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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "base/win/iunknown_impl.h" | 5 #include "base/win/iunknown_impl.h" |
6 | 6 |
7 #include "base/win/scoped_com_initializer.h" | 7 #include "base/win/scoped_com_initializer.h" |
8 #include "testing/gtest/include/gtest/gtest.h" | 8 #include "testing/gtest/include/gtest/gtest.h" |
9 | 9 |
10 namespace base { | 10 namespace base { |
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23 int TestIUnknownImplSubclass::instance_count = 0; | 23 int TestIUnknownImplSubclass::instance_count = 0; |
24 | 24 |
25 TEST(IUnknownImplTest, IUnknownImpl) { | 25 TEST(IUnknownImplTest, IUnknownImpl) { |
26 ScopedCOMInitializer com_initializer; | 26 ScopedCOMInitializer com_initializer; |
27 | 27 |
28 EXPECT_EQ(0, TestIUnknownImplSubclass::instance_count); | 28 EXPECT_EQ(0, TestIUnknownImplSubclass::instance_count); |
29 IUnknown* u = new TestIUnknownImplSubclass(); | 29 IUnknown* u = new TestIUnknownImplSubclass(); |
30 | 30 |
31 EXPECT_EQ(1, TestIUnknownImplSubclass::instance_count); | 31 EXPECT_EQ(1, TestIUnknownImplSubclass::instance_count); |
32 | 32 |
33 EXPECT_EQ(1, u->AddRef()); | 33 EXPECT_EQ(1u, u->AddRef()); |
34 EXPECT_EQ(1, u->AddRef()); | 34 EXPECT_EQ(1u, u->AddRef()); |
35 | 35 |
36 IUnknown* other = NULL; | 36 IUnknown* other = NULL; |
37 EXPECT_EQ(E_NOINTERFACE, u->QueryInterface( | 37 EXPECT_EQ(E_NOINTERFACE, u->QueryInterface( |
38 IID_IDispatch, reinterpret_cast<void**>(&other))); | 38 IID_IDispatch, reinterpret_cast<void**>(&other))); |
39 EXPECT_EQ(S_OK, u->QueryInterface( | 39 EXPECT_EQ(S_OK, u->QueryInterface( |
40 IID_IUnknown, reinterpret_cast<void**>(&other))); | 40 IID_IUnknown, reinterpret_cast<void**>(&other))); |
41 other->Release(); | 41 other->Release(); |
42 | 42 |
43 EXPECT_EQ(1, u->Release()); | 43 EXPECT_EQ(1u, u->Release()); |
44 EXPECT_EQ(0, u->Release()); | 44 EXPECT_EQ(0u, u->Release()); |
45 EXPECT_EQ(0, TestIUnknownImplSubclass::instance_count); | 45 EXPECT_EQ(0, TestIUnknownImplSubclass::instance_count); |
46 } | 46 } |
47 | 47 |
48 } // namespace win | 48 } // namespace win |
49 } // namespace base | 49 } // namespace base |
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