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Unified Diff: base/time/time_unittest.cc

Issue 1647803004: Move base to DEPS (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 4 years, 11 months ago
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Index: base/time/time_unittest.cc
diff --git a/base/time/time_unittest.cc b/base/time/time_unittest.cc
deleted file mode 100644
index b7e05b786b490bbb0ede2aabc3f09cffc990eb6a..0000000000000000000000000000000000000000
--- a/base/time/time_unittest.cc
+++ /dev/null
@@ -1,1103 +0,0 @@
-// Copyright (c) 2012 The Chromium 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 "base/time/time.h"
-
-#include <stdint.h>
-#include <time.h>
-#include <limits>
-#include <string>
-
-#include "base/compiler_specific.h"
-#include "base/logging.h"
-#include "base/strings/stringprintf.h"
-#include "base/threading/platform_thread.h"
-#include "build/build_config.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace base {
-
-namespace {
-
-// Specialized test fixture allowing time strings without timezones to be
-// tested by comparing them to a known time in the local zone.
-// See also pr_time_unittests.cc
-class TimeTest : public testing::Test {
- protected:
- void SetUp() override {
- // Use mktime to get a time_t, and turn it into a PRTime by converting
- // seconds to microseconds. Use 15th Oct 2007 12:45:00 local. This
- // must be a time guaranteed to be outside of a DST fallback hour in
- // any timezone.
- struct tm local_comparison_tm = {
- 0, // second
- 45, // minute
- 12, // hour
- 15, // day of month
- 10 - 1, // month
- 2007 - 1900, // year
- 0, // day of week (ignored, output only)
- 0, // day of year (ignored, output only)
- -1 // DST in effect, -1 tells mktime to figure it out
- };
-
- time_t converted_time = mktime(&local_comparison_tm);
- ASSERT_GT(converted_time, 0);
- comparison_time_local_ = Time::FromTimeT(converted_time);
-
- // time_t representation of 15th Oct 2007 12:45:00 PDT
- comparison_time_pdt_ = Time::FromTimeT(1192477500);
- }
-
- Time comparison_time_local_;
- Time comparison_time_pdt_;
-};
-
-// Test conversions to/from time_t and exploding/unexploding.
-TEST_F(TimeTest, TimeT) {
- // C library time and exploded time.
- time_t now_t_1 = time(NULL);
- struct tm tms;
-#if defined(OS_WIN)
- localtime_s(&tms, &now_t_1);
-#elif defined(OS_POSIX)
- localtime_r(&now_t_1, &tms);
-#endif
-
- // Convert to ours.
- Time our_time_1 = Time::FromTimeT(now_t_1);
- Time::Exploded exploded;
- our_time_1.LocalExplode(&exploded);
-
- // This will test both our exploding and our time_t -> Time conversion.
- EXPECT_EQ(tms.tm_year + 1900, exploded.year);
- EXPECT_EQ(tms.tm_mon + 1, exploded.month);
- EXPECT_EQ(tms.tm_mday, exploded.day_of_month);
- EXPECT_EQ(tms.tm_hour, exploded.hour);
- EXPECT_EQ(tms.tm_min, exploded.minute);
- EXPECT_EQ(tms.tm_sec, exploded.second);
-
- // Convert exploded back to the time struct.
- Time our_time_2 = Time::FromLocalExploded(exploded);
- EXPECT_TRUE(our_time_1 == our_time_2);
-
- time_t now_t_2 = our_time_2.ToTimeT();
- EXPECT_EQ(now_t_1, now_t_2);
-
- EXPECT_EQ(10, Time().FromTimeT(10).ToTimeT());
- EXPECT_EQ(10.0, Time().FromTimeT(10).ToDoubleT());
-
- // Conversions of 0 should stay 0.
- EXPECT_EQ(0, Time().ToTimeT());
- EXPECT_EQ(0, Time::FromTimeT(0).ToInternalValue());
-}
-
-// Test conversions to/from javascript time.
-TEST_F(TimeTest, JsTime) {
- Time epoch = Time::FromJsTime(0.0);
- EXPECT_EQ(epoch, Time::UnixEpoch());
- Time t = Time::FromJsTime(700000.3);
- EXPECT_EQ(700.0003, t.ToDoubleT());
- t = Time::FromDoubleT(800.73);
- EXPECT_EQ(800730.0, t.ToJsTime());
-}
-
-#if defined(OS_POSIX)
-TEST_F(TimeTest, FromTimeVal) {
- Time now = Time::Now();
- Time also_now = Time::FromTimeVal(now.ToTimeVal());
- EXPECT_EQ(now, also_now);
-}
-#endif // OS_POSIX
-
-TEST_F(TimeTest, FromExplodedWithMilliseconds) {
- // Some platform implementations of FromExploded are liable to drop
- // milliseconds if we aren't careful.
- Time now = Time::NowFromSystemTime();
- Time::Exploded exploded1 = {0};
- now.UTCExplode(&exploded1);
- exploded1.millisecond = 500;
- Time time = Time::FromUTCExploded(exploded1);
- Time::Exploded exploded2 = {0};
- time.UTCExplode(&exploded2);
- EXPECT_EQ(exploded1.millisecond, exploded2.millisecond);
-}
-
-TEST_F(TimeTest, ZeroIsSymmetric) {
- Time zero_time(Time::FromTimeT(0));
- EXPECT_EQ(0, zero_time.ToTimeT());
-
- EXPECT_EQ(0.0, zero_time.ToDoubleT());
-}
-
-TEST_F(TimeTest, LocalExplode) {
- Time a = Time::Now();
- Time::Exploded exploded;
- a.LocalExplode(&exploded);
-
- Time b = Time::FromLocalExploded(exploded);
-
- // The exploded structure doesn't have microseconds, and on Mac & Linux, the
- // internal OS conversion uses seconds, which will cause truncation. So we
- // can only make sure that the delta is within one second.
