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// Copyright 2021 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/ash/arc/tracing/arc_tracing_bridge.h"
#include <memory>
#include "base/functional/bind.h"
#include "base/memory/raw_ptr.h"
#include "base/test/trace_test_utils.h"
#include "base/trace_event/trace_event.h"
#include "chrome/test/base/testing_browser_process.h"
#include "chrome/test/base/testing_profile_manager.h"
#include "chromeos/ash/experiences/arc/session/arc_bridge_service.h"
#include "chromeos/ash/experiences/arc/test/connection_holder_util.h"
#include "chromeos/ash/experiences/arc/test/fake_tracing_instance.h"
#include "content/public/test/browser_task_environment.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace arc {
namespace {
std::string GetTracingConfig() {
base::trace_event::TraceConfig config("-*,exo,viz,toplevel,gpu",
base::trace_event::RECORD_CONTINUOUSLY);
config.EnableSystrace();
return config.ToString();
}
} // namespace
class ArcTracingBridgeTest : public testing::Test {
public:
ArcTracingBridgeTest() = default;
~ArcTracingBridgeTest() override = default;
ArcTracingBridgeTest(const ArcTracingBridgeTest&) = delete;
ArcTracingBridgeTest& operator=(const ArcTracingBridgeTest&) = delete;
void SetUp() override {
profile_manager_ = std::make_unique<TestingProfileManager>(
TestingBrowserProcess::GetGlobal());
ASSERT_TRUE(profile_manager_->SetUp());
profile_ = profile_manager_->CreateTestingProfile("test-user");
tracing_bridge_ =
std::make_unique<ArcTracingBridge>(profile_, &bridge_service_);
bridge_service_.tracing()->SetInstance(&fake_tracing_instance_);
WaitForInstanceReady(bridge_service_.tracing());
}
void TearDown() override {
bridge_service_.tracing()->CloseInstance(&fake_tracing_instance_);
tracing_bridge_.reset();
profile_manager_.reset();
}
protected:
ArcTracingBridge* tracing_bridge() { return tracing_bridge_.get(); }
const FakeTracingInstance& tracing_instance() const {
return fake_tracing_instance_;
}
private:
content::BrowserTaskEnvironment task_environment_;
std::unique_ptr<TestingProfileManager> profile_manager_;
raw_ptr<Profile, DanglingUntriaged> profile_ = nullptr;
ArcBridgeService bridge_service_;
std::unique_ptr<ArcTracingBridge> tracing_bridge_;
FakeTracingInstance fake_tracing_instance_;
private:
::base::test::TracingEnvironment tracing_environment_;
};
TEST_F(ArcTracingBridgeTest, Creation) {
ASSERT_TRUE(tracing_bridge());
}
TEST_F(ArcTracingBridgeTest, Tracing) {
EXPECT_EQ(ArcTracingBridge::State::kDisabled, tracing_bridge()->state());
EXPECT_EQ(0, tracing_instance().start_count());
EXPECT_EQ(0, tracing_instance().stop_count());
tracing_bridge()->StartTracing(
GetTracingConfig(),
base::BindOnce([](bool success) { EXPECT_TRUE(success); }));
EXPECT_EQ(ArcTracingBridge::State::kEnabled, tracing_bridge()->state());
EXPECT_EQ(1, tracing_instance().start_count());
EXPECT_EQ(0, tracing_instance().stop_count());
tracing_bridge()->StopTracing(base::BindOnce([]() {}));
EXPECT_EQ(ArcTracingBridge::State::kDisabled, tracing_bridge()->state());
EXPECT_EQ(1, tracing_instance().start_count());
EXPECT_EQ(1, tracing_instance().stop_count());
}
} // namespace arc
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