| /* |
| ******************************************************************************* |
| * Copyright (C) 2007-2012, International Business Machines Corporation and |
| * others. All Rights Reserved. |
| ******************************************************************************** |
| |
| * File PLURRULTS.cpp |
| * |
| ******************************************************************************** |
| */ |
| |
| #include "unicode/utypes.h" |
| |
| #if !UCONFIG_NO_FORMATTING |
| |
| #include <stdlib.h> // for strtod |
| #include "plurults.h" |
| #include "unicode/localpointer.h" |
| #include "unicode/plurrule.h" |
| |
| #define LENGTHOF(array) (int32_t)(sizeof(array)/sizeof(array[0])) |
| |
| void setupResult(const int32_t testSource[], char result[], int32_t* max); |
| UBool checkEqual(const PluralRules &test, char *result, int32_t max); |
| UBool testEquality(const PluralRules &test); |
| |
| // This is an API test, not a unit test. It doesn't test very many cases, and doesn't |
| // try to test the full functionality. It just calls each function in the class and |
| // verifies that it works on a basic level. |
| |
| void PluralRulesTest::runIndexedTest( int32_t index, UBool exec, const char* &name, char* /*par*/ ) |
| { |
| if (exec) logln("TestSuite PluralRulesAPI"); |
| TESTCASE_AUTO_BEGIN; |
| TESTCASE_AUTO(testAPI); |
| TESTCASE_AUTO(testGetUniqueKeywordValue); |
| TESTCASE_AUTO(testGetSamples); |
| TESTCASE_AUTO(testWithin); |
| TESTCASE_AUTO(testGetAllKeywordValues); |
| TESTCASE_AUTO(testOrdinal); |
| TESTCASE_AUTO_END; |
| } |
| |
| #define PLURAL_TEST_NUM 18 |
| /** |
| * Test various generic API methods of PluralRules for API coverage. |
| */ |
| void PluralRulesTest::testAPI(/*char *par*/) |
| { |
| UnicodeString pluralTestData[PLURAL_TEST_NUM] = { |
| UNICODE_STRING_SIMPLE("a: n is 1"), |
| UNICODE_STRING_SIMPLE("a: n mod 10 is 2"), |
| UNICODE_STRING_SIMPLE("a: n is not 1"), |
| UNICODE_STRING_SIMPLE("a: n mod 3 is not 1"), |
| UNICODE_STRING_SIMPLE("a: n in 2..5"), |
| UNICODE_STRING_SIMPLE("a: n within 2..5"), |
| UNICODE_STRING_SIMPLE("a: n not in 2..5"), |
| UNICODE_STRING_SIMPLE("a: n not within 2..5"), |
| UNICODE_STRING_SIMPLE("a: n mod 10 in 2..5"), |
| UNICODE_STRING_SIMPLE("a: n mod 10 within 2..5"), |
| UNICODE_STRING_SIMPLE("a: n mod 10 is 2 and n is not 12"), |
| UNICODE_STRING_SIMPLE("a: n mod 10 in 2..3 or n mod 10 is 5"), |
| UNICODE_STRING_SIMPLE("a: n mod 10 within 2..3 or n mod 10 is 5"), |
| UNICODE_STRING_SIMPLE("a: n is 1 or n is 4 or n is 23"), |
| UNICODE_STRING_SIMPLE("a: n mod 2 is 1 and n is not 3 and n in 1..11"), |
| UNICODE_STRING_SIMPLE("a: n mod 2 is 1 and n is not 3 and n within 1..11"), |
| UNICODE_STRING_SIMPLE("a: n mod 2 is 1 or n mod 5 is 1 and n is not 6"), |
| "", |
| }; |
| static const int32_t pluralTestResult[PLURAL_TEST_NUM][30] = { |
| {1, 0}, |
| {2,12,22, 0}, |
| {0,2,3,4,5,0}, |
| {0,2,3,5,6,8,9,0}, |
| {2,3,4,5,0}, |
| {2,3,4,5,0}, |
| {0,1,6,7,8, 0}, |
| {0,1,6,7,8, 0}, |
