Files
nearby/internal/platform/implementation/g3/system_clock.cc
T
Janusz Sobczak c249c3079f Support fake clock in test environment
A synthetic clock helps testing (long) timeouts by allowing us to move the time
forward by an arbitrary amount.

PiperOrigin-RevId: 520407442
2023-03-29 12:19:28 -07:00

45 lines
1.4 KiB
C++

// Copyright 2020 Google LLC
//
// 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
//
// https://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 "internal/platform/implementation/system_clock.h"
#include "absl/time/clock.h"
#include "internal/platform/exception.h"
#include "internal/platform/medium_environment.h"
#include "internal/test/fake_clock.h"
namespace nearby {
absl::Time SystemClock::ElapsedRealtime() {
absl::optional<FakeClock*> fake_clock =
MediumEnvironment::Instance().GetSimulatedClock();
if (fake_clock.has_value()) {
return (*fake_clock)->Now();
}
return absl::Now();
}
Exception SystemClock::Sleep(absl::Duration duration) {
absl::optional<FakeClock*> fake_clock =
MediumEnvironment::Instance().GetSimulatedClock();
if (fake_clock.has_value()) {
(*fake_clock)->FastForward(duration);
} else {
absl::SleepFor(duration);
}
return {Exception::kSuccess};
}
} // namespace nearby