1 /*
2 * Copyright (C) 2014 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <androidfw/LocaleData.h>
18 #include <androidfw/ResourceTypes.h>
19 #include <utils/Log.h>
20 #include <utils/String8.h>
21
22 #include <gtest/gtest.h>
23 namespace android {
24
TEST(ConfigLocaleTest,packAndUnpack2LetterLanguage)25 TEST(ConfigLocaleTest, packAndUnpack2LetterLanguage) {
26 ResTable_config config;
27 config.packLanguage("en");
28
29 EXPECT_EQ('e', config.language[0]);
30 EXPECT_EQ('n', config.language[1]);
31
32 char out[4] = {1, 1, 1, 1};
33 config.unpackLanguage(out);
34 EXPECT_EQ('e', out[0]);
35 EXPECT_EQ('n', out[1]);
36 EXPECT_EQ(0, out[2]);
37 EXPECT_EQ(0, out[3]);
38
39 memset(out, 1, sizeof(out));
40 config.locale = 0;
41 config.unpackLanguage(out);
42 EXPECT_EQ(0, out[0]);
43 EXPECT_EQ(0, out[1]);
44 EXPECT_EQ(0, out[2]);
45 EXPECT_EQ(0, out[3]);
46 }
47
TEST(ConfigLocaleTest,packAndUnpack2LetterRegion)48 TEST(ConfigLocaleTest, packAndUnpack2LetterRegion) {
49 ResTable_config config;
50 config.packRegion("US");
51
52 EXPECT_EQ('U', config.country[0]);
53 EXPECT_EQ('S', config.country[1]);
54
55 char out[4] = {1, 1, 1, 1};
56 config.unpackRegion(out);
57 EXPECT_EQ('U', out[0]);
58 EXPECT_EQ('S', out[1]);
59 EXPECT_EQ(0, out[2]);
60 EXPECT_EQ(0, out[3]);
61 }
62
TEST(ConfigLocaleTest,packAndUnpack3LetterLanguage)63 TEST(ConfigLocaleTest, packAndUnpack3LetterLanguage) {
64 ResTable_config config;
65 config.packLanguage("eng");
66
67 // 1-00110-01 101-00100
68 EXPECT_EQ('\x99', config.language[0]);
69 EXPECT_EQ('\xA4', config.language[1]);
70
71 char out[4] = {1, 1, 1, 1};
72 config.unpackLanguage(out);
73 EXPECT_EQ('e', out[0]);
74 EXPECT_EQ('n', out[1]);
75 EXPECT_EQ('g', out[2]);
76 EXPECT_EQ(0, out[3]);
77 }
78
TEST(ConfigLocaleTest,packAndUnpack3LetterLanguageAtOffset16)79 TEST(ConfigLocaleTest, packAndUnpack3LetterLanguageAtOffset16) {
80 ResTable_config config;
81 config.packLanguage("tgp");
82
83 // We had a bug where we would accidentally mask
84 // the 5th bit of both bytes
85 //
86 // packed[0] = 1011 1100
87 // packed[1] = 1101 0011
88 //
89 // which is equivalent to:
90 // 1 [0] [1] [2]
91 // 1-01111-00110-10011
92 EXPECT_EQ(char(0xbc), config.language[0]);
93 EXPECT_EQ(char(0xd3), config.language[1]);
94
95 char out[4] = {1, 1, 1, 1};
96 config.unpackLanguage(out);
97 EXPECT_EQ('t', out[0]);
98 EXPECT_EQ('g', out[1]);
99 EXPECT_EQ('p', out[2]);
100 EXPECT_EQ(0, out[3]);
101 }
102
TEST(ConfigLocaleTest,packAndUnpack3LetterRegion)103 TEST(ConfigLocaleTest, packAndUnpack3LetterRegion) {
104 ResTable_config config;
105 config.packRegion("419");
106
107 char out[4] = {1, 1, 1, 1};
108 config.unpackRegion(out);
109
110 EXPECT_EQ('4', out[0]);
111 EXPECT_EQ('1', out[1]);
112 EXPECT_EQ('9', out[2]);
113 }
114
