1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "build/build_config.h"
6
7 #if defined(OS_POSIX) && !defined(OS_MACOSX)
8 #include <cstdlib>
9 #endif
10
11 #include "base/basictypes.h"
12 #include "base/environment.h"
13 #include "base/file_util.h"
14 #include "base/i18n/case_conversion.h"
15 #include "base/i18n/rtl.h"
16 #include "base/path_service.h"
17 #include "base/stl_util.h"
18 #include "base/strings/string_util.h"
19 #include "base/strings/utf_string_conversions.h"
20 #include "base/test/scoped_path_override.h"
21 #include "testing/gtest/include/gtest/gtest.h"
22 #include "testing/platform_test.h"
23 #include "third_party/icu/source/common/unicode/locid.h"
24 #include "ui/base/l10n/l10n_util.h"
25 #include "ui/base/l10n/l10n_util_collator.h"
26 #include "ui/base/ui_base_paths.h"
27
28 #if defined(OS_WIN)
29 #include "base/win/windows_version.h"
30 #endif
31
32 #if !defined(OS_MACOSX)
33 #include "ui/base/test/data/resource.h"
34 #endif
35
36 namespace {
37
38 class StringWrapper {
39 public:
StringWrapper(const string16 & string)40 explicit StringWrapper(const string16& string) : string_(string) {}
string() const41 const string16& string() const { return string_; }
42
43 private:
44 string16 string_;
45
46 DISALLOW_COPY_AND_ASSIGN(StringWrapper);
47 };
48
49 } // namespace
50
51 class L10nUtilTest : public PlatformTest {
52 };
53
54 #if defined(OS_WIN)
55 // TODO(beng): disabled until app strings move to app.
TEST_F(L10nUtilTest,DISABLED_GetString)56 TEST_F(L10nUtilTest, DISABLED_GetString) {
57 std::string s = l10n_util::GetStringUTF8(IDS_SIMPLE);
58 EXPECT_EQ(std::string("Hello World!"), s);
59
60 s = l10n_util::GetStringFUTF8(IDS_PLACEHOLDERS,
61 UTF8ToUTF16("chrome"),
62 UTF8ToUTF16("10"));
63 EXPECT_EQ(std::string("Hello, chrome. Your number is 10."), s);
64
65 string16 s16 = l10n_util::GetStringFUTF16Int(IDS_PLACEHOLDERS_2, 20);
66 EXPECT_EQ(UTF8ToUTF16("You owe me $20."), s16);
67 }
68 #endif // defined(OS_WIN)
69
70 #if !defined(OS_MACOSX) && !defined(OS_ANDROID)
71 // On Mac, we are disabling this test because GetApplicationLocale() as an
72 // API isn't something that we'll easily be able to unit test in this manner.
73 // The meaning of that API, on the Mac, is "the locale used by Cocoa's main
74 // nib file", which clearly can't be stubbed by a test app that doesn't use
75 // Cocoa.
76
77 // On Android, we are disabling this test since GetApplicationLocale() just
78 // returns the system's locale, which, similarly, is not easily unit tested.
79
80 #if defined(OS_POSIX) && defined(USE_GLIB) && !defined(OS_CHROMEOS)
81 const bool kPlatformHasDefaultLocale = 1;
82 const bool kUseLocaleFromEnvironment = 1;
83 const bool kSupportsLocalePreference = 0;
84 #elif defined(OS_WIN)
85 const bool kPlatformHasDefaultLocale = 1;
86 const bool kUseLocaleFromEnvironment = 0;
87 const bool kSupportsLocalePreference = 1;
88 #else
89 const bool kPlatformHasDefaultLocale = 0;
90 const bool kUseLocaleFromEnvironment = 0;
91 const bool kSupportsLocalePreference = 1;
92 #endif
93
SetDefaultLocaleForTest(const std::string & tag,base::Environment * env)94 void SetDefaultLocaleForTest(const std::string& tag, base::Environment* env) {
95 if (kUseLocaleFromEnvironment)
96 env->SetVar("LANGUAGE", tag);
97 else
98 base::i18n::SetICUDefaultLocale(tag);
99 }
100
TEST_F(L10nUtilTest,GetAppLocale)101 TEST_F(L10nUtilTest, GetAppLocale) {
102 scoped_ptr<base::Environment> env;
103 // Use a temporary locale dir so we don't have to actually build the locale
104 // pak files for this test.
