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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/TestSuite.h>
#include <AK/NonnullRefPtr.h>
#include <AK/String.h>
struct Object : public RefCounted<Object> {
int x;
};
TEST_CASE(basics)
{
auto object = adopt(*new Object);
EXPECT(object.ptr() != nullptr);
EXPECT_EQ(object->ref_count(), 1u);
object->ref();
EXPECT_EQ(object->ref_count(), 2u);
object->unref();
EXPECT_EQ(object->ref_count(), 1u);
{
NonnullRefPtr another = object;
EXPECT_EQ(object->ref_count(), 2u);
}
EXPECT_EQ(object->ref_count(), 1u);
}
TEST_CASE(assign_reference)
{
auto object = adopt(*new Object);
EXPECT_EQ(object->ref_count(), 1u);
object = *object;
EXPECT_EQ(object->ref_count(), 1u);
}
TEST_CASE(assign_owner_of_self)
{
struct Object : public RefCounted<Object> {
RefPtr<Object> parent;
};
auto parent = adopt(*new Object);
auto child = adopt(*new Object);
child->parent = move(parent);
child = *child->parent;
EXPECT_EQ(child->ref_count(), 1u);
}
TEST_CASE(swap_with_self)
{
auto object = adopt(*new Object);
swap(object, object);
EXPECT_EQ(object->ref_count(), 1u);
}
TEST_MAIN(NonnullRefPtr)
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