/** * Unit tests of PluralFormat class. */ void PluralFormatTest::pluralFormatUnitTest(/*char *par*/) { UnicodeString patternTestData[PLURAL_PATTERN_DATA] = { UNICODE_STRING_SIMPLE("odd {# is odd.} other{# is even.}"), UNICODE_STRING_SIMPLE("other{# is odd or even.}"), UNICODE_STRING_SIMPLE("odd{The number {0, number, #.#0} is odd.}other{The number {0, number, #.#0} is even.}"), UNICODE_STRING_SIMPLE("odd{The number {1, number, #} is odd.}other{The number {2, number, #} is even.}"), }; UnicodeString patternOddTestResult[PLURAL_PATTERN_DATA] = { UNICODE_STRING_SIMPLE(" is odd."), UNICODE_STRING_SIMPLE(" is odd or even."), UNICODE_STRING_SIMPLE("The number {0, number, #.#0} is odd."), UNICODE_STRING_SIMPLE("The number {1, number, #} is odd."), }; UnicodeString patternEvenTestResult[PLURAL_PATTERN_DATA] = { UNICODE_STRING_SIMPLE(" is even."), UNICODE_STRING_SIMPLE(" is odd or even."), UNICODE_STRING_SIMPLE("The number {0, number, #.#0} is even."), UNICODE_STRING_SIMPLE("The number {2, number, #} is even."), }; UnicodeString checkSyntaxtData[PLURAL_SYNTAX_DATA] = { // ICU 4.8 does not check for duplicate keywords any more. //UNICODE_STRING_SIMPLE("odd{foo} odd{bar} other{foobar}"), //UNICODE_STRING_SIMPLE("odd{foo} other{bar} other{foobar}"), UNICODE_STRING_SIMPLE("odd{foo}"), // ICU 4.8 does not check for unknown keywords any more. //UNICODE_STRING_SIMPLE("otto{foo} other{bar}"), UNICODE_STRING_SIMPLE("*odd{foo} other{bar}"), UNICODE_STRING_SIMPLE("odd{foo},other{bar}"), UNICODE_STRING_SIMPLE("od d{foo} other{bar}"), UNICODE_STRING_SIMPLE("odd{foo}{foobar}other{foo}"), }; UErrorCode status = U_ZERO_ERROR; UnicodeString oddAndEvenRule = UNICODE_STRING_SIMPLE("odd: n mod 2 is 1"); PluralRules* plRules = PluralRules::createRules(oddAndEvenRule, status); if (U_FAILURE(status)) { dataerrln("ERROR: create PluralRules instance failed in unit tests.- exitting"); return; } // ======= Test PluralRules pattern syntax. logln("Testing PluralRules pattern syntax."); for (int32_t i=0; i<PLURAL_SYNTAX_DATA; ++i) { status = U_ZERO_ERROR; PluralFormat plFmt=PluralFormat(*plRules, status); if (U_FAILURE(status)) { dataerrln("ERROR: PluralFormat constructor failed in unit tests.- exitting"); return; } plFmt.applyPattern(checkSyntaxtData[i], status); if (U_SUCCESS(status)) { errln("ERROR: PluralFormat failed to detect syntax error with pattern: "+checkSyntaxtData[i]); } } // ======= Test applying various pattern logln("Testing various patterns"); status = U_ZERO_ERROR; UBool overwrite[PLURAL_PATTERN_DATA] = {FALSE, FALSE, TRUE, TRUE}; NumberFormat *numFmt = NumberFormat::createInstance(status); UnicodeString message=UnicodeString("ERROR: PluralFormat tests various pattern ..."); if (U_FAILURE(status)) { dataerrln("ERROR: Could not create NumberFormat instance with default locale "); } for(int32_t i=0; i<PLURAL_PATTERN_DATA; ++i) { status = U_ZERO_ERROR; PluralFormat plFmt=PluralFormat(*plRules, status); if (U_FAILURE(status)) { dataerrln("ERROR: PluralFormat constructor failed in unit tests.- exitting"); return; } plFmt.applyPattern(patternTestData[i], status); if (U_FAILURE(status)) { errln("ERROR: PluralFormat failed to apply pattern- "+patternTestData[i]); continue; } numberFormatTest(&plFmt, numFmt, 1, 10, (UnicodeString *)&patternOddTestResult[i], (UnicodeString *)&patternEvenTestResult[i], overwrite[i], &message); } delete plRules; delete numFmt; // ======= Test set locale status = U_ZERO_ERROR; plRules = PluralRules::createRules(UNICODE_STRING_SIMPLE("odd: n mod 2 is 1"), status); PluralFormat pluralFmt = PluralFormat(*plRules, status); if (U_FAILURE(status)) { dataerrln("ERROR: Could not create PluralFormat instance in setLocale() test - exitting. "); delete plRules; return; } pluralFmt.applyPattern(UNICODE_STRING_SIMPLE("odd{odd} other{even}"), status); pluralFmt.setLocale(Locale::getEnglish(), status); if (U_FAILURE(status)) { dataerrln("ERROR: Could not setLocale() with English locale "); delete plRules; return; } message = UNICODE_STRING_SIMPLE("Error set locale: pattern is not reset!"); // Check that pattern gets deleted. logln("\n Test setLocale() ..