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1623 lines
57 KiB
1623 lines
57 KiB
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "base/time/time.h"
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#include <stdint.h>
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#include <time.h>
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#include <limits>
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#include <string>
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#include "base/build_time.h"
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#include "base/compiler_specific.h"
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#include "base/logging.h"
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#include "base/macros.h"
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#include "base/strings/stringprintf.h"
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#include "base/threading/platform_thread.h"
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#include "base/time/time_override.h"
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#include "build/build_config.h"
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#include "testing/gtest/include/gtest/gtest.h"
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#if defined(OS_ANDROID)
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#include "base/android/jni_android.h"
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#elif defined(OS_IOS)
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#include "base/ios/ios_util.h"
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#elif defined(OS_WIN)
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#include <windows.h>
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#endif
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namespace base {
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namespace {
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TEST(TimeTestOutOfBounds, FromExplodedOutOfBoundsTime) {
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// FromUTCExploded must set time to Time(0) and failure, if the day is set to
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// 31 on a 28-30 day month. Test |exploded| returns Time(0) on 31st of
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// February and 31st of April. New implementation handles this.
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const struct DateTestData {
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Time::Exploded explode;
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bool is_valid;
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} kDateTestData[] = {
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// 31st of February
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{{2016, 2, 0, 31, 12, 30, 0, 0}, true},
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// 31st of April
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{{2016, 4, 0, 31, 8, 43, 0, 0}, true},
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// Negative month
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{{2016, -5, 0, 2, 4, 10, 0, 0}, false},
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// Negative date of month
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{{2016, 6, 0, -15, 2, 50, 0, 0}, false},
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// Negative hours
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{{2016, 7, 0, 10, -11, 29, 0, 0}, false},
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// Negative minutes
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{{2016, 3, 0, 14, 10, -29, 0, 0}, false},
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// Negative seconds
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{{2016, 10, 0, 25, 7, 47, -30, 0}, false},
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// Negative milliseconds
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{{2016, 10, 0, 25, 7, 47, 20, -500}, false},
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// Hours are too large
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{{2016, 7, 0, 10, 26, 29, 0, 0}, false},
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// Minutes are too large
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{{2016, 3, 0, 14, 10, 78, 0, 0}, false},
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// Seconds are too large
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{{2016, 10, 0, 25, 7, 47, 234, 0}, false},
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// Milliseconds are too large
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{{2016, 10, 0, 25, 6, 31, 23, 1643}, false},
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// Test overflow. Time is valid, but overflow case
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// results in Time(0).
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{{9840633, 1, 0, 1, 1, 1, 0, 0}, true},
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// Underflow will fail as well.
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{{-9840633, 1, 0, 1, 1, 1, 0, 0}, true},
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// Test integer overflow and underflow cases for the values themselves.
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{{std::numeric_limits<int>::min(), 1, 0, 1, 1, 1, 0, 0}, true},
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{{std::numeric_limits<int>::max(), 1, 0, 1, 1, 1, 0, 0}, true},
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{{2016, std::numeric_limits<int>::min(), 0, 1, 1, 1, 0, 0}, false},
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{{2016, std::numeric_limits<int>::max(), 0, 1, 1, 1, 0, 0}, false},
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};
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for (const auto& test : kDateTestData) {
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EXPECT_EQ(test.explode.HasValidValues(), test.is_valid);
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base::Time result;
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EXPECT_FALSE(base::Time::FromUTCExploded(test.explode, &result));
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EXPECT_TRUE(result.is_null());
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EXPECT_FALSE(base::Time::FromLocalExploded(test.explode, &result));
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EXPECT_TRUE(result.is_null());
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}
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}
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// Specialized test fixture allowing time strings without timezones to be
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// tested by comparing them to a known time in the local zone.
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// See also pr_time_unittests.cc
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class TimeTest : public testing::Test {
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protected:
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void SetUp() override {
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// Use mktime to get a time_t, and turn it into a PRTime by converting
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// seconds to microseconds. Use 15th Oct 2007 12:45:00 local. This
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// must be a time guaranteed to be outside of a DST fallback hour in
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// any timezone.
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struct tm local_comparison_tm = {
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0, // second
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45, // minute
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12, // hour
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15, // day of month
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10 - 1, // month
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2007 - 1900, // year
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0, // day of week (ignored, output only)
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0, // day of year (ignored, output only)
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-1 // DST in effect, -1 tells mktime to figure it out
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};
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time_t converted_time = mktime(&local_comparison_tm);
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ASSERT_GT(converted_time, 0);
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comparison_time_local_ = Time::FromTimeT(converted_time);
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// time_t representation of 15th Oct 2007 12:45:00 PDT
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comparison_time_pdt_ = Time::FromTimeT(1192477500);
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}
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Time comparison_time_local_;
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Time comparison_time_pdt_;
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};
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// Test conversion to/from TimeDeltas elapsed since the Windows epoch.
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// Conversions should be idempotent and non-lossy.
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TEST_F(TimeTest, DeltaSinceWindowsEpoch) {
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const TimeDelta delta = TimeDelta::FromMicroseconds(123);
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EXPECT_EQ(delta,
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Time::FromDeltaSinceWindowsEpoch(delta).ToDeltaSinceWindowsEpoch());
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const Time now = Time::Now();
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const Time actual =
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Time::FromDeltaSinceWindowsEpoch(now.ToDeltaSinceWindowsEpoch());
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EXPECT_EQ(now, actual);
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// Null times should remain null after a round-trip conversion. This is an
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// important invariant for the common use case of serialization +
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// deserialization.
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const Time should_be_null =
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Time::FromDeltaSinceWindowsEpoch(Time().ToDeltaSinceWindowsEpoch());
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EXPECT_TRUE(should_be_null.is_null());
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}
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// Test conversion to/from time_t.
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TEST_F(TimeTest, TimeT) {
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EXPECT_EQ(10, Time().FromTimeT(10).ToTimeT());
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EXPECT_EQ(10.0, Time().FromTimeT(10).ToDoubleT());
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// Conversions of 0 should stay 0.
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EXPECT_EQ(0, Time().ToTimeT());
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EXPECT_EQ(0, Time::FromTimeT(0).ToInternalValue());
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}
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// Test conversions to/from time_t and exploding/unexploding (utc time).
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TEST_F(TimeTest, UTCTimeT) {
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// C library time and exploded time.
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time_t now_t_1 = time(nullptr);
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struct tm tms;
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#if defined(OS_WIN)
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gmtime_s(&tms, &now_t_1);
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#elif defined(OS_POSIX) || defined(OS_FUCHSIA)
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gmtime_r(&now_t_1, &tms);
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#endif
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// Convert to ours.
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Time our_time_1 = Time::FromTimeT(now_t_1);
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Time::Exploded exploded;
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our_time_1.UTCExplode(&exploded);
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// This will test both our exploding and our time_t -> Time conversion.
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EXPECT_EQ(tms.tm_year + 1900, exploded.year);
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EXPECT_EQ(tms.tm_mon + 1, exploded.month);
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EXPECT_EQ(tms.tm_mday, exploded.day_of_month);
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EXPECT_EQ(tms.tm_hour, exploded.hour);
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EXPECT_EQ(tms.tm_min, exploded.minute);
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EXPECT_EQ(tms.tm_sec, exploded.second);
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// Convert exploded back to the time struct.
