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/**
* Copyright (C) 2018-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the Server Side Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#include <memory>
#include "mongo/scripting/mozjs/implscope.h"
#include "mongo/unittest/assert.h"
#include "mongo/unittest/framework.h"
namespace mongo {
namespace {
#if __has_feature(address_sanitizer)
class ASANHandlesNoLockTest : public mongo::mozjs::MozJSImplScope::ASANHandlesNoLock {
public:
~ASANHandlesNoLockTest() = default;
void assertExists(void* ptr, bool expected) const {
if (expected) {
ASSERT_TRUE(_handles.count(ptr));
} else {
ASSERT_FALSE(_handles.count(ptr));
}
}
void assertExpectedUseCount(void* ptr, size_t expected) const {
const auto iter = _handles.find(ptr);
ASSERT_TRUE(iter != _handles.end());
ASSERT_EQUALS(iter->second, expected);
}
};
TEST(ASANHandlesTest, ASANHandlesTest) {
ASANHandlesNoLockTest handles;
auto p1 = std::make_unique<size_t>(0);
handles.assertExists(p1.get(), false);
handles.addPointer(p1.get());
handles.assertExpectedUseCount(p1.get(), 1ULL);
handles.addPointer(p1.get());
handles.assertExpectedUseCount(p1.get(), 2ULL);
handles.removePointer(p1.get());
handles.assertExpectedUseCount(p1.get(), 1ULL);
handles.addPointer(p1.get());
handles.addPointer(p1.get());
handles.assertExpectedUseCount(p1.get(), 3ULL);
handles.removePointer(p1.get());
handles.removePointer(p1.get());
handles.removePointer(p1.get());
handles.assertExists(p1.get(), false);
}
#endif
} // namespace
} // namespace mongo
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