| {2,3,4,5,12,13,14,15,22,23,24,25,0}, |
| {2,3,4,5,12,13,14,15,22,23,24,25,0}, |
| {2,22,32,42,0}, |
| {2,3,5,12,13,15,22,23,25,0}, |
| {2,3,5,12,13,15,22,23,25,0}, |
| {1,4,23,0}, |
| {1,5,7,9,11,0}, |
| {1,5,7,9,11,0}, |
| {1,3,5,7,9,11,13,15,16,0}, |
| }; |
| UErrorCode status = U_ZERO_ERROR; |
| |
| // ======= Test constructors |
| logln("Testing PluralRules constructors"); |
| |
| |
| logln("\n start default locale test case ..\n"); |
| |
| PluralRules defRule(status); |
| LocalPointer<PluralRules> test(new PluralRules(status)); |
| LocalPointer<PluralRules> newEnPlural(test->forLocale(Locale::getEnglish(), status)); |
| if(U_FAILURE(status)) { |
| dataerrln("ERROR: Could not create PluralRules (default) - exitting"); |
| return; |
| } |
| |
| // ======= Test clone, assignment operator && == operator. |
| LocalPointer<PluralRules> dupRule(defRule.clone()); |
| if (dupRule==NULL) { |
| errln("ERROR: clone plural rules test failed!"); |
| return; |
| } else { |
| if ( *dupRule != defRule ) { |
| errln("ERROR: clone plural rules test failed!"); |
| } |
| } |
| *dupRule = *newEnPlural; |
| if (dupRule!=NULL) { |
| if ( *dupRule != *newEnPlural ) { |
| errln("ERROR: clone plural rules test failed!"); |
| } |
| } |
| |
| // ======= Test empty plural rules |
| logln("Testing Simple PluralRules"); |
| |
| LocalPointer<PluralRules> empRule(test->createRules(UNICODE_STRING_SIMPLE("a:n"), status)); |
| UnicodeString key; |
| for (int32_t i=0; i<10; ++i) { |
| key = empRule->select(i); |
| if ( key.charAt(0)!= 0x61 ) { // 'a' |
| errln("ERROR: empty plural rules test failed! - exitting"); |
| } |
| } |
| |
| // ======= Test simple plural rules |
| logln("Testing Simple PluralRules"); |
| |
| char result[100]; |
| int32_t max; |
| |
| for (int32_t i=0; i<PLURAL_TEST_NUM-1; ++i) { |
| LocalPointer<PluralRules> newRules(test->createRules(pluralTestData[i], status)); |
| setupResult(pluralTestResult[i], result, &max); |
| if ( !checkEqual(*newRules, result, max) ) { |
| errln("ERROR: simple plural rules failed! - exitting"); |
| return; |
| } |
| } |
| |
| // ======= Test complex plural rules |
| logln("Testing Complex PluralRules"); |
| // TODO: the complex test data is hard coded. It's better to implement |
| // a parser to parse the test data. |
| UnicodeString complexRule = UNICODE_STRING_SIMPLE("a: n in 2..5; b: n in 5..8; c: n mod 2 is 1"); |
| UnicodeString complexRule2 = UNICODE_STRING_SIMPLE("a: n within 2..5; b: n within 5..8; c: n mod 2 is 1"); |
| char cRuleResult[] = |
| { |
| 0x6F, // 'o' |
| 0x63, // 'c' |
| 0x61, // 'a' |
| 0x61, // 'a' |
| 0x61, // 'a' |
| 0x61, // 'a' |
| 0x62, // 'b' |
| 0x62, // 'b' |
| 0x62, // 'b' |
| 0x63, // 'c' |
| 0x6F, // 'o' |
| 0x63 // 'c' |
| }; |
| LocalPointer<PluralRules> newRules(test->createRules(complexRule, status)); |
| if ( !checkEqual(*newRules, cRuleResult, 12) ) { |
| errln("ERROR: complex plural rules failed! - exitting"); |
| return; |
| } |
| newRules.adoptInstead(test->createRules(complexRule2, status)); |