\n"); numFmt = NumberFormat::createInstance(Locale::getEnglish(), status); if (U_FAILURE(status)) { dataerrln("ERROR: Could not create NumberFormat instance with English locale "); } numberFormatTest(&pluralFmt, numFmt, 5, 5, NULL, NULL, FALSE, &message); pluralFmt.applyPattern(UNICODE_STRING_SIMPLE("odd__{odd} other{even}"), status); if (pluralFmt.format((int32_t)1, status) != UNICODE_STRING_SIMPLE("even")) { errln("SetLocale should reset rules but did not."); } status = U_ZERO_ERROR; pluralFmt.applyPattern(UNICODE_STRING_SIMPLE("one{one} other{not one}"), status); if (U_FAILURE(status)) { errln("SetLocale should reset rules but did not."); } UnicodeString one = UNICODE_STRING_SIMPLE("one"); UnicodeString notOne = UNICODE_STRING_SIMPLE("not one"); UnicodeString plResult, numResult; for (int32_t i=0; i<20; ++i) { plResult = pluralFmt.format(i, status); if ( i==1 ) { numResult = one; } else { numResult = notOne; } if ( numResult != plResult ) { errln("Wrong ruleset loaded by setLocale() - got:"+plResult+ UnicodeString(" expecting:")+numResult); } } // =========== Test copy constructor logln("Test copy constructor and == operator of PluralFormat"); PluralFormat dupPFmt = PluralFormat(pluralFmt); if (pluralFmt != dupPFmt) { errln("Failed in PluralFormat copy constructor or == operator"); } delete plRules; delete numFmt; }
static void PluralFormatExample() { u_printf("=============================================================================\n"); u_printf(" PluralFormatExample()\n"); u_printf("\n"); u_printf(" Use PluralFormat and Messageformat to get Plural Form for languages below:\n"); u_printf(" English, Slovenian\n"); u_printf("=============================================================================\n"); //! [PluralFormatExample] UErrorCode status =U_ZERO_ERROR; Locale locEn = Locale("en"); Locale locSl = Locale("sl"); UnicodeString patEn = UnicodeString("one{dog} other{dogs}"); // English 'dog' UnicodeString patSl = UnicodeString("one{pes} two{psa} few{psi} other{psov}"); // Slovenian translation of dog in Plural Form // Create a new PluralFormat for a given locale locale and pattern string PluralFormat plfmtEn = PluralFormat(locEn, patEn,status); PluralFormat plfmtSl = PluralFormat(locSl, patSl,status); // Constructs a MessageFormat for given pattern and locale. MessageFormat* msgfmtEn = new MessageFormat("{0,number} {1}", locEn,status); MessageFormat* msgfmtSl = new MessageFormat("{0,number} {1}", locSl,status); int numbers[] = {0, 1, 2, 3, 4, 5, 10, 100, 101, 102}; u_printf("Output by using PluralFormat and MessageFormat API\n"); u_printf("%-16s%-16s%-16s\n","Number", "English","Slovenian"); // Use MessageFormat.format () to format the objects and append to the given StringBuffer for (int i=0;i<sizeof(numbers)/sizeof(int);i++) { UnicodeString msgEn,msgSl; FieldPosition fpos = 0; Formattable argEn[]={Formattable(numbers[i]), Formattable(plfmtEn.format(numbers[i],status))}; Formattable argSl[]={Formattable(numbers[i]), Formattable(plfmtSl.format(numbers[i],status))}; msgfmtEn->format(argEn,2,msgEn,fpos,status); msgfmtSl->format(argSl,2,msgSl,fpos,status); u_printf("%-16d%-16S%-16S\n", numbers[i], msgEn.getTerminatedBuffer(),msgSl.getTerminatedBuffer()); } u_printf("\n"); // Equivalent code with message format pattern UnicodeString msgPatEn = "{0,plural, one{# dog} other{# dogs}}"; UnicodeString msgPatSl = "{0,plural, one{# pes} two{# psa} few{# psi} other{# psov}}"; MessageFormat* altMsgfmtEn = new MessageFormat(msgPatEn, locEn,status); MessageFormat* altMsgfmtSl = new MessageFormat(msgPatSl, locSl,status); u_printf("Same Output by using MessageFormat API only\n"); u_printf("%-16s%-16s%-16s\n","Number", "English","Slovenian"); for (int i=0;i<sizeof(numbers)/sizeof(int);i++) { UnicodeString msgEn,msgSl; Formattable arg[] = {numbers[i]}; FieldPosition fPos =0; altMsgfmtEn->format(arg, 1, msgEn, fPos, status); altMsgfmtSl->format(arg, 1, msgSl, fPos,status); u_printf("%-16d%-16S%-16S\n", numbers[i], msgEn.getTerminatedBuffer(), msgSl.getTerminatedBuffer()); } delete msgfmtEn; delete msgfmtSl; delete altMsgfmtEn; delete altMsgfmtSl; //! [PluralFormatExample] /* output of the sample code: ******************************************************************** Number English Slovenian 0 0 dogs 0 psov 1 1 dog 1 pes 2 2 dogs 2 psa 3 3 dogs 3 psi 4 4 dogs 4 psi 5 5 dogs 5 psov 10 10 dogs 10 psov 100 100 dogs 100 psov 101 101 dogs 101 pes 102 102 dogs 102 psa *********************************************************************/ }