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// Copyright 2016 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.
#ifndef BASE_TASK_SCHEDULER_TEST_UTILS_H_
#define BASE_TASK_SCHEDULER_TEST_UTILS_H_
#include "base/memory/ref_counted.h"
#include "base/task_runner.h"
#include "base/task_scheduler/sequence.h"
namespace base {
namespace internal {
class SchedulerWorkerPool;
struct Task;
namespace test {
// An enumeration of possible task scheduler TaskRunner types. Used to
// parametrize relevant task_scheduler tests.
enum class ExecutionMode { PARALLEL, SEQUENCED, SINGLE_THREADED };
// Creates a Sequence and pushes |task| to it. Returns that sequence.
scoped_refptr<Sequence> CreateSequenceWithTask(Task task);
// Creates a TaskRunner that posts tasks to |worker_pool| with the
// |execution_mode| execution mode and the WithBaseSyncPrimitives() trait.
// Caveat: this does not support ExecutionMode::SINGLE_THREADED.
scoped_refptr<TaskRunner> CreateTaskRunnerWithExecutionMode(
SchedulerWorkerPool* worker_pool,
test::ExecutionMode execution_mode);
} // namespace test
} // namespace internal
} // namespace base
#endif // BASE_TASK_SCHEDULER_TEST_UTILS_H_
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