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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_TEST_PENDING_TASK_H_ | 5 #ifndef BASE_TEST_TEST_PENDING_TASK_H_ |
6 #define BASE_TEST_TEST_PENDING_TASK_H_ | 6 #define BASE_TEST_TEST_PENDING_TASK_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/callback.h" | 10 #include "base/callback.h" |
11 #include "base/location.h" | 11 #include "base/location.h" |
12 #include "base/time/time.h" | 12 #include "base/time/time.h" |
13 #include "base/trace_event/trace_event_argument.h" | 13 #include "base/trace_event/trace_event_argument.h" |
14 | 14 |
15 namespace base { | 15 namespace base { |
16 | 16 |
17 // TestPendingTask is a helper class for test TaskRunner | 17 // TestPendingTask is a helper class for test TaskRunner |
18 // implementations. See test_simple_task_runner.h for example usage. | 18 // implementations. See test_simple_task_runner.h for example usage. |
19 | 19 |
20 struct TestPendingTask { | 20 struct TestPendingTask { |
21 enum TestNestability { NESTABLE, NON_NESTABLE }; | 21 enum TestNestability { NESTABLE, NON_NESTABLE }; |
22 | 22 |
23 TestPendingTask(); | 23 TestPendingTask(); |
24 TestPendingTask(const TestPendingTask& other); | 24 TestPendingTask(TestPendingTask&& other); |
25 TestPendingTask(const tracked_objects::Location& location, | 25 TestPendingTask(const tracked_objects::Location& location, |
26 const Closure& task, | 26 const Closure& task, |
27 TimeTicks post_time, | 27 TimeTicks post_time, |
28 TimeDelta delay, | 28 TimeDelta delay, |
29 TestNestability nestability); | 29 TestNestability nestability); |
30 ~TestPendingTask(); | 30 ~TestPendingTask(); |
31 | 31 |
32 TestPendingTask& operator=(TestPendingTask&& other); | |
33 | |
32 // Returns post_time + delay. | 34 // Returns post_time + delay. |
33 TimeTicks GetTimeToRun() const; | 35 TimeTicks GetTimeToRun() const; |
34 | 36 |
35 // Returns true if this task is nestable and |other| isn't, or if | 37 // Returns true if this task is nestable and |other| isn't, or if |
36 // this task's time to run is strictly earlier than |other|'s time | 38 // this task's time to run is strictly earlier than |other|'s time |
37 // to run. | 39 // to run. |
38 // | 40 // |
39 // Note that two tasks may both have the same nestability and delay. | 41 // Note that two tasks may both have the same nestability and delay. |
40 // In that case, the caller must use some other criterion (probably | 42 // In that case, the caller must use some other criterion (probably |
41 // the position in some queue) to break the tie. Conveniently, the | 43 // the position in some queue) to break the tie. Conveniently, the |
42 // following STL functions already do so: | 44 // following STL functions already do so: |
43 // | 45 // |
44 // - std::min_element | 46 // - std::min_element |
45 // - std::stable_sort | 47 // - std::stable_sort |
46 // | 48 // |
47 // but the following STL functions don't: | 49 // but the following STL functions don't: |
48 // | 50 // |
49 // - std::max_element | 51 // - std::max_element |
50 // - std::sort. | 52 // - std::sort. |
51 bool ShouldRunBefore(const TestPendingTask& other) const; | 53 bool ShouldRunBefore(const TestPendingTask& other) const; |
52 | 54 |
53 tracked_objects::Location location; | 55 tracked_objects::Location location; |
54 Closure task; | 56 OnceClosure task; |
55 TimeTicks post_time; | 57 TimeTicks post_time; |
56 TimeDelta delay; | 58 TimeDelta delay; |
57 TestNestability nestability; | 59 TestNestability nestability; |
58 | 60 |
59 // Functions for using test pending task with tracing, useful in unit | 61 // Functions for using test pending task with tracing, useful in unit |
60 // testing. | 62 // testing. |
61 void AsValueInto(base::trace_event::TracedValue* state) const; | 63 void AsValueInto(base::trace_event::TracedValue* state) const; |
62 std::unique_ptr<base::trace_event::ConvertableToTraceFormat> AsValue() const; | 64 std::unique_ptr<base::trace_event::ConvertableToTraceFormat> AsValue() const; |
63 std::string ToString() const; | 65 std::string ToString() const; |
66 | |
67 DISALLOW_COPY_AND_ASSIGN(TestPendingTask); | |
danakj
2016/10/20 20:07:46
private
tzik
2016/10/27 08:20:49
Done.
| |
64 }; | 68 }; |
65 | 69 |
66 // gtest helpers which allow pretty printing of the tasks, very useful in unit | 70 // gtest helpers which allow pretty printing of the tasks, very useful in unit |
67 // testing. | 71 // testing. |
68 std::ostream& operator<<(std::ostream& os, const TestPendingTask& task); | 72 std::ostream& operator<<(std::ostream& os, const TestPendingTask& task); |
69 void PrintTo(const TestPendingTask& task, std::ostream* os); | 73 void PrintTo(const TestPendingTask& task, std::ostream* os); |
70 | 74 |
71 } // namespace base | 75 } // namespace base |
72 | 76 |
73 #endif // BASE_TEST_TEST_PENDING_TASK_H_ | 77 #endif // BASE_TEST_TEST_PENDING_TASK_H_ |
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