- EXPECT_TRUE((a - b) < TimeDelta::FromSeconds(1));
-}
-
-TEST_F(TimeTest, UTCExplode) {
- Time a = Time::Now();
- Time::Exploded exploded;
- a.UTCExplode(&exploded);
-
- Time b = Time::FromUTCExploded(exploded);
- EXPECT_TRUE((a - b) < TimeDelta::FromSeconds(1));
-}
-
-TEST_F(TimeTest, LocalMidnight) {
- Time::Exploded exploded;
- Time::Now().LocalMidnight().LocalExplode(&exploded);
- EXPECT_EQ(0, exploded.hour);
- EXPECT_EQ(0, exploded.minute);
- EXPECT_EQ(0, exploded.second);
- EXPECT_EQ(0, exploded.millisecond);
-}
-
-TEST_F(TimeTest, ParseTimeTest1) {
- time_t current_time = 0;
- time(&current_time);
-
- const int BUFFER_SIZE = 64;
- struct tm local_time = {0};
- char time_buf[BUFFER_SIZE] = {0};
-#if defined(OS_WIN)
- localtime_s(&local_time, &current_time);
- asctime_s(time_buf, arraysize(time_buf), &local_time);
-#elif defined(OS_POSIX)
- localtime_r(&current_time, &local_time);
- asctime_r(&local_time, time_buf);
-#endif
-
- Time parsed_time;
- EXPECT_TRUE(Time::FromString(time_buf, &parsed_time));
- EXPECT_EQ(current_time, parsed_time.ToTimeT());
-}
-
-TEST_F(TimeTest, DayOfWeekSunday) {
- Time time;
- EXPECT_TRUE(Time::FromString("Sun, 06 May 2012 12:00:00 GMT", &time));
- Time::Exploded exploded;
- time.UTCExplode(&exploded);
- EXPECT_EQ(0, exploded.day_of_week);
-}
-
-TEST_F(TimeTest, DayOfWeekWednesday) {
- Time time;
- EXPECT_TRUE(Time::FromString("Wed, 09 May 2012 12:00:00 GMT", &time));
- Time::Exploded exploded;
- time.UTCExplode(&exploded);
- EXPECT_EQ(3, exploded.day_of_week);
-}
-
-TEST_F(TimeTest, DayOfWeekSaturday) {
- Time time;
- EXPECT_TRUE(Time::FromString("Sat, 12 May 2012 12:00:00 GMT", &time));
- Time::Exploded exploded;
- time.UTCExplode(&exploded);
- EXPECT_EQ(6, exploded.day_of_week);
-}
-
-TEST_F(TimeTest, ParseTimeTest2) {
- Time parsed_time;
- EXPECT_TRUE(Time::FromString("Mon, 15 Oct 2007 19:45:00 GMT", &parsed_time));
- EXPECT_EQ(comparison_time_pdt_, parsed_time);
-}
-
-TEST_F(TimeTest, ParseTimeTest3) {
- Time parsed_time;
- EXPECT_TRUE(Time::FromString("15 Oct 07 12:45:00", &parsed_time));
- EXPECT_EQ(comparison_time_local_, parsed_time);
-}
-
-TEST_F(TimeTest, ParseTimeTest4) {
- Time parsed_time;
- EXPECT_TRUE(Time::FromString("15 Oct 07 19:45 GMT", &parsed_time));
- EXPECT_EQ(comparison_time_pdt_, parsed_time);
-}
-
-TEST_F(TimeTest, ParseTimeTest5) {
- Time parsed_time;
- EXPECT_TRUE(Time::FromString("Mon Oct 15 12:45 PDT 2007", &parsed_time));
- EXPECT_EQ(comparison_time_pdt_, parsed_time);
-}
-
-TEST_F(TimeTest, ParseTimeTest6) {
- Time parsed_time;
- EXPECT_TRUE(Time::FromString("Monday, Oct 15, 2007 12:45 PM", &parsed_time));
- EXPECT_EQ(comparison_time_local_, parsed_time);
-}
-
-TEST_F(TimeTest, ParseTimeTest7) {
- Time parsed_time;
- EXPECT_TRUE(Time::FromString("10/15/07 12:45:00 PM", &parsed_time));
- EXPECT_EQ(comparison_time_local_, parsed_time);
-}
-
-TEST_F(TimeTest, ParseTimeTest8) {
- Time parsed_time;
- EXPECT_TRUE(Time::FromString("15-OCT-2007 12:45pm", &parsed_time));
- EXPECT_EQ(comparison_time_local_, parsed_time);
-}
-
-TEST_F(TimeTest, ParseTimeTest9) {
- Time parsed_time;
- EXPECT_TRUE(Time::FromString("16 Oct 2007 4:45-JST (Tuesday)", &parsed_time));
- EXPECT_EQ(comparison_time_pdt_, parsed_time);
-}
-
-TEST_F(TimeTest, ParseTimeTest10) {
- Time parsed_time;
- EXPECT_TRUE(Time::FromString("15/10/07 12:45", &parsed_time));
- EXPECT_EQ(parsed_time, comparison_time_local_);
-}
-
-// Test some of edge cases around epoch, etc.
-TEST_F(TimeTest, ParseTimeTestEpoch0) {
- Time parsed_time;
-
- // time_t == epoch == 0
- EXPECT_TRUE(Time::FromString("Thu Jan 01 01:00:00 +0100 1970",
- &parsed_time));
- EXPECT_EQ(0, parsed_time.ToTimeT());
- EXPECT_TRUE(Time::FromString("Thu Jan 01 00:00:00 GMT 1970",
- &parsed_time));
- EXPECT_EQ(0, parsed_time.ToTimeT());
-}
-
-TEST_F(TimeTest, ParseTimeTestEpoch1) {
- Time parsed_time;
-
- // time_t == 1 second after epoch == 1
- EXPECT_TRUE(Time::FromString("Thu Jan 01 01:00:01 +0100 1970",
- &parsed_time));
- EXPECT_EQ(1, parsed_time.ToTimeT());
- EXPECT_TRUE(Time::FromString("Thu Jan 01 00:00:01 GMT 1970",
- &parsed_time));
- EXPECT_EQ(1, parsed_time.ToTimeT());
-}
-
-TEST_F(TimeTest, ParseTimeTestEpoch2) {
- Time parsed_time;
-
- // time_t == 2 seconds after epoch == 2
- EXPECT_TRUE(Time::FromString("Thu Jan 01 01:00:02 +0100 1970",
- &parsed_time));
- EXPECT_EQ(2, parsed_time.ToTimeT());
- EXPECT_TRUE(Time::FromString("Thu Jan 01 00:00:02 GMT 1970",
- &parsed_time));
- EXPECT_EQ(2, parsed_time.ToTimeT());
-}
-
-TEST_F(TimeTest, ParseTimeTestEpochNeg1) {
- Time parsed_time;
-
- // time_t == 1 second before epoch == -1
- EXPECT_TRUE(Time::FromString("Thu Jan 01 00:59:59 +0100 1970",
- &parsed_time));
- EXPECT_EQ(-1, parsed_time.ToTimeT());
- EXPECT_TRUE(Time::FromString("Wed Dec 31 23:59:59 GMT 1969",
- &parsed_time));
- EXPECT_EQ(-1, parsed_time.ToTimeT());
-}
-
-// If time_t is 32 bits, a date after year 2038 will overflow time_t and
-// cause timegm() to return -1. The parsed time should not be 1 second
-// before epoch.
