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1 // © 2016 and later: Unicode, Inc. and others.
2 // License & terms of use: http://www.unicode.org/copyright.html
3 /********************************************************************
4  * COPYRIGHT:
5  * Copyright (c) 2007-2016, International Business Machines Corporation and
6  * others. All Rights Reserved.
7  ********************************************************************/
8 
9 #include "unicode/utypes.h"
10 
11 #if !UCONFIG_NO_FORMATTING
12 
13 #include "unicode/dcfmtsym.h"
14 #include "unicode/decimfmt.h"
15 #include "unicode/msgfmt.h"
16 #include "unicode/plurfmt.h"
17 #include "unicode/plurrule.h"
18 #include "cmemory.h"
19 #include "plurfmts.h"
20 #include "plurults.h"
21 
22 #define PLURAL_PATTERN_DATA 4
23 #define PLURAL_TEST_ARRAY_SIZE 256
24 
25 #define PLURAL_SYNTAX_DATA 8
26 
27 // The value must be same as PLKeywordLookups[] order.
28 #define PFT_ZERO   0
29 #define PFT_ONE    1
30 #define PFT_TWO    2
31 #define PFT_FEW    3
32 #define PFT_MANY   4
33 #define PFT_OTHER  5
34 
runIndexedTest(int32_t index,UBool exec,const char * & name,char *)35 void PluralFormatTest::runIndexedTest( int32_t index, UBool exec, const char* &name, char* /*par*/ )
36 {
37     if (exec) logln("TestSuite PluralFormat");
38     TESTCASE_AUTO_BEGIN;
39     TESTCASE_AUTO(pluralFormatBasicTest);
40     TESTCASE_AUTO(pluralFormatUnitTest);
41     TESTCASE_AUTO(pluralFormatLocaleTest);
42     TESTCASE_AUTO(pluralFormatExtendedTest);
43     TESTCASE_AUTO(pluralFormatExtendedParseTest);
44     TESTCASE_AUTO(ordinalFormatTest);
45     TESTCASE_AUTO(TestDecimals);
46     TESTCASE_AUTO_END;
47 }
48 
49 /**
50  * Test various generic API methods of PluralFormat for Basic usage.
51  */
pluralFormatBasicTest()52 void PluralFormatTest::pluralFormatBasicTest(/*char *par*/)
53 {
54     UErrorCode status[8];
55     PluralFormat* plFmt[8];
56     Locale        locale = Locale::getDefault();
57     UnicodeString otherPattern = UnicodeString("other{#}");
58     UnicodeString message=UnicodeString("PluralFormat basic test");
59 
60     // ========= Test constructors
61     logln(" Testing PluralFormat constructors ...");
62     status[0] = U_ZERO_ERROR;
63     PluralRules*  plRules = PluralRules::createDefaultRules(status[0]);
64 
65     status[0] = U_ZERO_ERROR;
66     NumberFormat *numFmt = NumberFormat::createInstance(status[0]);
67     if (U_FAILURE(status[0])) {
68         dataerrln("ERROR: Could not create NumberFormat instance with default locale ");
69     }
70 
71     for (int32_t i=0; i< 8; ++i) {
72         status[i] = U_ZERO_ERROR;
73     }
74     plFmt[0] = new PluralFormat(status[0]);
75     plFmt[1] = new PluralFormat(*plRules, status[1]);
76     plFmt[2] = new PluralFormat(locale, status[2]);
77     plFmt[3] = new PluralFormat(locale, *plRules, status[3]);
78     plFmt[4] = new PluralFormat(otherPattern, status[4]);
79     plFmt[5] = new PluralFormat(*plRules, otherPattern, status[5]);
80     plFmt[6] = new PluralFormat(locale, otherPattern, status[6]);
81     plFmt[7] = new PluralFormat(locale, *plRules, otherPattern, status[7]);
82 
83     for (int32_t i=0; i< 8; ++i) {
84         if (U_SUCCESS(status[i])) {
85             numberFormatTest(plFmt[i], numFmt, 1, 12, NULL, NULL, FALSE, &message);
86             numberFormatTest(plFmt[i], numFmt, 100, 112, NULL, NULL, FALSE, &message);
87         }
88         else {
89             dataerrln("ERROR: PluralFormat constructor failed!");
90         }
91        delete plFmt[i];
92     }
93     // ======= Test clone, assignment operator && == operator.