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Time our_time_2;
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EXPECT_TRUE(Time::FromUTCExploded(exploded, &our_time_2));
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EXPECT_TRUE(our_time_1 == our_time_2);
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time_t now_t_2 = our_time_2.ToTimeT();
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EXPECT_EQ(now_t_1, now_t_2);
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}
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// Test conversions to/from time_t and exploding/unexploding (local time).
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TEST_F(TimeTest, LocalTimeT) {
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#if defined(OS_IOS) && TARGET_OS_SIMULATOR
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// The function CFTimeZoneCopySystem() fails to determine the system timezone
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// when running iOS 11.0 simulator on an host running High Sierra and return
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// the "GMT" timezone. This causes Time::LocalExplode and localtime_r values
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// to differ by the local timezone offset. Disable the test if simulating
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// iOS 10.0 as it is not possible to check the version of the host mac.
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// TODO(crbug.com/782033): remove this once support for iOS pre-11.0 is
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// dropped or when the bug in CFTimeZoneCopySystem() is fixed.
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if (ios::IsRunningOnIOS10OrLater() && !ios::IsRunningOnIOS11OrLater()) {
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return;
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}
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#endif
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// C library time and exploded time.
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time_t now_t_1 = time(nullptr);
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struct tm tms;
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#if defined(OS_WIN)
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localtime_s(&tms, &now_t_1);
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#elif defined(OS_POSIX) || defined(OS_FUCHSIA)
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localtime_r(&now_t_1, &tms);
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#endif
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// Convert to ours.
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Time our_time_1 = Time::FromTimeT(now_t_1);
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Time::Exploded exploded;
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our_time_1.LocalExplode(&exploded);
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// This will test both our exploding and our time_t -> Time conversion.
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EXPECT_EQ(tms.tm_year + 1900, exploded.year);
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EXPECT_EQ(tms.tm_mon + 1, exploded.month);
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EXPECT_EQ(tms.tm_mday, exploded.day_of_month);
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EXPECT_EQ(tms.tm_hour, exploded.hour);
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EXPECT_EQ(tms.tm_min, exploded.minute);
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EXPECT_EQ(tms.tm_sec, exploded.second);
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// Convert exploded back to the time struct.
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Time our_time_2;
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EXPECT_TRUE(Time::FromLocalExploded(exploded, &our_time_2));
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EXPECT_TRUE(our_time_1 == our_time_2);
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time_t now_t_2 = our_time_2.ToTimeT();
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EXPECT_EQ(now_t_1, now_t_2);
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}
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// Test conversions to/from javascript time.
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TEST_F(TimeTest, JsTime) {
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Time epoch = Time::FromJsTime(0.0);
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EXPECT_EQ(epoch, Time::UnixEpoch());
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Time t = Time::FromJsTime(700000.3);
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EXPECT_EQ(700.0003, t.ToDoubleT());
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t = Time::FromDoubleT(800.73);
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EXPECT_EQ(800730.0, t.ToJsTime());
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}
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#if defined(OS_POSIX) || defined(OS_FUCHSIA)
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TEST_F(TimeTest, FromTimeVal) {
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Time now = Time::Now();
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Time also_now = Time::FromTimeVal(now.ToTimeVal());
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EXPECT_EQ(now, also_now);
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}
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#endif // defined(OS_POSIX) || defined(OS_FUCHSIA)
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TEST_F(TimeTest, FromExplodedWithMilliseconds) {
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// Some platform implementations of FromExploded are liable to drop
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// milliseconds if we aren't careful.
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Time now = Time::NowFromSystemTime();
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Time::Exploded exploded1 = {0};
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now.UTCExplode(&exploded1);
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exploded1.millisecond = 500;
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Time time;
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EXPECT_TRUE(Time::FromUTCExploded(exploded1, &time));
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Time::Exploded exploded2 = {0};
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time.UTCExplode(&exploded2);
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EXPECT_EQ(exploded1.millisecond, exploded2.millisecond);
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}
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TEST_F(TimeTest, ZeroIsSymmetric) {
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Time zero_time(Time::FromTimeT(0));
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EXPECT_EQ(0, zero_time.ToTimeT());
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EXPECT_EQ(0.0, zero_time.ToDoubleT());
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}
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TEST_F(TimeTest, LocalExplode) {
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Time a = Time::Now();
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Time::Exploded exploded;
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a.LocalExplode(&exploded);
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Time b;
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EXPECT_TRUE(Time::FromLocalExploded(exploded, &b));
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// The exploded structure doesn't have microseconds, and on Mac & Linux, the
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// internal OS conversion uses seconds, which will cause truncation. So we
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// can only make sure that the delta is within one second.
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EXPECT_TRUE((a - b) < TimeDelta::FromSeconds(1));
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}
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TEST_F(TimeTest, UTCExplode) {
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Time a = Time::Now();
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Time::Exploded exploded;
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a.UTCExplode(&exploded);
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Time b;
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EXPECT_TRUE(Time::FromUTCExploded(exploded, &b));
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EXPECT_TRUE((a - b) < TimeDelta::FromSeconds(1));
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}
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TEST_F(TimeTest, LocalMidnight) {
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Time::Exploded exploded;
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Time::Now().LocalMidnight().LocalExplode(&exploded);
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EXPECT_EQ(0, exploded.hour);
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EXPECT_EQ(0, exploded.minute);
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EXPECT_EQ(0, exploded.second);
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EXPECT_EQ(0, exploded.millisecond);
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}
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TEST_F(TimeTest, ParseTimeTest1) {
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time_t current_time = 0;
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time(¤t_time);
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struct tm local_time = {};
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char time_buf[64] = {};
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#if defined(OS_WIN)
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localtime_s(&local_time, ¤t_time);
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asctime_s(time_buf, arraysize(time_buf), &local_time);
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#elif defined(OS_POSIX) || defined(OS_FUCHSIA)
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localtime_r(¤t_time, &local_time);
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asctime_r(&local_time, time_buf);
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#endif
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Time parsed_time;
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EXPECT_TRUE(Time::FromString(time_buf, &parsed_time));
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EXPECT_EQ(current_time, parsed_time.ToTimeT());
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}
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TEST_F(TimeTest, DayOfWeekSunday) {