fillIn(const char * lang,const char * country,const char * script,const char * variant,ResTable_config * out)115 /* static */ void fillIn(const char* lang, const char* country,
116 const char* script, const char* variant, ResTable_config* out) {
117 memset(out, 0, sizeof(ResTable_config));
118 if (lang != NULL) {
119 out->packLanguage(lang);
120 }
121
122 if (country != NULL) {
123 out->packRegion(country);
124 }
125
126 if (script != NULL) {
127 memcpy(out->localeScript, script, 4);
128 out->localeScriptWasComputed = false;
129 } else {
130 out->computeScript();
131 out->localeScriptWasComputed = true;
132 }
133
134 if (variant != NULL) {
135 memcpy(out->localeVariant, variant, strlen(variant));
136 }
137 }
138
TEST(ConfigLocaleTest,IsMoreSpecificThan)139 TEST(ConfigLocaleTest, IsMoreSpecificThan) {
140 ResTable_config l;
141 ResTable_config r;
142
143 fillIn("en", NULL, NULL, NULL, &l);
144 fillIn(NULL, NULL, NULL, NULL, &r);
145
146 EXPECT_TRUE(l.isMoreSpecificThan(r));
147 EXPECT_FALSE(r.isMoreSpecificThan(l));
148
149 fillIn("eng", NULL, NULL, NULL, &l);
150 EXPECT_TRUE(l.isMoreSpecificThan(r));
151 EXPECT_FALSE(r.isMoreSpecificThan(l));
152
153 fillIn("eng", "419", NULL, NULL, &r);
154 EXPECT_FALSE(l.isMoreSpecificThan(r));
155 EXPECT_TRUE(r.isMoreSpecificThan(l));
156
157 fillIn("en", NULL, NULL, NULL, &l);
158 fillIn("en", "US", NULL, NULL, &r);
159 EXPECT_FALSE(l.isMoreSpecificThan(r));
160 EXPECT_TRUE(r.isMoreSpecificThan(l));
161
162 fillIn("en", "US", NULL, NULL, &l);
163 fillIn("en", "US", "Latn", NULL, &r);
164 EXPECT_FALSE(l.isMoreSpecificThan(r));
165 EXPECT_TRUE(r.isMoreSpecificThan(l));
166
167 fillIn("en", "US", NULL, NULL, &l);
168 fillIn("en", "US", NULL, "POSIX", &r);
169 EXPECT_FALSE(l.isMoreSpecificThan(r));
170 EXPECT_TRUE(r.isMoreSpecificThan(l));
171
172 fillIn("en", "US", "Latn", NULL, &l);
173 fillIn("en", "US", NULL, "POSIX", &r);
174 EXPECT_FALSE(l.isMoreSpecificThan(r));
175 EXPECT_TRUE(r.isMoreSpecificThan(l));
176 }
177
TEST(ConfigLocaleTest,setLocale)178 TEST(ConfigLocaleTest, setLocale) {
179 ResTable_config test;
180 test.setBcp47Locale("en-US");
181 EXPECT_EQ('e', test.language[0]);
182 EXPECT_EQ('n', test.language[1]);
183 EXPECT_EQ('U', test.country[0]);
184 EXPECT_EQ('S', test.country[1]);
185 EXPECT_TRUE(test.localeScriptWasComputed);
186 EXPECT_EQ(0, memcmp("Latn", test.localeScript, 4));
187 EXPECT_EQ(0, test.localeVariant[0]);
188
189 test.setBcp47Locale("eng-419");
190 char out[4] = {1, 1, 1, 1};
191 test.unpackLanguage(out);
192 EXPECT_EQ('e', out[0]);
193 EXPECT_EQ('n', out[1]);
194 EXPECT_EQ('g', out[2]);
195 EXPECT_EQ(0, out[3]);
196 memset(out, 1, 4);
197 test.unpackRegion(out);
198 EXPECT_EQ('4', out[0]);
199 EXPECT_EQ('1', out[1]);
200 EXPECT_EQ('9', out[2]);
201
202 test.setBcp47Locale("en-Latn-419");
203 EXPECT_EQ('e', test.language[0]);
