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- b527a3e4b36b644ac424e3c525b1cd393f6f6c40 Fix some typos in the usage examples by Jorg Brown <jorg@google.com>
  - 82be4a9adf3bb0ddafc0d46274969c99afffe870 Fix typo in optional.h comment. by Abseil Team <absl-team@google.com>
  - d6ee63bf8fc51fba074c23b33cebc28c808d7f07 Remove internal-only identifiers from code. by Daniel Katz <katzdm@google.com>
  - f9c3ad2f0d73f53b21603638af8b4bed636e79f4 Use easier understandable names for absl::StartsWith and ... by Abseil Team <absl-team@google.com>
  - 7c16c14fefee89c927b8789d6043c4691bcffc9b Add -Wno-missing-prototypes back to the LLVM copts. by Derek Mauro <dmauro@google.com>
  - 2f4b7d2e50c7023240242f1e15db60ccd7e8768d IWYU | absl/strings by Juemin Yang <jueminyang@google.com>
  - a99cbcc1daa34a2d6a2bb26de275e05173cc77e9 IWYU | absl/type by Juemin Yang <jueminyang@google.com>
  - 12e1146d0fc76c071d7e0ebaabb62f0a984fae66 Use LLVM_FLAGS and LLVM_TEST_FLAGS when --compiler=llvm. by Derek Mauro <dmauro@google.com>
  - cd6bea616abda558d0bace5bd77455662a233688 IWYU | absl/debugging by Juemin Yang <jueminyang@google.com>
  - d9a7382e59d46a8581b6b7a31cd5a48bb89326e9 IWYU | absl/synchronization by Juemin Yang <jueminyang@google.com>
  - 07ec7d6d5a4a666f4183c5d0ed9c342baa7b24bc IWYU | absl/numeric by Juemin Yang <jueminyang@google.com>
  - 12bfe40051f4270f8707e191af5652f83f2f750c Remove the RoundTrip{Float,Double}ToBuffer routines from ... by Jorg Brown <jorg@google.com>
  - eeb4fd67c9d97f66cb9475c3c5e51ab132f1c810 Adds conversion functions for converting between absl/tim... by Greg Miller <jgm@google.com>
  - 59a2108d05d4ea85dc5cc11e49b2cd2335d4295a Change Substitute to use %.6g formatting rather than 15/1... by Jorg Brown <jorg@google.com>
  - 394becb48e0fcd161642cdaac5120d32567e0ef8 IWYU | absl/meta by Juemin Yang <jueminyang@google.com>
  - 1e5da6e8da336699b2469dcf6dda025b9b0ec4c9 Rewrite atomic_hook.h to not use std::atomic<T*> under Wi... by Greg Falcon <gfalcon@google.com>

GitOrigin-RevId: b527a3e4b36b644ac424e3c525b1cd393f6f6c40
Change-Id: I14e331d91c956ef045ac7927091a9f179716de0c
This commit is contained in:
Abseil Team 2017-09-24 08:20:48 -07:00 • committed by Derek Mauro
parent 53c239d1fc
commit cf6ab6bb2b
68 changed files with 629 additions and 831 deletions
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202
absl/time/duration_test.cc
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@ -12,6 +12,7 @@
// See the License for the specific language governing permissions and
// limitations under the License.