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Time time;
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EXPECT_TRUE(Time::FromString("Sun, 06 May 2012 12:00:00 GMT", &time));
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Time::Exploded exploded;
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time.UTCExplode(&exploded);
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EXPECT_EQ(0, exploded.day_of_week);
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}
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TEST_F(TimeTest, DayOfWeekWednesday) {
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Time time;
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EXPECT_TRUE(Time::FromString("Wed, 09 May 2012 12:00:00 GMT", &time));
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Time::Exploded exploded;
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time.UTCExplode(&exploded);
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EXPECT_EQ(3, exploded.day_of_week);
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}
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TEST_F(TimeTest, DayOfWeekSaturday) {
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Time time;
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EXPECT_TRUE(Time::FromString("Sat, 12 May 2012 12:00:00 GMT", &time));
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Time::Exploded exploded;
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time.UTCExplode(&exploded);
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EXPECT_EQ(6, exploded.day_of_week);
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}
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TEST_F(TimeTest, ParseTimeTest2) {
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Time parsed_time;
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EXPECT_TRUE(Time::FromString("Mon, 15 Oct 2007 19:45:00 GMT", &parsed_time));
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EXPECT_EQ(comparison_time_pdt_, parsed_time);
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}
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TEST_F(TimeTest, ParseTimeTest3) {
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Time parsed_time;
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EXPECT_TRUE(Time::FromString("15 Oct 07 12:45:00", &parsed_time));
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EXPECT_EQ(comparison_time_local_, parsed_time);
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}
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TEST_F(TimeTest, ParseTimeTest4) {
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Time parsed_time;
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EXPECT_TRUE(Time::FromString("15 Oct 07 19:45 GMT", &parsed_time));
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EXPECT_EQ(comparison_time_pdt_, parsed_time);
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}
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TEST_F(TimeTest, ParseTimeTest5) {
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Time parsed_time;
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EXPECT_TRUE(Time::FromString("Mon Oct 15 12:45 PDT 2007", &parsed_time));
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EXPECT_EQ(comparison_time_pdt_, parsed_time);
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}
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TEST_F(TimeTest, ParseTimeTest6) {
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Time parsed_time;
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EXPECT_TRUE(Time::FromString("Monday, Oct 15, 2007 12:45 PM", &parsed_time));
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EXPECT_EQ(comparison_time_local_, parsed_time);
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}
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TEST_F(TimeTest, ParseTimeTest7) {
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Time parsed_time;
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EXPECT_TRUE(Time::FromString("10/15/07 12:45:00 PM", &parsed_time));
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EXPECT_EQ(comparison_time_local_, parsed_time);
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}
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TEST_F(TimeTest, ParseTimeTest8) {
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Time parsed_time;
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EXPECT_TRUE(Time::FromString("15-OCT-2007 12:45pm", &parsed_time));
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EXPECT_EQ(comparison_time_local_, parsed_time);
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}
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TEST_F(TimeTest, ParseTimeTest9) {
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Time parsed_time;
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EXPECT_TRUE(Time::FromString("16 Oct 2007 4:45-JST (Tuesday)", &parsed_time));
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EXPECT_EQ(comparison_time_pdt_, parsed_time);
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}
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TEST_F(TimeTest, ParseTimeTest10) {
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Time parsed_time;
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EXPECT_TRUE(Time::FromString("15/10/07 12:45", &parsed_time));
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EXPECT_EQ(parsed_time, comparison_time_local_);
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}
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// Test some of edge cases around epoch, etc.
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TEST_F(TimeTest, ParseTimeTestEpoch0) {
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Time parsed_time;
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// time_t == epoch == 0
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EXPECT_TRUE(Time::FromString("Thu Jan 01 01:00:00 +0100 1970",
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&parsed_time));
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EXPECT_EQ(0, parsed_time.ToTimeT());
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EXPECT_TRUE(Time::FromString("Thu Jan 01 00:00:00 GMT 1970",
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&parsed_time));
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EXPECT_EQ(0, parsed_time.ToTimeT());
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}
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TEST_F(TimeTest, ParseTimeTestEpoch1) {
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Time parsed_time;
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// time_t == 1 second after epoch == 1
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EXPECT_TRUE(Time::FromString("Thu Jan 01 01:00:01 +0100 1970",
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&parsed_time));
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EXPECT_EQ(1, parsed_time.ToTimeT());
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EXPECT_TRUE(Time::FromString("Thu Jan 01 00:00:01 GMT 1970",
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&parsed_time));
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EXPECT_EQ(1, parsed_time.ToTimeT());
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}
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TEST_F(TimeTest, ParseTimeTestEpoch2) {
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Time parsed_time;
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// time_t == 2 seconds after epoch == 2
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EXPECT_TRUE(Time::FromString("Thu Jan 01 01:00:02 +0100 1970",
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&parsed_time));
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EXPECT_EQ(2, parsed_time.ToTimeT());
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EXPECT_TRUE(Time::FromString("Thu Jan 01 00:00:02 GMT 1970",
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&parsed_time));
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EXPECT_EQ(2, parsed_time.ToTimeT());
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}
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TEST_F(TimeTest, ParseTimeTestEpochNeg1) {
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Time parsed_time;
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// time_t == 1 second before epoch == -1
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EXPECT_TRUE(Time::FromString("Thu Jan 01 00:59:59 +0100 1970",
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&parsed_time));
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EXPECT_EQ(-1, parsed_time.ToTimeT());
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EXPECT_TRUE(Time::FromString("Wed Dec 31 23:59:59 GMT 1969",
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&parsed_time));
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EXPECT_EQ(-1, parsed_time.ToTimeT());
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}
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// If time_t is 32 bits, a date after year 2038 will overflow time_t and
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// cause timegm() to return -1. The parsed time should not be 1 second
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// before epoch.
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TEST_F(TimeTest, ParseTimeTestEpochNotNeg1) {
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Time parsed_time;
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|
|
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, 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_t>::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) || defined(OS_FUCHSIA)
|
|
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_t>::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;
|
|
EXPECT_TRUE(Time::FromLocalExploded(midnight, &t));
|
|
EXPECT_EQ(1381633200, t.ToTimeT());
|
|
}
|
|
#endif // OS_ANDROID
|
|
|
|
TEST_F(TimeTest, FromExploded_MinMax) {
|
|
Time::Exploded exploded = {0};
|
|
exploded.month = 1;
|
|
exploded.day_of_month = 1;
|
|
|
|
Time parsed_time;
|
|
|
|
if (Time::kExplodedMinYear != std::numeric_limits<int>::min()) {
|
|
exploded.year = Time::kExplodedMinYear;
|
|
EXPECT_TRUE(Time::FromUTCExploded(exploded, &parsed_time));
|
|
#if defined(OS_POSIX) || defined(OS_FUCHSIA)
|
|
// On Windows, January 1, 1601 00:00:00 is actually the null time.
|
|
EXPECT_FALSE(parsed_time.is_null());
|
|
#endif
|
|
|
|
#if !defined(OS_ANDROID) && !defined(OS_MACOSX)
|
|
// The dates earlier than |kExplodedMinYear| that don't work are OS version
|
|
// dependent on Android and Mac (for example, macOS 10.13 seems to support
|
|
// dates before 1902).