204 EXPECT_EQ('n', test.language[1]);
205 EXPECT_EQ(0, memcmp("Latn", test.localeScript, 4));
206 EXPECT_FALSE(test.localeScriptWasComputed);
207 memset(out, 1, 4);
208 test.unpackRegion(out);
209 EXPECT_EQ('4', out[0]);
210 EXPECT_EQ('1', out[1]);
211 EXPECT_EQ('9', out[2]);
212
213 test.setBcp47Locale("de-1901");
214 memset(out, 1, 4);
215 test.unpackLanguage(out);
216 EXPECT_EQ('d', out[0]);
217 EXPECT_EQ('e', out[1]);
218 EXPECT_EQ('\0', out[2]);
219 EXPECT_TRUE(test.localeScriptWasComputed);
220 EXPECT_EQ(0, memcmp("Latn", test.localeScript, 4));
221 memset(out, 1, 4);
222 test.unpackRegion(out);
223 EXPECT_EQ('\0', out[0]);
224 EXPECT_EQ(0, strcmp("1901", test.localeVariant));
225
226 test.setBcp47Locale("de-Latn-1901");
227 memset(out, 1, 4);
228 test.unpackLanguage(out);
229 EXPECT_EQ('d', out[0]);
230 EXPECT_EQ('e', out[1]);
231 EXPECT_EQ('\0', out[2]);
232 EXPECT_FALSE(test.localeScriptWasComputed);
233 EXPECT_EQ(0, memcmp("Latn", test.localeScript, 4));
234 memset(out, 1, 4);
235 test.unpackRegion(out);
236 EXPECT_EQ('\0', out[0]);
237 EXPECT_EQ(0, strcmp("1901", test.localeVariant));
238 }
239
TEST(ConfigLocaleTest,computeScript)240 TEST(ConfigLocaleTest, computeScript) {
241 ResTable_config config;
242
243 fillIn(NULL, NULL, NULL, NULL, &config);
244 EXPECT_EQ(0, memcmp("\0\0\0\0", config.localeScript, 4));
245
246 fillIn("zh", "TW", NULL, NULL, &config);
247 EXPECT_EQ(0, memcmp("Hant", config.localeScript, 4));
248
249 fillIn("zh", "CN", NULL, NULL, &config);
250 EXPECT_EQ(0, memcmp("Hans", config.localeScript, 4));
251
252 fillIn("az", NULL, NULL, NULL, &config);
253 EXPECT_EQ(0, memcmp("Latn", config.localeScript, 4));
254
255 fillIn("az", "AZ", NULL, NULL, &config);
256 EXPECT_EQ(0, memcmp("Latn", config.localeScript, 4));
257
258 fillIn("az", "IR", NULL, NULL, &config);
259 EXPECT_EQ(0, memcmp("Arab", config.localeScript, 4));
260
261 fillIn("peo", NULL, NULL, NULL, &config);
262 EXPECT_EQ(0, memcmp("Xpeo", config.localeScript, 4));
263
264 fillIn("qaa", NULL, NULL, NULL, &config);
265 EXPECT_EQ(0, memcmp("\0\0\0\0", config.localeScript, 4));
266 }
267
TEST(ConfigLocaleTest,getBcp47Locale_script)268 TEST(ConfigLocaleTest, getBcp47Locale_script) {
269 ResTable_config config;
270 fillIn("en", NULL, "Latn", NULL, &config);
271
272 char out[RESTABLE_MAX_LOCALE_LEN];
273 config.localeScriptWasComputed = false;
274 config.getBcp47Locale(out);
275 EXPECT_EQ(0, strcmp("en-Latn", out));
276
277 config.localeScriptWasComputed = true;
278 config.getBcp47Locale(out);
279 EXPECT_EQ(0, strcmp("en", out));
280 }
281
TEST(ConfigLocaleTest,match)282 TEST(ConfigLocaleTest, match) {
283 ResTable_config supported, requested;
284
285 fillIn(NULL, NULL, NULL, NULL, &supported);
286 fillIn("fr", "CA", NULL, NULL, &requested);
287 // Empty locale matches everything (as a default).
