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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 <windows.h> | |
6 #include <winternl.h> | |
7 | |
8 #include "base/win/scoped_handle.h" | 5 #include "base/win/scoped_handle.h" |
9 | 6 |
10 #include "testing/gtest/include/gtest/gtest.h" | 7 #include "testing/gtest/include/gtest/gtest.h" |
11 | 8 |
12 TEST(ScopedHandleTest, ScopedHandle) { | 9 TEST(ScopedHandleTest, ScopedHandle) { |
13 // Any illegal error code will do. We just need to test that it is preserved | 10 // Any illegal error code will do. We just need to test that it is preserved |
14 // by ScopedHandle to avoid bug 528394. | 11 // by ScopedHandle to avoid bug 528394. |
15 const DWORD magic_error = 0x12345678; | 12 const DWORD magic_error = 0x12345678; |
16 | 13 |
17 HANDLE handle = ::CreateMutex(nullptr, FALSE, nullptr); | 14 HANDLE handle = ::CreateMutex(nullptr, FALSE, nullptr); |
18 // Call SetLastError after creating the handle. | 15 // Call SetLastError after creating the handle. |
19 ::SetLastError(magic_error); | 16 ::SetLastError(magic_error); |
20 base::win::ScopedHandle handle_holder(handle); | 17 base::win::ScopedHandle handle_holder(handle); |
21 EXPECT_EQ(magic_error, ::GetLastError()); | 18 EXPECT_EQ(magic_error, ::GetLastError()); |
22 | 19 |
23 // Create a new handle and then set LastError again. | 20 // Create a new handle and then set LastError again. |
24 handle = ::CreateMutex(nullptr, FALSE, nullptr); | 21 handle = ::CreateMutex(nullptr, FALSE, nullptr); |
25 ::SetLastError(magic_error); | 22 ::SetLastError(magic_error); |
26 handle_holder.Set(handle); | 23 handle_holder.Set(handle); |
27 EXPECT_EQ(magic_error, ::GetLastError()); | 24 EXPECT_EQ(magic_error, ::GetLastError()); |
28 | 25 |
29 // Create a new handle and then set LastError again. | 26 // Create a new handle and then set LastError again. |
30 handle = ::CreateMutex(nullptr, FALSE, nullptr); | 27 handle = ::CreateMutex(nullptr, FALSE, nullptr); |
31 base::win::ScopedHandle handle_source(handle); | 28 base::win::ScopedHandle handle_source(handle); |
32 ::SetLastError(magic_error); | 29 ::SetLastError(magic_error); |
33 handle_holder = handle_source.Pass(); | 30 handle_holder = handle_source.Pass(); |
34 EXPECT_EQ(magic_error, ::GetLastError()); | 31 EXPECT_EQ(magic_error, ::GetLastError()); |
35 } | 32 } |
36 | |
37 TEST(ScopedHandleTest, ActiveVerifierCloseTracked) { | |
38 HANDLE handle = ::CreateMutex(nullptr, FALSE, nullptr); | |
39 ASSERT_NE(HANDLE(NULL), handle); | |
40 ASSERT_DEATH({ | |
41 base::win::ScopedHandle handle_holder(handle); | |
42 // Calling CloseHandle on a tracked handle should crash. | |
43 ::CloseHandle(handle); | |
44 }, "CloseHandle called on tracked handle."); | |
45 } | |
46 | |
47 TEST(ScopedHandleTest, ActiveVerifierTrackedHasBeenClosed) { | |
48 HANDLE handle = ::CreateMutex(nullptr, FALSE, nullptr); | |
49 ASSERT_NE(HANDLE(NULL), handle); | |
50 typedef NTSTATUS(WINAPI * NtCloseFunc)(HANDLE); | |
51 NtCloseFunc ntclose = reinterpret_cast<NtCloseFunc>( | |
52 GetProcAddress(GetModuleHandle(L"ntdll.dll"), "NtClose")); | |
53 ASSERT_NE(nullptr, ntclose); | |
54 | |
55 ASSERT_DEATH({ | |
56 base::win::ScopedHandle handle_holder(handle); | |
57 ntclose(handle); | |
58 // Destructing a ScopedHandle with an illegally closed handle should fail. | |
59 }, "CloseHandle failed."); | |
60 } | |
61 | |
62 TEST(ScopedHandleTest, ActiveVerifierDoubleTracking) { | |
63 HANDLE handle = ::CreateMutex(nullptr, FALSE, nullptr); | |
64 ASSERT_NE(HANDLE(NULL), handle); | |
65 | |
66 ASSERT_DEATH({ | |
67 base::win::ScopedHandle handle_holder(handle); | |
68 base::win::ScopedHandle handle_holder2(handle); | |
69 }, "Attempt to start tracking already tracked handle."); | |
70 } | |
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