94     plFmt[0]= new PluralFormat(status[0]);
95     plFmt[0]->setNumberFormat(numFmt,status[0]);
96     UnicodeString us = UnicodeString("");
97     plFmt[0]->toPattern(us);
98     plFmt[1]= new PluralFormat(locale, status[1]);
99     if ( U_SUCCESS(status[0]) && U_SUCCESS(status[1]) ) {
100         *plFmt[1] = *plFmt[0];
101         if (plFmt[1]!=NULL) {
102             if ( *plFmt[1] != *plFmt[0] ) {
103                 errln("ERROR:  clone plural format test failed!");
104             }
105         }
106     }
107     else {
108          dataerrln("ERROR: PluralFormat constructor failed! - [0]%s [1]%s", u_errorName(status[0]), u_errorName(status[1]));
109     }
110     delete plFmt[0];
111 
112     status[0] = U_ZERO_ERROR;
113     plFmt[0]= new PluralFormat(locale, status[0]);
114     if ( U_SUCCESS(status[0]) ) {
115         *plFmt[1] = *plFmt[0];
116         if (plFmt[1]!=NULL) {
117             if ( *plFmt[1] != *plFmt[0] ) {
118                 errln("ERROR:  assignment operator test failed!");
119             }
120         }
121     }
122     else {
123          dataerrln("ERROR: PluralFormat constructor failed! - %s", u_errorName(status[1]));
124     }
125 
126     if ( U_SUCCESS(status[1]) ) {
127         plFmt[2] = (PluralFormat*) plFmt[1]->clone();
128 
129         if (plFmt[1]!=NULL) {
130             if ( *plFmt[1] != *plFmt[2] ) {
131                 errln("ERROR:  clone function test failed!");
132             }
133         }
134         delete plFmt[1];
135         delete plFmt[2];
136     }
137     else {
138          dataerrln("ERROR: PluralFormat clone failed! - %s", u_errorName(status[1]));
139     }
140 
141     delete plFmt[0];
142     delete numFmt;
143     delete plRules;
144 
145     // Tests parseObject
146     UErrorCode stat = U_ZERO_ERROR;
147     PluralFormat *pf = new PluralFormat(stat);
148     Formattable *f = new Formattable();
149     ParsePosition *pp = new ParsePosition();
150     pf->parseObject((UnicodeString)"",*f,*pp);
151     if(U_FAILURE(stat)) {
152         dataerrln("ERROR: PluralFormat::parseObject: %s", u_errorName(stat));
153     }
154     delete pf;
155     delete f;
156     delete pp;
157 }
158 
159 /**
160  * Unit tests of PluralFormat class.
161  */
pluralFormatUnitTest()162 void PluralFormatTest::pluralFormatUnitTest(/*char *par*/)
163 {
164     UnicodeString patternTestData[PLURAL_PATTERN_DATA] = {
165         UNICODE_STRING_SIMPLE("odd {# is odd.} other{# is even.}"),
166         UNICODE_STRING_SIMPLE("other{# is odd or even.}"),
167         UNICODE_STRING_SIMPLE("odd{The number {0, number, #.#0} is odd.}other{The number {0, number, #.#0} is even.}"),
168         UNICODE_STRING_SIMPLE("odd{The number {1, number, #} is odd.}other{The number {2, number, #} is even.}"),
169     };
170     UnicodeString patternOddTestResult[PLURAL_PATTERN_DATA] = {
171         UNICODE_STRING_SIMPLE(" is odd."),
172         UNICODE_STRING_SIMPLE(" is odd or even."),
173         UNICODE_STRING_SIMPLE("The number {0, number, #.#0} is odd."),
174         UNICODE_STRING_SIMPLE("The number {1, number, #} is odd."),
175     };
176     UnicodeString patternEvenTestResult[PLURAL_PATTERN_DATA] = {
177         UNICODE_STRING_SIMPLE(" is even."),
178         UNICODE_STRING_SIMPLE(" is odd or even."),
179         UNICODE_STRING_SIMPLE("The number {0, number, #.#0} is even."),
180         UNICODE_STRING_SIMPLE("The number {2, number, #} is even."),
181     };
182     UnicodeString checkSyntaxtData[PLURAL_SYNTAX_DATA] = {
183         // ICU 4.8 does not check for duplicate keywords any more.
184         //UNICODE_STRING_SIMPLE("odd{foo} odd{bar} other{foobar}"),
185         //UNICODE_STRING_SIMPLE("odd{foo} other{bar} other{foobar}"),
186         UNICODE_STRING_SIMPLE("odd{foo}"),
187         // ICU 4.8 does not check for unknown keywords any more.
188         //UNICODE_STRING_SIMPLE("otto{foo} other{bar}"),
189         UNICODE_STRING_SIMPLE("*odd{foo} other{bar}"),
190         UNICODE_STRING_SIMPLE("odd{foo},other{bar}"),
191         UNICODE_STRING_SIMPLE("od d{foo} other{bar}"),
192         UNICODE_STRING_SIMPLE("odd{foo}{foobar}other{foo}"),
193     };
194 
195     UErrorCode status = U_ZERO_ERROR;
196     UnicodeString oddAndEvenRule = UNICODE_STRING_SIMPLE("odd: n mod 2 is 1");
197     PluralRules*  plRules = PluralRules::createRules(oddAndEvenRule, status);
198     if (U_FAILURE(status)) {
199         dataerrln("ERROR:  create PluralRules instance failed in unit tests.- exitting");
200         return;
201     }
202 
203     // ======= Test PluralRules pattern syntax.
