1/* GENERATED SOURCE. DO NOT MODIFY. */ 2/* 3 ****************************************************************************************** 4 * Copyright (C) 2009-2015, Google, Inc.; International Business Machines Corporation and * 5 * others. All Rights Reserved. * 6 ****************************************************************************************** 7 */ 8 9package android.icu.dev.test.util; 10 11import java.util.Set; 12import java.util.TreeSet; 13 14import android.icu.dev.test.TestFmwk; 15import android.icu.util.LocaleMatcher; 16import android.icu.util.LocaleMatcher.LanguageMatcherData; 17import android.icu.util.LocalePriorityList; 18import android.icu.util.ULocale; 19import org.junit.runner.RunWith; 20import android.icu.junit.IcuTestFmwkRunner; 21 22/** 23 * Test the LocaleMatcher. 24 * 25 * @author markdavis 26 */ 27@RunWith(IcuTestFmwkRunner.class) 28@SuppressWarnings("deprecation") 29public class LocaleMatcherTest extends TestFmwk { 30 31 32 private static final ULocale ZH_MO = new ULocale("zh_MO"); 33 private static final ULocale ZH_HK = new ULocale("zh_HK"); 34 static LanguageMatcherData LANGUAGE_MATCHER_DATA = LocaleMatcherShim.load(); 35 36 private LocaleMatcher newLocaleMatcher(LocalePriorityList build) { 37 return new LocaleMatcher(build, LANGUAGE_MATCHER_DATA); 38 } 39 40 private LocaleMatcher newLocaleMatcher(LocalePriorityList build, LanguageMatcherData data) { 41 return new LocaleMatcher(build, data == null ? LANGUAGE_MATCHER_DATA : data); 42 } 43 44 private LocaleMatcher newLocaleMatcher(LocalePriorityList lpl, LanguageMatcherData data, double d) { 45 return new LocaleMatcher(lpl, data == null ? LANGUAGE_MATCHER_DATA : data, d); 46 } 47 48 private LocaleMatcher newLocaleMatcher(String string) { 49 return new LocaleMatcher(LocalePriorityList.add(string).build(), LANGUAGE_MATCHER_DATA); 50 } 51 52 // public LocaleMatcher(LocalePriorityList languagePriorityList, 53 // LocaleMatcherData matcherData, double threshold) 54 55 public static void main(String[] args) throws Exception { 56 new LocaleMatcherTest().run(args); 57 } 58 59 public void testParentLocales() { 60 assertCloser("es_AR", "es_419", "es_ES"); 61 assertCloser("es_AR", "es_419", "es"); 62 63 assertCloser("es_AR", "es_MX", "es"); 64 assertCloser("es_AR", "es_MX", "es"); 65 66 assertCloser("en_AU", "en_GB", "en_US"); 67 assertCloser("en_AU", "en_GB", "en"); 68 69 assertCloser("en_AU", "en_NZ", "en_US"); 70 assertCloser("en_AU", "en_NZ", "en"); 71 72 assertCloser("pt_AO", "pt_PT", "pt_BR"); 73 assertCloser("pt_AO", "pt_PT", "pt"); 74 75 assertCloser("zh_HK", "zh_MO", "zh_TW"); 76 assertCloser("zh_HK", "zh_MO", "zh_CN"); 77 assertCloser("zh_HK", "zh_MO", "zh"); 78 } 79 80 private void assertCloser(String a, String closer, String further) { 81 LocaleMatcher matcher = newLocaleMatcher(further + ", " + closer); 82 assertEquals("test " + a + " is closer to " + closer + " than to " + further, new ULocale(closer), matcher.getBestMatch(a)); 83 matcher = newLocaleMatcher(closer + ", " + further); 84 assertEquals("test " + a + " is closer to " + closer + " than to " + further, new ULocale(closer), matcher.getBestMatch(a)); 85 } 86 87 // public void testParentLocales() { 88 // // find all the regions that have a closer relation because of an explicit parent 89 // Set<String> explicitParents = new HashSet<>(INFO.getExplicitParents()); 90 // explicitParents.remove("root"); 91 // Set<String> otherParents = new HashSet<>(INFO.getExplicitParents()); 92 // for (String locale : explicitParents) { 93 // while (true) { 94 // locale = LocaleIDParser.getParent(locale); 95 // if (locale == null || locale.equals("root")) { 96 // break; 97 // } 98 // otherParents.add(locale); 99 // } 100 // } 101 // otherParents.remove("root"); 102 // 103 // for (String locale : CONFIG.getCldrFactory().getAvailable()) { 104 // String parentId = LocaleIDParser.getParent(locale); 105 // String parentIdSimple = LocaleIDParser.getSimpleParent(locale); 106 // if (!explicitParents.contains(parentId) && !otherParents.contains(parentIdSimple)) { 107 // continue; 108 // } 109 // System.out.println(locale + "\t" + CONFIG.getEnglish().getName(locale) + "\t" + parentId + "\t" + parentIdSimple); 110 // } 111 // } 112 113 public void testChinese() { 114 LocaleMatcher matcher = newLocaleMatcher("zh_CN, zh_TW, iw"); 115 ULocale taiwanChinese = new ULocale("zh_TW"); 116 ULocale chinaChinese = new ULocale("zh_CN"); 117 assertEquals("zh_CN, zh_TW, iw;", taiwanChinese, matcher.getBestMatch("zh_Hant_TW")); 118 assertEquals("zh_CN, zh_TW, iw;", taiwanChinese, matcher.getBestMatch("zh_Hant")); 119 assertEquals("zh_CN, zh_TW, iw;", taiwanChinese, matcher.getBestMatch("zh_TW")); 120 assertEquals("zh_CN, zh_TW, iw;", chinaChinese, matcher.getBestMatch("zh_Hans_CN")); 121 assertEquals("zh_CN, zh_TW, iw;", chinaChinese, matcher.getBestMatch("zh_CN")); 122 assertEquals("zh_CN, zh_TW, iw;", chinaChinese, matcher.getBestMatch("zh")); 123 assertEquals("zh_CN, zh_TW, iw;", taiwanChinese, matcher.getBestMatch("zh_Hant_HK")); 124 } 125 126 public void testenGB() { 127 final LocaleMatcher matcher = newLocaleMatcher("fr, en, en_GB, es_MX, es_419, es"); 128 assertEquals("en_GB", matcher.getBestMatch("en_NZ").toString()); 129 assertEquals("es", matcher.getBestMatch("es_ES").toString()); 130 assertEquals("es_419", matcher.getBestMatch("es_AR").toString()); 131 assertEquals("es_MX", matcher.getBestMatch("es_MX").toString()); 132 } 133 134 public void testFallbacks() { 135 LocalePriorityList lpl = LocalePriorityList.add("en, hi").build(); 136 final LocaleMatcher matcher = newLocaleMatcher(lpl, null, 0.09); 137 assertEquals("hi", matcher.getBestMatch("sa").toString()); 138 } 139 140 public void testOverrideData() { 141 double threshold = 0.05; 142 LanguageMatcherData localeMatcherData = new LanguageMatcherData() 143 .addDistance("br", "fr", 10, true) 144 .addDistance("es", "cy", 10, true); 145 logln(localeMatcherData.toString()); 146 147 final LocaleMatcher matcher = newLocaleMatcher( 148 LocalePriorityList 149 .add(ULocale.ENGLISH) 150 .add(ULocale.FRENCH) 151 .add(ULocale.UK) 152 .build(), localeMatcherData, threshold); 153 logln(matcher.toString()); 154 155 assertEquals(ULocale.FRENCH, matcher.getBestMatch(new ULocale("br"))); 156 assertEquals(ULocale.ENGLISH, matcher.getBestMatch(new ULocale("es"))); // one 157 // way 158 } 159 160 public void testBasics() { 161 final LocaleMatcher matcher = newLocaleMatcher(LocalePriorityList.add(ULocale.FRENCH).add(ULocale.UK) 162 .add(ULocale.ENGLISH).build()); 163 logln(matcher.toString()); 164 165 assertEquals(ULocale.UK, matcher.getBestMatch(ULocale.UK)); 166 assertEquals(ULocale.ENGLISH, matcher.getBestMatch(ULocale.US)); 167 assertEquals(ULocale.FRENCH, matcher.getBestMatch(ULocale.FRANCE)); 168 assertEquals(ULocale.FRENCH, matcher.getBestMatch(ULocale.JAPAN)); 169 } 170 171 public void testFallback() { 172 // check that script fallbacks are handled right 173 final LocaleMatcher matcher = newLocaleMatcher("zh_CN, zh_TW, iw"); 174 assertEquals(new ULocale("zh_TW"), matcher.getBestMatch("zh_Hant")); 175 assertEquals(new ULocale("zh_CN"), matcher.getBestMatch("zh")); 176 assertEquals(new ULocale("zh_CN"), matcher.getBestMatch("zh_Hans_CN")); 177 assertEquals(new ULocale("zh_TW"), matcher.getBestMatch("zh_Hant_HK")); 178 assertEquals(new ULocale("he"), matcher.getBestMatch("iw_IT")); 179 } 180 181 public void testSpecials() { 182 // check that nearby languages are handled 183 final LocaleMatcher matcher = newLocaleMatcher("en, fil, ro, nn"); 184 assertEquals(new ULocale("fil"), matcher.getBestMatch("tl")); 185 