|
|
exploded.year--;
|
|
EXPECT_FALSE(Time::FromUTCExploded(exploded, &parsed_time));
|
|
EXPECT_TRUE(parsed_time.is_null());
|
|
#endif
|
|
}
|
|
|
|
if (Time::kExplodedMaxYear != std::numeric_limits<int>::max()) {
|
|
exploded.year = Time::kExplodedMaxYear;
|
|
exploded.month = 12;
|
|
exploded.day_of_month = 31;
|
|
exploded.hour = 23;
|
|
exploded.minute = 59;
|
|
exploded.second = 59;
|
|
exploded.millisecond = 999;
|
|
EXPECT_TRUE(Time::FromUTCExploded(exploded, &parsed_time));
|
|
EXPECT_FALSE(parsed_time.is_null());
|
|
|
|
exploded.year++;
|
|
EXPECT_FALSE(Time::FromUTCExploded(exploded, &parsed_time));
|
|
EXPECT_TRUE(parsed_time.is_null());
|
|
}
|
|
}
|
|
|
|
class TimeOverride {
|
|
public:
|
|
static Time Now() {
|
|
now_time_ += TimeDelta::FromSeconds(1);
|
|
return now_time_;
|
|
}
|
|
|
|
static Time now_time_;
|
|
};
|
|
|
|
// static
|
|
Time TimeOverride::now_time_;
|
|
|
|
TEST_F(TimeTest, NowOverride) {
|
|
TimeOverride::now_time_ = Time::UnixEpoch();
|
|
|
|
// Choose a reference time that we know to be in the past but close to now.
|
|
Time build_time = GetBuildTime();
|
|
|
|
// Override is not active. All Now() methods should return a time greater than
|
|
// the build time.
|
|
EXPECT_LT(build_time, Time::Now());
|
|
EXPECT_GT(Time::Max(), Time::Now());
|
|
EXPECT_LT(build_time, subtle::TimeNowIgnoringOverride());
|
|
EXPECT_GT(Time::Max(), subtle::TimeNowIgnoringOverride());
|
|
EXPECT_LT(build_time, Time::NowFromSystemTime());
|
|
EXPECT_GT(Time::Max(), Time::NowFromSystemTime());
|
|
EXPECT_LT(build_time, subtle::TimeNowFromSystemTimeIgnoringOverride());
|
|
EXPECT_GT(Time::Max(), subtle::TimeNowFromSystemTimeIgnoringOverride());
|
|
|
|
{
|
|
// Set override.
|
|
subtle::ScopedTimeClockOverrides overrides(&TimeOverride::Now, nullptr,
|
|
nullptr);
|
|
|
|
// Overridden value is returned and incremented when Now() or
|
|
// NowFromSystemTime() is called.
|
|
EXPECT_EQ(Time::UnixEpoch() + TimeDelta::FromSeconds(1), Time::Now());
|
|
EXPECT_EQ(Time::UnixEpoch() + TimeDelta::FromSeconds(2), Time::Now());
|
|
EXPECT_EQ(Time::UnixEpoch() + TimeDelta::FromSeconds(3),
|
|
Time::NowFromSystemTime());
|
|
EXPECT_EQ(Time::UnixEpoch() + TimeDelta::FromSeconds(4),
|
|
Time::NowFromSystemTime());
|
|
|
|
// IgnoringOverride methods still return real time.
|
|
EXPECT_LT(build_time, subtle::TimeNowIgnoringOverride());
|
|
EXPECT_GT(Time::Max(), subtle::TimeNowIgnoringOverride());
|
|
EXPECT_LT(build_time, subtle::TimeNowFromSystemTimeIgnoringOverride());
|
|
EXPECT_GT(Time::Max(), subtle::TimeNowFromSystemTimeIgnoringOverride());
|
|
|
|
// IgnoringOverride methods didn't call NowOverrideClock::Now().
|
|
EXPECT_EQ(Time::UnixEpoch() + TimeDelta::FromSeconds(5), Time::Now());
|
|
EXPECT_EQ(Time::UnixEpoch() + TimeDelta::FromSeconds(6),
|
|
Time::NowFromSystemTime());
|
|
}
|
|
|
|
// All methods return real time again.
|
|
EXPECT_LT(build_time, Time::Now());
|
|
EXPECT_GT(Time::Max(), Time::Now());
|
|
EXPECT_LT(build_time, subtle::TimeNowIgnoringOverride());
|
|
EXPECT_GT(Time::Max(), subtle::TimeNowIgnoringOverride());
|
|
EXPECT_LT(build_time, Time::NowFromSystemTime());
|
|
EXPECT_GT(Time::Max(), Time::NowFromSystemTime());
|
|
EXPECT_LT(build_time, subtle::TimeNowFromSystemTimeIgnoringOverride());
|
|
EXPECT_GT(Time::Max(), subtle::TimeNowFromSystemTimeIgnoringOverride());
|
|
}
|
|
|
|
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);
|
|
}
|
|
|
|
class TimeTicksOverride {
|
|
public:
|
|
static TimeTicks Now() {
|
|
now_ticks_ += TimeDelta::FromSeconds(1);
|
|
return now_ticks_;
|
|
}
|
|
|
|
static TimeTicks now_ticks_;
|
|
};
|
|
|
|
// static
|
|
TimeTicks TimeTicksOverride::now_ticks_;
|
|
|
|
TEST(TimeTicks, NowOverride) {
|
|
TimeTicksOverride::now_ticks_ = TimeTicks::Min();
|
|
|
|
// Override is not active. All Now() methods should return a sensible value.
|
|
EXPECT_LT(TimeTicks::Min(), TimeTicks::UnixEpoch());
|
|
EXPECT_LT(TimeTicks::UnixEpoch(), TimeTicks::Now());
|
|
EXPECT_GT(TimeTicks::Max(), TimeTicks::Now());
|
|
EXPECT_LT(TimeTicks::UnixEpoch(), subtle::TimeTicksNowIgnoringOverride());
|
|
EXPECT_GT(TimeTicks::Max(), subtle::TimeTicksNowIgnoringOverride());
|
|
|
|
{
|
|
// Set override.
|
|
subtle::ScopedTimeClockOverrides overrides(nullptr, &TimeTicksOverride::Now,
|
|
nullptr);
|
|
|
|
// Overridden value is returned and incremented when Now() is called.
|
|
EXPECT_EQ(TimeTicks::Min() + TimeDelta::FromSeconds(1), TimeTicks::Now());
|
|
EXPECT_EQ(TimeTicks::Min() + TimeDelta::FromSeconds(2), TimeTicks::Now());
|
|
|
|
// NowIgnoringOverride() still returns real ticks.
|
|
EXPECT_LT(TimeTicks::UnixEpoch(), subtle::TimeTicksNowIgnoringOverride());
|
|
EXPECT_GT(TimeTicks::Max(), subtle::TimeTicksNowIgnoringOverride());
|
|
|
|
// IgnoringOverride methods didn't call NowOverrideTickClock::NowTicks().
|
|
EXPECT_EQ(TimeTicks::Min() + TimeDelta::FromSeconds(3), TimeTicks::Now());
|
|
}
|
|
|
|
// All methods return real ticks again.
|
|
EXPECT_LT(TimeTicks::UnixEpoch(), TimeTicks::Now());
|
|
EXPECT_GT(TimeTicks::Max(), TimeTicks::Now());
|
|
EXPECT_LT(TimeTicks::UnixEpoch(), subtle::TimeTicksNowIgnoringOverride());
|
|
EXPECT_GT(TimeTicks::Max(), subtle::TimeTicksNowIgnoringOverride());
|
|
}
|
|
|
|
class ThreadTicksOverride {
|
|
public:
|
|
static ThreadTicks Now() {
|
|
now_ticks_ += TimeDelta::FromSeconds(1);
|
|
return now_ticks_;
|
|
}
|
|
|
|
static ThreadTicks now_ticks_;
|
|
};
|
|
|
|
// static
|
|
ThreadTicks ThreadTicksOverride::now_ticks_;
|
|
|
|
// IOS doesn't support ThreadTicks::Now().