| if ( !checkEqual(*newRules, cRuleResult, 12) ) { |
| errln("ERROR: complex plural rules failed! - exitting"); |
| return; |
| } |
| |
| // ======= Test decimal fractions plural rules |
| UnicodeString decimalRule= UNICODE_STRING_SIMPLE("a: n not in 0..100;"); |
| UnicodeString KEYWORD_A = UNICODE_STRING_SIMPLE("a"); |
| status = U_ZERO_ERROR; |
| newRules.adoptInstead(test->createRules(decimalRule, status)); |
| if (U_FAILURE(status)) { |
| dataerrln("ERROR: Could not create PluralRules for testing fractions - exitting"); |
| return; |
| } |
| double fData[10] = {-100, -1, -0.0, 0, 0.1, 1, 1.999, 2.0, 100, 100.001 }; |
| UBool isKeywordA[10] = { |
| TRUE, TRUE, FALSE, FALSE, TRUE, FALSE, TRUE, FALSE, FALSE, TRUE }; |
| for (int32_t i=0; i<10; i++) { |
| if ((newRules->select(fData[i])== KEYWORD_A) != isKeywordA[i]) { |
| errln("ERROR: plural rules for decimal fractions test failed!"); |
| } |
| } |
| |
| // ======= Test Equality |
| logln("Testing Equality of PluralRules"); |
| |
| if ( !testEquality(*test) ) { |
| errln("ERROR: complex plural rules failed! - exitting"); |
| return; |
| } |
| |
| |
| // ======= Test getStaticClassID() |
| logln("Testing getStaticClassID()"); |
| |
| if(test->getDynamicClassID() != PluralRules::getStaticClassID()) { |
| errln("ERROR: getDynamicClassID() didn't return the expected value"); |
| } |
| // ====== Test fallback to parent locale |
| LocalPointer<PluralRules> en_UK(test->forLocale(Locale::getUK(), status)); |
| LocalPointer<PluralRules> en(test->forLocale(Locale::getEnglish(), status)); |
| if (en_UK.isValid() && en.isValid()) { |
| if ( *en_UK != *en ) { |
| errln("ERROR: test locale fallback failed!"); |
| } |
| } |
| |
| LocalPointer<PluralRules> zh_Hant(test->forLocale(Locale::getTaiwan(), status)); |
| LocalPointer<PluralRules> zh(test->forLocale(Locale::getChinese(), status)); |
| if (zh_Hant.isValid() && zh.isValid()) { |
| if ( *zh_Hant != *zh ) { |
| errln("ERROR: test locale fallback failed!"); |
| } |
| } |
| } |
| |
| void setupResult(const int32_t testSource[], char result[], int32_t* max) { |
| int32_t i=0; |
| int32_t curIndex=0; |
| |
| do { |
| while (curIndex < testSource[i]) { |
| result[curIndex++]=0x6F; //'o' other |
| } |
| result[curIndex++]=0x61; // 'a' |
| |
| } while(testSource[++i]>0); |
| *max=curIndex; |
| } |
| |
| |
| UBool checkEqual(const PluralRules &test, char *result, int32_t max) { |
| UnicodeString key; |
| UBool isEqual = TRUE; |
| for (int32_t i=0; i<max; ++i) { |
| key= test.select(i); |
| if ( key.charAt(0)!=result[i] ) { |
| isEqual = FALSE; |
| } |
| } |
| return isEqual; |
| } |
| |
| #define MAX_EQ_ROW 2 |
| #define MAX_EQ_COL 5 |
| UBool testEquality(const PluralRules &test) { |
| UnicodeString testEquRules[MAX_EQ_ROW][MAX_EQ_COL] = { |
| { UNICODE_STRING_SIMPLE("a: n in 2..3"), |
| UNICODE_STRING_SIMPLE("a: n is 2 or n is 3"), |
| UNICODE_STRING_SIMPLE( "a:n is 3 and n in 2..5 or n is 2"), |
| "", |
| }, |