105 base::ScopedPathOverride locale_dir_override(ui::DIR_LOCALES);
106 base::FilePath new_locale_dir;
107 ASSERT_TRUE(PathService::Get(ui::DIR_LOCALES, &new_locale_dir));
108 // Make fake locale files.
109 std::string filenames[] = {
110 "en-US",
111 "en-GB",
112 "fr",
113 "es-419",
114 "es",
115 "zh-TW",
116 "zh-CN",
117 "he",
118 "fil",
119 "nb",
120 "am",
121 "ca",
122 "ca@valencia",
123 };
124
125 for (size_t i = 0; i < arraysize(filenames); ++i) {
126 base::FilePath filename = new_locale_dir.AppendASCII(
127 filenames[i] + ".pak");
128 file_util::WriteFile(filename, "", 0);
129 }
130
131 // Keep a copy of ICU's default locale before we overwrite it.
132 const std::string original_locale = base::i18n::GetConfiguredLocale();
133
134 if (kPlatformHasDefaultLocale && kUseLocaleFromEnvironment) {
135 env.reset(base::Environment::Create());
136
137 // Test the support of LANGUAGE environment variable.
138 base::i18n::SetICUDefaultLocale("en-US");
139 env->SetVar("LANGUAGE", "xx:fr_CA");
140 EXPECT_EQ("fr", l10n_util::GetApplicationLocale(std::string()));
141
142 env->SetVar("LANGUAGE", "xx:yy:en_gb.utf-8@quot");
143 EXPECT_EQ("en-GB", l10n_util::GetApplicationLocale(std::string()));
144
145 env->SetVar("LANGUAGE", "xx:zh-hk");
146 EXPECT_EQ("zh-TW", l10n_util::GetApplicationLocale(std::string()));
147
148 // We emulate gettext's behavior here, which ignores LANG/LC_MESSAGES/LC_ALL
149 // when LANGUAGE is specified. If no language specified in LANGUAGE is
150 // valid,
151 // then just fallback to the default language, which is en-US for us.
152 base::i18n::SetICUDefaultLocale("fr-FR");
153 env->SetVar("LANGUAGE", "xx:yy");
154 EXPECT_EQ("en-US", l10n_util::GetApplicationLocale(std::string()));
155
156 env->SetVar("LANGUAGE", "/fr:zh_CN");
157 EXPECT_EQ("zh-CN", l10n_util::GetApplicationLocale(std::string()));
158
159 // Test prioritization of the different environment variables.
160 env->SetVar("LANGUAGE", "fr");
161 env->SetVar("LC_ALL", "es");
162 env->SetVar("LC_MESSAGES", "he");
163 env->SetVar("LANG", "nb");
164 EXPECT_EQ("fr", l10n_util::GetApplicationLocale(std::string()));
165 env->UnSetVar("LANGUAGE");
166 EXPECT_EQ("es", l10n_util::GetApplicationLocale(std::string()));
167 env->UnSetVar("LC_ALL");
168 EXPECT_EQ("he", l10n_util::GetApplicationLocale(std::string()));
169 env->UnSetVar("LC_MESSAGES");
170 EXPECT_EQ("nb", l10n_util::GetApplicationLocale(std::string()));
171 env->UnSetVar("LANG");
172
173 SetDefaultLocaleForTest("ca", env.get());
174 EXPECT_EQ("ca", l10n_util::GetApplicationLocale(std::string()));
175
176 SetDefaultLocaleForTest("ca-ES", env.get());
177 EXPECT_EQ("ca", l10n_util::GetApplicationLocale(std::string()));
178
179 SetDefaultLocaleForTest("ca@valencia", env.get());
180 EXPECT_EQ("ca@valencia", l10n_util::GetApplicationLocale(std::string()));
181
182 SetDefaultLocaleForTest("ca_ES@valencia", env.get());
183 EXPECT_EQ("ca@valencia", l10n_util::GetApplicationLocale(std::string()));
184
185 SetDefaultLocaleForTest("ca_ES.UTF8@valencia", env.get());
186 EXPECT_EQ("ca@valencia", l10n_util::GetApplicationLocale(std::string()));
187 }
188
189 SetDefaultLocaleForTest("en-US", env.get());
190 EXPECT_EQ("en-US", l10n_util::GetApplicationLocale(std::string()));
191
192 SetDefaultLocaleForTest("xx", env.get());
193 EXPECT_EQ("en-US", l10n_util::GetApplicationLocale(std::string()));
194
195 if (!kPlatformHasDefaultLocale) {
196 // ChromeOS & embedded use only browser prefs in GetApplicationLocale(),
197 // ignoring the environment, and default to en-US. Other platforms honor
198 // the default locale from the OS or environment.