288 EXPECT_TRUE(supported.match(requested));
289
290 fillIn("en", "CA", NULL, NULL, &supported);
291 fillIn("fr", "CA", NULL, NULL, &requested);
292 // Different languages don't match.
293 EXPECT_FALSE(supported.match(requested));
294
295 fillIn("qaa", "FR", NULL, NULL, &supported);
296 fillIn("qaa", "CA", NULL, NULL, &requested);
297 // If we can't infer the scripts, different regions don't match.
298 EXPECT_FALSE(supported.match(requested));
299
300 fillIn("qaa", "FR", "Latn", NULL, &supported);
301 fillIn("qaa", "CA", NULL, NULL, &requested);
302 // If we can't infer any of the scripts, different regions don't match.
303 EXPECT_FALSE(supported.match(requested));
304
305 fillIn("qaa", "FR", NULL, NULL, &supported);
306 fillIn("qaa", "CA", "Latn", NULL, &requested);
307 // If we can't infer any of the scripts, different regions don't match.
308 EXPECT_FALSE(supported.match(requested));
309
310 fillIn("qaa", NULL, NULL, NULL, &supported);
311 fillIn("qaa", "CA", NULL, NULL, &requested);
312 // language-only resources still support language+region requests, even if we can't infer the
313 // script.
314 EXPECT_TRUE(supported.match(requested));
315
316 fillIn("qaa", "CA", NULL, NULL, &supported);
317 fillIn("qaa", "CA", NULL, NULL, &requested);
318 // Even if we can't infer the scripts, exactly equal locales match.
319 EXPECT_TRUE(supported.match(requested));
320
321 fillIn("az", NULL, NULL, NULL, &supported);
322 fillIn("az", NULL, "Latn", NULL, &requested);
323 // If the resolved scripts are the same, it doesn't matter if they were explicitly provided
324 // or not, and they match.
325 EXPECT_TRUE(supported.match(requested));
326
327 fillIn("az", NULL, NULL, NULL, &supported);
328 fillIn("az", NULL, "Cyrl", NULL, &requested);
329 // If the resolved scripts are different, they don't match.
330 EXPECT_FALSE(supported.match(requested));
331
332 fillIn("az", NULL, NULL, NULL, &supported);
333 fillIn("az", "IR", NULL, NULL, &requested);
334 // If the resolved scripts are different, they don't match.
335 EXPECT_FALSE(supported.match(requested));
336
337 fillIn("az", "IR", NULL, NULL, &supported);
338 fillIn("az", NULL, "Arab", NULL, &requested);
339 // If the resolved scripts are the same, it doesn't matter if they were explicitly provided
340 // or not, and they match.
341 EXPECT_TRUE(supported.match(requested));
342
343 fillIn("en", NULL, NULL, NULL, &supported);
344 fillIn("en", "XA", NULL, NULL, &requested);
345 // en-XA is a pseudo-locale, and English resources are not a match for it.
346 EXPECT_FALSE(supported.match(requested));
347
348 fillIn("en", "XA", NULL, NULL, &supported);
349 fillIn("en", NULL, NULL, NULL, &requested);
350 // en-XA is a pseudo-locale, and its resources don't support English locales.
351 EXPECT_FALSE(supported.match(requested));
352
353 fillIn("en", "XA", NULL, NULL, &supported);
354 fillIn("en", "XA", NULL, NULL, &requested);
355 // Even if they are pseudo-locales, exactly equal locales match.
356 EXPECT_TRUE(supported.match(requested));
357
358 fillIn("ar", NULL, NULL, NULL, &supported);
359 fillIn("ar", "XB", NULL, NULL, &requested);
360 // ar-XB is a pseudo-locale, and Arabic resources are not a match for it.
