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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 // Test of classes in tracked_time.cc | 5 // Test of classes in tracked_time.cc |
6 | 6 |
| 7 #include <stdint.h> |
| 8 |
7 #include "base/profiler/tracked_time.h" | 9 #include "base/profiler/tracked_time.h" |
8 #include "base/time/time.h" | 10 #include "base/time/time.h" |
9 #include "base/tracked_objects.h" | 11 #include "base/tracked_objects.h" |
10 #include "testing/gtest/include/gtest/gtest.h" | 12 #include "testing/gtest/include/gtest/gtest.h" |
11 | 13 |
12 namespace tracked_objects { | 14 namespace tracked_objects { |
13 | 15 |
14 TEST(TrackedTimeTest, TrackedTimerMilliseconds) { | 16 TEST(TrackedTimeTest, TrackedTimerMilliseconds) { |
15 // First make sure we basicallly transfer simple milliseconds values as | 17 // First make sure we basicallly transfer simple milliseconds values as |
16 // expected. Most critically, things should not become null. | 18 // expected. Most critically, things should not become null. |
17 int32 kSomeMilliseconds = 243; // Some example times. | 19 int32_t kSomeMilliseconds = 243; // Some example times. |
18 int64 kReallyBigMilliseconds = (1LL << 35) + kSomeMilliseconds; | 20 int64_t kReallyBigMilliseconds = (1LL << 35) + kSomeMilliseconds; |
19 | 21 |
20 TrackedTime some = TrackedTime() + | 22 TrackedTime some = TrackedTime() + |
21 Duration::FromMilliseconds(kSomeMilliseconds); | 23 Duration::FromMilliseconds(kSomeMilliseconds); |
22 EXPECT_EQ(kSomeMilliseconds, (some - TrackedTime()).InMilliseconds()); | 24 EXPECT_EQ(kSomeMilliseconds, (some - TrackedTime()).InMilliseconds()); |
23 EXPECT_FALSE(some.is_null()); | 25 EXPECT_FALSE(some.is_null()); |
24 | 26 |
25 // Now create a big time, to check that it is wrapped modulo 2^32. | 27 // Now create a big time, to check that it is wrapped modulo 2^32. |
26 base::TimeTicks big = base::TimeTicks() + | 28 base::TimeTicks big = base::TimeTicks() + |
27 base::TimeDelta::FromMilliseconds(kReallyBigMilliseconds); | 29 base::TimeDelta::FromMilliseconds(kReallyBigMilliseconds); |
28 EXPECT_EQ(kReallyBigMilliseconds, (big - base::TimeTicks()).InMilliseconds()); | 30 EXPECT_EQ(kReallyBigMilliseconds, (big - base::TimeTicks()).InMilliseconds()); |
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94 EXPECT_FALSE(ticks_after.is_null()); | 96 EXPECT_FALSE(ticks_after.is_null()); |
95 | 97 |
96 // Now make sure that we bracketed our tracked time nicely. | 98 // Now make sure that we bracketed our tracked time nicely. |
97 Duration before = now - TrackedTime(ticks_before); | 99 Duration before = now - TrackedTime(ticks_before); |
98 EXPECT_LE(0, before.InMilliseconds()); | 100 EXPECT_LE(0, before.InMilliseconds()); |
99 Duration after = now - TrackedTime(ticks_after); | 101 Duration after = now - TrackedTime(ticks_after); |
100 EXPECT_GE(0, after.InMilliseconds()); | 102 EXPECT_GE(0, after.InMilliseconds()); |
101 } | 103 } |
102 | 104 |
103 } // namespace tracked_objects | 105 } // namespace tracked_objects |
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