204     logln("Testing PluralRules pattern syntax.");
205     for (int32_t i=0; i<PLURAL_SYNTAX_DATA; ++i) {
206         status = U_ZERO_ERROR;
207 
208         PluralFormat plFmt=PluralFormat(*plRules, status);
209         if (U_FAILURE(status)) {
210             dataerrln("ERROR:  PluralFormat constructor failed in unit tests.- exitting");
211             return;
212         }
213         plFmt.applyPattern(checkSyntaxtData[i], status);
214         if (U_SUCCESS(status)) {
215             errln("ERROR:  PluralFormat failed to detect syntax error with pattern: "+checkSyntaxtData[i]);
216         }
217     }
218 
219 
220 
221     // ======= Test applying various pattern
222     logln("Testing various patterns");
223     status = U_ZERO_ERROR;
224     UBool overwrite[PLURAL_PATTERN_DATA] = {FALSE, FALSE, TRUE, TRUE};
225 
226     NumberFormat *numFmt = NumberFormat::createInstance(status);
227     UnicodeString message=UnicodeString("ERROR: PluralFormat tests various pattern ...");
228     if (U_FAILURE(status)) {
229         dataerrln("ERROR: Could not create NumberFormat instance with default locale ");
230     }
231     for(int32_t i=0; i<PLURAL_PATTERN_DATA; ++i) {
232         status = U_ZERO_ERROR;
233         PluralFormat plFmt=PluralFormat(*plRules, status);
234         if (U_FAILURE(status)) {
235             dataerrln("ERROR:  PluralFormat constructor failed in unit tests.- exitting");
236             return;
237         }
238         plFmt.applyPattern(patternTestData[i], status);
239         if (U_FAILURE(status)) {
240             errln("ERROR:  PluralFormat failed to apply pattern- "+patternTestData[i]);
241             continue;
242         }
243         numberFormatTest(&plFmt, numFmt, 1, 10, (UnicodeString *)&patternOddTestResult[i],
244                          (UnicodeString *)&patternEvenTestResult[i], overwrite[i], &message);
245     }
246     delete plRules;
247     delete numFmt;
248 
249     // ======= Test set locale
250     status = U_ZERO_ERROR;
251     plRules = PluralRules::createRules(UNICODE_STRING_SIMPLE("odd: n mod 2 is 1"), status);
252     PluralFormat pluralFmt = PluralFormat(*plRules, status);
253     if (U_FAILURE(status)) {
254         dataerrln("ERROR: Could not create PluralFormat instance in setLocale() test - exitting. ");
255         delete plRules;
256         return;
257     }
258     pluralFmt.applyPattern(UNICODE_STRING_SIMPLE("odd{odd} other{even}"), status);
259     pluralFmt.setLocale(Locale::getEnglish(), status);
260     if (U_FAILURE(status)) {
261         dataerrln("ERROR: Could not setLocale() with English locale ");
262         delete plRules;
263         return;
264     }
265     message = UNICODE_STRING_SIMPLE("Error set locale: pattern is not reset!");
266 
267     // Check that pattern gets deleted.
268     logln("\n Test setLocale() ..\n");
269     numFmt = NumberFormat::createInstance(Locale::getEnglish(), status);
270     if (U_FAILURE(status)) {
271         dataerrln("ERROR: Could not create NumberFormat instance with English locale ");
272     }
273     numberFormatTest(&pluralFmt, numFmt, 5, 5, NULL, NULL, FALSE, &message);
274     pluralFmt.applyPattern(UNICODE_STRING_SIMPLE("odd__{odd} other{even}"), status);
275     if (pluralFmt.format((int32_t)1, status) != UNICODE_STRING_SIMPLE("even")) {
276         errln("SetLocale should reset rules but did not.");
277     }
278     status = U_ZERO_ERROR;
279     pluralFmt.applyPattern(UNICODE_STRING_SIMPLE("one{one} other{not one}"), status);
280     if (U_FAILURE(status)) {
281         errln("SetLocale should reset rules but did not.");
282     }
283     UnicodeString one = UNICODE_STRING_SIMPLE("one");
284     UnicodeString notOne = UNICODE_STRING_SIMPLE("not one");
285     UnicodeString plResult, numResult;
286     for (int32_t i=0; i<20; ++i) {
287         plResult = pluralFmt.format(i, status);
288         if ( i==1 ) {
289             numResult = one;
290         }
291         else {
292             numResult = notOne;
293         }
294         if ( numResult != plResult ) {
295             errln("Wrong ruleset loaded by setLocale() - got:"+plResult+ UnicodeString("  expecting:")+numResult);
296         }
297     }
298 
299     // =========== Test copy constructor
300     logln("Test copy constructor and == operator of PluralFormat");
301     PluralFormat dupPFmt = PluralFormat(pluralFmt);
302     if (pluralFmt != dupPFmt) {
303         errln("Failed in PluralFormat copy constructor or == operator");
304     }
305 
306     delete plRules;
307     delete numFmt;
308 }
309 
310 
311 
312 /**
313  * Test locale data used in PluralFormat class.
