Extract l10n-related parts of NetworkScreenHandler to a helper file

chrome/browser/ui/webui/options/chromeos/cros_language_options_handler_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/webui/options/language_options_handler.h"
 
 #include <string>
 
 #include "base/memory/singleton.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 134 matching lines @@
   // EXPECT_EQ("Japanese input method (for US keyboard)", display_name);
   ASSERT_TRUE(language_code_set->HasKey("is"));
 }
 
 TEST_F(CrosLanguageOptionsHandlerTest, GetUILanguageList) {
   // This requires initialized StatisticsProvider.
   // (see CrosLanguageOptionsHandlerTest() )
   InputMethodDescriptors descriptors = CreateInputMethodDescriptors1();
   scoped_ptr<base::ListValue> list(
       chromeos::options::CrosLanguageOptionsHandler::GetUILanguageList(
-          descriptors));
+          descriptors,
+          NULL));
 
   for (size_t i = 0; i < list->GetSize(); ++i) {
     base::DictionaryValue* dict;
     ASSERT_TRUE(list->GetDictionary(i, &dict));
     std::string code;
     ASSERT_TRUE(dict->GetString("code", &code));
     EXPECT_NE("is", code)
         << "Icelandic is an example language which has input method "
         << "but can't use it as UI language.";
   }
@@ skipping 22 matching lines @@
   }
 
 TEST_F(CrosLanguageOptionsHandlerTest, GetUILanguageListMulti) {
   Test__InitStartupCustomizationDocument(kStartupManifest1);
 
   // This requires initialized StatisticsProvider.
   // (see CrosLanguageOptionsHandlerTest() )
   InputMethodDescriptors descriptors = CreateInputMethodDescriptors2();
   scoped_ptr<base::ListValue> list(
       chromeos::options::CrosLanguageOptionsHandler::GetUILanguageList(
-          descriptors));
+          descriptors,
+          NULL));
 
   base::DictionaryValue* dict;
   std::string code;
 
   for (size_t i = 0; i < list->GetSize(); ++i) {
     ASSERT_TRUE(list->GetDictionary(i, &dict));
     ASSERT_TRUE(dict->GetString("code", &code));
     EXPECT_NE("is", code)
         << "Icelandic is an example language which has input method "
         << "but can't use it as UI language.";
   }
 
   // (4 languages (except islandic) + divider)=5 + all other languages
   EXPECT_GT(list->GetSize(), 5u);
 
   EXPECT_LANGUAGE_CODE_AT(0, "fr")
   EXPECT_LANGUAGE_CODE_AT(1, "en-US")
   EXPECT_LANGUAGE_CODE_AT(2, "de")
   EXPECT_LANGUAGE_CODE_AT(3, "it")
-  EXPECT_LANGUAGE_CODE_AT(4,
-                          chromeos::options::kVendorOtherLanguagesListDivider);
+  EXPECT_LANGUAGE_CODE_AT(4, chromeos::options::kMostRelevantLanguagesDivider);
 }
+
+TEST_F(CrosLanguageOptionsHandlerTest, GetUILanguageListWithMostRelevant) {
+  std::vector<std::string> most_relevant_language_codes;
+  most_relevant_language_codes.push_back("it");
+  most_relevant_language_codes.push_back("de");
+  most_relevant_language_codes.push_back("nonexistent");
+
+  // This requires initialized StatisticsProvider.
+  // (see CrosLanguageOptionsHandlerTest() )
+  InputMethodDescriptors descriptors = CreateInputMethodDescriptors2();
+  scoped_ptr<base::ListValue> list(
+      chromeos::options::CrosLanguageOptionsHandler::GetUILanguageList(
+          descriptors,
+          &most_relevant_language_codes));
+
+  base::DictionaryValue* dict;
+  std::string code;
+
+  for (size_t i = 0; i < list->GetSize(); ++i) {
+    ASSERT_TRUE(list->GetDictionary(i, &dict));
+    ASSERT_TRUE(dict->GetString("code", &code));
+    EXPECT_NE("is", code)
+        << "Icelandic is an example language which has input method "
+        << "but can't use it as UI language.";
+  }
+
+  EXPECT_GT(list->GetSize(), 3u);
+
+  EXPECT_LANGUAGE_CODE_AT(0, "it")
+  EXPECT_LANGUAGE_CODE_AT(1, "de")
+  EXPECT_LANGUAGE_CODE_AT(2, chromeos::options::kMostRelevantLanguagesDivider);
+}
+