mirror of
https://github.com/kidfromjupiter/nearby.git
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109 lines
2.7 KiB
C++
109 lines
2.7 KiB
C++
// Copyright 2021 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "internal/platform/implementation/windows/mutex.h"
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#include <future> // NOLINT
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#include "gtest/gtest.h"
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class MutexTests : public testing::Test {
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public:
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class MutexTest {
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public:
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MutexTest(location::nearby::windows::Mutex& mutex) : mutex_(mutex) {}
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std::future<bool> WaitForLock() { // NOLINT
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return std::async(std::launch::async,
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// for this lambda you need C++14
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[this]() mutable {
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absl::MutexLock::MutexLock(&mutex_.GetMutex());
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return true;
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});
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}
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void PostEvent() {
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absl::MutexLock::MutexLock(&mutex_.GetMutex());
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mutex_.Unlock();
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}
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private:
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location::nearby::windows::Mutex& mutex_;
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};
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};
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TEST_F(MutexTests, SuccessfulRecursiveCreation) {
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// Arrange
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location::nearby::windows::Mutex mutex = location::nearby::windows::Mutex(
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location::nearby::windows::Mutex::Mode::kRecursive);
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// Act
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std::recursive_mutex& actual = mutex.GetRecursiveMutex();
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// Assert
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ASSERT_TRUE(actual.native_handle() != nullptr);
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}
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TEST_F(MutexTests, SuccessfulCreation) {
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// Arrange
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location::nearby::windows::Mutex mutex(
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location::nearby::windows::Mutex::Mode::kRegular);
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// Act
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absl::Mutex& actual = mutex.GetMutex();
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// Assert
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ASSERT_TRUE(&actual != nullptr);
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}
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TEST_F(MutexTests, SuccessfulSignal) {
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// Arrange
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location::nearby::windows::Mutex mutex(
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location::nearby::windows::Mutex::Mode::kRegular);
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location::nearby::windows::Mutex& mutexRef = mutex;
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MutexTest mutexTest(mutexRef);
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mutex.Lock();
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// Act
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auto result = mutexTest.WaitForLock();
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mutex.Unlock();
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// Assert
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ASSERT_TRUE(result.get());
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}
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TEST_F(MutexTests, SuccessfulRecursiveSignal) {
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// Arrange
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location::nearby::windows::Mutex mutex(
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location::nearby::windows::Mutex::Mode::kRecursive);
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location::nearby::windows::Mutex& mutexRef = mutex;
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MutexTest mutexTest(mutexRef);
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mutex.Lock();
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mutex.Lock();
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mutex.Lock();
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// Act
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auto result = mutexTest.WaitForLock();
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mutex.Unlock();
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mutex.Unlock();
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mutex.Unlock();
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// Assert
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ASSERT_TRUE(result.get());
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}
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