     logln("Testing singular1 locales.");
    322     const char* singular1Locales[52] = {"bem","da","de","el","en","eo","es","et","fi",
    323                     "fo","gl","he","it","nb","nl","nn","no","pt","pt_PT","sv","af","bg","bn","ca","eu","fur","fy",
    324                     "gu","ha","is","ku","lb","ml","mr","nah","ne","om","or","pa","pap","ps","so","sq","sw","ta",
    325                     "te","tk","ur","zu","mn","gsw","rm"};
    326     testPattern = UNICODE_STRING_SIMPLE("one{one} other{other}");
    327     uprv_memset(pluralResults, -1, sizeof(pluralResults));
    328     pluralResults[0]= PFT_OTHER;
    329     pluralResults[1]= PFT_ONE;
    330     pluralResults[2]= PFT_OTHER;
    331     helperTestRusults(singular1Locales, 52, testPattern, pluralResults);
    332 
    333     // ======== Test Singular01 locales.
    334     logln("Testing singular1 locales.");
    335     const char* singular01Locales[3] = {"ff","fr","kab"};
    336     testPattern = UNICODE_STRING_SIMPLE("one{one} other{other}");
    337     uprv_memset(pluralResults, -1, sizeof(pluralResults));
    338     pluralResults[0]= PFT_ONE;
    339     pluralResults[2]= PFT_OTHER;
    340     helperTestRusults(singular01Locales, 3, testPattern, pluralResults);
    341 
    342     // ======== Test ZeroSingular locales.
    343     logln("Testing singular1 locales.");
    344     const char* zeroSingularLocales[1] = {"lv"};
    345     testPattern = UNICODE_STRING_SIMPLE("zero{zero} one{one} other{other}");
    346     uprv_memset(pluralResults, -1, sizeof(pluralResults));
    347     pluralResults[0]= PFT_ZERO;
    348     pluralResults[1]= PFT_ONE;
    349     pluralResults[2]= PFT_OTHER;
    350     for (int32_t i=2; i<20; ++i) {
    351         if (i==11)  continue;
    352         pluralResults[i*10+1] = PFT_ONE;
    353         pluralResults[i*10+2] = PFT_OTHER;
    354     }
    355     helperTestRusults(zeroSingularLocales, 1, testPattern, pluralResults);
    356 
    357     // ======== Test singular dual locales.
    358     logln("Testing singular1 locales.");
    359     const char* singularDualLocales[1] = {"ga"};
    360     testPattern = UNICODE_STRING_SIMPLE("one{one} two{two} other{other}");
    361     uprv_memset(pluralResults, -1, sizeof(pluralResults));
    362     pluralResults[0]= PFT_OTHER;
    363     pluralResults[1]= PFT_ONE;
    364     pluralResults[2]= PFT_TWO;
    365     pluralResults[3]= PFT_OTHER;
    366     helperTestRusults(singularDualLocales, 1, testPattern, pluralResults);
    367 
    368     // ======== Test Singular Zero Some locales.
    369     logln("Testing singular1 locales.");
    370     const char* singularZeroSomeLocales[1] = {"ro"};
    371     testPattern = UNICODE_STRING_SIMPLE("few{few} one{one} other{other}");
    372     uprv_memset(pluralResults, -1, sizeof(pluralResults));
    373     pluralResults[0]= PFT_FEW;
    374     for (int32_t i=1; i<20; ++i) {
    375         if (i==11)  continue;
    376         pluralResults[i] = PFT_FEW;
    377         pluralResults[100+i] = PFT_FEW;
    378     }
    379     pluralResults[1]= PFT_ONE;
    380     helperTestRusults(singularZeroSomeLocales, 1, testPattern, pluralResults);
    381 
    382     // ======== Test Special 12/19.
    383     logln("Testing special 12 and 19.");
    384     const char* special12_19Locales[1] = {"lt"};
    385     testPattern = UNICODE_STRING_SIMPLE("one{one} few{few} other{other}");
    386     uprv_memset(pluralResults, -1, sizeof(pluralResults));
    387     pluralResults[0]= PFT_OTHER;
    388     pluralResults[1]= PFT_ONE;
    389     pluralResults[2]= PFT_FEW;
    390     pluralResults[10]= PFT_OTHER;
    391     for (int32_t i=2; i<20; ++i) {
    392         if (i==11)  continue;
    393         pluralResults[i*10+1] = PFT_ONE;
    394         pluralResults[i*10+2] = PFT_FEW;
    395         pluralResults[(i+1)*10] = PFT_OTHER;
    396     }
    397     helperTestRusults(special12_19Locales, 1, testPattern, pluralResults);
    398 
    399     // ======== Test Paucal Except 11 14.