361 EXPECT_FALSE(supported.match(requested));
362
363 fillIn("ar", "XB", NULL, NULL, &supported);
364 fillIn("ar", NULL, NULL, NULL, &requested);
365 // ar-XB is a pseudo-locale, and its resources don't support Arabic locales.
366 EXPECT_FALSE(supported.match(requested));
367
368 fillIn("ar", "XB", NULL, NULL, &supported);
369 fillIn("ar", "XB", NULL, NULL, &requested);
370 // Even if they are pseudo-locales, exactly equal locales match.
371 EXPECT_TRUE(supported.match(requested));
372 }
373
TEST(ConfigLocaleTest,match_emptyScript)374 TEST(ConfigLocaleTest, match_emptyScript) {
375 ResTable_config supported, requested;
376
377 fillIn("fr", "FR", NULL, NULL, &supported);
378 fillIn("fr", "CA", NULL, NULL, &requested);
379
380 // emulate packages built with older AAPT
381 memset(supported.localeScript, '\0', 4);
382 supported.localeScriptWasComputed = false;
383
384 EXPECT_TRUE(supported.match(requested));
385 }
386
TEST(ConfigLocaleTest,isLocaleBetterThan_basics)387 TEST(ConfigLocaleTest, isLocaleBetterThan_basics) {
388 ResTable_config config1, config2, request;
389
390 fillIn(NULL, NULL, NULL, NULL, &request);
391 fillIn("fr", "FR", NULL, NULL, &config1);
392 fillIn("fr", "CA", NULL, NULL, &config2);
393 EXPECT_FALSE(config1.isLocaleBetterThan(config2, &request));
394 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
395
396 fillIn("fr", "CA", NULL, NULL, &request);
397 fillIn(NULL, NULL, NULL, NULL, &config1);
398 fillIn(NULL, NULL, NULL, NULL, &config2);
399 EXPECT_FALSE(config1.isLocaleBetterThan(config2, &request));
400 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
401
402 fillIn("fr", "CA", NULL, NULL, &request);
403 fillIn("fr", "FR", NULL, NULL, &config1);
404 fillIn(NULL, NULL, NULL, NULL, &config2);
405 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
406 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
407
408 fillIn("de", "DE", NULL, NULL, &request);
409 fillIn("de", "DE", NULL, "1901", &config1);
410 fillIn("de", "DE", NULL, "1996", &config2);
411 EXPECT_FALSE(config1.isLocaleBetterThan(config2, &request));
412 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
413
414 fillIn("de", "DE", NULL, "1901", &request);
415 fillIn("de", "DE", NULL, "1901", &config1);
416 fillIn("de", "DE", NULL, NULL, &config2);
417 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
418 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
419
420 fillIn("de", "DE", NULL, "1901", &request);
421 fillIn("de", "DE", NULL, "1996", &config1);
422 fillIn("de", "DE", NULL, NULL, &config2);
423 EXPECT_FALSE(config1.isLocaleBetterThan(config2, &request));
424 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
425 }
426
TEST(ConfigLocaleTest,isLocaleBetterThan_regionComparison)427 TEST(ConfigLocaleTest, isLocaleBetterThan_regionComparison) {
428 ResTable_config config1, config2, request;
429
430 fillIn("es", "AR", NULL, NULL, &request);
431 fillIn("es", "419", NULL, NULL, &config1);
432 fillIn("es", "419", NULL, NULL, &config2);
433 // Both supported locales are the same, so none is better than the other.
434 EXPECT_FALSE(config1.isLocaleBetterThan(config2, &request));
435 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
436
437 fillIn("es", "AR", NULL, NULL, &request);
438 fillIn("es", "AR", NULL, NULL, &config1);
439 fillIn("es", "419", NULL, NULL, &config2);
440 // An exact locale match is better than a parent.
441 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
442 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
443
444 fillIn("es", "AR", NULL, NULL, &request);
445 fillIn("es", "419", NULL, NULL, &config1);
446 fillIn("es", NULL, NULL, NULL, &config2);
447 // A closer parent is better.