-TEST_F(TimeTest, ParseTimeTestEpochNotNeg1) {
- Time parsed_time;
-
- EXPECT_TRUE(Time::FromString("Wed Dec 31 23:59:59 GMT 2100",
- &parsed_time));
- EXPECT_NE(-1, parsed_time.ToTimeT());
-}
-
-TEST_F(TimeTest, ParseTimeTestEpochNeg2) {
- Time parsed_time;
-
- // time_t == 2 seconds before epoch == -2
- EXPECT_TRUE(Time::FromString("Thu Jan 01 00:59:58 +0100 1970",
- &parsed_time));
- EXPECT_EQ(-2, parsed_time.ToTimeT());
- EXPECT_TRUE(Time::FromString("Wed Dec 31 23:59:58 GMT 1969",
- &parsed_time));
- EXPECT_EQ(-2, parsed_time.ToTimeT());
-}
-
-TEST_F(TimeTest, ParseTimeTestEpoch1960) {
- Time parsed_time;
-
- // time_t before Epoch, in 1960
- EXPECT_TRUE(Time::FromString("Wed Jun 29 19:40:01 +0100 1960",
- &parsed_time));
- EXPECT_EQ(-299999999, parsed_time.ToTimeT());
- EXPECT_TRUE(Time::FromString("Wed Jun 29 18:40:01 GMT 1960",
- &parsed_time));
- EXPECT_EQ(-299999999, parsed_time.ToTimeT());
- EXPECT_TRUE(Time::FromString("Wed Jun 29 17:40:01 GMT 1960",
- &parsed_time));
- EXPECT_EQ(-300003599, parsed_time.ToTimeT());
-}
-
-TEST_F(TimeTest, ParseTimeTestEmpty) {
- Time parsed_time;
- EXPECT_FALSE(Time::FromString("", &parsed_time));
-}
-
-TEST_F(TimeTest, ParseTimeTestInvalidString) {
- Time parsed_time;
- EXPECT_FALSE(Time::FromString("Monday morning 2000", &parsed_time));
-}
-
-TEST_F(TimeTest, ExplodeBeforeUnixEpoch) {
- static const int kUnixEpochYear = 1970; // In case this changes (ha!).
- Time t;
- Time::Exploded exploded;
-
- t = Time::UnixEpoch() - TimeDelta::FromMicroseconds(1);
- t.UTCExplode(&exploded);
- EXPECT_TRUE(exploded.HasValidValues());
- // Should be 1969-12-31 23:59:59 999 milliseconds (and 999 microseconds).
- EXPECT_EQ(kUnixEpochYear - 1, exploded.year);
- EXPECT_EQ(12, exploded.month);
- EXPECT_EQ(31, exploded.day_of_month);
- EXPECT_EQ(23, exploded.hour);
- EXPECT_EQ(59, exploded.minute);
- EXPECT_EQ(59, exploded.second);
- EXPECT_EQ(999, exploded.millisecond);
-
- t = Time::UnixEpoch() - TimeDelta::FromMicroseconds(1000);
- t.UTCExplode(&exploded);
- EXPECT_TRUE(exploded.HasValidValues());
- // Should be 1969-12-31 23:59:59 999 milliseconds.
- EXPECT_EQ(kUnixEpochYear - 1, exploded.year);
- EXPECT_EQ(12, exploded.month);
- EXPECT_EQ(31, exploded.day_of_month);
- EXPECT_EQ(23, exploded.hour);
- EXPECT_EQ(59, exploded.minute);
- EXPECT_EQ(59, exploded.second);
- EXPECT_EQ(999, exploded.millisecond);
-
- t = Time::UnixEpoch() - TimeDelta::FromMicroseconds(1001);
- t.UTCExplode(&exploded);
- EXPECT_TRUE(exploded.HasValidValues());
- // Should be 1969-12-31 23:59:59 998 milliseconds (and 999 microseconds).
- EXPECT_EQ(kUnixEpochYear - 1, exploded.year);
- EXPECT_EQ(12, exploded.month);
- EXPECT_EQ(31, exploded.day_of_month);
- EXPECT_EQ(23, exploded.hour);
- EXPECT_EQ(59, exploded.minute);
- EXPECT_EQ(59, exploded.second);
- EXPECT_EQ(998, exploded.millisecond);
-
- t = Time::UnixEpoch() - TimeDelta::FromMilliseconds(1000);
- t.UTCExplode(&exploded);
- EXPECT_TRUE(exploded.HasValidValues());
- // Should be 1969-12-31 23:59:59.
- EXPECT_EQ(kUnixEpochYear - 1, exploded.year);
- EXPECT_EQ(12, exploded.month);
- EXPECT_EQ(31, exploded.day_of_month);
- EXPECT_EQ(23, exploded.hour);
- EXPECT_EQ(59, exploded.minute);
- EXPECT_EQ(59, exploded.second);
- EXPECT_EQ(0, exploded.millisecond);
-
- t = Time::UnixEpoch() - TimeDelta::FromMilliseconds(1001);
- t.UTCExplode(&exploded);
- EXPECT_TRUE(exploded.HasValidValues());
- // Should be 1969-12-31 23:59:58 999 milliseconds.
- EXPECT_EQ(kUnixEpochYear - 1, exploded.year);
- EXPECT_EQ(12, exploded.month);
- EXPECT_EQ(31, exploded.day_of_month);
- EXPECT_EQ(23, exploded.hour);
- EXPECT_EQ(59, exploded.minute);
- EXPECT_EQ(58, exploded.second);
- EXPECT_EQ(999, exploded.millisecond);
-
- // Make sure we still handle at/after Unix epoch correctly.
