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// Copyright 2023 The Pigweed 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
//
// 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 "pw_rpc/fuzz/alarm_timer.h"
#include <chrono>
#include "gtest/gtest.h"
#include "pw_sync/binary_semaphore.h"
namespace pw::rpc::fuzz {
namespace {
using namespace std::chrono_literals;
TEST(AlarmTimerTest, Start) {
sync::BinarySemaphore sem;
AlarmTimer timer([&sem](chrono::SystemClock::time_point) { sem.release(); });
timer.Start(10ms);
sem.acquire();
}
TEST(AlarmTimerTest, Restart) {
sync::BinarySemaphore sem;
AlarmTimer timer([&sem](chrono::SystemClock::time_point) { sem.release(); });
timer.Start(50ms);
for (size_t i = 0; i < 10; ++i) {
timer.Restart();
EXPECT_FALSE(sem.try_acquire_for(chrono::SystemClock::for_at_least(10us)));
}
sem.acquire();
}
TEST(AlarmTimerTest, Cancel) {
sync::BinarySemaphore sem;
AlarmTimer timer([&sem](chrono::SystemClock::time_point) { sem.release(); });
timer.Start(50ms);
timer.Cancel();
EXPECT_FALSE(sem.try_acquire_for(chrono::SystemClock::for_at_least(100us)));
}
TEST(AlarmTimerTest, Destroy) {
sync::BinarySemaphore sem;
{
AlarmTimer timer(
[&sem](chrono::SystemClock::time_point) { sem.release(); });
timer.Start(50ms);
}
EXPECT_FALSE(sem.try_acquire_for(chrono::SystemClock::for_at_least(100us)));
}
} // namespace
} // namespace pw::rpc::fuzz
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