199 SetDefaultLocaleForTest("en-GB", env.get());
200 EXPECT_EQ("en-US", l10n_util::GetApplicationLocale(""));
201
202 SetDefaultLocaleForTest("en-US", env.get());
203 EXPECT_EQ("en-GB", l10n_util::GetApplicationLocale("en-GB"));
204
205 SetDefaultLocaleForTest("en-US", env.get());
206 EXPECT_EQ("en-GB", l10n_util::GetApplicationLocale("en-AU"));
207
208 SetDefaultLocaleForTest("en-US", env.get());
209 EXPECT_EQ("en-GB", l10n_util::GetApplicationLocale("en-NZ"));
210
211 SetDefaultLocaleForTest("en-US", env.get());
212 EXPECT_EQ("en-GB", l10n_util::GetApplicationLocale("en-CA"));
213
214 SetDefaultLocaleForTest("en-US", env.get());
215 EXPECT_EQ("en-GB", l10n_util::GetApplicationLocale("en-ZA"));
216 } else {
217 // Most platforms have an OS-provided locale. This locale is preferred.
218 SetDefaultLocaleForTest("en-GB", env.get());
219 EXPECT_EQ("en-GB", l10n_util::GetApplicationLocale(std::string()));
220
221 SetDefaultLocaleForTest("fr-CA", env.get());
222 EXPECT_EQ("fr", l10n_util::GetApplicationLocale(std::string()));
223
224 SetDefaultLocaleForTest("es-MX", env.get());
225 EXPECT_EQ("es-419", l10n_util::GetApplicationLocale(std::string()));
226
227 SetDefaultLocaleForTest("es-AR", env.get());
228 EXPECT_EQ("es-419", l10n_util::GetApplicationLocale(std::string()));
229
230 SetDefaultLocaleForTest("es-ES", env.get());
231 EXPECT_EQ("es", l10n_util::GetApplicationLocale(std::string()));
232
233 SetDefaultLocaleForTest("es", env.get());
234 EXPECT_EQ("es", l10n_util::GetApplicationLocale(std::string()));
235
236 SetDefaultLocaleForTest("zh-HK", env.get());
237 EXPECT_EQ("zh-TW", l10n_util::GetApplicationLocale(std::string()));
238
239 SetDefaultLocaleForTest("zh-MO", env.get());
240 EXPECT_EQ("zh-TW", l10n_util::GetApplicationLocale(std::string()));
241
242 SetDefaultLocaleForTest("zh-SG", env.get());
243 EXPECT_EQ("zh-CN", l10n_util::GetApplicationLocale(std::string()));
244
245 SetDefaultLocaleForTest("en-CA", env.get());
246 EXPECT_EQ("en-GB", l10n_util::GetApplicationLocale(std::string()));
247
248 SetDefaultLocaleForTest("en-AU", env.get());
249 EXPECT_EQ("en-GB", l10n_util::GetApplicationLocale(std::string()));
250
251 SetDefaultLocaleForTest("en-NZ", env.get());
252 EXPECT_EQ("en-GB", l10n_util::GetApplicationLocale(std::string()));
253
254 SetDefaultLocaleForTest("en-ZA", env.get());
255 EXPECT_EQ("en-GB", l10n_util::GetApplicationLocale(std::string()));
256 }
257
258 if (kSupportsLocalePreference) {
259 // On windows, the user can override the locale in preferences.