- t = Time::UnixEpoch();
- t.UTCExplode(&exploded);
- EXPECT_TRUE(exploded.HasValidValues());
- // Should be 1970-12-31 00:00:00 0 milliseconds.
- EXPECT_EQ(kUnixEpochYear, exploded.year);
- EXPECT_EQ(1, exploded.month);
- EXPECT_EQ(1, exploded.day_of_month);
- EXPECT_EQ(0, exploded.hour);
- EXPECT_EQ(0, exploded.minute);
- EXPECT_EQ(0, exploded.second);
- EXPECT_EQ(0, exploded.millisecond);
-
- t = Time::UnixEpoch() + TimeDelta::FromMicroseconds(1);
- t.UTCExplode(&exploded);
- EXPECT_TRUE(exploded.HasValidValues());
- // Should be 1970-01-01 00:00:00 0 milliseconds (and 1 microsecond).
- EXPECT_EQ(kUnixEpochYear, exploded.year);
- EXPECT_EQ(1, exploded.month);
- EXPECT_EQ(1, exploded.day_of_month);
- EXPECT_EQ(0, exploded.hour);
- EXPECT_EQ(0, exploded.minute);
- EXPECT_EQ(0, exploded.second);
- EXPECT_EQ(0, exploded.millisecond);
-
- t = Time::UnixEpoch() + TimeDelta::FromMicroseconds(1000);
- t.UTCExplode(&exploded);
- EXPECT_TRUE(exploded.HasValidValues());
- // Should be 1970-01-01 00:00:00 1 millisecond.
- EXPECT_EQ(kUnixEpochYear, exploded.year);
- EXPECT_EQ(1, exploded.month);
- EXPECT_EQ(1, exploded.day_of_month);
- EXPECT_EQ(0, exploded.hour);
- EXPECT_EQ(0, exploded.minute);
- EXPECT_EQ(0, exploded.second);
- EXPECT_EQ(1, exploded.millisecond);
-
- t = Time::UnixEpoch() + TimeDelta::FromMilliseconds(1000);
- t.UTCExplode(&exploded);
- EXPECT_TRUE(exploded.HasValidValues());
- // Should be 1970-01-01 00:00:01.
- EXPECT_EQ(kUnixEpochYear, exploded.year);
- EXPECT_EQ(1, exploded.month);
- EXPECT_EQ(1, exploded.day_of_month);
- EXPECT_EQ(0, exploded.hour);
- EXPECT_EQ(0, exploded.minute);
- EXPECT_EQ(1, exploded.second);
- EXPECT_EQ(0, exploded.millisecond);
-
- t = Time::UnixEpoch() + TimeDelta::FromMilliseconds(1001);
- t.UTCExplode(&exploded);
- EXPECT_TRUE(exploded.HasValidValues());
- // Should be 1970-01-01 00:00:01 1 millisecond.
- EXPECT_EQ(kUnixEpochYear, exploded.year);
- EXPECT_EQ(1, exploded.month);
- EXPECT_EQ(1, exploded.day_of_month);
- EXPECT_EQ(0, exploded.hour);
- EXPECT_EQ(0, exploded.minute);
- EXPECT_EQ(1, exploded.second);
- EXPECT_EQ(1, exploded.millisecond);
-}
-
-TEST_F(TimeTest, TimeDeltaMax) {
- TimeDelta max = TimeDelta::Max();
- EXPECT_TRUE(max.is_max());
- EXPECT_EQ(max, TimeDelta::Max());
- EXPECT_GT(max, TimeDelta::FromDays(100 * 365));
- EXPECT_GT(max, TimeDelta());
-}
-
-TEST_F(TimeTest, TimeDeltaMaxConversions) {
- TimeDelta t = TimeDelta::Max();
- EXPECT_EQ(std::numeric_limits<int64>::max(), t.ToInternalValue());
-
- EXPECT_EQ(std::numeric_limits<int>::max(), t.InDays());
- EXPECT_EQ(std::numeric_limits<int>::max(), t.InHours());
- EXPECT_EQ(std::numeric_limits<int>::max(), t.InMinutes());
- EXPECT_EQ(std::numeric_limits<double>::infinity(), t.InSecondsF());
- EXPECT_EQ(std::numeric_limits<int64>::max(), t.InSeconds());
- EXPECT_EQ(std::numeric_limits<double>::infinity(), t.InMillisecondsF());
- EXPECT_EQ(std::numeric_limits<int64>::max(), t.InMilliseconds());
- EXPECT_EQ(std::numeric_limits<int64>::max(), t.InMillisecondsRoundedUp());
-
- t = TimeDelta::FromDays(std::numeric_limits<int>::max());
- EXPECT_TRUE(t.is_max());
-
- t = TimeDelta::FromHours(std::numeric_limits<int>::max());
- EXPECT_TRUE(t.is_max());
-
- t = TimeDelta::FromMinutes(std::numeric_limits<int>::max());
- EXPECT_TRUE(t.is_max());
-
- t = TimeDelta::FromSeconds(std::numeric_limits<int64>::max());
- EXPECT_TRUE(t.is_max());
-
- t = TimeDelta::FromMilliseconds(std::numeric_limits<int64>::max());
- EXPECT_TRUE(t.is_max());
-
- t = TimeDelta::FromSecondsD(std::numeric_limits<double>::infinity());
- EXPECT_TRUE(t.is_max());
-
- t = TimeDelta::FromMillisecondsD(std::numeric_limits<double>::infinity());
- EXPECT_TRUE(t.is_max());
-
- t = TimeDelta::FromMicroseconds(std::numeric_limits<int64>::max());
- EXPECT_TRUE(t.is_max());
-}
-
-TEST_F(TimeTest, Max) {
- Time max = Time::Max();
- EXPECT_TRUE(max.is_max());
- EXPECT_EQ(max, Time::Max());
- EXPECT_GT(max, Time::Now());
- EXPECT_GT(max, Time());
-}
-
-TEST_F(TimeTest, MaxConversions) {
- Time t = Time::Max();
- EXPECT_EQ(std::numeric_limits<int64>::max(), t.ToInternalValue());
-
- t = Time::FromDoubleT(std::numeric_limits<double>::infinity());
- EXPECT_TRUE(t.is_max());
- EXPECT_EQ(std::numeric_limits<double>::infinity(), t.ToDoubleT());
-
- t = Time::FromJsTime(std::numeric_limits<double>::infinity());
- EXPECT_TRUE(t.is_max());
- EXPECT_EQ(std::numeric_limits<double>::infinity(), t.ToJsTime());
-
- t = Time::FromTimeT(std::numeric_limits<time_t>::max());
- EXPECT_TRUE(t.is_max());