314  */
315 void
pluralFormatLocaleTest()316 PluralFormatTest::pluralFormatLocaleTest(/*char *par*/)
317 {
318     int8_t pluralResults[PLURAL_TEST_ARRAY_SIZE];  // 0: is for default
319 
320     // ======= Test DefaultRule
321     logln("Testing PluralRules with no rule.");
322     // for CLDR 24, here delete tr,
323     // add id lo ms th zh
324     const char* oneRuleLocales[8] = {"id", "ja", "ko", "lo", "ms", "th", "vi", "zh"};
325     UnicodeString testPattern = UNICODE_STRING_SIMPLE("other{other}");
326     uprv_memset(pluralResults, -1, sizeof(pluralResults));
327     pluralResults[0]= PFT_OTHER; // other
328     helperTestResults(oneRuleLocales, 8, testPattern, pluralResults);
329 
330     // ====== Test Singular1 locales.
331     logln("Testing singular1 locales.");
332     // for CLDR 24, here delete da de en et fi gl he it nl pt pt sv bn ca gu is mr pa sw ur zu
333     // add hu tr others
334     const char* singular1Locales[56] = {"af","asa","az","bem","bez","bg","brx","chr",
335                     "ckb","dv","ee","el","eo","es","eu","fo","fur","fy","gsw","ha",
336                     "haw","hu","jgo","ka","kk","kl","ks","ku","lb","ml","mn","nah",
337                     "nb","ne","nn","no","nr","om","or","pap","ps","rm","rof","sn",
338                     "so", "sq","ta","te","tk","tn","tr","ts","vo","wae","xh","xog"};
339     testPattern = UNICODE_STRING_SIMPLE("one{one} other{other}");
340     uprv_memset(pluralResults, -1, sizeof(pluralResults));
341     pluralResults[0]= PFT_OTHER;
342     pluralResults[1]= PFT_ONE;
343     pluralResults[2]= PFT_OTHER;
344     helperTestResults(singular1Locales, 56, testPattern, pluralResults);
345 
346     // ======== Test Singular01 locales.
347     logln("Testing singular1 locales.");
348     // for CLDR 24, here add hy
349     const char* singular01Locales[4] = {"ff","fr","hy","kab"};
350     testPattern = UNICODE_STRING_SIMPLE("one{one} other{other}");
351     uprv_memset(pluralResults, -1, sizeof(pluralResults));
352     pluralResults[0]= PFT_ONE;
353     pluralResults[2]= PFT_OTHER;
354     helperTestResults(singular01Locales, 4, testPattern, pluralResults);
355 
356     // ======== Test ZeroSingular locales.
357     logln("Testing singular1 locales.");
358     const char* zeroSingularLocales[1] = {"lv"};
359     testPattern = UNICODE_STRING_SIMPLE("zero{zero} one{one} other{other}");
360     uprv_memset(pluralResults, -1, sizeof(pluralResults));
361     pluralResults[0]= PFT_ZERO;
362     pluralResults[1]= PFT_ONE;
363     for (int32_t i=2; i<20; ++i) {
364         pluralResults[i]= (i < 10)? PFT_OTHER: PFT_ZERO;
365         pluralResults[i*10] = PFT_ZERO;
366         pluralResults[i*10+1] = PFT_ONE; // note override after loop
367         pluralResults[i*10+2] = PFT_OTHER; // note override after loop
368     }
369     pluralResults[111]= PFT_ZERO;
370     pluralResults[112]= PFT_ZERO;
371     helperTestResults(zeroSingularLocales, 1, testPattern, pluralResults);
372 
373     // ======== Test singular dual locales.
374     logln("Testing singular1 locales.");
375     const char* singularDualLocales[1] = {"ga"};
376     testPattern = UNICODE_STRING_SIMPLE("one{one} two{two} other{other}");
377     uprv_memset(pluralResults, -1, sizeof(pluralResults));
378     pluralResults[0]= PFT_OTHER;
379     pluralResults[1]= PFT_ONE;
380     pluralResults[2]= PFT_TWO;
381     pluralResults[3]= PFT_OTHER;
382     helperTestResults(singularDualLocales, 1, testPattern, pluralResults);
383 
384     // ======== Test Singular Zero Some locales.
385     logln("Testing singular1 locales.");
386     const char* singularZeroSomeLocales[1] = {"ro"};
387     testPattern = UNICODE_STRING_SIMPLE("few{few} one{one} other{other}");
388     uprv_memset(pluralResults, -1, sizeof(pluralResults));
389     pluralResults[0]= PFT_FEW;
390     for (int32_t i=1; i<20; ++i) {
391         pluralResults[i] = PFT_FEW; // note override after loop
392         pluralResults[100+i] = PFT_FEW;
393     }
394     pluralResults[1]= PFT_ONE;
395     helperTestResults(singularZeroSomeLocales, 1, testPattern, pluralResults);
396 
397     // ======== Test Special 12/19.