|
|
#if defined(OS_IOS)
|
|
#define MAYBE_NowOverride DISABLED_NowOverride
|
|
#else
|
|
#define MAYBE_NowOverride NowOverride
|
|
#endif
|
|
TEST(ThreadTicks, MAYBE_NowOverride) {
|
|
ThreadTicksOverride::now_ticks_ = ThreadTicks::Min();
|
|
|
|
// Override is not active. All Now() methods should return a sensible value.
|
|
ThreadTicks initial_thread_ticks = ThreadTicks::Now();
|
|
EXPECT_LE(initial_thread_ticks, ThreadTicks::Now());
|
|
EXPECT_GT(ThreadTicks::Max(), ThreadTicks::Now());
|
|
EXPECT_LE(initial_thread_ticks, subtle::ThreadTicksNowIgnoringOverride());
|
|
EXPECT_GT(ThreadTicks::Max(), subtle::ThreadTicksNowIgnoringOverride());
|
|
|
|
{
|
|
// Set override.
|
|
subtle::ScopedTimeClockOverrides overrides(nullptr, nullptr,
|
|
&ThreadTicksOverride::Now);
|
|
|
|
// Overridden value is returned and incremented when Now() is called.
|
|
EXPECT_EQ(ThreadTicks::Min() + TimeDelta::FromSeconds(1),
|
|
ThreadTicks::Now());
|
|
EXPECT_EQ(ThreadTicks::Min() + TimeDelta::FromSeconds(2),
|
|
ThreadTicks::Now());
|
|
|
|
// NowIgnoringOverride() still returns real ticks.
|
|
EXPECT_LE(initial_thread_ticks, subtle::ThreadTicksNowIgnoringOverride());
|
|
EXPECT_GT(ThreadTicks::Max(), subtle::ThreadTicksNowIgnoringOverride());
|
|
|
|
// IgnoringOverride methods didn't call NowOverrideTickClock::NowTicks().
|
|
EXPECT_EQ(ThreadTicks::Min() + TimeDelta::FromSeconds(3),
|
|
ThreadTicks::Now());
|
|
}
|
|
|
|
// All methods return real ticks again.
|
|
EXPECT_LE(initial_thread_ticks, ThreadTicks::Now());
|
|
EXPECT_GT(ThreadTicks::Max(), ThreadTicks::Now());
|
|
EXPECT_LE(initial_thread_ticks, subtle::ThreadTicksNowIgnoringOverride());
|
|
EXPECT_GT(ThreadTicks::Max(), subtle::ThreadTicksNowIgnoringOverride());
|
|
}
|
|
|
|
TEST(ThreadTicks, ThreadNow) {
|
|
if (ThreadTicks::IsSupported()) {
|
|
ThreadTicks::WaitUntilInitialized();
|
|
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_GE(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(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());
|
|
}
|
|
|
|
#if defined(OS_ANDROID)
|
|
TEST(TimeTicks, Android_FromUptimeMillis_ClocksMatch) {
|
|
JNIEnv* const env = android::AttachCurrentThread();
|
|
android::ScopedJavaLocalRef<jclass> clazz(
|
|
android::GetClass(env, "android/os/SystemClock"));
|
|
ASSERT_TRUE(clazz.obj());
|
|
const jmethodID method_id =
|
|
android::MethodID::Get<android::MethodID::TYPE_STATIC>(
|
|
env, clazz.obj(), "uptimeMillis", "()J");
|
|
ASSERT_FALSE(!method_id);
|
|
// Subtract 1ms from the expected lower bound to allow millisecon-level
|
|
// truncation performed in uptimeMillis().
|
|
const TimeTicks lower_bound_ticks =
|
|
TimeTicks::Now() - TimeDelta::FromMilliseconds(1);
|
|
const TimeTicks converted_ticks = TimeTicks::FromUptimeMillis(
|
|
env->CallStaticLongMethod(clazz.obj(), method_id));
|
|
const TimeTicks upper_bound_ticks = TimeTicks::Now();
|
|
EXPECT_LE(lower_bound_ticks, converted_ticks);
|
|
EXPECT_GE(upper_bound_ticks, converted_ticks);
|
|
}
|
|
#endif // OS_ANDROID
|
|
|
|
TEST(TimeDelta, FromAndIn) {
|
|
// static_assert also checks that the contained expression is a constant
|
|
// expression, meaning all its components are suitable for initializing global
|
|
// variables.
|
|
static_assert(TimeDelta::FromDays(2) == TimeDelta::FromHours(48), "");
|
|
static_assert(TimeDelta::FromHours(3) == TimeDelta::FromMinutes(180), "");
|
|
static_assert(TimeDelta::FromMinutes(2) == TimeDelta::FromSeconds(120), "");
|
|
static_assert(TimeDelta::FromSeconds(2) == TimeDelta::FromMilliseconds(2000),
|
|
"");
|
|
static_assert(
|
|
TimeDelta::FromMilliseconds(2) == TimeDelta::FromMicroseconds(2000), "");
|
|
static_assert(
|
|
TimeDelta::FromSecondsD(2.3) == TimeDelta::FromMilliseconds(2300), "");
|
|
static_assert(
|
|
TimeDelta::FromMillisecondsD(2.5) == TimeDelta::FromMicroseconds(2500),
|
|
"");
|
|
EXPECT_EQ(TimeDelta::FromDays(13).InDays(), 13);
|
|
EXPECT_EQ(TimeDelta::FromHours(13).InHours(), 13);
|
|
EXPECT_EQ(TimeDelta::FromMinutes(13).InMinutes(), 13);
|
|
EXPECT_EQ(TimeDelta::FromSeconds(13).InSeconds(), 13);
|
|
EXPECT_EQ(TimeDelta::FromSeconds(13).InSecondsF(), 13.0);
|
|
EXPECT_EQ(TimeDelta::FromMilliseconds(13).InMilliseconds(), 13);
|
|
EXPECT_EQ(TimeDelta::FromMilliseconds(13).InMillisecondsF(), 13.0);
|
|
EXPECT_EQ(TimeDelta::FromSecondsD(13.1).InSeconds(), 13);
|
|
EXPECT_EQ(TimeDelta::FromSecondsD(13.1).InSecondsF(), 13.1);
|
|
EXPECT_EQ(TimeDelta::FromMillisecondsD(13.3).InMilliseconds(), 13);
|
|
EXPECT_EQ(TimeDelta::FromMillisecondsD(13.3).InMillisecondsF(), 13.3);
|
|
EXPECT_EQ(TimeDelta::FromMicroseconds(13).InMicroseconds(), 13);
|
|
EXPECT_EQ(TimeDelta::FromMicrosecondsD(13.3).InMicroseconds(), 13);
|
|
EXPECT_EQ(TimeDelta::FromMillisecondsD(3.45678).InMillisecondsF(), 3.456);
|
|
EXPECT_EQ(TimeDelta::FromNanoseconds(12345).InNanoseconds(), 12000);
|
|
EXPECT_EQ(TimeDelta::FromNanosecondsD(12345.678).InNanoseconds(), 12000);
