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// Copyright 2014 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 "components/translate/core/browser/language_state.h"
#include "base/memory/scoped_ptr.h"
#include "components/translate/core/browser/language_state.h"
#include "components/translate/core/browser/translate_driver.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "url/gurl.h"
namespace translate {
namespace {
const std::string kHtmlMimeType = "text/html";
class MockTranslateDriver : public TranslateDriver {
public:
MockTranslateDriver()
: on_is_page_translated_changed_called_(false),
on_translate_enabled_changed_called_(false),
language_state_(this) {
}
void Reset() {
on_is_page_translated_changed_called_ = false;
on_translate_enabled_changed_called_ = false;
}
virtual ~MockTranslateDriver() {}
void OnIsPageTranslatedChanged() override {
on_is_page_translated_changed_called_ = true;
}
void OnTranslateEnabledChanged() override {
on_translate_enabled_changed_called_ = true;
}
bool IsLinkNavigation() override { return false; }
void TranslatePage(int page_seq_no,
const std::string& translate_script,
const std::string& source_lang,
const std::string& target_lang) override {}
void RevertTranslation(int page_seq_no) override {}
bool IsOffTheRecord() override { return false; }
const std::string& GetContentsMimeType() override { return kHtmlMimeType; }
const GURL& GetLastCommittedURL() override { return GURL::EmptyGURL(); }
const GURL& GetActiveURL() override { return GURL::EmptyGURL(); }
const GURL& GetVisibleURL() override { return GURL::EmptyGURL(); }
bool HasCurrentPage() override { return true; }
void OpenUrlInNewTab(const GURL& url) override {}
bool on_is_page_translated_changed_called() const {
return on_is_page_translated_changed_called_;
}
bool on_translate_enabled_changed_called() const {
return on_translate_enabled_changed_called_;
}
private:
bool on_is_page_translated_changed_called_;
bool on_translate_enabled_changed_called_;
LanguageState language_state_;
DISALLOW_COPY_AND_ASSIGN(MockTranslateDriver);
};
} // namespace
TEST(LanguageStateTest, IsPageTranslated) {
scoped_ptr<MockTranslateDriver> driver(
new MockTranslateDriver);
LanguageState language_state(driver.get());
EXPECT_FALSE(language_state.IsPageTranslated());
// Navigate to a French page.
language_state.LanguageDetermined("fr", true);
EXPECT_EQ("fr", language_state.original_language());
EXPECT_EQ("fr", language_state.current_language());
EXPECT_FALSE(language_state.IsPageTranslated());
// Translate the page into English.
language_state.SetCurrentLanguage("en");
EXPECT_EQ("fr", language_state.original_language());
EXPECT_EQ("en", language_state.current_language());
EXPECT_TRUE(language_state.IsPageTranslated());
// Move on another page in Japanese.
language_state.LanguageDetermined("ja", true);
EXPECT_EQ("ja", language_state.original_language());
EXPECT_EQ("ja", language_state.current_language());
EXPECT_FALSE(language_state.IsPageTranslated());
}
TEST(LanguageStateTest, Driver) {
scoped_ptr<MockTranslateDriver> driver(
new MockTranslateDriver);
LanguageState language_state(driver.get());
// Enable/Disable translate.
EXPECT_FALSE(language_state.translate_enabled());
EXPECT_FALSE(driver->on_translate_enabled_changed_called());
language_state.SetTranslateEnabled(true);
EXPECT_TRUE(language_state.translate_enabled());
EXPECT_TRUE(driver->on_translate_enabled_changed_called());
driver->Reset();
language_state.SetTranslateEnabled(false);
EXPECT_FALSE(language_state.translate_enabled());
EXPECT_TRUE(driver->on_translate_enabled_changed_called());
// Navigate to a French page.
driver->Reset();
language_state.LanguageDetermined("fr", true);
EXPECT_FALSE(language_state.translate_enabled());
EXPECT_FALSE(driver->on_is_page_translated_changed_called());
EXPECT_FALSE(driver->on_translate_enabled_changed_called());
// Translate.
language_state.SetCurrentLanguage("en");
EXPECT_TRUE(language_state.IsPageTranslated());
EXPECT_TRUE(driver->on_is_page_translated_changed_called());
// Translate feature must be enabled after an actual translation.
EXPECT_TRUE(language_state.translate_enabled());
EXPECT_TRUE(driver->on_translate_enabled_changed_called());
}
} // namespace translate
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