assertEquals(new ULocale("ro"), matcher.getBestMatch("mo")); 186 assertEquals(new ULocale("nn"), matcher.getBestMatch("nb")); 187 // make sure default works 188 assertEquals(new ULocale("en"), matcher.getBestMatch("ja")); 189 } 190 191 public void testRegionalSpecials() { 192 // verify that en_AU is closer to en_GB than to en (which is en_US) 193 final LocaleMatcher matcher = newLocaleMatcher("en, en_GB, es, es_419"); 194 assertEquals("es_MX in {en, en_GB, es, es_419}", new ULocale("es_419"), matcher.getBestMatch("es_MX")); 195 assertEquals("en_AU in {en, en_GB, es, es_419}", new ULocale("en_GB"), matcher.getBestMatch("en_AU")); 196 assertEquals("es_ES in {en, en_GB, es, es_419}", new ULocale("es"), matcher.getBestMatch("es_ES")); 197 } 198 199 public void testHK() { 200 // HK and MO are closer to each other for Hant than to TW 201 final LocaleMatcher matcher = newLocaleMatcher("zh, zh_TW, zh_MO"); 202 assertEquals("zh_HK in {zh, zh_TW, zh_MO}", ZH_MO, matcher.getBestMatch("zh_HK")); 203 final LocaleMatcher matcher2 = newLocaleMatcher("zh, zh_TW, zh_HK"); 204 assertEquals("zh_MO in {zh, zh_TW, zh_HK}", ZH_HK, matcher2.getBestMatch("zh_MO")); 205 } 206 207 public void TestLocaleMatcherCoverage() { 208 // Add tests for better code coverage 209 LocaleMatcher matcher = newLocaleMatcher(LocalePriorityList.add(null, 0).build(), null); 210 logln(matcher.toString()); 211 212 LanguageMatcherData data = new LanguageMatcherData(); 213 214 LanguageMatcherData clone = data.cloneAsThawed(); 215 216 if (clone.equals(data)) { 217 errln("Error cloneAsThawed() is equal."); 218 } 219 220 if (data.isFrozen()) { 221 errln("Error LocaleMatcherData is frozen!"); 222 } 223 } 224 225 private void assertEquals(Object expected, Object string) { 226 assertEquals("", expected, string); 227 } 228 229 private void assertNull(Object bestMatch) { 230 assertNull("", bestMatch); 231 } 232 233 public void testEmpty() { 234 final LocaleMatcher matcher = newLocaleMatcher(""); 235 assertNull(matcher.getBestMatch(ULocale.FRENCH)); 236 } 237 238 static final ULocale ENGLISH_CANADA = new ULocale("en_CA"); 239 240 public void testMatch_exact() { 241 assertEquals(1.0, 242 LocaleMatcher.match(ENGLISH_CANADA, ENGLISH_CANADA)); 243 } 244 245 public void testMatch_none() { 246 double match = LocaleMatcher.match( 247 new ULocale("ar_MK"), 248 ENGLISH_CANADA); 249 assertTrue("Actual < 0: " + match, 0 <= match); 250 assertTrue("Actual > 0.15 (~ language + script distance): " + match, 0.2 > match); 251 } 252 253 public void testMatch_matchOnMazimized() { 254 ULocale undTw = new ULocale("und_TW"); 255 ULocale zhHant = new ULocale("zh_Hant"); 256 double matchZh = LocaleMatcher.match(undTw, new ULocale("zh")); 257 double matchZhHant = LocaleMatcher.match(undTw, zhHant); 258 assertTrue("und_TW should be closer to zh_Hant (" + matchZhHant + 259 ") than to zh (" + matchZh + ")", 260 matchZh < matchZhHant); 261 double matchEnHantTw = LocaleMatcher.match(new ULocale("en_Hant_TW"), 262 zhHant); 263 assertTrue("zh_Hant should be closer to und_TW (" + matchZhHant + 264 ") than to en_Hant_TW (" + matchEnHantTw + ")", 265 matchEnHantTw < matchZhHant); 266 assertTrue("zh should be closer to und_TW (" + matchZh + 267 ") than to en_Hant_TW (" + matchEnHantTw + ")", 268 matchEnHantTw < matchZh); 269 } 270 271 public void testMatchGrandfatheredCode() { 272 final LocaleMatcher matcher = newLocaleMatcher("fr, i_klingon, en_Latn_US"); 273 assertEquals("en_Latn_US", matcher.getBestMatch("en_GB_oed").toString()); 274 // assertEquals("tlh", matcher.getBestMatch("i_klingon").toString()); 275 } 276 277 public void testGetBestMatchForList_exactMatch() { 278 final LocaleMatcher matcher = newLocaleMatcher("fr, en_GB, ja, es_ES, es_MX"); 279 assertEquals("ja", matcher.getBestMatch("ja, de").toString()); 280 } 281 282 public void testGetBestMatchForList_simpleVariantMatch() { 283 final LocaleMatcher matcher = newLocaleMatcher("fr, en_GB, ja, es_ES, es_MX"); 284 // Intentionally avoiding a perfect_match or two candidates for variant 285 // matches. 