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/*
* Copyright 2022 The Android Open Source Project
*
* 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
*
* http://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 <ftl/fake_guard.h>
#include <gtest/gtest.h>
#include <functional>
#include <mutex>
namespace android::test {
// Keep in sync with example usage in header file.
TEST(FakeGuard, Example) {
struct {
std::mutex mutex;
int x FTL_ATTRIBUTE(guarded_by(mutex)) = -1;
int f() {
{
ftl::FakeGuard guard(mutex);
x = 0;
}
return FTL_FAKE_GUARD(mutex, x + 1);
}
std::function<int()> g() const {
return [this]() FTL_FAKE_GUARD(mutex) { return x; };
}
} s;
EXPECT_EQ(s.f(), 1);
EXPECT_EQ(s.g()(), 0);
}
} // namespace android::test
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