|
|
}
|
|
|
|
TEST(TimeDelta, InRoundsTowardsZero) {
|
|
EXPECT_EQ(TimeDelta::FromHours(23).InDays(), 0);
|
|
EXPECT_EQ(TimeDelta::FromHours(-23).InDays(), 0);
|
|
EXPECT_EQ(TimeDelta::FromMinutes(59).InHours(), 0);
|
|
EXPECT_EQ(TimeDelta::FromMinutes(-59).InHours(), 0);
|
|
EXPECT_EQ(TimeDelta::FromSeconds(59).InMinutes(), 0);
|
|
EXPECT_EQ(TimeDelta::FromSeconds(-59).InMinutes(), 0);
|
|
EXPECT_EQ(TimeDelta::FromMilliseconds(999).InSeconds(), 0);
|
|
EXPECT_EQ(TimeDelta::FromMilliseconds(-999).InSeconds(), 0);
|
|
EXPECT_EQ(TimeDelta::FromMicroseconds(999).InMilliseconds(), 0);
|
|
EXPECT_EQ(TimeDelta::FromMicroseconds(-999).InMilliseconds(), 0);
|
|
}
|
|
|
|
TEST(TimeDelta, InDaysFloored) {
|
|
EXPECT_EQ(TimeDelta::FromHours(-25).InDaysFloored(), -2);
|
|
EXPECT_EQ(TimeDelta::FromHours(-24).InDaysFloored(), -1);
|
|
EXPECT_EQ(TimeDelta::FromHours(-23).InDaysFloored(), -1);
|
|
|
|
EXPECT_EQ(TimeDelta::FromHours(-1).InDaysFloored(), -1);
|
|
EXPECT_EQ(TimeDelta::FromHours(0).InDaysFloored(), 0);
|
|
EXPECT_EQ(TimeDelta::FromHours(1).InDaysFloored(), 0);
|
|
|
|
EXPECT_EQ(TimeDelta::FromHours(23).InDaysFloored(), 0);
|
|
EXPECT_EQ(TimeDelta::FromHours(24).InDaysFloored(), 1);
|
|
EXPECT_EQ(TimeDelta::FromHours(25).InDaysFloored(), 1);
|
|
}
|
|
|
|
TEST(TimeDelta, InMillisecondsRoundedUp) {
|
|
EXPECT_EQ(TimeDelta::FromMicroseconds(-1001).InMillisecondsRoundedUp(), -1);
|
|
EXPECT_EQ(TimeDelta::FromMicroseconds(-1000).InMillisecondsRoundedUp(), -1);
|
|
EXPECT_EQ(TimeDelta::FromMicroseconds(-999).InMillisecondsRoundedUp(), 0);
|
|
|
|
EXPECT_EQ(TimeDelta::FromMicroseconds(-1).InMillisecondsRoundedUp(), 0);
|
|
EXPECT_EQ(TimeDelta::FromMicroseconds(0).InMillisecondsRoundedUp(), 0);
|
|
EXPECT_EQ(TimeDelta::FromMicroseconds(1).InMillisecondsRoundedUp(), 1);
|
|
|
|
EXPECT_EQ(TimeDelta::FromMicroseconds(999).InMillisecondsRoundedUp(), 1);
|
|
EXPECT_EQ(TimeDelta::FromMicroseconds(1000).InMillisecondsRoundedUp(), 1);
|
|
EXPECT_EQ(TimeDelta::FromMicroseconds(1001).InMillisecondsRoundedUp(), 2);
|
|
}
|
|
|
|
#if defined(OS_POSIX) || defined(OS_FUCHSIA)
|
|
TEST(TimeDelta, TimeSpecConversion) {
|
|
TimeDelta delta = TimeDelta::FromSeconds(0);
|
|
struct timespec result = delta.ToTimeSpec();
|
|
EXPECT_EQ(result.tv_sec, 0);
|
|
EXPECT_EQ(result.tv_nsec, 0);
|
|
EXPECT_EQ(delta, TimeDelta::FromTimeSpec(result));
|
|
|
|
delta = TimeDelta::FromSeconds(1);
|
|
result = delta.ToTimeSpec();
|
|
EXPECT_EQ(result.tv_sec, 1);
|
|
EXPECT_EQ(result.tv_nsec, 0);
|
|
EXPECT_EQ(delta, TimeDelta::FromTimeSpec(result));
|
|
|
|
delta = TimeDelta::FromMicroseconds(1);
|
|
result = delta.ToTimeSpec();
|
|
EXPECT_EQ(result.tv_sec, 0);
|
|
EXPECT_EQ(result.tv_nsec, 1000);
|
|
EXPECT_EQ(delta, TimeDelta::FromTimeSpec(result));
|
|
|
|
delta = TimeDelta::FromMicroseconds(Time::kMicrosecondsPerSecond + 1);
|
|
result = delta.ToTimeSpec();
|
|
EXPECT_EQ(result.tv_sec, 1);
|
|
EXPECT_EQ(result.tv_nsec, 1000);
|
|
EXPECT_EQ(delta, TimeDelta::FromTimeSpec(result));
|
|
}
|
|
#endif // defined(OS_POSIX) || defined(OS_FUCHSIA)
|
|
|
|
// 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;
|
|
EXPECT_TRUE(Time::FromUTCExploded(exploded, &t));
|
|
// 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) {
|
|
constexpr int64_t zero = 0;
|
|
static_assert(TimeDelta::FromMicroseconds(zero) ==
|
|
TimeDelta::FromMicroseconds(zero).magnitude(),
|
|
"");
|
|
|
|
constexpr int64_t one = 1;
|
|
constexpr int64_t negative_one = -1;
|
|
static_assert(TimeDelta::FromMicroseconds(one) ==
|
|
TimeDelta::FromMicroseconds(one).magnitude(),
|
|
"");
|
|
static_assert(TimeDelta::FromMicroseconds(one) ==
|
|
TimeDelta::FromMicroseconds(negative_one).magnitude(),
|
|
"");
|
|
|
|
constexpr int64_t max_int64_minus_one =
|
|
std::numeric_limits<int64_t>::max() - 1;
|
|
constexpr int64_t min_int64_plus_two =
|
|
std::numeric_limits<int64_t>::min() + 2;
|
|
static_assert(
|
|
TimeDelta::FromMicroseconds(max_int64_minus_one) ==
|
|
TimeDelta::FromMicroseconds(max_int64_minus_one).magnitude(),
|
|
"");
|
|
static_assert(TimeDelta::FromMicroseconds(max_int64_minus_one) ==
|
|
TimeDelta::FromMicroseconds(min_int64_plus_two).magnitude(),
|
|
"");
|
|
}
|
|
|
|
TEST(TimeDelta, ZeroMinMax) {
|
|
constexpr TimeDelta kZero;
|
|
static_assert(kZero.is_zero(), "");
|
|
|
|
constexpr TimeDelta kMax = TimeDelta::Max();
|
|
static_assert(kMax.is_max(), "");
|
|
static_assert(kMax == TimeDelta::Max(), "");
|
|
static_assert(kMax > TimeDelta::FromDays(100 * 365), "");
|
|
static_assert(kMax > kZero, "");
|
|
|
|
constexpr TimeDelta kMin = TimeDelta::Min();
|
|
static_assert(kMin.is_min(), "");
|
|
static_assert(kMin == TimeDelta::Min(), "");
|
|
static_assert(kMin < TimeDelta::FromDays(-100 * 365), "");
|
|
static_assert(kMin < kZero, "");
|
|
}
|
|
|
|
TEST(TimeDelta, MaxConversions) {
|
|
// static_assert also confirms constexpr works as intended.