398     logln("Testing special 12 and 19.");
399     const char* special12_19Locales[1] = {"lt"};
400     testPattern = UNICODE_STRING_SIMPLE("one{one} few{few} other{other}");
401     uprv_memset(pluralResults, -1, sizeof(pluralResults));
402     pluralResults[0]= PFT_OTHER;
403     pluralResults[1]= PFT_ONE;
404     for (int32_t i=2; i<20; ++i) {
405         pluralResults[i]= (i < 10)? PFT_FEW: PFT_OTHER;
406         pluralResults[i*10] = PFT_OTHER;
407         if (i==11)  continue;
408         pluralResults[i*10+1] = PFT_ONE;
409         pluralResults[i*10+2] = PFT_FEW;
410     }
411     helperTestResults(special12_19Locales, 1, testPattern, pluralResults);
412 
413     // ======== Test Paucal Except 11 14.
414     logln("Testing Paucal Except 11 and 14, set A.");
415     const char* paucal01LocalesA[2] = {"hr","sr"};
416     testPattern = UNICODE_STRING_SIMPLE("one{one} few{few} other{other}");
417     uprv_memset(pluralResults, -1, sizeof(pluralResults));
418     pluralResults[0]= PFT_OTHER;
419     pluralResults[1]= PFT_ONE;
420     for (int32_t i=2; i<20; ++i) {
421         pluralResults[i]= (i < 5)? PFT_FEW: PFT_OTHER;
422         if (i==11)  continue;
423         pluralResults[i*10+1] = PFT_ONE;
424         pluralResults[i*10+2] = PFT_FEW;
425         pluralResults[i*10+5] = PFT_OTHER;
426         pluralResults[i*10+6] = PFT_OTHER;
427         pluralResults[i*10+7] = PFT_OTHER;
428         pluralResults[i*10+8] = PFT_OTHER;
429         pluralResults[i*10+9] = PFT_OTHER;
430     }
431     helperTestResults(paucal01LocalesA, 2, testPattern, pluralResults);
432 
433     logln("Testing Paucal Except 11 and 14, set B.");
434     const char* paucal01LocalesB[1] = {"ru"};
435     testPattern = UNICODE_STRING_SIMPLE("one{one} many{many} other{other}");
436     uprv_memset(pluralResults, -1, sizeof(pluralResults));
437     pluralResults[0]= PFT_MANY;
438     pluralResults[1]= PFT_ONE;
439     for (int32_t i=2; i<20; ++i) {
440         pluralResults[i]= (i < 5)? PFT_OTHER: PFT_MANY;
441         if (i==11)  continue;
442         pluralResults[i*10] = PFT_MANY;
443         pluralResults[i*10+1] = PFT_ONE;
444         pluralResults[i*10+2] = PFT_OTHER;
445         pluralResults[i*10+5] = PFT_MANY;
446         pluralResults[i*10+6] = PFT_MANY;
447         pluralResults[i*10+7] = PFT_MANY;
448         pluralResults[i*10+8] = PFT_MANY;
449         pluralResults[i*10+9] = PFT_MANY;
450     }
451     helperTestResults(paucal01LocalesB, 1, testPattern, pluralResults);
452 
453     logln("Testing Paucal Except 11 and 14, set C.");
454     const char* paucal01LocalesC[1] = {"uk"};
455     testPattern = UNICODE_STRING_SIMPLE("one{one} many{many} few{few} other{other}");
456     uprv_memset(pluralResults, -1, sizeof(pluralResults));
457     pluralResults[0]= PFT_MANY;
458     pluralResults[1]= PFT_ONE;
459     for (int32_t i=2; i<20; ++i) {
460         pluralResults[i]= (i < 5)? PFT_FEW: PFT_MANY;
461         if (i==11)  continue;
462         pluralResults[i*10] = PFT_MANY;
463         pluralResults[i*10+1] = PFT_ONE;
464         pluralResults[i*10+2] = PFT_FEW;
465         pluralResults[i*10+5] = PFT_MANY;
466         pluralResults[i*10+6] = PFT_MANY;
467         pluralResults[i*10+7] = PFT_MANY;
468         pluralResults[i*10+8] = PFT_MANY;
469         pluralResults[i*10+9] = PFT_MANY;
470     }
471     helperTestResults(paucal01LocalesC, 1, testPattern, pluralResults);
472 
473     // ======== Test Singular Paucal.
474     logln("Testing Singular Paucal.");
475     const char* singularPaucalLocales[2] = {"cs","sk"};
476     testPattern = UNICODE_STRING_SIMPLE("one{one} few{few} other{other}");
477     uprv_memset(pluralResults, -1, sizeof(pluralResults));
478     pluralResults[0]= PFT_OTHER;
479     pluralResults[1]= PFT_ONE;
480     pluralResults[2]= PFT_FEW;
481     pluralResults[5]= PFT_OTHER;
482     helperTestResults(singularPaucalLocales, 2, testPattern, pluralResults);
483 
484     // ======== Test Paucal (1), (2,3,4).