#include <chrono> // NOLINT(build/c++11)
#include <cmath>
#include <cstdint>
#include <ctime>
@ -132,50 +133,50 @@ TEST(Duration, ToConversion) {
#undef TEST_DURATION_CONVERSION
}
template <int64_t n>
template <int64_t N>
void TestToConversion() {
constexpr absl::Duration nano = absl::Nanoseconds(n);
EXPECT_EQ(n, absl::ToInt64Nanoseconds(nano));
constexpr absl::Duration nano = absl::Nanoseconds(N);
EXPECT_EQ(N, absl::ToInt64Nanoseconds(nano));
EXPECT_EQ(0, absl::ToInt64Microseconds(nano));
EXPECT_EQ(0, absl::ToInt64Milliseconds(nano));
EXPECT_EQ(0, absl::ToInt64Seconds(nano));
EXPECT_EQ(0, absl::ToInt64Minutes(nano));
EXPECT_EQ(0, absl::ToInt64Hours(nano));
const absl::Duration micro = absl::Microseconds(n);
EXPECT_EQ(n * 1000, absl::ToInt64Nanoseconds(micro));
EXPECT_EQ(n, absl::ToInt64Microseconds(micro));
const absl::Duration micro = absl::Microseconds(N);
EXPECT_EQ(N * 1000, absl::ToInt64Nanoseconds(micro));
EXPECT_EQ(N, absl::ToInt64Microseconds(micro));
EXPECT_EQ(0, absl::ToInt64Milliseconds(micro));
EXPECT_EQ(0, absl::ToInt64Seconds(micro));
EXPECT_EQ(0, absl::ToInt64Minutes(micro));
EXPECT_EQ(0, absl::ToInt64Hours(micro));
const absl::Duration milli = absl::Milliseconds(n);
EXPECT_EQ(n * 1000 * 1000, absl::ToInt64Nanoseconds(milli));
EXPECT_EQ(n * 1000, absl::ToInt64Microseconds(milli));
EXPECT_EQ(n, absl::ToInt64Milliseconds(milli));
const absl::Duration milli = absl::Milliseconds(N);
EXPECT_EQ(N * 1000 * 1000, absl::ToInt64Nanoseconds(milli));
EXPECT_EQ(N * 1000, absl::ToInt64Microseconds(milli));
EXPECT_EQ(N, absl::ToInt64Milliseconds(milli));
EXPECT_EQ(0, absl::ToInt64Seconds(milli));
EXPECT_EQ(0, absl::ToInt64Minutes(milli));
EXPECT_EQ(0, absl::ToInt64Hours(milli));
const absl::Duration sec = absl::Seconds(n);
EXPECT_EQ(n * 1000 * 1000 * 1000, absl::ToInt64Nanoseconds(sec));
EXPECT_EQ(n * 1000 * 1000, absl::ToInt64Microseconds(sec));
EXPECT_EQ(n * 1000, absl::ToInt64Milliseconds(sec));
EXPECT_EQ(n, absl::ToInt64Seconds(sec));
const absl::Duration sec = absl::Seconds(N);
EXPECT_EQ(N * 1000 * 1000 * 1000, absl::ToInt64Nanoseconds(sec));
EXPECT_EQ(N * 1000 * 1000, absl::ToInt64Microseconds(sec));
EXPECT_EQ(N * 1000, absl::ToInt64Milliseconds(sec));
EXPECT_EQ(N, absl::ToInt64Seconds(sec));
EXPECT_EQ(0, absl::ToInt64Minutes(sec));
EXPECT_EQ(0, absl::ToInt64Hours(sec));
const absl::Duration min = absl::Minutes(n);
EXPECT_EQ(n * 60 * 1000 * 1000 * 1000, absl::ToInt64Nanoseconds(min));
EXPECT_EQ(n * 60 * 1000 * 1000, absl::ToInt64Microseconds(min));
EXPECT_EQ(n * 60 * 1000, absl::ToInt64Milliseconds(min));
EXPECT_EQ(n * 60, absl::ToInt64Seconds(min));
EXPECT_EQ(n, absl::ToInt64Minutes(min));
const absl::Duration min = absl::Minutes(N);
EXPECT_EQ(N * 60 * 1000 * 1000 * 1000, absl::ToInt64Nanoseconds(min));
EXPECT_EQ(N * 60 * 1000 * 1000, absl::ToInt64Microseconds(min));
EXPECT_EQ(N * 60 * 1000, absl::ToInt64Milliseconds(min));
EXPECT_EQ(N * 60, absl::ToInt64Seconds(min));
EXPECT_EQ(N, absl::ToInt64Minutes(min));
EXPECT_EQ(0, absl::ToInt64Hours(min));
const absl::Duration hour = absl::Hours(n);