| { UNICODE_STRING_SIMPLE("a: n is 12; b:n mod 10 in 2..3"), |
| UNICODE_STRING_SIMPLE("b: n mod 10 in 2..3 and n is not 12; a: n in 12..12"), |
| UNICODE_STRING_SIMPLE("b: n is 13; a: n in 12..13; b: n mod 10 is 2 or n mod 10 is 3"), |
| "", |
| } |
| }; |
| UErrorCode status = U_ZERO_ERROR; |
| UnicodeString key[MAX_EQ_COL]; |
| UBool ret=TRUE; |
| for (int32_t i=0; i<MAX_EQ_ROW; ++i) { |
| PluralRules* rules[MAX_EQ_COL]; |
| |
| for (int32_t j=0; j<MAX_EQ_COL; ++j) { |
| rules[j]=NULL; |
| } |
| int32_t totalRules=0; |
| while((totalRules<MAX_EQ_COL) && (testEquRules[i][totalRules].length()>0) ) { |
| rules[totalRules]=test.createRules(testEquRules[i][totalRules], status); |
| totalRules++; |
| } |
| for (int32_t n=0; n<300 && ret ; ++n) { |
| for(int32_t j=0; j<totalRules;++j) { |
| key[j] = rules[j]->select(n); |
| } |
| for(int32_t j=0; j<totalRules-1;++j) { |
| if (key[j]!=key[j+1]) { |
| ret= FALSE; |
| break; |
| } |
| } |
| |
| } |
| for (int32_t j=0; j<MAX_EQ_COL; ++j) { |
| if (rules[j]!=NULL) { |
| delete rules[j]; |
| } |
| } |
| } |
| |
| return ret; |
| } |
| |
| void |
| PluralRulesTest::assertRuleValue(const UnicodeString& rule, double expected) { |
| assertRuleKeyValue("a:" + rule, "a", expected); |
| } |
| |
| void |
| PluralRulesTest::assertRuleKeyValue(const UnicodeString& rule, |
| const UnicodeString& key, double expected) { |
| UErrorCode status = U_ZERO_ERROR; |
| PluralRules *pr = PluralRules::createRules(rule, status); |
| double result = pr->getUniqueKeywordValue(key); |
| delete pr; |
| if (expected != result) { |
| errln("expected %g but got %g", expected, result); |
| } |
| } |
| |
| void PluralRulesTest::testGetUniqueKeywordValue() { |
| assertRuleValue("n is 1", 1); |
| assertRuleValue("n in 2..2", 2); |
| assertRuleValue("n within 2..2", 2); |
| assertRuleValue("n in 3..4", UPLRULES_NO_UNIQUE_VALUE); |
| assertRuleValue("n within 3..4", UPLRULES_NO_UNIQUE_VALUE); |
| assertRuleValue("n is 2 or n is 2", 2); |
| assertRuleValue("n is 2 and n is 2", 2); |
| assertRuleValue("n is 2 or n is 3", UPLRULES_NO_UNIQUE_VALUE); |
| assertRuleValue("n is 2 and n is 3", UPLRULES_NO_UNIQUE_VALUE); |
| assertRuleValue("n is 2 or n in 2..3", UPLRULES_NO_UNIQUE_VALUE); |
| assertRuleValue("n is 2 and n in 2..3", 2); |
| assertRuleKeyValue("a: n is 1", "not_defined", UPLRULES_NO_UNIQUE_VALUE); // key not defined |
| assertRuleKeyValue("a: n is 1", "other", UPLRULES_NO_UNIQUE_VALUE); // key matches default rule |
| } |
| |
| void PluralRulesTest::testGetSamples() { |
| // no get functional equivalent API in ICU4C, so just |
| // test every locale... |
| UErrorCode status = U_ZERO_ERROR; |
| int32_t numLocales; |
| const Locale* locales = Locale::getAvailableLocales(numLocales); |
| |
| double values[4]; |
| for (int32_t i = 0; U_SUCCESS(status) && i < numLocales; ++i) { |
| PluralRules *rules = PluralRules::forLocale(locales[i], status); |
| if (U_FAILURE(status)) { |
| break; |
| } |
| StringEnumeration *keywords = rules->getKeywords(status); |