- EXPECT_EQ(std::numeric_limits<time_t>::max(), t.ToTimeT());
-
-#if defined(OS_POSIX)
- struct timeval tval;
- tval.tv_sec = std::numeric_limits<time_t>::max();
- tval.tv_usec = static_cast<suseconds_t>(Time::kMicrosecondsPerSecond) - 1;
- t = Time::FromTimeVal(tval);
- EXPECT_TRUE(t.is_max());
- tval = t.ToTimeVal();
- EXPECT_EQ(std::numeric_limits<time_t>::max(), tval.tv_sec);
- EXPECT_EQ(static_cast<suseconds_t>(Time::kMicrosecondsPerSecond) - 1,
- tval.tv_usec);
-#endif
-
-#if defined(OS_MACOSX)
- t = Time::FromCFAbsoluteTime(std::numeric_limits<CFAbsoluteTime>::infinity());
- EXPECT_TRUE(t.is_max());
- EXPECT_EQ(std::numeric_limits<CFAbsoluteTime>::infinity(),
- t.ToCFAbsoluteTime());
-#endif
-
-#if defined(OS_WIN)
- FILETIME ftime;
- ftime.dwHighDateTime = std::numeric_limits<DWORD>::max();
- ftime.dwLowDateTime = std::numeric_limits<DWORD>::max();
- t = Time::FromFileTime(ftime);
- EXPECT_TRUE(t.is_max());
- ftime = t.ToFileTime();
- EXPECT_EQ(std::numeric_limits<DWORD>::max(), ftime.dwHighDateTime);
- EXPECT_EQ(std::numeric_limits<DWORD>::max(), ftime.dwLowDateTime);
-#endif
-}
-
-#if defined(OS_MACOSX)
-TEST_F(TimeTest, TimeTOverflow) {
- Time t = Time::FromInternalValue(std::numeric_limits<int64>::max() - 1);
- EXPECT_FALSE(t.is_max());
- EXPECT_EQ(std::numeric_limits<time_t>::max(), t.ToTimeT());
-}
-#endif
-
-#if defined(OS_ANDROID)
-TEST_F(TimeTest, FromLocalExplodedCrashOnAndroid) {
- // This crashed inside Time:: FromLocalExploded() on Android 4.1.2.
- // See http://crbug.com/287821
- Time::Exploded midnight = {2013, // year
- 10, // month
- 0, // day_of_week
- 13, // day_of_month
- 0, // hour
- 0, // minute
- 0, // second
- };
- // The string passed to putenv() must be a char* and the documentation states
- // that it 'becomes part of the environment', so use a static buffer.
- static char buffer[] = "TZ=America/Santiago";
- putenv(buffer);
- tzset();
- Time t = Time::FromLocalExploded(midnight);
- EXPECT_EQ(1381633200, t.ToTimeT());
-}
-#endif // OS_ANDROID
-
-TEST(TimeTicks, Deltas) {
- for (int index = 0; index < 50; index++) {
- TimeTicks ticks_start = TimeTicks::Now();
- base::PlatformThread::Sleep(base::TimeDelta::FromMilliseconds(10));
- TimeTicks ticks_stop = TimeTicks::Now();
- TimeDelta delta = ticks_stop - ticks_start;
- // Note: Although we asked for a 10ms sleep, if the
- // time clock has a finer granularity than the Sleep()
- // clock, it is quite possible to wakeup early. Here
- // is how that works:
- // Time(ms timer) Time(us timer)
- // 5 5010
- // 6 6010
- // 7 7010
- // 8 8010
- // 9 9000
- // Elapsed 4ms 3990us
- //
- // Unfortunately, our InMilliseconds() function truncates
- // rather than rounds. We should consider fixing this
- // so that our averages come out better.
- EXPECT_GE(delta.InMilliseconds(), 9);
- EXPECT_GE(delta.InMicroseconds(), 9000);
- EXPECT_EQ(delta.InSeconds(), 0);
- }
-}
-
-static void HighResClockTest(TimeTicks (*GetTicks)()) {
- // IsHighResolution() is false on some systems. Since the product still works
- // even if it's false, it makes this entire test questionable.
- if (!TimeTicks::IsHighResolution())
- return;
-
- // Why do we loop here?
- // We're trying to measure that intervals increment in a VERY small amount
- // of time -- less than 15ms. 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.
-
- const int kTargetGranularityUs = 15000; // 15ms
-
- bool success = false;
- int retries = 100; // Arbitrary.
- TimeDelta delta;
- while (!success && retries--) {
- TimeTicks ticks_start = GetTicks();
- // Loop until we can detect that the clock has changed. Non-HighRes timers
- // will increment in chunks, e.g. 15ms. By spinning until we see a clock
- // change, we detect the minimum time between measurements.
- do {
- delta = GetTicks() - ticks_start;
- } while (delta.InMilliseconds() == 0);
-
- if (delta.InMicroseconds() <= kTargetGranularityUs)
- success = true;
- }
-
- // In high resolution mode, we expect to see the clock increment
- // in intervals less than 15ms.
- EXPECT_TRUE(success);
-}
-
-TEST(TimeTicks, HighRes) {
- HighResClockTest(&TimeTicks::Now);
-}
-
-// Fails frequently on Android http://crbug.com/352633 with:
-// Expected: (delta_thread.InMicroseconds()) > (0), actual: 0 vs 0
-#if defined(OS_ANDROID)
-#define MAYBE_ThreadNow DISABLED_ThreadNow
-#else
-#define MAYBE_ThreadNow ThreadNow
-#endif
-TEST(ThreadTicks, MAYBE_ThreadNow) {
- if (ThreadTicks::IsSupported()) {
- TimeTicks begin = TimeTicks::Now();
- ThreadTicks begin_thread = ThreadTicks::Now();
- // Make sure that ThreadNow value is non-zero.