EXPECT_EQ(n * 60 * 60 * 1000 * 1000 * 1000, absl::ToInt64Nanoseconds(hour));
EXPECT_EQ(n * 60 * 60 * 1000 * 1000, absl::ToInt64Microseconds(hour));
EXPECT_EQ(n * 60 * 60 * 1000, absl::ToInt64Milliseconds(hour));
EXPECT_EQ(n * 60 * 60, absl::ToInt64Seconds(hour));
EXPECT_EQ(n * 60, absl::ToInt64Minutes(hour));
EXPECT_EQ(n, absl::ToInt64Hours(hour));
const absl::Duration hour = absl::Hours(N);
EXPECT_EQ(N * 60 * 60 * 1000 * 1000 * 1000, absl::ToInt64Nanoseconds(hour));
EXPECT_EQ(N * 60 * 60 * 1000 * 1000, absl::ToInt64Microseconds(hour));
EXPECT_EQ(N * 60 * 60 * 1000, absl::ToInt64Milliseconds(hour));
EXPECT_EQ(N * 60 * 60, absl::ToInt64Seconds(hour));
EXPECT_EQ(N * 60, absl::ToInt64Minutes(hour));
EXPECT_EQ(N, absl::ToInt64Hours(hour));
}
TEST(Duration, ToConversionDeprecated) {
@ -186,6 +187,149 @@ TEST(Duration, ToConversionDeprecated) {
TestToConversion<-43>();
}
template <int64_t N>
void TestFromChronoBasicEquality() {
using std::chrono::nanoseconds;
using std::chrono::microseconds;
using std::chrono::milliseconds;
using std::chrono::seconds;
using std::chrono::minutes;
using std::chrono::hours;
static_assert(absl::Nanoseconds(N) == absl::FromChrono(nanoseconds(N)), "");
static_assert(absl::Microseconds(N) == absl::FromChrono(microseconds(N)), "");
static_assert(absl::Milliseconds(N) == absl::FromChrono(milliseconds(N)), "");
static_assert(absl::Seconds(N) == absl::FromChrono(seconds(N)), "");
static_assert(absl::Minutes(N) == absl::FromChrono(minutes(N)), "");
static_assert(absl::Hours(N) == absl::FromChrono(hours(N)), "");
}
TEST(Duration, FromChrono) {
TestFromChronoBasicEquality<-123>();
TestFromChronoBasicEquality<-1>();
TestFromChronoBasicEquality<0>();
TestFromChronoBasicEquality<1>();
TestFromChronoBasicEquality<123>();
// Minutes (might, depending on the platform) saturate at +inf.
const auto chrono_minutes_max = std::chrono::minutes::max();
const auto minutes_max = absl::FromChrono(chrono_minutes_max);
const int64_t minutes_max_count = chrono_minutes_max.count();
if (minutes_max_count > kint64max / 60) {
EXPECT_EQ(absl::InfiniteDuration(), minutes_max);
} else {
EXPECT_EQ(absl::Minutes(minutes_max_count), minutes_max);
}
// Minutes (might, depending on the platform) saturate at -inf.
const auto chrono_minutes_min = std::chrono::minutes::min();
const auto minutes_min = absl::FromChrono(chrono_minutes_min);
const int64_t minutes_min_count = chrono_minutes_min.count();
if (minutes_min_count < kint64min / 60) {
EXPECT_EQ(-absl::InfiniteDuration(), minutes_min);
} else {
EXPECT_EQ(absl::Minutes(minutes_min_count), minutes_min);
}
// Hours (might, depending on the platform) saturate at +inf.
const auto chrono_hours_max = std::chrono::hours::max();
const auto hours_max = absl::FromChrono(chrono_hours_max);
const int64_t hours_max_count = chrono_hours_max.count();
if (hours_max_count > kint64max / 3600) {
EXPECT_EQ(absl::InfiniteDuration(), hours_max);
} else {
EXPECT_EQ(absl::Hours(hours_max_count), hours_max);
}
// Hours (might, depending on the platform) saturate at -inf.
