Files
nearby/sharing/thread_timer_test.cc
T
2024-07-02 16:30:00 -07:00

106 lines
3.2 KiB
C++

// Copyright 2024 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 "sharing/thread_timer.h"
#include <memory>
#include <utility>
#include "gtest/gtest.h"
#include "absl/synchronization/notification.h"
#include "absl/time/time.h"
#include "internal/test/fake_clock.h"
#include "internal/test/fake_task_runner.h"
namespace nearby::sharing {
namespace {
class ThreadTimerTest : public ::testing::Test {
public:
ThreadTimerTest() : task_runner_(&fake_clock_, 1) {}
void Sync(absl::Duration timeout) {
absl::Notification notification;
task_runner_.PostTask([&notification]() { notification.Notify(); });
notification.WaitForNotificationWithTimeout(timeout);
}
protected:
FakeClock fake_clock_;
FakeTaskRunner task_runner_;
};
TEST_F(ThreadTimerTest, TimerFires) {
bool fired = false;
ThreadTimer timer(task_runner_, "test", absl::Milliseconds(100),
[&fired]() { fired = true; });
EXPECT_TRUE(timer.IsRunning());
fake_clock_.FastForward(absl::Milliseconds(100));
Sync(absl::Milliseconds(100));
EXPECT_FALSE(timer.IsRunning());
EXPECT_TRUE(fired);
}
TEST_F(ThreadTimerTest, CancelBeforeFires) {
bool fired = false;
ThreadTimer timer(task_runner_, "test", absl::Milliseconds(100),
[&fired]() { fired = true; });
EXPECT_TRUE(timer.IsRunning());
timer.Cancel();
EXPECT_FALSE(timer.IsRunning());
fake_clock_.FastForward(absl::Milliseconds(100));
Sync(absl::Milliseconds(100));
EXPECT_FALSE(fired);
}
TEST_F(ThreadTimerTest, DeleteBeforeFires) {
bool fired = false;
auto timer = std::make_unique<ThreadTimer>(task_runner_, "test",
absl::Milliseconds(100),
[&fired]() { fired = true; });
timer.reset();
fake_clock_.FastForward(absl::Milliseconds(100));
Sync(absl::Milliseconds(100));
EXPECT_FALSE(fired);
}
TEST_F(ThreadTimerTest, CancelInCallback) {
bool fired = false;
ThreadTimer timer(task_runner_, "test", absl::Milliseconds(100),
[&fired, &timer]() {
fired = true;
timer.Cancel();
});
fake_clock_.FastForward(absl::Milliseconds(100));
Sync(absl::Milliseconds(100));
EXPECT_TRUE(fired);
}
TEST_F(ThreadTimerTest, DeleteInCallback) {
bool fired = false;
std::unique_ptr<ThreadTimer> timer;
timer = std::make_unique<ThreadTimer>(
task_runner_, "test", absl::Milliseconds(100),
[&fired, timer = std::move(timer)]() mutable {
fired = true;
timer.reset();
});
fake_clock_.FastForward(absl::Milliseconds(100));
Sync(absl::Milliseconds(100));
EXPECT_TRUE(fired);
}
} // namespace
} // namespace nearby::sharing