| if (U_FAILURE(status)) { |
| delete rules; |
| break; |
| } |
| const UnicodeString* keyword; |
| while (NULL != (keyword = keywords->snext(status))) { |
| int32_t count = rules->getSamples(*keyword, values, 4, status); |
| if (U_FAILURE(status)) { |
| errln(UNICODE_STRING_SIMPLE("getSamples() failed for locale ") + |
| locales[i].getName() + |
| UNICODE_STRING_SIMPLE(", keyword ") + *keyword); |
| continue; |
| } |
| if (count == 0) { |
| errln("no samples for keyword"); |
| } |
| if (count > LENGTHOF(values)) { |
| errln(UNICODE_STRING_SIMPLE("getSamples()=") + count + |
| UNICODE_STRING_SIMPLE(", too many values, for locale ") + |
| locales[i].getName() + |
| UNICODE_STRING_SIMPLE(", keyword ") + *keyword); |
| count = LENGTHOF(values); |
| } |
| for (int32_t j = 0; j < count; ++j) { |
| if (values[j] == UPLRULES_NO_UNIQUE_VALUE) { |
| errln("got 'no unique value' among values"); |
| } else { |
| UnicodeString resultKeyword = rules->select(values[j]); |
| if (*keyword != resultKeyword) { |
| errln("keywords don't match"); |
| } |
| } |
| } |
| } |
| delete keywords; |
| delete rules; |
| } |
| } |
| |
| void PluralRulesTest::testWithin() { |
| // goes to show you what lack of testing will do. |
| // of course, this has been broken for two years and no one has noticed... |
| UErrorCode status = U_ZERO_ERROR; |
| PluralRules *rules = PluralRules::createRules("a: n mod 10 in 5..8", status); |
| if (!rules) { |
| errln("couldn't instantiate rules"); |
| return; |
| } |
| |
| UnicodeString keyword = rules->select((int32_t)26); |
| if (keyword != "a") { |
| errln("expected 'a' for 26 but didn't get it."); |
| } |
| |
| keyword = rules->select(26.5); |
| if (keyword != "other") { |
| errln("expected 'other' for 26.5 but didn't get it."); |
| } |
| |
| delete rules; |
| } |
| |
| void |
| PluralRulesTest::testGetAllKeywordValues() { |
| const char* data[] = { |
| "a: n in 2..5", "a: 2,3,4,5; other: null; b:", |
| "a: n not in 2..5", "a: null; other: null", |
| "a: n within 2..5", "a: null; other: null", |
| "a: n not within 2..5", "a: null; other: null", |
| "a: n in 2..5 or n within 6..8", "a: null", // ignore 'other' here on out, always null |
| "a: n in 2..5 and n within 6..8", "a:", |
| "a: n in 2..5 and n within 5..8", "a: 5", |
| "a: n within 2..5 and n within 6..8", "a:", // our sampling catches these |
| "a: n within 2..5 and n within 5..8", "a: 5", // '' |
| "a: n within 1..2 and n within 2..3 or n within 3..4 and n within 4..5", "a: 2,4", |
| "a: n within 1..2 and n within 2..3 or n within 3..4 and n within 4..5 " |
| "or n within 5..6 and n within 6..7", "a: null", // but not this... |
| "a: n mod 3 is 0", "a: null", |
| "a: n mod 3 is 0 and n within 1..2", "a:", |
| "a: n mod 3 is 0 and n within 0..5", "a: 0,3", |
| "a: n mod 3 is 0 and n within 0..6", "a: null", // similarly with mod, we don't catch... |
| "a: n mod 3 is 0 and n in 3..12", "a: 3,6,9,12", |
| NULL |
| }; |
| |
| for (int i = 0; data[i] != NULL; i += 2) { |