|
|
constexpr TimeDelta kMax = TimeDelta::Max();
|
|
static_assert(kMax.ToInternalValue() == std::numeric_limits<int64_t>::max(),
|
|
"");
|
|
EXPECT_EQ(kMax.InDays(), std::numeric_limits<int>::max());
|
|
EXPECT_EQ(kMax.InHours(), std::numeric_limits<int>::max());
|
|
EXPECT_EQ(kMax.InMinutes(), std::numeric_limits<int>::max());
|
|
EXPECT_EQ(kMax.InSecondsF(), std::numeric_limits<double>::infinity());
|
|
EXPECT_EQ(kMax.InSeconds(), std::numeric_limits<int64_t>::max());
|
|
EXPECT_EQ(kMax.InMillisecondsF(), std::numeric_limits<double>::infinity());
|
|
EXPECT_EQ(kMax.InMilliseconds(), std::numeric_limits<int64_t>::max());
|
|
EXPECT_EQ(kMax.InMillisecondsRoundedUp(), std::numeric_limits<int64_t>::max());
|
|
|
|
static_assert(TimeDelta::FromDays(std::numeric_limits<int>::max()).is_max(),
|
|
"");
|
|
|
|
static_assert(TimeDelta::FromHours(std::numeric_limits<int>::max()).is_max(),
|
|
"");
|
|
|
|
static_assert(
|
|
TimeDelta::FromMinutes(std::numeric_limits<int>::max()).is_max(), "");
|
|
|
|
constexpr int64_t max_int = std::numeric_limits<int64_t>::max();
|
|
constexpr int64_t min_int = std::numeric_limits<int64_t>::min();
|
|
|
|
static_assert(
|
|
TimeDelta::FromSeconds(max_int / Time::kMicrosecondsPerSecond + 1)
|
|
.is_max(),
|
|
"");
|
|
|
|
static_assert(
|
|
TimeDelta::FromMilliseconds(max_int / Time::kMillisecondsPerSecond + 1)
|
|
.is_max(),
|
|
"");
|
|
|
|
static_assert(TimeDelta::FromMicroseconds(max_int).is_max(), "");
|
|
|
|
static_assert(
|
|
TimeDelta::FromSeconds(min_int / Time::kMicrosecondsPerSecond - 1)
|
|
.is_min(),
|
|
"");
|
|
|
|
static_assert(
|
|
TimeDelta::FromMilliseconds(min_int / Time::kMillisecondsPerSecond - 1)
|
|
.is_min(),
|
|
"");
|
|
|
|
static_assert(TimeDelta::FromMicroseconds(min_int).is_min(), "");
|
|
|
|
static_assert(
|
|
TimeDelta::FromMicroseconds(std::numeric_limits<int64_t>::min()).is_min(),
|
|
"");
|
|
|
|
// Floating point arithmetic resulting in infinity isn't constexpr in C++14.
|
|
EXPECT_TRUE(TimeDelta::FromSecondsD(std::numeric_limits<double>::infinity())
|
|
.is_max());
|
|
|
|
// Note that max_int/min_int will be rounded when converted to doubles - they
|
|
// can't be exactly represented.
|
|
constexpr double max_d = static_cast<double>(max_int);
|
|
constexpr double min_d = static_cast<double>(min_int);
|
|
|
|
static_assert(
|
|
TimeDelta::FromSecondsD(max_d / Time::kMicrosecondsPerSecond + 1)
|
|
.is_max(),
|
|
"");
|
|
|
|
// Floating point arithmetic resulting in infinity isn't constexpr in C++14.
|
|
EXPECT_TRUE(
|
|
TimeDelta::FromMillisecondsD(std::numeric_limits<double>::infinity())
|
|
.is_max());
|
|
|
|
static_assert(
|
|
TimeDelta::FromMillisecondsD(max_d / Time::kMillisecondsPerSecond * 2)
|
|
.is_max(),
|
|
"");
|
|
|
|
static_assert(
|
|
TimeDelta::FromSecondsD(min_d / Time::kMicrosecondsPerSecond - 1)
|
|
.is_min(),
|
|
"");
|
|
|
|
static_assert(
|
|
TimeDelta::FromMillisecondsD(min_d / Time::kMillisecondsPerSecond * 2)
|
|
.is_min(),
|
|
"");
|
|
}
|
|
|
|
TEST(TimeDelta, NumericOperators) {
|
|
constexpr double d = 0.5;
|
|
EXPECT_EQ(TimeDelta::FromMilliseconds(500),
|
|
(TimeDelta::FromMilliseconds(1000) * d));
|
|
static_assert(TimeDelta::FromMilliseconds(2000) ==
|
|
(TimeDelta::FromMilliseconds(1000) / d),
|
|
"");
|
|
EXPECT_EQ(TimeDelta::FromMilliseconds(500),
|
|
(TimeDelta::FromMilliseconds(1000) *= d));
|
|
static_assert(TimeDelta::FromMilliseconds(2000) ==
|
|
(TimeDelta::FromMilliseconds(1000) /= d),
|
|
"");
|
|
EXPECT_EQ(TimeDelta::FromMilliseconds(500),
|
|
(d * TimeDelta::FromMilliseconds(1000)));
|
|
|
|
constexpr float f = 0.5;
|
|
EXPECT_EQ(TimeDelta::FromMilliseconds(500),
|
|
(TimeDelta::FromMilliseconds(1000) * f));
|
|
static_assert(TimeDelta::FromMilliseconds(2000) ==
|
|
(TimeDelta::FromMilliseconds(1000) / f),
|
|
"");
|
|
EXPECT_EQ(TimeDelta::FromMilliseconds(500),
|
|
(TimeDelta::FromMilliseconds(1000) *= f));
|
|
static_assert(TimeDelta::FromMilliseconds(2000) ==
|
|
(TimeDelta::FromMilliseconds(1000) /= f),
|
|
"");
|
|
EXPECT_EQ(TimeDelta::FromMilliseconds(500),
|
|
(f * TimeDelta::FromMilliseconds(1000)));
|
|
|
|
constexpr int i = 2;
|
|
EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
|
|
(TimeDelta::FromMilliseconds(1000) * i));
|
|
static_assert(TimeDelta::FromMilliseconds(500) ==
|
|
(TimeDelta::FromMilliseconds(1000) / i),
|
|
"");
|
|
EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
|
|
(TimeDelta::FromMilliseconds(1000) *= i));
|
|
static_assert(TimeDelta::FromMilliseconds(500) ==
|
|
(TimeDelta::FromMilliseconds(1000) /= i),
|
|
"");
|
|
EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
|
|
(i * TimeDelta::FromMilliseconds(1000)));
|
|
|
|
constexpr int64_t i64 = 2;
|
|
EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
|
|
(TimeDelta::FromMilliseconds(1000) * i64));
|
|
static_assert(TimeDelta::FromMilliseconds(500) ==
|
|
(TimeDelta::FromMilliseconds(1000) / i64),
|
|
"");
|
|
EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
|
|
(TimeDelta::FromMilliseconds(1000) *= i64));
|
|
static_assert(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));
|
|
static_assert(TimeDelta::FromMilliseconds(2000) ==
|
|
(TimeDelta::FromMilliseconds(1000) / 0.5),
|
|
"");
|
|
EXPECT_EQ(TimeDelta::FromMilliseconds(500),
|
|
(TimeDelta::FromMilliseconds(1000) *= 0.5));
|
|
static_assert(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));
|
|
static_assert(TimeDelta::FromMilliseconds(500) ==
|
|
(TimeDelta::FromMilliseconds(1000) / 2),
|
|
"");
|
|
EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
|
|
(TimeDelta::FromMilliseconds(1000) *= 2));
|
|
static_assert(TimeDelta::FromMilliseconds(500) ==
|
|
(TimeDelta::FromMilliseconds(1000) /= 2),
|
|
"");
|
|
EXPECT_EQ(TimeDelta::FromMilliseconds(2000),
|
|
(2 * TimeDelta::FromMilliseconds(1000)));
|
|
}
|
|
|
|
// Basic test of operators between TimeDeltas (without overflow -- next test
|
|
// handles overflow).