260 base::i18n::SetICUDefaultLocale("en-US");
261 EXPECT_EQ("fr", l10n_util::GetApplicationLocale("fr"));
262 EXPECT_EQ("fr", l10n_util::GetApplicationLocale("fr-CA"));
263
264 base::i18n::SetICUDefaultLocale("en-US");
265 // Aliases iw, no, tl to he, nb, fil.
266 EXPECT_EQ("he", l10n_util::GetApplicationLocale("iw"));
267 EXPECT_EQ("nb", l10n_util::GetApplicationLocale("no"));
268 EXPECT_EQ("fil", l10n_util::GetApplicationLocale("tl"));
269 // es-419 and es-XX (where XX is not Spain) should be
270 // mapped to es-419 (Latin American Spanish).
271 EXPECT_EQ("es-419", l10n_util::GetApplicationLocale("es-419"));
272 EXPECT_EQ("es", l10n_util::GetApplicationLocale("es-ES"));
273 EXPECT_EQ("es-419", l10n_util::GetApplicationLocale("es-AR"));
274
275 base::i18n::SetICUDefaultLocale("es-AR");
276 EXPECT_EQ("es", l10n_util::GetApplicationLocale("es"));
277
278 base::i18n::SetICUDefaultLocale("zh-HK");
279 EXPECT_EQ("zh-CN", l10n_util::GetApplicationLocale("zh-CN"));
280
281 base::i18n::SetICUDefaultLocale("he");
282 EXPECT_EQ("en-US", l10n_util::GetApplicationLocale("en"));
283 }
284
285 #if defined(OS_WIN)
286 // Amharic should be blocked unless OS is Vista or newer.
287 if (base::win::GetVersion() < base::win::VERSION_VISTA) {
288 base::i18n::SetICUDefaultLocale("am");
289 EXPECT_EQ("en-US", l10n_util::GetApplicationLocale(""));
290 base::i18n::SetICUDefaultLocale("en-GB");
291 EXPECT_EQ("en-GB", l10n_util::GetApplicationLocale("am"));
292 } else {
293 base::i18n::SetICUDefaultLocale("am");
294 EXPECT_EQ("am", l10n_util::GetApplicationLocale(""));
295 base::i18n::SetICUDefaultLocale("en-GB");
296 EXPECT_EQ("am", l10n_util::GetApplicationLocale("am"));
297 }
298 #endif // defined(OS_WIN)
299
300 // Clean up.
301 base::i18n::SetICUDefaultLocale(original_locale);
302 }
303 #endif // !defined(OS_MACOSX)
304
TEST_F(L10nUtilTest,SortStringsUsingFunction)305 TEST_F(L10nUtilTest, SortStringsUsingFunction) {
306 std::vector<StringWrapper*> strings;
307 strings.push_back(new StringWrapper(UTF8ToUTF16("C")));
308 strings.push_back(new StringWrapper(UTF8ToUTF16("d")));
309 strings.push_back(new StringWrapper(UTF8ToUTF16("b")));
310 strings.push_back(new StringWrapper(UTF8ToUTF16("a")));
311 l10n_util::SortStringsUsingMethod("en-US",
312 &strings,
313 &StringWrapper::string);
314 ASSERT_TRUE(UTF8ToUTF16("a") == strings[0]->string());
315 ASSERT_TRUE(UTF8ToUTF16("b") == strings[1]->string());
316 ASSERT_TRUE(UTF8ToUTF16("C") == strings[2]->string());
317 ASSERT_TRUE(UTF8ToUTF16("d") == strings[3]->string());
318 STLDeleteElements(&strings);
319 }
320
321 /**
322 * Helper method for validating strings that require direcitonal markup.
323 * Checks that parentheses are enclosed in appropriate direcitonal markers.