286 assertEquals("en_GB", matcher.getBestMatch("de, en_US").toString()); 287 // Fall back. 288 assertEquals("fr", matcher.getBestMatch("de, zh").toString()); 289 } 290 291 public void testGetBestMatchForList_matchOnMaximized() { 292 final LocaleMatcher matcher = newLocaleMatcher("en, ja"); 293 // final LocaleMatcher matcher = 294 // newLocaleMatcher("fr, en, ja, es_ES, es_MX"); 295 // Check that if the preference is maximized already, it works as well. 296 assertEquals("Match for ja_Jpan_JP (maximized already)", 297 "ja", matcher.getBestMatch("ja_Jpan_JP, en-AU").toString()); 298 if (true) 299 return; 300 // ja_JP matches ja on likely subtags, and it's listed first, thus it 301 // wins over 302 // thus it wins over the second preference en_GB. 303 assertEquals("Match for ja_JP, with likely region subtag", 304 "ja", matcher.getBestMatch("ja_JP, en_US").toString()); 305 // Check that if the preference is maximized already, it works as well. 306 assertEquals("Match for ja_Jpan_JP (maximized already)", 307 "ja", matcher.getBestMatch("ja_Jpan_JP, en_US").toString()); 308 } 309 310 public void testGetBestMatchForList_noMatchOnMaximized() { 311 // Regression test for http://b/5714572 . 312 final LocaleMatcher matcher = newLocaleMatcher("en, de, fr, ja"); 313 // de maximizes to de_DE. Pick the exact match for the secondary 314 // language instead. 315 assertEquals("de", matcher.getBestMatch("de_CH, fr").toString()); 316 } 317 318 public void testBestMatchForTraditionalChinese() { 319 // Scenario: An application that only supports Simplified Chinese (and 320 // some other languages), 321 // but does not support Traditional Chinese. zh_Hans_CN could be 322 // replaced with zh_CN, zh, or 323 // zh_Hans, it wouldn't make much of a difference. 324 final LocaleMatcher matcher = newLocaleMatcher("fr, zh_Hans_CN, en_US"); 325 326 // The script distance (simplified vs. traditional Han) is considered 327 // small enough 328 // to be an acceptable match. The regional difference is considered 329 // almost insignificant. 330 assertEquals("zh_Hans_CN", matcher.getBestMatch("zh_TW").toString()); 331 assertEquals("zh_Hans_CN", matcher.getBestMatch("zh_Hant").toString()); 332 333 // For geo_political reasons, you might want to avoid a zh_Hant -> 334 // zh_Hans match. 335 // In this case, if zh_TW, zh_HK or a tag starting with zh_Hant is 336 // requested, you can 337 // change your call to getBestMatch to include a 2nd language 338 // preference. 339 // "en" is a better match since its distance to "en_US" is closer than 340 // the distance 341 // from "zh_TW" to "zh_CN" (script distance). 342 assertEquals("en_US", matcher.getBestMatch("zh_TW, en").toString()); 343 assertEquals("en_US", matcher.getBestMatch("zh_Hant_CN, en").toString()); 344 assertEquals("zh_Hans_CN", matcher.getBestMatch("zh_Hans, en").toString()); 345 } 346 347 public void testUndefined() { 348 // When the undefined language doesn't match anything in the list, 349 // getBestMatch returns 350 // the default, as usual. 351 LocaleMatcher matcher = newLocaleMatcher("it,fr"); 352 assertEquals("it", matcher.getBestMatch("und").toString()); 353 354 // When it *does* occur in the list, BestMatch returns it, as expected. 355 matcher = newLocaleMatcher("it,und"); 356 assertEquals("und", matcher.getBestMatch("und").toString()); 357 358 // The unusual part: 359 // max("und") = "en_Latn_US", and since matching is based on maximized 360 // tags, the undefined 361 // language would normally match English. But that would produce the 362 // counterintuitive results 363 // that getBestMatch("und", LocaleMatcher("it,en")) would be "en", and 364 // getBestMatch("en", LocaleMatcher("it,und")) would be "und". 