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Side by Side Diff: base/test/null_task_runner.h

Issue 2823103003: Introduce TaskRunner::RunsTasksInCurrentSequence() (Closed)
Patch Set: rebase & remove inline keyword Created 3 years, 7 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef BASE_TEST_NULL_TASK_RUNNER_H_ 5 #ifndef BASE_TEST_NULL_TASK_RUNNER_H_
6 #define BASE_TEST_NULL_TASK_RUNNER_H_ 6 #define BASE_TEST_NULL_TASK_RUNNER_H_
7 7
8 #include "base/callback.h" 8 #include "base/callback.h"
9 #include "base/compiler_specific.h" 9 #include "base/compiler_specific.h"
10 #include "base/macros.h" 10 #include "base/macros.h"
11 #include "base/single_thread_task_runner.h" 11 #include "base/single_thread_task_runner.h"
12 12
13 namespace base { 13 namespace base {
14 14
15 // Helper class for tests that need to provide an implementation of a 15 // Helper class for tests that need to provide an implementation of a
16 // *TaskRunner class but don't actually care about tasks being run. 16 // *TaskRunner class but don't actually care about tasks being run.
17 17
18 class NullTaskRunner : public base::SingleThreadTaskRunner { 18 class NullTaskRunner : public base::SingleThreadTaskRunner {
19 public: 19 public:
20 NullTaskRunner(); 20 NullTaskRunner();
21 21
22 bool PostDelayedTask(const tracked_objects::Location& from_here, 22 bool PostDelayedTask(const tracked_objects::Location& from_here,
23 base::OnceClosure task, 23 base::OnceClosure task,
24 base::TimeDelta delay) override; 24 base::TimeDelta delay) override;
25 bool PostNonNestableDelayedTask(const tracked_objects::Location& from_here, 25 bool PostNonNestableDelayedTask(const tracked_objects::Location& from_here,
26 base::OnceClosure task, 26 base::OnceClosure task,
27 base::TimeDelta delay) override; 27 base::TimeDelta delay) override;
28 // Always returns true to avoid triggering DCHECKs. 28 // Always returns true to avoid triggering DCHECKs.
29 bool RunsTasksOnCurrentThread() const override; 29 bool RunsTasksInCurrentSequence() const override;
30 30
31 protected: 31 protected:
32 ~NullTaskRunner() override; 32 ~NullTaskRunner() override;
33 33
34 DISALLOW_COPY_AND_ASSIGN(NullTaskRunner); 34 DISALLOW_COPY_AND_ASSIGN(NullTaskRunner);
35 }; 35 };
36 36
37 } // namespace base 37 } // namespace base
38 38
39 #endif // BASE_TEST_NULL_TASK_RUNNER_H_ 39 #endif // BASE_TEST_NULL_TASK_RUNNER_H_
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