324 */
CheckUiDisplayNameForLocale(const std::string & locale,const std::string & display_locale,bool is_rtl)325 void CheckUiDisplayNameForLocale(const std::string& locale,
326 const std::string& display_locale,
327 bool is_rtl) {
328 EXPECT_EQ(true, base::i18n::IsRTL());
329 string16 result = l10n_util::GetDisplayNameForLocale(locale,
330 display_locale,
331 /* is_for_ui */ true);
332
333 bool rtl_direction = true;
334 for (size_t i = 0; i < result.length() - 1; i++) {
335 char16 ch = result.at(i);
336 switch (ch) {
337 case base::i18n::kLeftToRightMark:
338 case base::i18n::kLeftToRightEmbeddingMark:
339 rtl_direction = false;
340 break;
341 case base::i18n::kRightToLeftMark:
342 case base::i18n::kRightToLeftEmbeddingMark:
343 rtl_direction = true;
344 break;
345 case '(':
346 case ')':
347 EXPECT_EQ(is_rtl, rtl_direction);
348 }
349 }
350 }
351
TEST_F(L10nUtilTest,GetDisplayNameForLocale)352 TEST_F(L10nUtilTest, GetDisplayNameForLocale) {
353 // TODO(jungshik): Make this test more extensive.
354 // Test zh-CN and zh-TW are treated as zh-Hans and zh-Hant.
355 string16 result = l10n_util::GetDisplayNameForLocale("zh-CN", "en", false);
356 EXPECT_EQ(ASCIIToUTF16("Chinese (Simplified Han)"), result);
357
358 result = l10n_util::GetDisplayNameForLocale("zh-TW", "en", false);
359 EXPECT_EQ(ASCIIToUTF16("Chinese (Traditional Han)"), result);
360
361 result = l10n_util::GetDisplayNameForLocale("pt-BR", "en", false);
362 EXPECT_EQ(ASCIIToUTF16("Portuguese (Brazil)"), result);
363
364 result = l10n_util::GetDisplayNameForLocale("es-419", "en", false);
365 EXPECT_EQ(ASCIIToUTF16("Spanish (Latin America)"), result);
366
367 result = l10n_util::GetDisplayNameForLocale("-BR", "en", false);
368 EXPECT_EQ(ASCIIToUTF16("Brazil"), result);
369
370 result = l10n_util::GetDisplayNameForLocale("xyz-xyz", "en", false);
371 EXPECT_EQ(ASCIIToUTF16("xyz (XYZ)"), result);
372
373 #if !defined(TOOLKIT_GTK)
374 // Check for directional markers when using RTL languages to ensure that
375 // direction neutral characters such as parentheses are properly formatted.
376
377 // Keep a copy of ICU's default locale before we overwrite it.
378 const std::string original_locale = base::i18n::GetConfiguredLocale();
379
380 base::i18n::SetICUDefaultLocale("he");
381 CheckUiDisplayNameForLocale("en-US", "en", false);
382 CheckUiDisplayNameForLocale("en-US", "he", true);
383
384 // Clean up.
385 base::i18n::SetICUDefaultLocale(original_locale);
386 #endif
387
388 // ToUpper and ToLower should work with embedded NULLs.
389 const size_t length_with_null = 4;
390 char16 buf_with_null[length_with_null] = { 0, 'a', 0, 'b' };
391 string16 string16_with_null(buf_with_null, length_with_null);
392
393 string16 upper_with_null = base::i18n::ToUpper(string16_with_null);
394 ASSERT_EQ(length_with_null, upper_with_null.size());
395 EXPECT_TRUE(upper_with_null[0] == 0 && upper_with_null[1] == 'A' &&
396 upper_with_null[2] == 0 && upper_with_null[3] == 'B');
397
398 string16 lower_with_null = base::i18n::ToLower(upper_with_null);
399 ASSERT_EQ(length_with_null, upper_with_null.size());
400 EXPECT_TRUE(lower_with_null[0] == 0 && lower_with_null[1] == 'a' &&
401 lower_with_null[2] == 0 && lower_with_null[3] == 'b');
402 }
403
TEST_F(L10nUtilTest,GetDisplayNameForCountry)404 TEST_F(L10nUtilTest, GetDisplayNameForCountry) {
405 string16 result = l10n_util::GetDisplayNameForCountry("BR", "en");
406 EXPECT_EQ(ASCIIToUTF16("Brazil"), result);
407
408 result = l10n_util::GetDisplayNameForCountry("419", "en");
409 EXPECT_EQ(ASCIIToUTF16("Latin America"), result);
410
411 result = l10n_util::GetDisplayNameForCountry("xyz", "en");
412 EXPECT_EQ(ASCIIToUTF16("XYZ"), result);
413 }
414
TEST_F(L10nUtilTest,GetParentLocales)415 TEST_F(L10nUtilTest, GetParentLocales) {
416 std::vector<std::string> locales;
417 const std::string top_locale("sr_Cyrl_RS");
418 l10n_util::GetParentLocales(top_locale, &locales);
419
420 ASSERT_EQ(3U, locales.size());
421 EXPECT_EQ("sr_Cyrl_RS", locales[0]);
422 EXPECT_EQ("sr_Cyrl", locales[1]);
423 EXPECT_EQ("sr", locales[2]);
424 }
425
TEST_F(L10nUtilTest,IsValidLocaleSyntax)426 TEST_F(L10nUtilTest, IsValidLocaleSyntax) {
427 // Test valid locales.