365 // 366 // To avoid that, we change the matcher's definitions of max 367 // (AddLikelySubtagsWithDefaults) 368 // so that max("und")="und". That produces the following, more desirable 369 // results: 370 matcher = newLocaleMatcher("it,en"); 371 assertEquals("it", matcher.getBestMatch("und").toString()); 372 matcher = newLocaleMatcher("it,und"); 373 assertEquals("it", matcher.getBestMatch("en").toString()); 374 } 375 376 // public void testGetBestMatch_emptyList() { 377 // final LocaleMatcher matcher = newLocaleMatcher( 378 // new LocalePriorityList(new HashMap())); 379 // assertNull(matcher.getBestMatch(ULocale.ENGLISH)); 380 // } 381 382 public void testGetBestMatch_googlePseudoLocales() { 383 // Google pseudo locales are primarily based on variant subtags. 384 // See http://sites/intl_eng/pseudo_locales. 385 // (See below for the region code based fall back options.) 386 final LocaleMatcher matcher = newLocaleMatcher( 387 "fr, pt"); 388 assertEquals("fr", matcher.getBestMatch("de").toString()); 389 assertEquals("fr", matcher.getBestMatch("en_US").toString()); 390 assertEquals("fr", matcher.getBestMatch("en").toString()); 391 assertEquals("pt", matcher.getBestMatch("pt_BR").toString()); 392 } 393 394 public void testGetBestMatch_regionDistance() { 395 LocaleMatcher matcher = newLocaleMatcher("es_AR, es"); 396 assertEquals("es_AR", matcher.getBestMatch("es_MX").toString()); 397 398 matcher = newLocaleMatcher("fr, en, en_GB"); 399 assertEquals("en_GB", matcher.getBestMatch("en_CA").toString()); 400 401 matcher = newLocaleMatcher("de_AT, de_DE, de_CH"); 402 assertEquals("de_DE", matcher.getBestMatch("de").toString()); 403 404 showDistance(matcher, "en", "en_CA"); 405 showDistance(matcher, "en_CA", "en"); 406 showDistance(matcher, "en_US", "en_CA"); 407 showDistance(matcher, "en_CA", "en_US"); 408 showDistance(matcher, "en_GB", "en_CA"); 409 showDistance(matcher, "en_CA", "en_GB"); 410 showDistance(matcher, "en", "en_UM"); 411 showDistance(matcher, "en_UM", "en"); 412 } 413 414 private void showDistance(LocaleMatcher matcher, String desired, String supported) { 415 ULocale desired2 = new ULocale(desired); 416 ULocale supported2 = new ULocale(supported); 417 double distance = matcher.match(desired2, ULocale.addLikelySubtags(desired2), supported2, ULocale.addLikelySubtags(supported2)); 418 logln(desired + " to " + supported + " :\t" + distance); 419 } 420 421 /** 422 * If all the base languages are the same, then each sublocale matches 423 * itself most closely 424 */ 425 public void testExactMatches() { 426 String lastBase = ""; 427 TreeSet<ULocale> sorted = new TreeSet<ULocale>(); 428 for (ULocale loc : ULocale.getAvailableLocales()) { 429 String language = loc.getLanguage(); 430 if (!lastBase.equals(language)) { 431 check(sorted); 432 sorted.clear(); 433 lastBase = language; 434 } 435 sorted.add(loc); 436 } 437 check(sorted); 438 } 439 440 private void check(Set<ULocale> sorted) { 441 if (sorted.isEmpty()) { 442 return; 443 } 444 check2(sorted); 445 ULocale first = sorted.iterator().next(); 446 ULocale max = ULocale.addLikelySubtags(first); 447 sorted.add(max); 448 check2(sorted); 449 } 450 451 /** 452 * @param sorted 453 */ 454 private void check2(Set<ULocale> sorted) { 455 // TODO Auto-generated method stub 456 logln("Checking: " + sorted); 457 LocaleMatcher matcher = newLocaleMatcher( 458 LocalePriorityList.add( 459 sorted.toArray(new ULocale[sorted.size()])) 460 .build()); 461 for (ULocale loc : sorted) { 462 String stringLoc = loc.toString(); 463 assertEquals(stringLoc, matcher.getBestMatch(stringLoc).toString()); 464 } 465 } 466 467 public void testAsymmetry() { 468 LocaleMatcher matcher; 469 matcher = new LocaleMatcher("mul, nl"); 470 assertEquals("nl", matcher.getBestMatch("af").toString()); // af => nl 471 472 matcher = new LocaleMatcher("mul, af"); 473 assertEquals("mul", matcher.getBestMatch("nl").toString()); // but nl !