    400     logln("Testing Paucal Except 11 and 14.");
    401     const char* paucal01Locales[4] = {"hr","ru","sr","uk"};
    402     testPattern = UNICODE_STRING_SIMPLE("one{one} many{many} few{few} other{other}");
    403     uprv_memset(pluralResults, -1, sizeof(pluralResults));
    404     pluralResults[0]= PFT_MANY;
    405     pluralResults[1]= PFT_ONE;
    406     pluralResults[2]= PFT_FEW;
    407     pluralResults[5]= PFT_MANY;
    408     pluralResults[6]= PFT_MANY;
    409     pluralResults[7]= PFT_MANY;
    410     pluralResults[8]= PFT_MANY;
    411     pluralResults[9]= PFT_MANY;
    412     for (int32_t i=2; i<20; ++i) {
    413         if (i==11)  continue;
    414         pluralResults[i*10+1] = PFT_ONE;
    415         pluralResults[i*10+2] = PFT_FEW;
    416         pluralResults[i*10+5] = PFT_MANY;
    417         pluralResults[i*10+6] = PFT_MANY;
    418         pluralResults[i*10+7] = PFT_MANY;
    419         pluralResults[i*10+8] = PFT_MANY;
    420         pluralResults[i*10+9] = PFT_MANY;
    421     }
    422     helperTestRusults(paucal01Locales, 4, testPattern, pluralResults);
    423 
    424     // ======== Test Singular Paucal.
    425     logln("Testing Singular Paucal.");
    426     const char* singularPaucalLocales[2] = {"cs","sk"};
    427     testPattern = UNICODE_STRING_SIMPLE("one{one} few{few} other{other}");
    428     uprv_memset(pluralResults, -1, sizeof(pluralResults));
    429     pluralResults[0]= PFT_OTHER;
    430     pluralResults[1]= PFT_ONE;
    431     pluralResults[2]= PFT_FEW;
    432     pluralResults[5]= PFT_OTHER;
    433     helperTestRusults(singularPaucalLocales, 2, testPattern, pluralResults);
    434 
    435     // ======== Test Paucal (1), (2,3,4).
    436     logln("Testing Paucal (1), (2,3,4).");
    437     const char* paucal02Locales[1] = {"pl"};
    438     testPattern = UNICODE_STRING_SIMPLE("one{one} few{few} other{other}");
    439     uprv_memset(pluralResults, -1, sizeof(pluralResults));
    440     pluralResults[0]= PFT_OTHER;
    441     pluralResults[1]= PFT_ONE;
    442     pluralResults[5]= PFT_OTHER;
    443     for (int32_t i=0; i<20; ++i) {
    444         if ((i==1)||(i==11)) {
    445             pluralResults[i*10+2] = PFT_OTHER;
    446             pluralResults[i*10+3] = PFT_OTHER;
    447             pluralResults[i*10+4] = PFT_OTHER;
    448         }
    449         else {
    450             pluralResults[i*10+2] = PFT_FEW;
    451             pluralResults[i*10+3] = PFT_FEW;
    452             pluralResults[i*10+4] = PFT_FEW;
    453             pluralResults[i*10+5] = PFT_OTHER;
    454         }
    455     }
    456     helperTestRusults(paucal02Locales, 1, testPattern, pluralResults);
    457 
    458     // ======== Test Paucal (1), (2), (3,4).
