| // Copyright (c) 2010 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/chromeos/language_preferences.h" |
| |
| #include <cstring> |
| #include <set> |
| |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace chromeos { |
| namespace language_prefs { |
| |
| namespace { |
| |
| // Compares |a| and |b| and returns true if a is equal to b. The second one is a |
| // specialized function for LanguageMultipleChoicePreference<const char*>. |
| template <typename T> |
| bool Compare(T a, T b) { |
| return a == b; |
| } |
| template <> |
| bool Compare<const char*>(const char* a, const char* b) { |
| return !std::strcmp(a, b); |
| } |
| |
| // Returns false if one or more prefs have a bad |default_pref_value|. |
| // C++ template is used here since LanguageMultipleChoicePreference is a class |
| // template. |
| template <typename T> |
| bool CheckDefaultValueOfMultipleChoicePrefs( |
| const LanguageMultipleChoicePreference<T>* prefs, size_t prefs_len) { |
| const size_t kMaxItems = LanguageMultipleChoicePreference<T>::kMaxItems; |
| for (size_t i = 0; i < prefs_len; ++i) { |
| bool default_value_is_valid = false; |
| for (size_t j = 0; j < kMaxItems; ++j) { |
| const LanguageMultipleChoicePreference<T>& pref = prefs[i]; |
| if (pref.values_and_ids[j].item_message_id == 0) { |
| break; |
| } |
| if (Compare(pref.default_pref_value, |
| pref.values_and_ids[j].ibus_config_value)) { |
| default_value_is_valid = true; |
| } |
| } |
| if (!default_value_is_valid) { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| // Returns false if |prefs| has duplicated |ibus_config_value| or |
| // |item_message_id|. |
| template <typename T> |
| bool CheckDuplicationOfMultipleChoicePrefs( |
| const LanguageMultipleChoicePreference<T>* prefs, size_t prefs_len) { |
| const size_t kMaxItems = LanguageMultipleChoicePreference<T>::kMaxItems; |
| for (size_t i = 0; i < prefs_len; ++i) { |
| std::set<T> ibus_config_value_set; |
| std::set<int> item_message_id_set; |
| for (size_t j = 0; j < kMaxItems; ++j) { |
| const LanguageMultipleChoicePreference<T>& pref = prefs[i]; |
| if (pref.values_and_ids[j].item_message_id == 0) { |
| break; |
| } |
| const T ibus_config_value = pref.values_and_ids[j].ibus_config_value; |
| if (!ibus_config_value_set.insert(ibus_config_value).second) { |
| // |ibus_config_value| is already in the set. |
| return false; |
| } |
| const int item_message_id = pref.values_and_ids[j].item_message_id; |
| if (!item_message_id_set.insert(item_message_id).second) { |
| // |item_message_id| is already in the set. |
| return false; |
| } |
| } |
| } |
| return true; |
| } |
| |
| // Returns false if one or more prefs have an out-of-range |default_pref_value|. |
| bool CheckDefaultValueOfIntegerRangePrefs( |
| const LanguageIntegerRangePreference* prefs, size_t prefs_len) { |
| for (size_t i = 0; i < prefs_len; ++i) { |
| const LanguageIntegerRangePreference& pref = prefs[i]; |
| if (pref.default_pref_value < pref.min_pref_value) { |
| return false; |
| } |
| if (pref.default_pref_value > pref.max_pref_value) { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| } // namespace |
| |
| // Checks |default_pref_value| in LanguageMultipleChoicePreference prefs. |
| TEST(LanguagePreferencesTest, TestDefaultValuesOfMultipleChoicePrefs) { |
| EXPECT_TRUE(CheckDefaultValueOfMultipleChoicePrefs( |
| kChewingMultipleChoicePrefs, kNumChewingMultipleChoicePrefs)); |
| EXPECT_TRUE(CheckDefaultValueOfMultipleChoicePrefs( |
| &kXkbModifierMultipleChoicePrefs, 1)); |
| EXPECT_TRUE(CheckDefaultValueOfMultipleChoicePrefs( |
| &kChewingHsuSelKeyType, 1)); |
| EXPECT_TRUE(CheckDefaultValueOfMultipleChoicePrefs( |
| &kPinyinDoublePinyinSchema, 1)); |
| EXPECT_TRUE(CheckDefaultValueOfMultipleChoicePrefs( |
| kMozcMultipleChoicePrefs, kNumMozcMultipleChoicePrefs)); |
| } |
| |
| // Checks |ibus_config_value| and |item_message_id| duplications in |
| // LanguageMultipleChoicePreference prefs. |
| TEST(LanguagePreferencesTest, TestDuplicationOfMultipleChoicePrefs) { |
| EXPECT_TRUE(CheckDuplicationOfMultipleChoicePrefs( |
| kChewingMultipleChoicePrefs, kNumChewingMultipleChoicePrefs)); |
| EXPECT_TRUE(CheckDuplicationOfMultipleChoicePrefs( |
| &kXkbModifierMultipleChoicePrefs, 1)); |
| EXPECT_TRUE(CheckDuplicationOfMultipleChoicePrefs( |
| &kChewingHsuSelKeyType, 1)); |
| EXPECT_TRUE(CheckDuplicationOfMultipleChoicePrefs( |
| &kPinyinDoublePinyinSchema, 1)); |
| EXPECT_TRUE(CheckDuplicationOfMultipleChoicePrefs( |
| kMozcMultipleChoicePrefs, kNumMozcMultipleChoicePrefs)); |
| } |
| |
| // Checks |default_pref_value| in LanguageIntegerRangePreference prefs. |
| TEST(LanguagePreferencesTest, TestDefaultValuesOfIntegerRangePrefs) { |
| EXPECT_TRUE(CheckDefaultValueOfIntegerRangePrefs( |
| kChewingIntegerPrefs, kNumChewingIntegerPrefs)); |
| EXPECT_TRUE(CheckDefaultValueOfIntegerRangePrefs( |
| kMozcIntegerPrefs, kNumMozcIntegerPrefs)); |
| } |
| |
| } // namespace language_prefs |
| } // namespace chromeos |