const auto chrono_hours_min = std::chrono::hours::min();
const auto hours_min = absl::FromChrono(chrono_hours_min);
const int64_t hours_min_count = chrono_hours_min.count();
if (hours_min_count < kint64min / 3600) {
EXPECT_EQ(-absl::InfiniteDuration(), hours_min);
} else {
EXPECT_EQ(absl::Hours(hours_min_count), hours_min);
}
}
template <int64_t N>
void TestToChrono() {
using std::chrono::nanoseconds;
using std::chrono::microseconds;
using std::chrono::milliseconds;
using std::chrono::seconds;
using std::chrono::minutes;
using std::chrono::hours;
EXPECT_EQ(nanoseconds(N), absl::ToChronoNanoseconds(absl::Nanoseconds(N)));
EXPECT_EQ(microseconds(N), absl::ToChronoMicroseconds(absl::Microseconds(N)));
EXPECT_EQ(milliseconds(N), absl::ToChronoMilliseconds(absl::Milliseconds(N)));
EXPECT_EQ(seconds(N), absl::ToChronoSeconds(absl::Seconds(N)));
constexpr auto absl_minutes = absl::Minutes(N);
auto chrono_minutes = minutes(N);
if (absl_minutes == -absl::InfiniteDuration()) {
chrono_minutes = minutes::min();
} else if (absl_minutes == absl::InfiniteDuration()) {
chrono_minutes = minutes::max();
}
EXPECT_EQ(chrono_minutes, absl::ToChronoMinutes(absl_minutes));
constexpr auto absl_hours = absl::Hours(N);
auto chrono_hours = hours(N);
if (absl_hours == -absl::InfiniteDuration()) {
chrono_hours = hours::min();
} else if (absl_hours == absl::InfiniteDuration()) {
chrono_hours = hours::max();
}
EXPECT_EQ(chrono_hours, absl::ToChronoHours(absl_hours));
}
TEST(Duration, ToChrono) {
using std::chrono::nanoseconds;
using std::chrono::microseconds;
using std::chrono::milliseconds;
using std::chrono::seconds;
using std::chrono::minutes;
using std::chrono::hours;
TestToChrono<kint64min>();
TestToChrono<-1>();
TestToChrono<0>();
TestToChrono<1>();
TestToChrono<kint64max>();
// Verify truncation toward zero.
const auto tick = absl::Nanoseconds(1) / 4;
EXPECT_EQ(nanoseconds(0), absl::ToChronoNanoseconds(tick));
EXPECT_EQ(nanoseconds(0), absl::ToChronoNanoseconds(-tick));
EXPECT_EQ(microseconds(0), absl::ToChronoMicroseconds(tick));
EXPECT_EQ(microseconds(0), absl::ToChronoMicroseconds(-tick));
EXPECT_EQ(milliseconds(0), absl::ToChronoMilliseconds(tick));
EXPECT_EQ(milliseconds(0), absl::ToChronoMilliseconds(-tick));
EXPECT_EQ(seconds(0), absl::ToChronoSeconds(tick));
EXPECT_EQ(seconds(0), absl::ToChronoSeconds(-tick));
EXPECT_EQ(minutes(0), absl::ToChronoMinutes(tick));
EXPECT_EQ(minutes(0), absl::ToChronoMinutes(-tick));
EXPECT_EQ(hours(0), absl::ToChronoHours(tick));
EXPECT_EQ(hours(0), absl::ToChronoHours(-tick));
// Verifies +/- infinity saturation at max/min.
constexpr auto inf = absl::InfiniteDuration();
EXPECT_EQ(nanoseconds::min(), absl::ToChronoNanoseconds(-inf));
EXPECT_EQ(nanoseconds::max(), absl::ToChronoNanoseconds(inf));
EXPECT_EQ(microseconds::min(), absl::ToChronoMicroseconds(-inf));
EXPECT_EQ(microseconds::max(), absl::ToChronoMicroseconds(inf));
EXPECT_EQ(milliseconds::min(), absl::ToChronoMilliseconds(-inf));
EXPECT_EQ(milliseconds::max(), absl::ToChronoMilliseconds(inf));
EXPECT_EQ(seconds::min(), absl::ToChronoSeconds(-inf));
EXPECT_EQ(seconds::max(), absl::ToChronoSeconds(inf));
EXPECT_EQ(minutes::min(), absl::ToChronoMinutes(-inf));
EXPECT_EQ(minutes::max(), absl::ToChronoMinutes(inf));
EXPECT_EQ(hours::min(), absl::ToChronoHours(-inf));
EXPECT_EQ(hours::max(), absl::ToChronoHours(inf));
}
// Used for testing the factory overloads.
template <typename T>
struct ImplicitlyConvertible {
@ -248,7 +392,7 @@ TEST(Duration, FactoryOverloads) {
}
TEST(Duration, InfinityExamples) {
// These examples are used in the documentation in //base/time.h. They are
// These examples are used in the documentation in time.h. They are
// written so that they can be copy-n-pasted easily.
constexpr absl::Duration inf = absl::InfiniteDuration();