    459     logln("Testing Paucal (1), (2), (3,4).");
    460     const char* paucal03Locales[1] = {"sl"};
    461     testPattern = UNICODE_STRING_SIMPLE("one{one} two{two} few{few} other{other}");
    462     uprv_memset(pluralResults, -1, sizeof(pluralResults));
    463     pluralResults[0]= PFT_OTHER;
    464     pluralResults[1]= PFT_ONE;
    465     pluralResults[2]= PFT_TWO;
    466     pluralResults[3]= PFT_FEW;
    467     pluralResults[5]= PFT_OTHER;
    468     pluralResults[101]= PFT_ONE;
    469     pluralResults[102]= PFT_TWO;
    470     pluralResults[103]= PFT_FEW;
    471     pluralResults[105]= PFT_OTHER;
    472     helperTestRusults(paucal03Locales, 1, testPattern, pluralResults);
    473 
    474     // TODO: move this test to Unit Test after CLDR 1.6 is final and we support float
    475     // ======= Test French "WITHIN rule
    476     logln("Testing PluralRules with fr rule.");
    477     testPattern = UNICODE_STRING_SIMPLE("one{one} other{other}");
    478     Locale ulocale((const char *)"fr");
    479     UErrorCode status = U_ZERO_ERROR;
    480     PluralFormat plFmt(ulocale, testPattern, status);
    481     if (U_FAILURE(status)) {
    482         dataerrln("Failed to apply pattern to fr locale - %s", u_errorName(status));
    483     }
    484     else {
    485         status = U_ZERO_ERROR;
    486         UnicodeString plResult = plFmt.format(0.0, status);  // retrun ONE
    487         plResult = plFmt.format(0.5, status);  // retrun ONE
    488         plResult = plFmt.format(1.0, status);  // retrun ONE
    489         plResult = plFmt.format(1.9, status);  // retrun ONE
    490         plResult = plFmt.format(2.0, status);  // retrun OTHER
    491     }
    492 }
    493 
    494 void
    495 PluralFormatTest::numberFormatTest(PluralFormat* plFmt,
    496                                    NumberFormat *numFmt,
    497                                    int32_t start,
    498                                    int32_t end,
    499                                    UnicodeString *numOddAppendStr,
    500                                    UnicodeString *numEvenAppendStr,
    501                                    UBool overwrite,  // overwrite the numberFormat.format result
    502                                    UnicodeString *message) {
    503     UErrorCode status = U_ZERO_ERROR;
    504 
    505     if ( (plFmt==NULL) || (numFmt==NULL) ) {
    506         dataerrln("ERROR: Could not create PluralFormat or NumberFormat - exitting");
    507         return;
    508     }
    509     UnicodeString plResult, numResult ;
    510 
    511     for (int32_t i=start; i<= end; ++i ) {
    512         numResult.remove();
    513         numResult = numFmt->format(i, numResult);
    514         plResult = plFmt->format(i, status);
    515         if ((numOddAppendStr!= NULL)&&(numEvenAppendStr!=NULL)) {
    516             if (overwrite) {
    517                 if (i&1) {
    518                     numResult = *numOddAppendStr;
    519                 }
    520                 else {
    521                     numResult = *numEvenAppendStr;
    522                 }
    523             }
    524             else {  // Append the string
    525                 if (i&1) {
    526                     numResult += *numOddAppendStr;
    527                 }
    528                 else{
    529                     numResult += *numEvenAppendStr;
    530                 }
    531             }
    532         }
    533         if ( (numResult!=plResult) || U_FAILURE(status) ) {
    534             if ( message == NULL ) {
    535                 errln("ERROR: Unexpected plural format - got:"+plResult+ UnicodeString("  expecting:")+numResult);
    536             }
    537             else {
    538                 errln( *message+UnicodeString("  got:")+plResult+UnicodeString("  expecting:")+numResult);
    539 
    540             }
    541         }
    542     }
    543     return;
    544 }
    545 
    546 
    547 void
    548 PluralFormatTest::helperTestRusults(const char** localeArray,
    549                                     int32_t capacityOfArray,
    550                                     UnicodeString& testPattern,
    551                                     int8_t *expResults) {
    552     UErrorCode status;
    553     UnicodeString plResult;
    554     const UnicodeString PLKeywordLookups[6] = {
    555         UNICODE_STRING_SIMPLE("zero"),
    556         UNICODE_STRING_SIMPLE("one"),
    557         UNICODE_STRING_SIMPLE("two"),
    558         UNICODE_STRING_SIMPLE("few"),
    559         UNICODE_STRING_SIMPLE("many"),
    560         UNICODE_STRING_SIMPLE("other"),
    561     };
    562 
    563     for (int32_t i=0; i<capacityOfArray; ++i) {
    564         const char *locale = localeArray[i];
    565         Locale ulocale((const char *)locale);
    566         status = U_ZERO_ERROR;
    567         PluralFormat plFmt(ulocale, testPattern, status);
    568         if (U_FAILURE(status)) {
    569             dataerrln("Failed to apply pattern to locale:"+UnicodeString(localeArray[i]) + " - " + u_errorName(status));
    570             continue;
    571         }
    572         for (int32_t n=0; n<PLURAL_TEST_ARRAY_SIZE; ++n) {
    573             if (expResults[n]!=-1) {
    574                 status = U_ZERO_ERROR;
    575                 plResult = plFmt.format(n, status);
    576                 if (U_FAILURE(status)) {
    577                     errln("ERROR: Failed to format number in locale data tests with locale: "+
    578                            UnicodeString(localeArray[i]));
    579                 }
    580                 if (plResult != PLKeywordLookups[expResults[n]]){
    581                     plResult = plFmt.format(n, status);
    582                     errln("ERROR: Unexpected format result in locale: "+UnicodeString(localeArray[i])+
    583                           UnicodeString("  got:")+plResult+ UnicodeString("  expecting:")+
    584                           PLKeywordLookups[expResults[n]]);
    585                 }
    586             }
    587         }
    588     }
    589 }
    590 
    591 #endif /* #if !UCONFIG_NO_FORMATTING */
    592