485     logln("Testing Paucal (1), (2,3,4).");
486     const char* paucal02Locales[1] = {"pl"};
487     testPattern = UNICODE_STRING_SIMPLE("one{one} many{many} few{few} other{other}");
488     uprv_memset(pluralResults, -1, sizeof(pluralResults));
489     for (int32_t i=0; i<20; ++i) {
490         pluralResults[i*10+0] = PFT_MANY;
491         pluralResults[i*10+1] = PFT_MANY; // note override after loop
492         if ((i==1)||(i==11)) {
493             pluralResults[i*10+2] = PFT_MANY;
494             pluralResults[i*10+3] = PFT_MANY;
495             pluralResults[i*10+4] = PFT_MANY;
496         }
497         else {
498             pluralResults[i*10+2] = PFT_FEW;
499             pluralResults[i*10+3] = PFT_FEW;
500             pluralResults[i*10+4] = PFT_FEW;
501         }
502         pluralResults[i*10+5] = PFT_MANY;
503     }
504     pluralResults[1]= PFT_ONE;
505     helperTestResults(paucal02Locales, 1, testPattern, pluralResults);
506 
507     // ======== Test Paucal (1), (2), (3,4).
508     logln("Testing Paucal (1), (2), (3,4).");
509     const char* paucal03Locales[1] = {"sl"};
510     testPattern = UNICODE_STRING_SIMPLE("one{one} two{two} few{few} other{other}");
511     uprv_memset(pluralResults, -1, sizeof(pluralResults));
512     pluralResults[0]= PFT_OTHER;
513     pluralResults[1]= PFT_ONE;
514     pluralResults[2]= PFT_TWO;
515     pluralResults[3]= PFT_FEW;
516     pluralResults[5]= PFT_OTHER;
517     pluralResults[101]= PFT_ONE;
518     pluralResults[102]= PFT_TWO;
519     pluralResults[103]= PFT_FEW;
520     pluralResults[105]= PFT_OTHER;
521     helperTestResults(paucal03Locales, 1, testPattern, pluralResults);
522 
523     // TODO: move this test to Unit Test after CLDR 1.6 is final and we support float
524     // ======= Test French "WITHIN rule
525     logln("Testing PluralRules with fr rule.");
526     testPattern = UNICODE_STRING_SIMPLE("one{one} other{other}");
527     Locale ulocale((const char *)"fr");
528     UErrorCode status = U_ZERO_ERROR;
529     PluralFormat plFmt(ulocale, testPattern, status);
530     if (U_FAILURE(status)) {
531         dataerrln("Failed to apply pattern to fr locale - %s", u_errorName(status));
532     }
533     else {
534         status = U_ZERO_ERROR;
535         UnicodeString plResult = plFmt.format(0.0, status);  // retrun ONE
536         plResult = plFmt.format(0.5, status);  // retrun ONE
537         plResult = plFmt.format(1.0, status);  // retrun ONE
538         plResult = plFmt.format(1.9, status);  // retrun ONE
539         plResult = plFmt.format(2.0, status);  // retrun OTHER
540     }
541 }
542 
543 void
pluralFormatExtendedTest(void)544 PluralFormatTest::pluralFormatExtendedTest(void) {
545   const char *targets[] = {
546     "There are no widgets.",
547     "There is one widget.",
548     "There is a bling widget and one other widget.",
549     "There is a bling widget and 2 other widgets.",
550     "There is a bling widget and 3 other widgets.",
551     "Widgets, five (5-1=4) there be.",
552     "There is a bling widget and 5 other widgets.",
553     "There is a bling widget and 6 other widgets.",
554   };
555 
556   const char* fmt =
557       "offset:1.0 "
558       "=0 {There are no widgets.} "
559       "=1.0 {There is one widget.} "
560       "=5 {Widgets, five (5-1=#) there be.} "
561       "one {There is a bling widget and one other widget.} "
562       "other {There is a bling widget and # other widgets.}";
563 
564   UErrorCode status = U_ZERO_ERROR;
565   UnicodeString fmtString(fmt, -1, US_INV);
566   PluralFormat pf(Locale::getEnglish(), fmtString, status);
567   MessageFormat mf(UNICODE_STRING_SIMPLE("{0,plural,").append(fmtString).append((UChar)0x7d /* '}' */),
568                    Locale::getEnglish(), status);
569   Formattable args;
570   FieldPosition ignore;
571   if (U_FAILURE(status)) {
572     dataerrln("Failed to apply pattern - %s", u_errorName(status));
573     return;
574   }
575   for (int32_t i = 0; i <= 7; ++i) {
576     UnicodeString result = pf.format(i, status);
577     if (U_FAILURE(status)) {
578       errln("PluralFormat.format(value %d) failed - %s", i, u_errorName(status));