- EXPECT_GT(begin_thread, ThreadTicks());
- // Sleep for 10 milliseconds to get the thread de-scheduled.
- base::PlatformThread::Sleep(base::TimeDelta::FromMilliseconds(10));
- ThreadTicks end_thread = ThreadTicks::Now();
- TimeTicks end = TimeTicks::Now();
- TimeDelta delta = end - begin;
- TimeDelta delta_thread = end_thread - begin_thread;
- // Make sure that some thread time have elapsed.
- EXPECT_GT(delta_thread.InMicroseconds(), 0);
- // But the thread time is at least 9ms less than clock time.
- TimeDelta difference = delta - delta_thread;
- EXPECT_GE(difference.InMicroseconds(), 9000);
- }
-}
-
-TEST(TraceTicks, NowFromSystemTraceTime) {
- // Re-use HighRes test for now since clock properties are identical.
- using NowFunction = TimeTicks (*)(void);
- HighResClockTest(reinterpret_cast<NowFunction>(&TraceTicks::Now));
-}
-
-TEST(TimeTicks, SnappedToNextTickBasic) {
- base::TimeTicks phase = base::TimeTicks::FromInternalValue(4000);
- base::TimeDelta interval = base::TimeDelta::FromMicroseconds(1000);
- base::TimeTicks timestamp;
-
- // Timestamp in previous interval.
- timestamp = base::TimeTicks::FromInternalValue(3500);
- EXPECT_EQ(4000,
- timestamp.SnappedToNextTick(phase, interval).ToInternalValue());
-
- // Timestamp in next interval.
- timestamp = base::TimeTicks::FromInternalValue(4500);
- EXPECT_EQ(5000,
- timestamp.SnappedToNextTick(phase, interval).ToInternalValue());
-
- // Timestamp multiple intervals before.
- timestamp = base::TimeTicks::FromInternalValue(2500);
- EXPECT_EQ(3000,
- timestamp.SnappedToNextTick(phase, interval).ToInternalValue());
-
- // Timestamp multiple intervals after.
- timestamp = base::TimeTicks::FromInternalValue(6500);
- EXPECT_EQ(7000,
- timestamp.SnappedToNextTick(phase, interval).ToInternalValue());
-
- // Timestamp on previous interval.
- timestamp = base::TimeTicks::FromInternalValue(3000);
- EXPECT_EQ(3000,
- timestamp.SnappedToNextTick(phase, interval).ToInternalValue());
-
- // Timestamp on next interval.
- timestamp = base::TimeTicks::FromInternalValue(5000);
- EXPECT_EQ(5000,
- timestamp.SnappedToNextTick(phase, interval).ToInternalValue());
-
- // Timestamp equal to phase.
- timestamp = base::TimeTicks::FromInternalValue(4000);
- EXPECT_EQ(4000,
- timestamp.SnappedToNextTick(phase, interval).ToInternalValue());
-}
-
-TEST(TimeTicks, SnappedToNextTickOverflow) {
- // int(big_timestamp / interval) < 0, so this causes a crash if the number of
- // intervals elapsed is attempted to be stored in an int.
- base::TimeTicks phase = base::TimeTicks::FromInternalValue(0);
- base::TimeDelta interval = base::TimeDelta::FromMicroseconds(4000);
- base::TimeTicks big_timestamp =
- base::TimeTicks::FromInternalValue(8635916564000);
-
- EXPECT_EQ(8635916564000,
- big_timestamp.SnappedToNextTick(phase, interval).ToInternalValue());
- EXPECT_EQ(8635916564000,
- big_timestamp.SnappedToNextTick(big_timestamp, interval)
- .ToInternalValue());
-}
-
-TEST(TimeDelta, FromAndIn) {
- EXPECT_TRUE(TimeDelta::FromDays(2) == TimeDelta::FromHours(48));
- EXPECT_TRUE(TimeDelta::FromHours(3) == TimeDelta::FromMinutes(180));
- EXPECT_TRUE(TimeDelta::FromMinutes(2) == TimeDelta::FromSeconds(120));
- EXPECT_TRUE(TimeDelta::FromSeconds(2) == TimeDelta::FromMilliseconds(2000));
- EXPECT_TRUE(TimeDelta::FromMilliseconds(2) ==
- TimeDelta::FromMicroseconds(2000));
- EXPECT_TRUE(TimeDelta::FromSecondsD(2.3) ==
- TimeDelta::FromMilliseconds(2300));
- EXPECT_TRUE(TimeDelta::FromMillisecondsD(2.5) ==
- TimeDelta::FromMicroseconds(2500));
- EXPECT_EQ(13, TimeDelta::FromDays(13).InDays());
- EXPECT_EQ(13, TimeDelta::FromHours(13).InHours());
- EXPECT_EQ(13, TimeDelta::FromMinutes(13).InMinutes());
- EXPECT_EQ(13, TimeDelta::FromSeconds(13).InSeconds());
- EXPECT_EQ(13.0, TimeDelta::FromSeconds(13).InSecondsF());
- EXPECT_EQ(13, TimeDelta::FromMilliseconds(13).InMilliseconds());
- EXPECT_EQ(13.0, TimeDelta::FromMilliseconds(13).InMillisecondsF());
- EXPECT_EQ(13, TimeDelta::FromSecondsD(13.1).InSeconds());
- EXPECT_EQ(13.1, TimeDelta::FromSecondsD(13.1).InSecondsF());
- EXPECT_EQ(13, TimeDelta::FromMillisecondsD(13.3).InMilliseconds());
- EXPECT_EQ(13.3, TimeDelta::FromMillisecondsD(13.3).InMillisecondsF());
- EXPECT_EQ(13, TimeDelta::FromMicroseconds(13).InMicroseconds());
-}
-
-#if defined(OS_POSIX)
-TEST(TimeDelta, TimeSpecConversion) {
- struct timespec result = TimeDelta::FromSeconds(0).ToTimeSpec();
- EXPECT_EQ(result.tv_sec, 0);
- EXPECT_EQ(result.tv_nsec, 0);
-
- result = TimeDelta::FromSeconds(1).ToTimeSpec();
- EXPECT_EQ(result.tv_sec, 1);
- EXPECT_EQ(result.tv_nsec, 0);
-
- result = TimeDelta::FromMicroseconds(1).ToTimeSpec();
- EXPECT_EQ(result.tv_sec, 0);
- EXPECT_EQ(result.tv_nsec, 1000);
-
- result = TimeDelta::FromMicroseconds(
- Time::kMicrosecondsPerSecond + 1).ToTimeSpec();
- EXPECT_EQ(result.tv_sec, 1);
- EXPECT_EQ(result.tv_nsec, 1000);
-}
-#endif // OS_POSIX
-
-// Our internal time format is serialized in things like databases, so it's
-// important that it's consistent across all our platforms. We use the 1601
-// Windows epoch as the internal format across all platforms.
