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/*
*
* Copyright 2015-2016, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include <grpc/support/time.h>
#include <grpc++/support/time.h>
#include <gtest/gtest.h>
using std::chrono::duration_cast;
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) {
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
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