Index: src/base/platform/time-unittest.cc |
diff --git a/src/base/platform/time-unittest.cc b/src/base/platform/time-unittest.cc |
deleted file mode 100644 |
index b3bfbab3190506029b0243359520f913121cce59..0000000000000000000000000000000000000000 |
--- a/src/base/platform/time-unittest.cc |
+++ /dev/null |
@@ -1,186 +0,0 @@ |
-// Copyright 2014 the V8 project authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-#include "src/base/platform/time.h" |
- |
-#if V8_OS_MACOSX |
-#include <mach/mach_time.h> |
-#endif |
-#if V8_OS_POSIX |
-#include <sys/time.h> |
-#endif |
- |
-#if V8_OS_WIN |
-#include "src/base/win32-headers.h" |
-#endif |
- |
-#include "src/base/platform/elapsed-timer.h" |
-#include "testing/gtest/include/gtest/gtest.h" |
- |
-namespace v8 { |
-namespace base { |
- |
-TEST(TimeDelta, FromAndIn) { |
- EXPECT_EQ(TimeDelta::FromDays(2), TimeDelta::FromHours(48)); |
- EXPECT_EQ(TimeDelta::FromHours(3), TimeDelta::FromMinutes(180)); |
- EXPECT_EQ(TimeDelta::FromMinutes(2), TimeDelta::FromSeconds(120)); |
- EXPECT_EQ(TimeDelta::FromSeconds(2), TimeDelta::FromMilliseconds(2000)); |
- EXPECT_EQ(TimeDelta::FromMilliseconds(2), TimeDelta::FromMicroseconds(2000)); |
- EXPECT_EQ(static_cast<int>(13), TimeDelta::FromDays(13).InDays()); |
- EXPECT_EQ(static_cast<int>(13), TimeDelta::FromHours(13).InHours()); |
- EXPECT_EQ(static_cast<int>(13), TimeDelta::FromMinutes(13).InMinutes()); |
- EXPECT_EQ(static_cast<int64_t>(13), TimeDelta::FromSeconds(13).InSeconds()); |
- EXPECT_DOUBLE_EQ(13.0, TimeDelta::FromSeconds(13).InSecondsF()); |
- EXPECT_EQ(static_cast<int64_t>(13), |
- TimeDelta::FromMilliseconds(13).InMilliseconds()); |
- EXPECT_DOUBLE_EQ(13.0, TimeDelta::FromMilliseconds(13).InMillisecondsF()); |
- EXPECT_EQ(static_cast<int64_t>(13), |
- TimeDelta::FromMicroseconds(13).InMicroseconds()); |
-} |
- |
- |
-#if V8_OS_MACOSX |
-TEST(TimeDelta, MachTimespec) { |
- TimeDelta null = TimeDelta(); |
- EXPECT_EQ(null, TimeDelta::FromMachTimespec(null.ToMachTimespec())); |
- TimeDelta delta1 = TimeDelta::FromMilliseconds(42); |
- EXPECT_EQ(delta1, TimeDelta::FromMachTimespec(delta1.ToMachTimespec())); |
- TimeDelta delta2 = TimeDelta::FromDays(42); |
- EXPECT_EQ(delta2, TimeDelta::FromMachTimespec(delta2.ToMachTimespec())); |
-} |
-#endif |
- |
- |
-TEST(Time, JsTime) { |
- Time t = Time::FromJsTime(700000.3); |
- EXPECT_DOUBLE_EQ(700000.3, t.ToJsTime()); |
-} |
- |
- |
-#if V8_OS_POSIX |
-TEST(Time, Timespec) { |
- Time null; |
- EXPECT_TRUE(null.IsNull()); |
- EXPECT_EQ(null, Time::FromTimespec(null.ToTimespec())); |
- Time now = Time::Now(); |
- EXPECT_EQ(now, Time::FromTimespec(now.ToTimespec())); |
- Time now_sys = Time::NowFromSystemTime(); |
- EXPECT_EQ(now_sys, Time::FromTimespec(now_sys.ToTimespec())); |
- Time unix_epoch = Time::UnixEpoch(); |
- EXPECT_EQ(unix_epoch, Time::FromTimespec(unix_epoch.ToTimespec())); |
- Time max = Time::Max(); |
- EXPECT_TRUE(max.IsMax()); |
- EXPECT_EQ(max, Time::FromTimespec(max.ToTimespec())); |
-} |
- |
- |
-TEST(Time, Timeval) { |
- Time null; |
- EXPECT_TRUE(null.IsNull()); |
- EXPECT_EQ(null, Time::FromTimeval(null.ToTimeval())); |
- Time now = Time::Now(); |
- EXPECT_EQ(now, Time::FromTimeval(now.ToTimeval())); |
- Time now_sys = Time::NowFromSystemTime(); |
- EXPECT_EQ(now_sys, Time::FromTimeval(now_sys.ToTimeval())); |
- Time unix_epoch = Time::UnixEpoch(); |
- EXPECT_EQ(unix_epoch, Time::FromTimeval(unix_epoch.ToTimeval())); |
- Time max = Time::Max(); |
- EXPECT_TRUE(max.IsMax()); |
- EXPECT_EQ(max, Time::FromTimeval(max.ToTimeval())); |