448 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
449 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
450
451 fillIn("es", "AR", NULL, NULL, &request);
452 fillIn("es", "419", NULL, NULL, &config1);
453 fillIn("es", "ES", NULL, NULL, &config2);
454 // A parent is better than a non-parent representative locale.
455 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
456 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
457
458 fillIn("es", "AR", NULL, NULL, &request);
459 fillIn("es", NULL, NULL, NULL, &config1);
460 fillIn("es", "ES", NULL, NULL, &config2);
461 // A parent is better than a non-parent representative locale.
462 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
463 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
464
465 fillIn("es", "AR", NULL, NULL, &request);
466 fillIn("es", "PE", NULL, NULL, &config1);
467 fillIn("es", "ES", NULL, NULL, &config2);
468 // A closer locale is better.
469 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
470 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
471
472 fillIn("es", "AR", NULL, NULL, &request);
473 fillIn("es", "MX", NULL, NULL, &config1);
474 fillIn("es", "BO", NULL, NULL, &config2);
475 // A representative locale is better if they are equidistant.
476 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
477 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
478
479 fillIn("es", "AR", NULL, NULL, &request);
480 fillIn("es", "US", NULL, NULL, &config1);
481 fillIn("es", "BO", NULL, NULL, &config2);
482 // A representative locale is better if they are equidistant.
483 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
484 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
485
486 fillIn("es", "AR", NULL, NULL, &request);
487 fillIn("es", "MX", NULL, NULL, &config1);
488 fillIn("es", "US", NULL, NULL, &config2);
489 // If all is equal, the locale earlier in the dictionary is better.
490 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
491 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
492
493 fillIn("es", "GQ", NULL, NULL, &request);
494 fillIn("es", "IC", NULL, NULL, &config1);
495 fillIn("es", "419", NULL, NULL, &config2);
496 // If all is equal, the locale earlier in the dictionary is better and
497 // letters are better than numbers.
498 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
499 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
500
501 fillIn("en", "GB", NULL, NULL, &request);
502 fillIn("en", "001", NULL, NULL, &config1);
503 fillIn("en", NULL, NULL, NULL, &config2);
504 // A closer parent is better.
505 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
506 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
507
508 fillIn("en", "PR", NULL, NULL, &request);
509 fillIn("en", NULL, NULL, NULL, &config1);
510 fillIn("en", "001", NULL, NULL, &config2);
511 // A parent is better than a non-parent.
512 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
513 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
514
515 fillIn("en", "DE", NULL, NULL, &request);
516 fillIn("en", "150", NULL, NULL, &config1);
517 fillIn("en", "001", NULL, NULL, &config2);
518 // A closer parent is better.
519 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
520 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
521
522 fillIn("en", "IN", NULL, NULL, &request);
523 fillIn("en", "AU", NULL, NULL, &config1);
524 fillIn("en", "US", NULL, NULL, &config2);
525 // A closer locale is better.
526 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
527 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
528
529 fillIn("en", "PR", NULL, NULL, &request);
530 fillIn("en", "001", NULL, NULL, &config1);
531 fillIn("en", "GB", NULL, NULL, &config2);
532 // A closer locale is better.
533 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
534 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
535
536 fillIn("en", "IN", NULL, NULL, &request);
537 fillIn("en", "GB", NULL, NULL, &config1);
538 fillIn("en", "AU", NULL, NULL, &config2);
539 // A representative locale is better if they are equidistant.
540 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
541 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
542
543 fillIn("en", "IN", NULL, NULL, &request);
544 fillIn("en", "AU", NULL, NULL, &config1);
545 fillIn("en", "CA", NULL, NULL, &config2);
546 // If all is equal, the locale earlier in the dictionary is better.
547 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
548 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
549
550 fillIn("pt", "MZ", NULL, NULL, &request);
551 fillIn("pt", "PT", NULL, NULL, &config1);
552 fillIn("pt", NULL, NULL, NULL, &config2);
553 // A closer parent is better.
