blob: 2383a282b2eae522b1942835b358438988bd2410 [file] [log] [blame]
// 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