579       return;
580     }
581     UnicodeString expected(targets[i], -1, US_INV);
582     if (expected != result) {
583       UnicodeString message("PluralFormat.format(): Expected '", -1, US_INV);
584       message.append(expected);
585       message.append(UnicodeString("' but got '", -1, US_INV));
586       message.append(result);
587       message.append("'", -1, US_INV);
588       errln(message);
589     }
590     args.setLong(i);
591     mf.format(&args, 1, result.remove(), ignore, status);
592     if (U_FAILURE(status)) {
593       errln("MessageFormat.format(value %d) failed - %s", i, u_errorName(status));
594       return;
595     }
596     if (expected != result) {
597       UnicodeString message("MessageFormat.format(): Expected '", -1, US_INV);
598       message.append(expected);
599       message.append(UnicodeString("' but got '", -1, US_INV));
600       message.append(result);
601       message.append("'", -1, US_INV);
602       errln(message);
603     }
604   }
605 }
606 
607 void
pluralFormatExtendedParseTest(void)608 PluralFormatTest::pluralFormatExtendedParseTest(void) {
609   const char *failures[] = {
610     "offset:1..0 =0 {Foo}",
611     "offset:1.0 {Foo}",
612     "=0= {Foo}",
613     "=0 {Foo} =0.0 {Bar}",
614     " = {Foo}",
615   };
616   int len = UPRV_LENGTHOF(failures);
617 
618   for (int i = 0; i < len; ++i) {
619     UErrorCode status = U_ZERO_ERROR;
620     UnicodeString fmt(failures[i], -1, US_INV);
621     PluralFormat pf(fmt, status);
622     if (U_SUCCESS(status)) {
623       errln("expected failure when parsing '" + fmt + "'");
624     }
625   }
626 }
627 
628 void
ordinalFormatTest(void)629 PluralFormatTest::ordinalFormatTest(void) {
630     IcuTestErrorCode errorCode(*this, "ordinalFormatTest");
631     UnicodeString pattern("one{#st file}two{#nd file}few{#rd file}other{#th file}");
632     PluralFormat pf(Locale::getEnglish(), UPLURAL_TYPE_ORDINAL, pattern, errorCode);
633     if (errorCode.errDataIfFailureAndReset("PluralFormat(en, UPLURAL_TYPE_ORDINAL, pattern) failed")) {
634       return;
635     }
636     UnicodeString result = pf.format((int32_t)321, errorCode);
637     if (!errorCode.errIfFailureAndReset("PluralFormat.format(321) failed") &&
638         result != UNICODE_STRING_SIMPLE("321st file")) {
639       errln(UnicodeString("PluralFormat.format(321) wrong result string: ") + result);
640     }
641     result = pf.format((int32_t)22, errorCode);
642     if (!errorCode.errIfFailureAndReset("PluralFormat.format(22) failed") &&
643         result != UNICODE_STRING_SIMPLE("22nd file")) {
644       errln(UnicodeString("PluralFormat.format(22) wrong result string: ") + result);
645     }
646     result = pf.format((int32_t)3, errorCode);
647     if (!errorCode.errIfFailureAndReset("PluralFormat.format(3) failed") &&
648         result != UNICODE_STRING_SIMPLE("3rd file")) {
649       errln(UnicodeString("PluralFormat.format(3) wrong result string: ") + result);
650     }
651 
652     // Code coverage: Use the other new-for-UPluralType constructor as well.
653     PluralFormat pf2(Locale::getEnglish(), UPLURAL_TYPE_ORDINAL, errorCode);
654     pf2.applyPattern(pattern, errorCode);
655     if (errorCode.errIfFailureAndReset("PluralFormat(en, UPLURAL_TYPE_ORDINAL, pattern) failed")) {
656       return;
657     }
658     result = pf2.format((int32_t)456, errorCode);
659     if (!errorCode.errIfFailureAndReset("PluralFormat.format(456) failed") &&
660         result != UNICODE_STRING_SIMPLE("456th file")) {
661       errln(UnicodeString("PluralFormat.format(456) wrong result string: ") + result);
662     }
663     result = pf2.format((int32_t)111, errorCode);
664     if (!errorCode.errIfFailureAndReset("PluralFormat.format(111) failed") &&
665         result != UNICODE_STRING_SIMPLE("111th file")) {
666       errln(UnicodeString("PluralFormat.format(111) wrong result string: ") + result);
667     }
668 }
669 
670 void
TestDecimals()671 PluralFormatTest::TestDecimals() {
672     IcuTestErrorCode errorCode(*this, "TestDecimals");
673     // Simple number replacement.