=> af 474 } 475 476 477 // public void testComputeDistance_monkeyTest() { 478 // RegionCode[] codes = RegionCode.values(); 479 // Random random = new Random(); 480 // for (int i = 0; i < 1000; ++i) { 481 // RegionCode x = codes[random.nextInt(codes.length)]; 482 // RegionCode y = codes[random.nextInt(codes.length)]; 483 // double d = LocaleMatcher.getRegionDistance(x, y, null, null); 484 // if (x == RegionCode.ZZ || y == RegionCode.ZZ) { 485 // assertEquals(LocaleMatcher.REGION_DISTANCE, d); 486 // } else if (x == y) { 487 // assertEquals(0.0, d); 488 // } else { 489 // assertTrue(d > 0); 490 // assertTrue(d <= LocaleMatcher.REGION_DISTANCE); 491 // } 492 // } 493 // } 494 495 public void testGetBestMatchForList_matchOnMaximized2() { 496// if (logKnownIssue("Cldrbug:8811", "Problems with LocaleMatcher test")) { 497// return; 498// } 499 final LocaleMatcher matcher = newLocaleMatcher("fr, en-GB, ja, es-ES, es-MX"); 500 // ja-JP matches ja on likely subtags, and it's listed first, thus it wins over 501 // thus it wins over the second preference en-GB. 502 assertEquals("Match for ja-JP, with likely region subtag", 503 "ja", matcher.getBestMatch("ja-JP, en-GB").toString()); 504 // Check that if the preference is maximized already, it works as well. 505 assertEquals("Match for ja-Jpan-JP (maximized already)", 506 "ja", matcher.getBestMatch("ja-Jpan-JP, en-GB").toString()); 507 } 508 509 public void testGetBestMatchForList_closeEnoughMatchOnMaximized() { 510// if (logKnownIssue("Cldrbug:8811", "Problems with LocaleMatcher test")) { 511// return; 512// } 513 final LocaleMatcher matcher = newLocaleMatcher("en-GB, en, de, fr, ja"); 514 assertEquals("de", matcher.getBestMatch("de-CH, fr").toString()); 515 assertEquals("en", matcher.getBestMatch("en-US, ar, nl, de, ja").toString()); 516 } 517 518 public void testGetBestMatchForPortuguese() { 519 520// if (logKnownIssue("Cldrbug:8811", "Problems with LocaleMatcher test")) { 521// return; 522// } 523 524 final LocaleMatcher withPTExplicit = newLocaleMatcher("pt_PT, pt_BR, es, es_419"); 525 final LocaleMatcher withPTImplicit = newLocaleMatcher("pt_PT, pt, es, es_419"); 526 // Could happen because "pt_BR" is a tier_1 language and "pt_PT" is tier_2. 527 528 final LocaleMatcher withoutPT = newLocaleMatcher("pt_BR, es, es_419"); 529 // European user who prefers Spanish over Brazillian Portuguese as a fallback. 530 531 assertEquals("pt_PT", withPTExplicit.getBestMatch("pt_PT, es, pt").toString()); 532 assertEquals("pt_PT", withPTImplicit.getBestMatch("pt_PT, es, pt").toString()); 533 assertEquals("es", withoutPT.getBestMatch("pt_PT, es, pt").toString()); 534 535 // Brazillian user who prefers South American Spanish over European Portuguese as a fallback. 536 // The asymmetry between this case and above is because it's "pt_PT" that's missing between the 537 // matchers as "pt_BR" is a much more common language. 538 assertEquals("pt_BR", withPTExplicit.getBestMatch("pt, es_419, pt_PT").toString()); 539 assertEquals("pt", withPTImplicit.getBestMatch("pt, es_419, pt_PT").toString()); 540 assertEquals("pt_BR", withoutPT.getBestMatch("pt, es_419, pt_PT").toString()); 541 542 // Code that adds the user's country can get "pt_US" for a user's language. 543 // That should fall back to "pt_BR". 