-TEST(TimeDelta, WindowsEpoch) {
- Time::Exploded exploded;
- exploded.year = 1970;
- exploded.month = 1;
- exploded.day_of_week = 0; // Should be unusued.
- exploded.day_of_month = 1;
- exploded.hour = 0;
- exploded.minute = 0;
- exploded.second = 0;
- exploded.millisecond = 0;
- Time t = Time::FromUTCExploded(exploded);
- // Unix 1970 epoch.
- EXPECT_EQ(INT64_C(11644473600000000), t.ToInternalValue());
-
- // We can't test 1601 epoch, since the system time functions on Linux
- // only compute years starting from 1900.
-}
-
-// We could define this separately for Time, TimeTicks and TimeDelta but the
-// definitions would be identical anyway.
-template <class Any>
-std::string AnyToString(Any any) {
- std::ostringstream oss;
- oss << any;
- return oss.str();
-}
-
-TEST(TimeDelta, Magnitude) {
- const int64 zero = 0;
- EXPECT_EQ(TimeDelta::FromMicroseconds(zero),
- TimeDelta::FromMicroseconds(zero).magnitude());
-
- const int64 one = 1;
- const int64 negative_one = -1;
- EXPECT_EQ(TimeDelta::FromMicroseconds(one),
- TimeDelta::FromMicroseconds(one).magnitude());
- EXPECT_EQ(TimeDelta::FromMicroseconds(one),
- TimeDelta::FromMicroseconds(negative_one).magnitude());
-
- const int64 max_int64_minus_one = std::numeric_limits<int64>::max() - 1;
- const int64 min_int64_plus_two = std::numeric_limits<int64>::min() + 2;
- EXPECT_EQ(TimeDelta::FromMicroseconds(max_int64_minus_one),
- TimeDelta::FromMicroseconds(max_int64_minus_one).magnitude());
- EXPECT_EQ(TimeDelta::FromMicroseconds(max_int64_minus_one),
- TimeDelta::FromMicroseconds(min_int64_plus_two).magnitude());
-}
-
-
-TEST(TimeDelta, NumericOperators) {
- double d = 0.5;
- EXPECT_EQ(TimeDelta::FromMilliseconds(500),
- TimeDelta::FromMilliseconds(1000) * d);
- EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
- TimeDelta::FromMilliseconds(1000) / d);
- EXPECT_EQ(TimeDelta::FromMilliseconds(500),
- TimeDelta::FromMilliseconds(1000) *= d);
- EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
- TimeDelta::FromMilliseconds(1000) /= d);
- EXPECT_EQ(TimeDelta::FromMilliseconds(500),
- d * TimeDelta::FromMilliseconds(1000));
-
- float f = 0.5;
- EXPECT_EQ(TimeDelta::FromMilliseconds(500),
- TimeDelta::FromMilliseconds(1000) * f);
- EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
- TimeDelta::FromMilliseconds(1000) / f);
- EXPECT_EQ(TimeDelta::FromMilliseconds(500),
- TimeDelta::FromMilliseconds(1000) *= f);
- EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
- TimeDelta::FromMilliseconds(1000) /= f);
- EXPECT_EQ(TimeDelta::FromMilliseconds(500),
- f * TimeDelta::FromMilliseconds(1000));
-
-
- int i = 2;
- EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
- TimeDelta::FromMilliseconds(1000) * i);
- EXPECT_EQ(TimeDelta::FromMilliseconds(500),
- TimeDelta::FromMilliseconds(1000) / i);
- EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
- TimeDelta::FromMilliseconds(1000) *= i);
- EXPECT_EQ(TimeDelta::FromMilliseconds(500),
- TimeDelta::FromMilliseconds(1000) /= i);
- EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
- i * TimeDelta::FromMilliseconds(1000));
-
- int64_t i64 = 2;
- EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
- TimeDelta::FromMilliseconds(1000) * i64);
- EXPECT_EQ(TimeDelta::FromMilliseconds(500),
- TimeDelta::FromMilliseconds(1000) / i64);
- EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
- TimeDelta::FromMilliseconds(1000) *= i64);
- EXPECT_EQ(TimeDelta::FromMilliseconds(500),
- TimeDelta::FromMilliseconds(1000) /= i64);
- EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
- i64 * TimeDelta::FromMilliseconds(1000));
-
-
- EXPECT_EQ(TimeDelta::FromMilliseconds(500),
- TimeDelta::FromMilliseconds(1000) * 0.5);
- EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
- TimeDelta::FromMilliseconds(1000) / 0.5);
- EXPECT_EQ(TimeDelta::FromMilliseconds(500),
- TimeDelta::FromMilliseconds(1000) *= 0.5);
- EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
- TimeDelta::FromMilliseconds(1000) /= 0.5);
- EXPECT_EQ(TimeDelta::FromMilliseconds(500),
- 0.5 * TimeDelta::FromMilliseconds(1000));
-
- EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
- TimeDelta::FromMilliseconds(1000) * 2);
- EXPECT_EQ(TimeDelta::FromMilliseconds(500),
- TimeDelta::FromMilliseconds(1000) / 2);
- EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
- TimeDelta::FromMilliseconds(1000) *= 2);
- EXPECT_EQ(TimeDelta::FromMilliseconds(500),
- TimeDelta::FromMilliseconds(1000) /= 2);
- EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
- 2 * TimeDelta::FromMilliseconds(1000));
-}
-
-bool IsMin(TimeDelta delta) {
- return (-delta).is_max();
-}
-
-TEST(TimeDelta, Overflows) {
- // Some sanity checks.
