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/*
* Copyright (C) 2015 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 <gtest/gtest.h>
#include <utils/StrongPointer.h>
#include <utils/RefBase.h>
using namespace android;
class SPFoo : public LightRefBase<SPFoo> {
public:
explicit SPFoo(bool* deleted_check) : mDeleted(deleted_check) {
*mDeleted = false;
}
~SPFoo() {
*mDeleted = true;
}
private:
bool* mDeleted;
};
TEST(StrongPointer, move) {
bool isDeleted;
SPFoo* foo = new SPFoo(&isDeleted);
ASSERT_EQ(0, foo->getStrongCount());
ASSERT_FALSE(isDeleted) << "Already deleted...?";
sp<SPFoo> sp1(foo);
ASSERT_EQ(1, foo->getStrongCount());
{
sp<SPFoo> sp2 = std::move(sp1);
ASSERT_EQ(1, foo->getStrongCount()) << "std::move failed, incremented refcnt";
ASSERT_EQ(nullptr, sp1.get()) << "std::move failed, sp1 is still valid";
// The strong count isn't increasing, let's double check the old object
// is properly reset and doesn't early delete
sp1 = std::move(sp2);
}
ASSERT_FALSE(isDeleted) << "deleted too early! still has a reference!";
{
// Now let's double check it deletes on time
sp<SPFoo> sp2 = std::move(sp1);
}
ASSERT_TRUE(isDeleted) << "foo was leaked!";
}
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