| UErrorCode status = U_ZERO_ERROR; |
| UnicodeString ruleDescription(data[i], -1, US_INV); |
| const char* result = data[i+1]; |
| |
| logln("[%d] %s", i >> 1, data[i]); |
| |
| PluralRules *p = PluralRules::createRules(ruleDescription, status); |
| if (U_FAILURE(status)) { |
| logln("could not create rules from '%s'\n", data[i]); |
| continue; |
| } |
| |
| const char* rp = result; |
| while (*rp) { |
| while (*rp == ' ') ++rp; |
| if (!rp) { |
| break; |
| } |
| |
| const char* ep = rp; |
| while (*ep && *ep != ':') ++ep; |
| |
| status = U_ZERO_ERROR; |
| UnicodeString keyword(rp, ep - rp, US_INV); |
| double samples[4]; // no test above should have more samples than 4 |
| int32_t count = p->getAllKeywordValues(keyword, &samples[0], 4, status); |
| if (U_FAILURE(status)) { |
| errln("error getting samples for %s", rp); |
| break; |
| } |
| |
| if (count > 4) { |
| errln("count > 4 for keyword %s", rp); |
| count = 4; |
| } |
| |
| if (*ep) { |
| ++ep; // skip colon |
| while (*ep && *ep == ' ') ++ep; // and spaces |
| } |
| |
| UBool ok = TRUE; |
| if (count == -1) { |
| if (*ep != 'n') { |
| errln("expected values for keyword %s but got -1 (%s)", rp, ep); |
| ok = FALSE; |
| } |
| } else if (*ep == 'n') { |
| errln("expected count of -1, got %d, for keyword %s (%s)", count, rp, ep); |
| ok = FALSE; |
| } |
| |
| // We'll cheat a bit here. The samples happend to be in order and so are our |
| // expected values, so we'll just test in order until a failure. If the |
| // implementation changes to return samples in an arbitrary order, this test |
| // must change. There's no actual restriction on the order of the samples. |
| |
| for (int j = 0; ok && j < count; ++j ) { // we've verified count < 4 |
| double val = samples[j]; |
| if (*ep == 0 || *ep == ';') { |
| errln("got unexpected value[%d]: %g", j, val); |
| ok = FALSE; |
| break; |
| } |
| char* xp; |
| double expectedVal = strtod(ep, &xp); |
| if (xp == ep) { |
| // internal error |
| errln("yikes!"); |
| ok = FALSE; |
| break; |
| } |
| ep = xp; |
| if (expectedVal != val) { |
| errln("expected %g but got %g", expectedVal, val); |
| ok = FALSE; |
| break; |
| } |
| if (*ep == ',') ++ep; |
| } |
| |
| if (ok && count != -1) { |
| if (!(*ep == 0 || *ep == ';')) { |
| errln("didn't get expected value: %s", ep); |
| ok = FALSE; |
| } |
| } |
| |
| while (*ep && *ep != ';') ++ep; |
| if (*ep == ';') ++ep; |
| rp = ep; |
| } |
| delete p; |
| } |
| } |
| |
| void PluralRulesTest::testOrdinal() { |
| IcuTestErrorCode errorCode(*this, "testOrdinal"); |
| LocalPointer<PluralRules> pr(PluralRules::forLocale("en", UPLURAL_TYPE_ORDINAL, errorCode)); |
| if (errorCode.logIfFailureAndReset("PluralRules::forLocale(en, UPLURAL_TYPE_ORDINAL) failed")) { |
| return; |
| } |
| UnicodeString keyword = pr->select(2.); |
| if (keyword != UNICODE_STRING("two", 3)) { |
| dataerrln("PluralRules(en-ordinal).select(2) failed"); |
| } |
| } |
| |
| #endif /* #if !UCONFIG_NO_FORMATTING */ |