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72 lines
2.3 KiB
C++
72 lines
2.3 KiB
C++
// Copyright 2022-2023 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef THIRD_PARTY_NEARBY_INTERNAL_TEST_FAKE_TASK_RUNNER_H_
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#define THIRD_PARTY_NEARBY_INTERNAL_TEST_FAKE_TASK_RUNNER_H_
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#include <cstdint>
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#include <memory>
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#include <vector>
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#include "absl/base/thread_annotations.h"
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#include "absl/functional/any_invocable.h"
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#include "absl/synchronization/mutex.h"
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#include "absl/time/time.h"
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#include "internal/platform/multi_thread_executor.h"
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#include "internal/platform/task_runner.h"
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#include "internal/platform/timer.h"
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#include "internal/test/fake_clock.h"
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namespace nearby {
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class FakeTaskRunner : public TaskRunner {
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public:
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FakeTaskRunner(FakeClock* clock, uint32_t count)
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: clock_(clock),
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count_(count),
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task_executor_(std::make_unique<MultiThreadExecutor>(count)) {}
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~FakeTaskRunner() override ABSL_LOCKS_EXCLUDED(mutex_);
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bool PostTask(absl::AnyInvocable<void()> task) override
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ABSL_LOCKS_EXCLUDED(mutex_);
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// No matter the mode is pending or not, always put the task in timer control.
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// Caller can move forward time to trigger it.
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bool PostDelayedTask(absl::Duration delay,
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absl::AnyInvocable<void()> task) override
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ABSL_LOCKS_EXCLUDED(mutex_);
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void Shutdown() override ABSL_LOCKS_EXCLUDED(mutex_);
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// Wait for all thread completed.
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void Sync();
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// In some test cases, we only need to wait for a timeout .
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bool SyncWithTimeout(absl::Duration timeout);
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private:
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mutable absl::Mutex mutex_;
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FakeClock* clock_ = nullptr;
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uint32_t count_ = 0;
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std::unique_ptr<MultiThreadExecutor> task_executor_ ABSL_GUARDED_BY(mutex_) =
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nullptr;
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// Tracks delayed tasks.
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std::vector<std::unique_ptr<Timer>> timers_ ABSL_GUARDED_BY(mutex_);
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};
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} // namespace nearby
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#endif // THIRD_PARTY_NEARBY_INTERNAL_TEST_FAKE_TASK_RUNNER_H_
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