|
|
TEST(TimeDelta, TimeDeltaOperators) {
|
|
constexpr TimeDelta kElevenSeconds = TimeDelta::FromSeconds(11);
|
|
constexpr TimeDelta kThreeSeconds = TimeDelta::FromSeconds(3);
|
|
|
|
EXPECT_EQ(TimeDelta::FromSeconds(14), kElevenSeconds + kThreeSeconds);
|
|
EXPECT_EQ(TimeDelta::FromSeconds(14), kThreeSeconds + kElevenSeconds);
|
|
EXPECT_EQ(TimeDelta::FromSeconds(8), kElevenSeconds - kThreeSeconds);
|
|
EXPECT_EQ(TimeDelta::FromSeconds(-8), kThreeSeconds - kElevenSeconds);
|
|
static_assert(3 == kElevenSeconds / kThreeSeconds, "");
|
|
static_assert(0 == kThreeSeconds / kElevenSeconds, "");
|
|
static_assert(TimeDelta::FromSeconds(2) == kElevenSeconds % kThreeSeconds,
|
|
"");
|
|
}
|
|
|
|
TEST(TimeDelta, Overflows) {
|
|
// Some sanity checks. static_assert's used were possible to verify constexpr
|
|
// evaluation at the same time.
|
|
static_assert(TimeDelta::Max().is_max(), "");
|
|
static_assert(-TimeDelta::Max() < TimeDelta(), "");
|
|
static_assert(-TimeDelta::Max() > TimeDelta::Min(), "");
|
|
static_assert(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((-large_negative).is_min());
|
|
constexpr TimeDelta kOneSecond = TimeDelta::FromSeconds(1);
|
|
|
|
// Test +, -, * and / operators.
|
|
EXPECT_TRUE((large_delta + kOneSecond).is_max());
|
|
EXPECT_TRUE((large_negative + (-kOneSecond)).is_min());
|
|
EXPECT_TRUE((large_negative - kOneSecond).is_min());
|
|
EXPECT_TRUE((large_delta - (-kOneSecond)).is_max());
|
|
EXPECT_TRUE((large_delta * 2).is_max());
|
|
EXPECT_TRUE((large_delta * -2).is_min());
|
|
EXPECT_TRUE((large_delta / 0.5).is_max());
|
|
EXPECT_TRUE((large_delta / -0.5).is_min());
|
|
|
|
// Test that double conversions overflow to infinity.
|
|
EXPECT_EQ((large_delta + kOneSecond).InSecondsF(),
|
|
std::numeric_limits<double>::infinity());
|
|
EXPECT_EQ((large_delta + kOneSecond).InMillisecondsF(),
|
|
std::numeric_limits<double>::infinity());
|
|
EXPECT_EQ((large_delta + kOneSecond).InMicrosecondsF(),
|
|
std::numeric_limits<double>::infinity());
|
|
|
|
// Test +=, -=, *= and /= operators.
|
|
TimeDelta delta = large_delta;
|
|
delta += kOneSecond;
|
|
EXPECT_TRUE(delta.is_max());
|
|
delta = large_negative;
|
|
delta += -kOneSecond;
|
|
EXPECT_TRUE((delta).is_min());
|
|
|
|
delta = large_negative;
|
|
delta -= kOneSecond;
|
|
EXPECT_TRUE((delta).is_min());
|
|
delta = large_delta;
|
|
delta -= -kOneSecond;
|
|
EXPECT_TRUE(delta.is_max());
|
|
|
|
delta = large_delta;
|
|
delta *= 2;
|
|
EXPECT_TRUE(delta.is_max());
|
|
delta = large_negative;
|
|
delta *= 1.5;
|
|
EXPECT_TRUE((delta).is_min());
|
|
|
|
delta = large_delta;
|
|
delta /= 0.5;
|
|
EXPECT_TRUE(delta.is_max());
|
|
delta = large_negative;
|
|
delta /= 0.5;
|
|
EXPECT_TRUE((delta).is_min());
|
|
|
|
// 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(kOneSecond, (time_now + kOneSecond) - time_now);
|
|
EXPECT_EQ(-kOneSecond, (time_now - kOneSecond) - time_now);
|
|
|
|
TimeTicks ticks_now = TimeTicks::Now();
|
|
EXPECT_EQ(-kOneSecond, (ticks_now - kOneSecond) - ticks_now);
|
|
EXPECT_EQ(kOneSecond, (ticks_now + kOneSecond) - ticks_now);
|
|
}
|
|
|
|
TEST(TimeDeltaLogging, DCheckEqCompiles) {
|
|
DCHECK_EQ(TimeDelta(), TimeDelta());
|
|
}
|
|
|
|
TEST(TimeDeltaLogging, EmptyIsZero) {
|
|
constexpr TimeDelta kZero;
|
|
EXPECT_EQ("0 s", AnyToString(kZero));
|
|
}
|
|
|
|
TEST(TimeDeltaLogging, FiveHundredMs) {
|
|
constexpr TimeDelta kFiveHundredMs = TimeDelta::FromMilliseconds(500);
|
|
EXPECT_EQ("0.5 s", AnyToString(kFiveHundredMs));
|
|
}
|
|
|
|
TEST(TimeDeltaLogging, MinusTenSeconds) {
|
|
constexpr TimeDelta kMinusTenSeconds = TimeDelta::FromSeconds(-10);
|
|
EXPECT_EQ("-10 s", AnyToString(kMinusTenSeconds));
|
|
}
|
|
|
|
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
|