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/*
*
* Copyright 2015 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include <grpc/support/time.h>
#include <grpcpp/support/time.h>
#include <gtest/gtest.h>
#include "test/core/util/test_config.h"
using std::chrono::microseconds;
using std::chrono::system_clock;
namespace grpc {
namespace {
class TimeTest : public ::testing::Test {};
TEST_F(TimeTest, AbsolutePointTest) {
int64_t us = 10000000L;
gpr_timespec ts = gpr_time_from_micros(us, GPR_TIMESPAN);
ts.clock_type = GPR_CLOCK_REALTIME;
system_clock::time_point tp{microseconds(us)};
system_clock::time_point tp_converted = Timespec2Timepoint(ts);
gpr_timespec ts_converted;
Timepoint2Timespec(tp_converted, &ts_converted);
EXPECT_TRUE(ts.tv_sec == ts_converted.tv_sec);
EXPECT_TRUE(ts.tv_nsec == ts_converted.tv_nsec);
system_clock::time_point tp_converted_2 = Timespec2Timepoint(ts_converted);
EXPECT_TRUE(tp == tp_converted);
EXPECT_TRUE(tp == tp_converted_2);
}
// gpr_inf_future is treated specially and mapped to/from time_point::max()
TEST_F(TimeTest, InfFuture) {
EXPECT_EQ(system_clock::time_point::max(),
Timespec2Timepoint(gpr_inf_future(GPR_CLOCK_REALTIME)));
gpr_timespec from_time_point_max;
Timepoint2Timespec(system_clock::time_point::max(), &from_time_point_max);
EXPECT_EQ(
0, gpr_time_cmp(gpr_inf_future(GPR_CLOCK_REALTIME), from_time_point_max));
// This will cause an overflow
Timepoint2Timespec(
std::chrono::time_point<system_clock, std::chrono::seconds>::max(),
&from_time_point_max);
EXPECT_EQ(
0, gpr_time_cmp(gpr_inf_future(GPR_CLOCK_REALTIME), from_time_point_max));
}
} // namespace
} // namespace grpc
int main(int argc, char** argv) {
grpc::testing::TestEnvironment env(argc, argv);
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
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