87 lines
2.5 KiB
Plaintext
87 lines
2.5 KiB
Plaintext
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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include <vector>
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#include "base/basictypes.h"
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#include "base/mac/scoped_nsautorelease_pool.h"
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#include "base/mac/scoped_nsobject.h"
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#include "testing/gtest/include/gtest/gtest.h"
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namespace {
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TEST(ScopedNSObjectTest, ScopedNSObject) {
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base::scoped_nsobject<NSObject> p1([[NSObject alloc] init]);
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ASSERT_TRUE(p1.get());
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ASSERT_EQ(1u, [p1 retainCount]);
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base::scoped_nsobject<NSObject> p2(p1);
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ASSERT_EQ(p1.get(), p2.get());
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ASSERT_EQ(2u, [p1 retainCount]);
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p2.reset();
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ASSERT_EQ(nil, p2.get());
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ASSERT_EQ(1u, [p1 retainCount]);
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{
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base::scoped_nsobject<NSObject> p3 = p1;
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ASSERT_EQ(p1.get(), p3.get());
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ASSERT_EQ(2u, [p1 retainCount]);
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p3 = p1;
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ASSERT_EQ(p1.get(), p3.get());
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ASSERT_EQ(2u, [p1 retainCount]);
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}
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ASSERT_EQ(1u, [p1 retainCount]);
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base::scoped_nsobject<NSObject> p4([p1.get() retain]);
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ASSERT_EQ(2u, [p1 retainCount]);
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ASSERT_TRUE(p1 == p1.get());
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ASSERT_TRUE(p1 == p1);
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ASSERT_FALSE(p1 != p1);
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ASSERT_FALSE(p1 != p1.get());
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base::scoped_nsobject<NSObject> p5([[NSObject alloc] init]);
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ASSERT_TRUE(p1 != p5);
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ASSERT_TRUE(p1 != p5.get());
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ASSERT_FALSE(p1 == p5);
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ASSERT_FALSE(p1 == p5.get());
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base::scoped_nsobject<NSObject> p6 = p1;
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ASSERT_EQ(3u, [p6 retainCount]);
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{
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base::mac::ScopedNSAutoreleasePool pool;
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p6.autorelease();
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ASSERT_EQ(nil, p6.get());
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ASSERT_EQ(3u, [p1 retainCount]);
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}
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ASSERT_EQ(2u, [p1 retainCount]);
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}
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TEST(ScopedNSObjectTest, ScopedNSObjectInContainer) {
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base::scoped_nsobject<id> p([[NSObject alloc] init]);
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ASSERT_TRUE(p.get());
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ASSERT_EQ(1u, [p retainCount]);
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{
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std::vector<base::scoped_nsobject<id>> objects;
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objects.push_back(p);
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ASSERT_EQ(2u, [p retainCount]);
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ASSERT_EQ(p.get(), objects[0].get());
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objects.push_back(base::scoped_nsobject<id>([[NSObject alloc] init]));
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ASSERT_TRUE(objects[1].get());
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ASSERT_EQ(1u, [objects[1] retainCount]);
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}
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ASSERT_EQ(1u, [p retainCount]);
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}
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TEST(ScopedNSObjectTest, ScopedNSObjectFreeFunctions) {
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base::scoped_nsobject<id> p1([[NSObject alloc] init]);
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id o1 = p1.get();
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ASSERT_TRUE(o1 == p1);
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ASSERT_FALSE(o1 != p1);
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base::scoped_nsobject<id> p2([[NSObject alloc] init]);
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ASSERT_TRUE(o1 != p2);
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ASSERT_FALSE(o1 == p2);
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id o2 = p2.get();
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swap(p1, p2);
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ASSERT_EQ(o2, p1.get());
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ASSERT_EQ(o1, p2.get());
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}
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} // namespace
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