-} |
-#endif |
- |
- |
-#if V8_OS_WIN |
-TEST(Time, Filetime) { |
- Time null; |
- EXPECT_TRUE(null.IsNull()); |
- EXPECT_EQ(null, Time::FromFiletime(null.ToFiletime())); |
- Time now = Time::Now(); |
- EXPECT_EQ(now, Time::FromFiletime(now.ToFiletime())); |
- Time now_sys = Time::NowFromSystemTime(); |
- EXPECT_EQ(now_sys, Time::FromFiletime(now_sys.ToFiletime())); |
- Time unix_epoch = Time::UnixEpoch(); |
- EXPECT_EQ(unix_epoch, Time::FromFiletime(unix_epoch.ToFiletime())); |
- Time max = Time::Max(); |
- EXPECT_TRUE(max.IsMax()); |
- EXPECT_EQ(max, Time::FromFiletime(max.ToFiletime())); |
-} |
-#endif |
- |
- |
-namespace { |
- |
-template <typename T> |
-static void ResolutionTest(T (*Now)(), TimeDelta target_granularity) { |
- // We're trying to measure that intervals increment in a VERY small amount |
- // of time -- according to the specified target granularity. Unfortunately, |
- // if we happen to have a context switch in the middle of our test, the |
- // context switch could easily exceed our limit. So, we iterate on this |
- // several times. As long as we're able to detect the fine-granularity |
- // timers at least once, then the test has succeeded. |
- static const TimeDelta kExpirationTimeout = TimeDelta::FromSeconds(1); |
- ElapsedTimer timer; |
- timer.Start(); |
- TimeDelta delta; |
- do { |
- T start = Now(); |
- T now = start; |
- // Loop until we can detect that the clock has changed. Non-HighRes timers |
- // will increment in chunks, i.e. 15ms. By spinning until we see a clock |
- // change, we detect the minimum time between measurements. |
- do { |
- now = Now(); |
- delta = now - start; |
- } while (now <= start); |
- EXPECT_NE(static_cast<int64_t>(0), delta.InMicroseconds()); |
- } while (delta > target_granularity && !timer.HasExpired(kExpirationTimeout)); |
- EXPECT_LE(delta, target_granularity); |
-} |
- |
-} // namespace |
- |
- |
-TEST(Time, NowResolution) { |
- // We assume that Time::Now() has at least 16ms resolution. |
- static const TimeDelta kTargetGranularity = TimeDelta::FromMilliseconds(16); |
- ResolutionTest<Time>(&Time::Now, kTargetGranularity); |
-} |
- |
- |
-TEST(TimeTicks, NowResolution) { |
- // We assume that TimeTicks::Now() has at least 16ms resolution. |
- static const TimeDelta kTargetGranularity = TimeDelta::FromMilliseconds(16); |
- ResolutionTest<TimeTicks>(&TimeTicks::Now, kTargetGranularity); |
-} |
- |
- |
-TEST(TimeTicks, HighResolutionNowResolution) { |
- if (!TimeTicks::IsHighResolutionClockWorking()) return; |
- |
- // We assume that TimeTicks::HighResolutionNow() has sub-ms resolution. |
- static const TimeDelta kTargetGranularity = TimeDelta::FromMilliseconds(1); |
- ResolutionTest<TimeTicks>(&TimeTicks::HighResolutionNow, kTargetGranularity); |
-} |
- |
- |
-TEST(TimeTicks, IsMonotonic) { |
- TimeTicks previous_normal_ticks; |
- TimeTicks previous_highres_ticks; |
- ElapsedTimer timer; |
- timer.Start(); |
- while (!timer.HasExpired(TimeDelta::FromMilliseconds(100))) { |
- TimeTicks normal_ticks = TimeTicks::Now(); |
- TimeTicks highres_ticks = TimeTicks::HighResolutionNow(); |
- EXPECT_GE(normal_ticks, previous_normal_ticks); |
- EXPECT_GE((normal_ticks - previous_normal_ticks).InMicroseconds(), 0); |
- EXPECT_GE(highres_ticks, previous_highres_ticks); |
- EXPECT_GE((highres_ticks - previous_highres_ticks).InMicroseconds(), 0); |
- previous_normal_ticks = normal_ticks; |
- previous_highres_ticks = highres_ticks; |
- } |
-} |
- |
-} // namespace base |
-} // namespace v8 |