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// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_TEST_TEST_BLINK_WEB_UNIT_TEST_SUPPORT_H_
#define CONTENT_TEST_TEST_BLINK_WEB_UNIT_TEST_SUPPORT_H_
#include <memory>
#include "base/memory/weak_ptr.h"
#include "base/task/single_thread_task_runner.h"
#include "build/build_config.h"
#include "cc/test/test_task_graph_runner.h"
#include "content/child/blink_platform_impl.h"
namespace blink {
namespace scheduler {
class WebThreadScheduler;
}
}
namespace content {
// An implementation of BlinkPlatformImpl for tests.
class TestBlinkWebUnitTestSupport : public BlinkPlatformImpl {
public:
enum class SchedulerType {
// Create a mock version of scheduling infrastructure, which just forwards
// all calls to the default task runner.
// All non-blink users (content_unittests etc) should call this method.
// Each test has to create base::test::TaskEnvironment manually.
kMockScheduler,
// Initialize blink platform with the real scheduler.
// Should be used only by webkit_unit_tests.
// Tests don't have to create base::test::TaskEnvironment, but should
// be careful not to leak any tasks to the other tests.
kRealScheduler,
};
explicit TestBlinkWebUnitTestSupport(
SchedulerType scheduler_type,
std::string additional_v8_flags = std::string());
TestBlinkWebUnitTestSupport(const TestBlinkWebUnitTestSupport&) = delete;
TestBlinkWebUnitTestSupport& operator=(const TestBlinkWebUnitTestSupport&) =
delete;
~TestBlinkWebUnitTestSupport() override;
blink::WebString UserAgent() override;
blink::WebString QueryLocalizedString(int resource_id) override;
blink::WebString QueryLocalizedString(int resource_id,
const blink::WebString& value) override;
blink::WebString QueryLocalizedString(
int resource_id,
const blink::WebString& value1,
const blink::WebString& value2) override;
blink::WebString DefaultLocale() override;
scoped_refptr<base::SingleThreadTaskRunner> GetIOTaskRunner() const override;
bool IsThreadedAnimationEnabled() override;
// May be called when |this| is registered as the active blink Platform
// implementation. Overrides the result of IsThreadedAnimationEnabled() to
// the provided value, and returns the value it was set to before the call.
// The original value should be restored before ending a test to avoid
// cross-test side effects.
static bool SetThreadedAnimationEnabled(bool enabled);
private:
void BindClipboardHost(mojo::ScopedMessagePipeHandle handle);
std::unique_ptr<blink::scheduler::WebThreadScheduler> main_thread_scheduler_;
bool threaded_animation_ = true;
base::WeakPtrFactory<TestBlinkWebUnitTestSupport> weak_factory_{this};
};
} // namespace content
#endif // CONTENT_TEST_TEST_BLINK_WEB_UNIT_TEST_SUPPORT_H_
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