674     PluralFormat pf(Locale::getEnglish(), "one{one meter}other{# meters}", errorCode);
675     assertEquals("simple format(1)", "one meter", pf.format((int32_t)1, errorCode), TRUE);
676     assertEquals("simple format(1.5)", "1.5 meters", pf.format(1.5, errorCode), TRUE);
677     PluralFormat pf2(Locale::getEnglish(),
678             "offset:1 one{another meter}other{another # meters}", errorCode);
679     DecimalFormat df("0.0", new DecimalFormatSymbols(Locale::getEnglish(), errorCode), errorCode);
680     pf2.setNumberFormat(&df, errorCode);
681     assertEquals("offset-decimals format(1)", "another 0.0 meters", pf2.format((int32_t)1, errorCode), TRUE);
682     assertEquals("offset-decimals format(2)", "another 1.0 meters", pf2.format((int32_t)2, errorCode), TRUE);
683     assertEquals("offset-decimals format(2.5)", "another 1.5 meters", pf2.format(2.5, errorCode), TRUE);
684     errorCode.reset();
685 }
686 
687 void
numberFormatTest(PluralFormat * plFmt,NumberFormat * numFmt,int32_t start,int32_t end,UnicodeString * numOddAppendStr,UnicodeString * numEvenAppendStr,UBool overwrite,UnicodeString * message)688 PluralFormatTest::numberFormatTest(PluralFormat* plFmt,
689                                    NumberFormat *numFmt,
690                                    int32_t start,
691                                    int32_t end,
692                                    UnicodeString *numOddAppendStr,
693                                    UnicodeString *numEvenAppendStr,
694                                    UBool overwrite,  // overwrite the numberFormat.format result
695                                    UnicodeString *message) {
696     UErrorCode status = U_ZERO_ERROR;
697 
698     if ( (plFmt==NULL) || (numFmt==NULL) ) {
699         dataerrln("ERROR: Could not create PluralFormat or NumberFormat - exitting");
700         return;
701     }
702     UnicodeString plResult, numResult ;
703 
704     for (int32_t i=start; i<= end; ++i ) {
705         numResult.remove();
706         numResult = numFmt->format(i, numResult);
707         plResult = plFmt->format(i, status);
708         if ((numOddAppendStr!= NULL)&&(numEvenAppendStr!=NULL)) {
709             if (overwrite) {
710                 if (i&1) {
711                     numResult = *numOddAppendStr;
712                 }
713                 else {
714                     numResult = *numEvenAppendStr;
715                 }
716             }
717             else {  // Append the string
718                 if (i&1) {
719                     numResult += *numOddAppendStr;
720                 }
721                 else{
722                     numResult += *numEvenAppendStr;
723                 }
724             }
725         }
726         if (U_FAILURE(status)) {
727             assertSuccess(*message + " in numberFormatTest", status);
728         }
729         if (numResult!=plResult) {
730             if ( message == NULL ) {
731                 errln("ERROR: Unexpected plural format - got:"+plResult+ UnicodeString("  expecting:")+numResult);
732             }
733             else {
734                 assertEquals(*message + " in numberFormatTest", numResult, plResult);
735             }
736         }
737     }
738     return;
739 }
740 
741 
742 void
helperTestResults(const char ** localeArray,int32_t capacityOfArray,UnicodeString & testPattern,int8_t * expResults)743 PluralFormatTest::helperTestResults(const char** localeArray,
744                                     int32_t capacityOfArray,
745                                     UnicodeString& testPattern,
746                                     int8_t *expResults) {
747     UErrorCode status;
748     UnicodeString plResult;
749     const UnicodeString PLKeywordLookups[6] = {
750         UNICODE_STRING_SIMPLE("zero"),
751         UNICODE_STRING_SIMPLE("one"),
752         UNICODE_STRING_SIMPLE("two"),
753         UNICODE_STRING_SIMPLE("few"),
754         UNICODE_STRING_SIMPLE("many"),
755         UNICODE_STRING_SIMPLE("other"),
756     };
757 
758     for (int32_t i=0; i<capacityOfArray; ++i) {
759         const char *locale = localeArray[i];
760         Locale ulocale((const char *)locale);
761         status = U_ZERO_ERROR;
762         PluralFormat plFmt(ulocale, testPattern, status);
763         if (U_FAILURE(status)) {
764             dataerrln("Failed to apply pattern to locale:"+UnicodeString(localeArray[i]) + " - " + u_errorName(status));
765             continue;
766         }
767         for (int32_t n=0; n<PLURAL_TEST_ARRAY_SIZE; ++n) {
768             if (expResults[n]!=-1) {
769                 status = U_ZERO_ERROR;
770                 plResult = plFmt.format(n, status);
771                 if (U_FAILURE(status)) {
772                     errln("ERROR: Failed to format number in locale data tests with locale: "+
773                            UnicodeString(localeArray[i]));
774                 }
775                 if (plResult != PLKeywordLookups[expResults[n]]){
776                     plResult = plFmt.format(n, status);
777                     errln("ERROR: Unexpected format result in locale: "+UnicodeString(localeArray[i])+
778                           UnicodeString(" for value: ")+n+
779                           UnicodeString("  got:")+plResult+
780                           UnicodeString("  expecting:")+ PLKeywordLookups[expResults[n]]);
781                 }
782             }
783         }
784     }
785 }
786 
787 #endif /* #if !UCONFIG_NO_FORMATTING */
788