554 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
555 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
556
557 fillIn("pt", "MZ", NULL, NULL, &request);
558 fillIn("pt", "PT", NULL, NULL, &config1);
559 fillIn("pt", "BR", NULL, NULL, &config2);
560 // A parent is better than a non-parent.
561 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
562 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
563
564 fillIn("zh", "MO", "Hant", NULL, &request);
565 fillIn("zh", "HK", "Hant", NULL, &config1);
566 fillIn("zh", "TW", "Hant", NULL, &config2);
567 // A parent is better than a non-parent.
568 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
569 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
570
571 fillIn("zh", "US", "Hant", NULL, &request);
572 fillIn("zh", "TW", "Hant", NULL, &config1);
573 fillIn("zh", "HK", "Hant", NULL, &config2);
574 // A representative locale is better if they are equidistant.
575 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
576 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
577
578 fillIn("ar", "DZ", NULL, NULL, &request);
579 fillIn("ar", "015", NULL, NULL, &config1);
580 fillIn("ar", NULL, NULL, NULL, &config2);
581 // A closer parent is better.
582 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
583 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
584
585 fillIn("ar", "EG", NULL, NULL, &request);
586 fillIn("ar", NULL, NULL, NULL, &config1);
587 fillIn("ar", "015", NULL, NULL, &config2);
588 // A parent is better than a non-parent.
589 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
590 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
591
592 fillIn("ar", "QA", NULL, NULL, &request);
593 fillIn("ar", "EG", NULL, NULL, &config1);
594 fillIn("ar", "BH", NULL, NULL, &config2);
595 // A representative locale is better if they are equidistant.
596 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
597 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
598
599 fillIn("ar", "QA", NULL, NULL, &request);
600 fillIn("ar", "SA", NULL, NULL, &config1);
601 fillIn("ar", "015", NULL, NULL, &config2);
602 // If all is equal, the locale earlier in the dictionary is better and
603 // letters are better than numbers.
604 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
605 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
606 }
607
608 // Default resources are considered better matches for US English
609 // and US-like English locales than International English locales
TEST(ConfigLocaleTest,isLocaleBetterThan_UsEnglishIsSpecial)610 TEST(ConfigLocaleTest, isLocaleBetterThan_UsEnglishIsSpecial) {
611 ResTable_config config1, config2, request;
612
613 fillIn("en", "US", NULL, NULL, &request);
614 fillIn(NULL, NULL, NULL, NULL, &config1);
615 fillIn("en", "001", NULL, NULL, &config2);
616 // default is better than International English
617 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
618 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
619
620 fillIn("en", "US", NULL, NULL, &request);
621 fillIn(NULL, NULL, NULL, NULL, &config1);
622 fillIn("en", "GB", NULL, NULL, &config2);
623 // default is better than British English
624 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
625 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
626
627 fillIn("en", "PR", NULL, NULL, &request);
628 fillIn(NULL, NULL, NULL, NULL, &config1);
629 fillIn("en", "001", NULL, NULL, &config2);
630 // Even for Puerto Rico, default is better than International English
631 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
632 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
633
634 fillIn("en", "US", NULL, NULL, &request);
635 fillIn("en", NULL, NULL, NULL, &config1);
636 fillIn(NULL, NULL, NULL, NULL, &config2);
637 // "English" is better than default, since it's a parent of US English
638 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
639 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
640
641 fillIn("en", "PR", NULL, NULL, &request);
642 fillIn("en", NULL, NULL, NULL, &config1);
643 fillIn(NULL, NULL, NULL, NULL, &config2);
644 // "English" is better than default, since it's a parent of Puerto Rico English
645 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
646 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
647
648 fillIn("en", "US", NULL, NULL, &request);
649 fillIn(NULL, NULL, NULL, NULL, &config1);
650 fillIn("en", "PR", NULL, NULL, &config2);
651 // For US English itself, we prefer default to its siblings in the parent tree
652 EXPECT_TRUE(config1.isLocaleBetterThan(config2, &request));
653 EXPECT_FALSE(config2.isLocaleBetterThan(config1, &request));
654 }
655
656 } // namespace android
657