428 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("en"));
429 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("fr"));
430 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("de"));
431 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("pt"));
432 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("zh"));
433 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("fil"));
434 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("haw"));
435 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("en-US"));
436 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("en_US"));
437 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("en_GB"));
438 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("pt-BR"));
439 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("zh_CN"));
440 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("zh_Hans"));
441 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("zh_Hans_CN"));
442 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("zh_Hant"));
443 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("zh_Hant_TW"));
444 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("fr_CA"));
445 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("i-klingon"));
446 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("es-419"));
447 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("en_IE_PREEURO"));
448 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("en_IE_u_cu_IEP"));
449 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("en_IE@currency=IEP"));
450 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("fr@x=y"));
451 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax("zn_CN@foo=bar"));
452 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax(
453 "fr@collation=phonebook;calendar=islamic-civil"));
454 EXPECT_TRUE(l10n_util::IsValidLocaleSyntax(
455 "sr_Latn_RS_REVISED@currency=USD"));
456
457 // Test invalid locales.
458 EXPECT_FALSE(l10n_util::IsValidLocaleSyntax(std::string()));
459 EXPECT_FALSE(l10n_util::IsValidLocaleSyntax("x"));
460 EXPECT_FALSE(l10n_util::IsValidLocaleSyntax("12"));
461 EXPECT_FALSE(l10n_util::IsValidLocaleSyntax("456"));
462 EXPECT_FALSE(l10n_util::IsValidLocaleSyntax("a1"));
463 EXPECT_FALSE(l10n_util::IsValidLocaleSyntax("enUS"));
464 EXPECT_FALSE(l10n_util::IsValidLocaleSyntax("zhcn"));
465 EXPECT_FALSE(l10n_util::IsValidLocaleSyntax("en.US"));
466 EXPECT_FALSE(l10n_util::IsValidLocaleSyntax("en#US"));
467 EXPECT_FALSE(l10n_util::IsValidLocaleSyntax("-en-US"));
468 EXPECT_FALSE(l10n_util::IsValidLocaleSyntax("en-US-"));
469 EXPECT_FALSE(l10n_util::IsValidLocaleSyntax("123-en-US"));
470 EXPECT_FALSE(l10n_util::IsValidLocaleSyntax("Latin"));
471 EXPECT_FALSE(l10n_util::IsValidLocaleSyntax("German"));
472 EXPECT_FALSE(l10n_util::IsValidLocaleSyntax("pt--BR"));
473 EXPECT_FALSE(l10n_util::IsValidLocaleSyntax("sl-macedonia"));
474 EXPECT_FALSE(l10n_util::IsValidLocaleSyntax("@"));
475 EXPECT_FALSE(l10n_util::IsValidLocaleSyntax("en-US@"));
476 EXPECT_FALSE(l10n_util::IsValidLocaleSyntax("en-US@x"));
477 EXPECT_FALSE(l10n_util::IsValidLocaleSyntax("en-US@x="));
478 EXPECT_FALSE(l10n_util::IsValidLocaleSyntax("en-US@=y"));
479 }
480