1 // Copyright 2014 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 "components/translate/core/browser/translate_prefs.h"
6
7 #include <algorithm>
8 #include <string>
9 #include <vector>
10
11 #include "components/translate/core/browser/translate_download_manager.h"
12 #include "testing/gtest/include/gtest/gtest.h"
13
14 namespace translate {
15
TEST(TranslatePrefsTest,CreateBlockedLanguages)16 TEST(TranslatePrefsTest, CreateBlockedLanguages) {
17 TranslateDownloadManager::GetInstance()->set_application_locale("en");
18 std::vector<std::string> blacklisted_languages;
19 blacklisted_languages.push_back("en");
20 blacklisted_languages.push_back("fr");
21 // Hebrew: synonym to 'he'
22 blacklisted_languages.push_back("iw");
23 // Haitian is not used as Accept-Language
24 blacklisted_languages.push_back("ht");
25
26 std::vector<std::string> accept_languages;
27 accept_languages.push_back("en");
28 // The subcode (IT) will be ignored when merging, except for Chinese.
29 accept_languages.push_back("it-IT");
30 accept_languages.push_back("ja");
31 // Filippino: synonym to 'tl'
32 accept_languages.push_back("fil");
33 // General Chinese is not used as Translate language, but not filtered
34 // when merging.
35 accept_languages.push_back("zh");
36 // Chinese with a sub code is acceptable for the blocked-language list.
37 accept_languages.push_back("zh-TW");
38
39 std::vector<std::string> blocked_languages;
40
41 TranslatePrefs::CreateBlockedLanguages(&blocked_languages,
42 blacklisted_languages,
43 accept_languages);
44
45 // The order of the elements cannot be determined.
46 std::vector<std::string> expected;
47 expected.push_back("en");
48 expected.push_back("fr");
49 expected.push_back("iw");
50 expected.push_back("ht");
51 expected.push_back("it");
52 expected.push_back("ja");
53 expected.push_back("tl");
54 expected.push_back("zh");
55 expected.push_back("zh-TW");
56
57 EXPECT_EQ(expected.size(), blocked_languages.size());
58 for (std::vector<std::string>::const_iterator it = expected.begin();
59 it != expected.end(); ++it) {
60 EXPECT_NE(blocked_languages.end(),
61 std::find(blocked_languages.begin(),
62 blocked_languages.end(),
63 *it));
64 }
65 }
66
TEST(TranslatePrefsTest,CreateBlockedLanguagesNonEnglishUI)67 TEST(TranslatePrefsTest, CreateBlockedLanguagesNonEnglishUI) {
68 std::vector<std::string> blacklisted_languages;
69 blacklisted_languages.push_back("fr");
70
71 std::vector<std::string> accept_languages;
72 accept_languages.push_back("en");
73 accept_languages.push_back("ja");
74 accept_languages.push_back("zh");
75
76 // Run in an English locale.
77 {
78 TranslateDownloadManager::GetInstance()->set_application_locale("en");
79 std::vector<std::string> blocked_languages;
80 TranslatePrefs::CreateBlockedLanguages(&blocked_languages,
81 blacklisted_languages,
82 accept_languages);
83 std::vector<std::string> expected;
84 expected.push_back("en");
85 expected.push_back("fr");
86 expected.push_back("ja");
87 expected.push_back("zh");
88
89 EXPECT_EQ(expected.size(), blocked_languages.size());
90 for (std::vector<std::string>::const_iterator it = expected.begin();
91 it != expected.end(); ++it) {
92 EXPECT_NE(blocked_languages.end(),
93 std::find(blocked_languages.begin(),
94 blocked_languages.end(),
95 *it));
96 }
97 }
98
99 // Run in a Japanese locale.
100 // English should not be included in the result even though Accept Languages
101 // has English because the UI is not English.
102 {
103 TranslateDownloadManager::GetInstance()->set_application_locale("ja");
104 std::vector<std::string> blocked_languages;
105 TranslatePrefs::CreateBlockedLanguages(&blocked_languages,
106 blacklisted_languages,
107 accept_languages);
108 std::vector<std::string> expected;
109 expected.push_back("fr");
110 expected.push_back("ja");
111 expected.push_back("zh");
112
113 EXPECT_EQ(expected.size(), blocked_languages.size());
114 for (std::vector<std::string>::const_iterator it = expected.begin();
115 it != expected.end(); ++it) {
116 EXPECT_NE(blocked_languages.end(),
117 std::find(blocked_languages.begin(),
118 blocked_languages.end(),
119 *it));
120 }
121 }
122 }
123
124 } // namespace translate
125