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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/component_updater/translate_kit_language_pack_component_installer.h"
#include <memory>
#include <utility>
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "base/functional/callback.h"
#include "base/run_loop.h"
#include "base/test/bind.h"
#include "base/test/task_environment.h"
#include "base/time/time.h"
#include "base/version.h"
#include "chrome/browser/on_device_translation/language_pack_util.h"
#include "chrome/browser/on_device_translation/pref_names.h"
#include "components/component_updater/mock_component_updater_service.h"
#include "components/crx_file/id_util.h"
#include "components/prefs/pref_service.h"
#include "components/services/on_device_translation/public/cpp/features.h"
#include "components/sync_preferences/testing_pref_service_syncable.h"
#include "content/public/test/browser_task_environment.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace component_updater {
namespace {
using ::testing::_;
constexpr char kFakeTranslateKitVersion[] = "0.0.1";
} // namespace
class TranslateKitLanguagePackComponentTest : public ::testing::Test {
public:
TranslateKitLanguagePackComponentTest() = default;
void SetUp() override {
ASSERT_TRUE(fake_install_dir_.CreateUniqueTempDir());
SetVersion(kFakeTranslateKitVersion);
on_device_translation::RegisterLocalStatePrefs(pref_service_.registry());
}
// Not Copyable.
TranslateKitLanguagePackComponentTest(
const TranslateKitLanguagePackComponentTest&) = delete;
TranslateKitLanguagePackComponentTest& operator=(
const TranslateKitLanguagePackComponentTest&) = delete;
protected:
content::BrowserTaskEnvironment& env() { return env_; }
PrefService* pref_service() { return &pref_service_; }
const base::FilePath& install_dir() const {
return fake_install_dir_.GetPath();
}
const base::Version& version() const { return fake_version_; }
const base::Value::Dict& manifest() const { return fake_manifest_; }
void SetVersion(std::string_view version_str) {
fake_version_ = base::Version(version_str);
fake_manifest_.Set("version", version_str);
}
private:
content::BrowserTaskEnvironment env_;
sync_preferences::TestingPrefServiceSyncable pref_service_;
base::ScopedTempDir fake_install_dir_;
base::Version fake_version_;
base::Value::Dict fake_manifest_;
};
TEST_F(TranslateKitLanguagePackComponentTest, ComponentRegistration) {
auto service = std::make_unique<MockComponentUpdateService>();
base::RunLoop run_loop;
EXPECT_CALL(*service, RegisterComponent(_));
EXPECT_CALL(*service, GetComponentIDs());
RegisterTranslateKitLanguagePackComponent(
service.get(), pref_service(),
on_device_translation::LanguagePackKey::kEn_Es, run_loop.QuitClosure());
run_loop.Run();
}
TEST_F(TranslateKitLanguagePackComponentTest,
ComponentRegistrationAlreadyRegistered) {
auto service = std::make_unique<MockComponentUpdateService>();
base::RunLoop run_loop;
EXPECT_CALL(*service, GetComponentIDs())
.WillOnce(testing::Return(
std::vector<std::string>({crx_file::id_util::GenerateIdFromHash(
on_device_translation::GetLanguagePackComponentConfig(
on_device_translation::LanguagePackKey::kEn_Es)
.public_key_sha)})));
RegisterTranslateKitLanguagePackComponent(
service.get(), pref_service(),
on_device_translation::LanguagePackKey::kEn_Es,
/*registered_callback=*/base::BindOnce([]() { NOTREACHED(); }));
env().RunUntilIdle();
}
TEST_F(TranslateKitLanguagePackComponentTest, VerifyInstallation) {
TranslateKitLanguagePackComponentInstallerPolicy policy(
pref_service(), on_device_translation::LanguagePackKey::kEn_Es);
// Verify that the installation is not valid if the sub-directories are
// missing.
EXPECT_FALSE(policy.VerifyInstallation(manifest(), install_dir()));
ASSERT_TRUE(
base::CreateDirectory(install_dir().AppendASCII("en_es_dictionary")));
EXPECT_FALSE(policy.VerifyInstallation(manifest(), install_dir()));
ASSERT_TRUE(base::CreateDirectory(install_dir().AppendASCII("en_es_nmt")));
EXPECT_FALSE(policy.VerifyInstallation(manifest(), install_dir()));
ASSERT_TRUE(base::CreateDirectory(install_dir().AppendASCII("es_en_nmt")));
// Verify that the installation is valid if the sub-directories are present.
EXPECT_TRUE(policy.VerifyInstallation(manifest(), install_dir()));
}
} // namespace component_updater
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