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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/component_updater/installer_policies/optimization_hints_component_installer.h"
#include <utility>
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "base/run_loop.h"
#include "base/test/scoped_feature_list.h"
#include "base/test/task_environment.h"
#include "base/version.h"
#include "components/component_updater/mock_component_updater_service.h"
#include "components/optimization_guide/core/optimization_guide_constants.h"
#include "components/optimization_guide/core/optimization_guide_features.h"
#include "components/optimization_guide/core/optimization_hints_component_update_listener.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/platform_test.h"
namespace {
static const char kTestHintsVersion[] = "1.2.3";
class OptimizationHintsMockComponentUpdateService
: public component_updater::MockComponentUpdateService {
public:
OptimizationHintsMockComponentUpdateService() = default;
OptimizationHintsMockComponentUpdateService(
const OptimizationHintsMockComponentUpdateService&) = delete;
OptimizationHintsMockComponentUpdateService& operator=(
const OptimizationHintsMockComponentUpdateService&) = delete;
};
} // namespace
namespace component_updater {
class OptimizationHintsComponentInstallerTest : public PlatformTest {
protected:
void SetUp() override {
PlatformTest::SetUp();
ASSERT_TRUE(component_install_dir_.CreateUniqueTempDir());
policy_ = std::make_unique<OptimizationHintsComponentInstallerPolicy>();
}
base::FilePath component_install_dir() {
return component_install_dir_.GetPath();
}
void CreateTestOptimizationHints(const std::string& hints_content) {
base::FilePath hints_path = component_install_dir().Append(
optimization_guide::kUnindexedHintsFileName);
ASSERT_TRUE(base::WriteFile(hints_path, hints_content));
}
void LoadOptimizationHints() {
base::Value::Dict manifest;
ASSERT_TRUE(policy_->VerifyInstallation(manifest, component_install_dir()));
const base::Version expected_version(kTestHintsVersion);
policy_->ComponentReady(expected_version, component_install_dir(),
std::move(manifest));
base::RunLoop().RunUntilIdle();
}
void RunUntilIdle() {
task_environment_.RunUntilIdle();
base::RunLoop().RunUntilIdle();
}
private:
base::test::TaskEnvironment task_environment_;
base::ScopedTempDir component_install_dir_;
std::unique_ptr<OptimizationHintsComponentInstallerPolicy> policy_;
};
TEST_F(OptimizationHintsComponentInstallerTest,
ComponentRegistrationWhenFeatureDisabled) {
base::test::ScopedFeatureList scoped_list;
scoped_list.InitAndDisableFeature(
optimization_guide::features::kOptimizationHints);
std::unique_ptr<OptimizationHintsMockComponentUpdateService> cus(
new OptimizationHintsMockComponentUpdateService());
EXPECT_CALL(*cus, RegisterComponent(testing::_)).Times(0);
RegisterOptimizationHintsComponent(cus.get());
RunUntilIdle();
}
TEST_F(OptimizationHintsComponentInstallerTest,
ComponentRegistrationWhenFeatureEnabled) {
base::test::ScopedFeatureList scoped_list;
scoped_list.InitAndEnableFeature(
optimization_guide::features::kOptimizationHints);
std::unique_ptr<OptimizationHintsMockComponentUpdateService> cus(
new OptimizationHintsMockComponentUpdateService());
EXPECT_CALL(*cus, RegisterComponent(testing::_))
.Times(1)
.WillOnce(testing::Return(true));
RegisterOptimizationHintsComponent(cus.get());
RunUntilIdle();
}
TEST_F(OptimizationHintsComponentInstallerTest, LoadFileWithData) {
const std::string expected_hints = "some hints";
ASSERT_NO_FATAL_FAILURE(CreateTestOptimizationHints(expected_hints));
ASSERT_NO_FATAL_FAILURE(LoadOptimizationHints());
std::optional<optimization_guide::HintsComponentInfo> component_info =
optimization_guide::OptimizationHintsComponentUpdateListener::
GetInstance()
->hints_component_info();
EXPECT_TRUE(component_info.has_value());
EXPECT_EQ(base::Version(kTestHintsVersion), component_info->version);
std::string actual_hints;
ASSERT_TRUE(base::ReadFileToString(component_info->path, &actual_hints));
EXPECT_EQ(expected_hints, actual_hints);
}
} // namespace component_updater
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