544 assertEquals("pt_BR", withPTExplicit.getBestMatch("pt_US, pt_PT").toString()); 545 assertEquals("pt", withPTImplicit.getBestMatch("pt_US, pt_PT").toString()); 546 } 547 548 public void testVariantWithScriptMatch() { 549// if (logKnownIssue("Cldrbug:8811", "Problems with LocaleMatcher test")) { 550// return; 551// } 552 final LocaleMatcher matcher = newLocaleMatcher("fr, en, sv"); 553 assertEquals("en", matcher.getBestMatch("en-GB").toString()); 554 assertEquals("en", matcher.getBestMatch("en-GB, sv").toString()); 555 } 556 557 public void testVariantWithScriptMatch2() { 558// if (logKnownIssue("Cldrbug:8811", "Problems with LocaleMatcher test")) { 559// return; 560// } 561 final LocaleMatcher matcher = newLocaleMatcher("en, sv"); 562 assertEquals("en", matcher.getBestMatch("en-GB, sv").toString()); 563 } 564 565 public void testPerf() { 566 if (LANGUAGE_MATCHER_DATA == null) { 567 return; // skip except when testing data 568 } 569 final String desired = "sv, en"; 570 571 final LocaleMatcher matcherShort = newLocaleMatcher(desired); 572 final LocaleMatcher matcherLong = newLocaleMatcher("af, am, ar, az, be, bg, bn, bs, ca, cs, cy, cy, da, de, el, en, en-GB, es, es-419, et, eu, fa, fi, fil, fr, ga, gl, gu, hi, hr, hu, hy, id, is, it, iw, ja, ka, kk, km, kn, ko, ky, lo, lt, lv, mk, ml, mn, mr, ms, my, ne, nl, no, pa, pl, pt, pt-PT, ro, ru, si, sk, sl, sq, sr, sr-Latn, sv, sw, ta, te, th, tr, uk, ur, uz, vi, zh-CN, zh-TW, zu"); 573 final LocaleMatcher matcherVeryLong = newLocaleMatcher("af, af_NA, af_ZA, agq, agq_CM, ak, ak_GH, am, am_ET, ar, ar_001, ar_AE, ar_BH, ar_DJ, ar_DZ, ar_EG, ar_EH, ar_ER, ar_IL, ar_IQ, ar_JO, ar_KM, ar_KW, ar_LB, ar_LY, ar_MA, ar_MR, ar_OM, ar_PS, ar_QA, ar_SA, ar_SD, ar_SO, ar_SS, ar_SY, ar_TD, ar_TN, ar_YE, as, as_IN, asa, asa_TZ, ast, ast_ES, az, az_Cyrl, az_Cyrl_AZ, az_Latn, az_Latn_AZ, bas, bas_CM, be, be_BY, bem, bem_ZM, bez, bez_TZ, bg, bg_BG, bm, bm_ML, bn, bn_BD, bn_IN, bo, bo_CN, bo_IN, br, br_FR, brx, brx_IN, bs, bs_Cyrl, bs_Cyrl_BA, bs_Latn, bs_Latn_BA, ca, ca_AD, ca_ES, ca_ES_VALENCIA, ca_FR, ca_IT, ce, ce_RU, cgg, cgg_UG, chr, chr_US, ckb, ckb_IQ, ckb_IR, cs, cs_CZ, cu, cu_RU, cy, cy_GB, da, da_DK, da_GL, dav, dav_KE, de, de_AT, de_BE, de_CH, de_DE, de_LI, de_LU, dje, dje_NE, dsb, dsb_DE, dua, dua_CM, dyo, dyo_SN, dz, dz_BT, ebu, ebu_KE, ee, ee_GH, ee_TG, el, el_CY, el_GR, en, en_001, en_150, en_AG, en_AI, en_AS, en_AT, en_AU, en_BB, en_BE, en_BI, en_BM, en_BS, en_BW, en_BZ, en_CA, en_CC, en_CH, en_CK, en_CM, en_CX, en_CY, en_DE, en_DG, en_DK, en_DM, en_ER, en_FI, en_FJ, en_FK, en_FM, en_GB, en_GD, en_GG, en_GH, en_GI, en_GM, en_GU, en_GY, en_HK, en_IE, en_IL, en_IM, en_IN, en_IO, en_JE, en_JM, en_KE, en_KI, en_KN, en_KY, en_LC, en_LR, en_LS, en_MG, en_MH, en_MO, en_MP, en_MS, en_MT, en_MU, en_MW, en_MY, en_NA, en_NF, en_NG, en_NL, en_NR, en_NU, en_NZ, en_PG, en_PH, en_PK, en_PN, en_PR, en_PW, en_RW, en_SB, en_SC, en_SD, en_SE, en_SG, en_SH, en_SI, en_SL, en_SS, en_SX, en_SZ, en_TC, en_TK, en_TO, en_TT, en_TV, en_TZ, en_UG, en_UM, en_US, en_US_POSIX, en_VC, en_VG, en_VI, en_VU, en_WS, en_ZA, en_ZM, en_ZW, eo, eo_001, es, es_419, es_AR, es_BO, es_CL, es_CO, es_CR, es_CU, es_DO, es_EA, es_EC, es_ES, es_GQ, es_GT, es_HN, es_IC, es_MX, es_NI, es_PA, es_PE, es_PH, es_PR, es_PY, es_SV, es_US, es_UY, es_VE, et, et_EE, eu, eu_ES, ewo, ewo_CM, fa, fa_AF, fa_IR, ff, ff_CM, ff_GN, ff_MR, ff_SN, fi, fi_FI, fil, fil_PH, fo, fo_DK, fo_FO, fr, fr_BE, fr_BF, fr_BI, fr_BJ, fr_BL, fr_CA, fr_CD, fr_CF, fr_CG, fr_CH, fr_CI, fr_CM, fr_DJ, fr_DZ, fr_FR, fr_GA, fr_GF, fr_GN, fr_GP, fr_GQ, fr_HT, fr_KM, fr_LU, fr_MA, fr_MC, fr_MF, fr_MG, fr_ML, fr_MQ, fr_MR, fr_MU, fr_NC, fr_NE, fr_PF, fr_PM, fr_RE, fr_RW, fr_SC, fr_SN, fr_SY, fr_TD, fr_TG, fr_TN, fr_VU, fr_WF, fr_YT, fur, fur_IT, fy, fy_NL, ga, ga_IE, gd, gd_GB, gl, gl_ES, gsw, gsw_CH, gsw_FR, gsw_LI, gu, gu_IN, guz, guz_KE, gv, gv_IM, ha, ha_GH, ha_NE, ha_NG, haw, haw_US, he, he_IL, hi, hi_IN, hr, hr_BA, hr_HR, hsb, hsb_DE, hu, hu_HU, hy, hy_AM, id, id_ID, ig, ig_NG, ii, ii_CN, is, is_IS, it, it_CH, it_IT, it_SM, ja, ja_JP, jgo, jgo_CM, jmc, jmc_TZ, ka, ka_GE, kab, kab_DZ, kam, kam_KE, kde, kde_TZ, kea, kea_CV, khq, khq_ML, ki, ki_KE, kk, kk_KZ, kkj, kkj_CM, kl, kl_GL, kln, kln_KE, km, km_KH, kn, kn_IN, ko, ko_KP, ko_KR, kok, kok_IN, ks, ks_IN, ksb, ksb_TZ, ksf, ksf_CM, ksh, ksh_DE, kw, kw_GB, ky, ky_KG, lag, lag_TZ, lb, lb_LU, lg, lg_UG, lkt, lkt_US, ln, ln_AO, ln_CD, ln_CF, ln_CG, lo, lo_LA, lrc, lrc_IQ, lrc_IR, lt, lt_LT, lu, lu_CD, luo, luo_KE, luy, luy_KE, lv, lv_LV, mas, mas_KE, mas_TZ, mer, mer_KE, mfe, mfe_MU, mg, mg_MG, mgh, mgh_MZ, mgo, mgo_CM, mk, mk_MK, ml, ml_IN, mn, mn_MN, mr, mr_IN, ms, ms_BN, ms_MY, ms_SG, mt, mt_MT, mua, mua_CM, my, my_MM, mzn, mzn_IR, naq, naq_NA, nb, nb_NO, nb_SJ, nd, nd_ZW, ne, ne_IN, ne_NP, nl, nl_AW, nl_BE, nl_BQ, nl_CW, nl_NL, nl_SR, nl_SX, nmg, nmg_CM, nn, nn_NO, nnh, nnh_CM, nus, nus_SS, nyn, nyn_UG, om, om_ET, om_KE, or, or_IN, os, os_GE, os_RU, pa, pa_Arab, pa_Arab_PK, pa_Guru, pa_Guru_IN, pl, pl_PL, prg, prg_001, ps, ps_AF, pt, pt_AO, pt_BR, pt_CV, pt_GW, pt_MO, pt_MZ, pt_PT, pt_ST, pt_TL, qu, qu_BO, qu_EC, qu_PE, rm, rm_CH, rn, rn_BI, ro, ro_MD, ro_RO, rof, rof_TZ, root, ru, ru_BY, ru_KG, ru_KZ, ru_MD, ru_RU, ru_UA, rw, rw_RW, rwk, rwk_TZ, sah, sah_RU, saq, saq_KE, sbp, sbp_TZ, se, se_FI, se_NO, se_SE, seh, seh_MZ, ses, ses_ML, sg, sg_CF, shi, shi_Latn, shi_Latn_MA, shi_Tfng, shi_Tfng_MA, si, si_LK, sk, sk_SK, sl, sl_SI, smn, smn_FI, sn, sn_ZW, so, so_DJ, so_ET, so_KE, so_SO, sq, sq_AL, sq_MK, sq_XK, sr, sr_Cyrl, sr_Cyrl_BA, sr_Cyrl_ME, sr_Cyrl_RS, sr_Cyrl_XK, sr_Latn, sr_Latn_BA, sr_Latn_ME, sr_Latn_RS, sr_Latn_XK, sv, sv_AX, sv_FI, sv_SE, sw, sw_CD, sw_KE, sw_TZ, sw_UG, ta, ta_IN, ta_LK, ta_MY, ta_SG, te, te_IN, teo, teo_KE, teo_UG, th, th_TH, ti, ti_ER, ti_ET, tk, tk_TM, to, to_TO, tr, tr_CY, tr_TR, twq, twq_NE, tzm, tzm_MA, ug, ug_CN, uk, uk_UA, ur, ur_IN, ur_PK, uz, uz_Arab, uz_Arab_AF, uz_Cyrl, uz_Cyrl_UZ, uz_Latn, uz_Latn_UZ, vai, vai_Latn, vai_Latn_LR, vai_Vaii, vai_Vaii_LR, vi, vi_VN, vo, vo_001, vun, vun_TZ, wae, wae_CH, xog, xog_UG, yav, yav_CM, yi, yi_001, yo, yo_BJ, yo_NG, zgh, zgh_MA, zh, zh_Hans, zh_Hans_CN, zh_Hans_HK, zh_Hans_MO, zh_Hans_SG, zh_Hant, zh_Hant_HK, zh_Hant_MO, zh_Hant_TW, zu, zu_ZA"); 574 575 //LocaleMatcher.DEBUG = true; 576 ULocale expected = new ULocale("sv"); 577 assertEquals(expected, matcherShort.getBestMatch(desired)); 578 assertEquals(expected, matcherLong.getBestMatch(desired)); 579 assertEquals(expected, matcherVeryLong.getBestMatch(desired)); 580 //LocaleMatcher.DEBUG = false; 581 582 for (int i = 0; i < 2; ++i) { 583 int iterations = i == 0 ? 1000 : 100000; 584 boolean showMessage = i != 0; 585 long timeShort = timeLocaleMatcher("Duration (few supported):\t", desired, matcherShort, showMessage, iterations, 0); 586 @SuppressWarnings("unused") 587 long timeMedium = timeLocaleMatcher("Duration (med. supported):\t", desired, matcherLong, showMessage, iterations, timeShort); 588 @SuppressWarnings("unused") 589 long timeLong = timeLocaleMatcher("Duration (many supported):\t", desired, matcherVeryLong, showMessage, iterations, timeShort); 590 } 591 } 592 593 private long timeLocaleMatcher(String title, String desired, LocaleMatcher matcher, 594 boolean showmessage, int iterations, long comparisonTime) { 595 long start = System.nanoTime(); 596 for (int i = iterations; i > 0; --i) { 597 matcher.getBestMatch(desired); 598 } 599 long delta = System.nanoTime() - start; 600 if (showmessage) warnln(title + (delta / iterations) + " nanos, " 601 + (comparisonTime > 0 ? (delta * 100 / comparisonTime - 100) + "% longer" : "")); 602 return delta; 603 } 604 605 public void Test8288() { 606 final LocaleMatcher matcher = newLocaleMatcher("it, en"); 607 assertEquals("it", matcher.getBestMatch("und").toString()); 608 assertEquals("en", matcher.getBestMatch("und, en").toString()); 609 } 610} 611