- EXPECT_TRUE(TimeDelta::Max().is_max());
- EXPECT_TRUE(IsMin(-TimeDelta::Max()));
- EXPECT_GT(TimeDelta(), -TimeDelta::Max());
-
- TimeDelta large_delta = TimeDelta::Max() - TimeDelta::FromMilliseconds(1);
- TimeDelta large_negative = -large_delta;
- EXPECT_GT(TimeDelta(), large_negative);
- EXPECT_FALSE(large_delta.is_max());
- EXPECT_FALSE(IsMin(-large_negative));
- TimeDelta one_second = TimeDelta::FromSeconds(1);
-
- // Test +, -, * and / operators.
- EXPECT_TRUE((large_delta + one_second).is_max());
- EXPECT_TRUE(IsMin(large_negative + (-one_second)));
- EXPECT_TRUE(IsMin(large_negative - one_second));
- EXPECT_TRUE((large_delta - (-one_second)).is_max());
- EXPECT_TRUE((large_delta * 2).is_max());
- EXPECT_TRUE(IsMin(large_delta * -2));
- EXPECT_TRUE((large_delta / 0.5).is_max());
- EXPECT_TRUE(IsMin(large_delta / -0.5));
-
- // Test +=, -=, *= and /= operators.
- TimeDelta delta = large_delta;
- delta += one_second;
- EXPECT_TRUE(delta.is_max());
- delta = large_negative;
- delta += -one_second;
- EXPECT_TRUE(IsMin(delta));
-
- delta = large_negative;
- delta -= one_second;
- EXPECT_TRUE(IsMin(delta));
- delta = large_delta;
- delta -= -one_second;
- EXPECT_TRUE(delta.is_max());
-
- delta = large_delta;
- delta *= 2;
- EXPECT_TRUE(delta.is_max());
- delta = large_negative;
- delta *= 1.5;
- EXPECT_TRUE(IsMin(delta));
-
- delta = large_delta;
- delta /= 0.5;
- EXPECT_TRUE(delta.is_max());
- delta = large_negative;
- delta /= 0.5;
- EXPECT_TRUE(IsMin(delta));
-
- // Test operations with Time and TimeTicks.
- EXPECT_TRUE((large_delta + Time::Now()).is_max());
- EXPECT_TRUE((large_delta + TimeTicks::Now()).is_max());
- EXPECT_TRUE((Time::Now() + large_delta).is_max());
- EXPECT_TRUE((TimeTicks::Now() + large_delta).is_max());
-
- Time time_now = Time::Now();
- EXPECT_EQ(one_second, (time_now + one_second) - time_now);
- EXPECT_EQ(-one_second, (time_now - one_second) - time_now);
-
- TimeTicks ticks_now = TimeTicks::Now();
- EXPECT_EQ(-one_second, (ticks_now - one_second) - ticks_now);
- EXPECT_EQ(one_second, (ticks_now + one_second) - ticks_now);
-}
-
-TEST(TimeDeltaLogging, DCheckEqCompiles) {
- DCHECK_EQ(TimeDelta(), TimeDelta());
-}
-
-TEST(TimeDeltaLogging, EmptyIsZero) {
- TimeDelta zero;
- EXPECT_EQ("0s", AnyToString(zero));
-}
-
-TEST(TimeDeltaLogging, FiveHundredMs) {
- TimeDelta five_hundred_ms = TimeDelta::FromMilliseconds(500);
- EXPECT_EQ("0.5s", AnyToString(five_hundred_ms));
-}
-
-TEST(TimeDeltaLogging, MinusTenSeconds) {
- TimeDelta minus_ten_seconds = TimeDelta::FromSeconds(-10);
- EXPECT_EQ("-10s", AnyToString(minus_ten_seconds));
-}
-
-TEST(TimeDeltaLogging, DoesNotMessUpFormattingFlags) {
- std::ostringstream oss;
- std::ios_base::fmtflags flags_before = oss.flags();
- oss << TimeDelta();
- EXPECT_EQ(flags_before, oss.flags());
-}
-
-TEST(TimeDeltaLogging, DoesNotMakeStreamBad) {
- std::ostringstream oss;
- oss << TimeDelta();
- EXPECT_TRUE(oss.good());
-}
-
-TEST(TimeLogging, DCheckEqCompiles) {
- DCHECK_EQ(Time(), Time());
-}
-
-TEST(TimeLogging, ChromeBirthdate) {
- Time birthdate;
- ASSERT_TRUE(Time::FromString("Tue, 02 Sep 2008 09:42:18 GMT", &birthdate));
- EXPECT_EQ("2008-09-02 09:42:18.000 UTC", AnyToString(birthdate));
-}
-
-TEST(TimeLogging, DoesNotMessUpFormattingFlags) {
- std::ostringstream oss;
- std::ios_base::fmtflags flags_before = oss.flags();
- oss << Time();
- EXPECT_EQ(flags_before, oss.flags());
-}
-
-TEST(TimeLogging, DoesNotMakeStreamBad) {
- std::ostringstream oss;
- oss << Time();
- EXPECT_TRUE(oss.good());
-}
-
-TEST(TimeTicksLogging, DCheckEqCompiles) {
- DCHECK_EQ(TimeTicks(), TimeTicks());
-}
-
-TEST(TimeTicksLogging, ZeroTime) {
- TimeTicks zero;
- EXPECT_EQ("0 bogo-microseconds", AnyToString(zero));
-}
-
-TEST(TimeTicksLogging, FortyYearsLater) {
- TimeTicks forty_years_later =
- TimeTicks() + TimeDelta::FromDays(365.25 * 40);
- EXPECT_EQ("1262304000000000 bogo-microseconds",
- AnyToString(forty_years_later));
-}
-
-TEST(TimeTicksLogging, DoesNotMessUpFormattingFlags) {
- std::ostringstream oss;
- std::ios_base::fmtflags flags_before = oss.flags();
- oss << TimeTicks();
- EXPECT_EQ(flags_before, oss.flags());
-}
-
-TEST(TimeTicksLogging, DoesNotMakeStreamBad) {
- std::ostringstream oss;
- oss << TimeTicks();
- EXPECT_TRUE(oss.good());
-}
-
-} // namespace
-
-} // namespace base
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