chromium/base/task/sequence_manager/work_tracker_unittest.cc

// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "base/task/sequence_manager/work_tracker.h"

#include <optional>

#include "base/test/bind.h"
#include "base/test/test_timeouts.h"
#include "base/threading/platform_thread.h"
#include "base/threading/thread.h"
#include "testing/gtest/include/gtest/gtest.h"

namespace base::sequence_manager::internal {

// Verify that no sync work authorization is granted unless allowed by
// `SetRunTaskSynchronouslyAllowed()`.
TEST(SequenceManagerWorkTrackerTest, SetRunTaskSynchronouslyAllowed) { … }

// Verify that `SetRunTaskSynchronouslyAllowed(false)` blocks until there is no
// valid sync work authorization.
TEST(SequenceManagerWorkTrackerTest, SetRunTaskSynchronouslyAllowedBlocks) { … }

// Verify that after `WillRequestReloadImmediateWorkQueue()`,
// `WillReloadImmediateWorkQueues()` and `OnIdle()` must be called in sequence
// for a sync work authorization to be granted.
TEST(SequenceManagerWorkTrackerTest, WillRequestReloadImmediateWorkQueue) { … }

// Verify that after `OnBeginWork()`, `OnIdle()` must be called for a sync
// work authorization to be granted.
TEST(SequenceManagerWorkTrackerTest, OnBeginWork) { … }

// Verify that its not possible to simultaneously acquire two sync work
// authorizations.
TEST(SequenceManagerWorkTrackerTest, TwoSyncWorkAuthorizations) { … }

// Verify that `OnBeginWork()` blocks until there is no valid sync work
// authorization.
TEST(SequenceManagerWorkTrackerTest, OnBeginWorkBlocks) { … }

}  // namespace base::sequence_manager::internal