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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include <windows.h> | |
| 6 | |
| 7 #include <string> | |
| 8 | |
| 9 #include "base/command_line.h" | |
| 10 #include "base/test/multiprocess_test.h" | |
| 11 #include "base/win/scoped_handle.h" | |
| 12 #include "base/win/scoped_process_information.h" | |
| 13 #include "base/win/startup_information.h" | |
| 14 #include "base/win/windows_version.h" | |
| 15 #include "testing/multiprocess_func_list.h" | |
| 16 | |
| 17 const wchar_t kSectionName[] = L"EventTestSection"; | |
| 18 const size_t kSectionSize = 4096; | |
| 19 | |
| 20 MULTIPROCESS_TEST_MAIN(FireInheritedEvents) { | |
| 21 HANDLE section = ::OpenFileMappingW(PAGE_READWRITE, false, kSectionName); | |
| 22 HANDLE* events = reinterpret_cast<HANDLE*>(::MapViewOfFile(section, | |
| 23 PAGE_READWRITE, 0, 0, kSectionSize)); | |
| 24 // This event should not be valid because it wasn't explicitly inherited. | |
| 25 if (::SetEvent(events[1])) | |
| 26 return -1; | |
| 27 // This event should be valid because it was explicitly inherited. | |
| 28 if (!::SetEvent(events[0])) | |
| 29 return -1; | |
| 30 | |
| 31 return 0; | |
| 32 } | |
| 33 | |
| 34 class StartupInformationTest : public base::MultiProcessTest {}; | |
| 35 | |
| 36 // Verify that only the explicitly specified event is inherited. | |
| 37 TEST_F(StartupInformationTest, InheritStdOut) { | |
| 38 if (base::win::GetVersion() < base::win::VERSION_VISTA) | |
| 39 return; | |
| 40 | |
| 41 base::win::StartupInformation startup_info; | |
| 42 | |
| 43 HANDLE section = ::CreateFileMappingW(INVALID_HANDLE_VALUE, NULL, | |
| 44 PAGE_READWRITE, 0, kSectionSize, | |
| 45 kSectionName); | |
| 46 ASSERT_TRUE(section); | |
| 47 | |
| 48 HANDLE* events = reinterpret_cast<HANDLE*>(::MapViewOfFile(section, | |
| 49 FILE_MAP_READ | FILE_MAP_WRITE, 0, 0, kSectionSize)); | |
| 50 | |
| 51 // Make two inheritable events. | |
| 52 SECURITY_ATTRIBUTES security_attributes = { sizeof(security_attributes), | |
| 53 NULL, true }; | |
| 54 events[0] = ::CreateEvent(&security_attributes, false, false, NULL); | |
| 55 ASSERT_TRUE(events[0]); | |
| 56 events[1] = ::CreateEvent(&security_attributes, false, false, NULL); | |
| 57 ASSERT_TRUE(events[1]); | |
| 58 | |
| 59 ASSERT_TRUE(startup_info.InitializeProcThreadAttributeList(1)); | |
| 60 ASSERT_TRUE(startup_info.UpdateProcThreadAttribute( | |
| 61 PROC_THREAD_ATTRIBUTE_HANDLE_LIST, &events[0], | |
| 62 sizeof(events[0]))); | |
| 63 | |
| 64 std::wstring cmd_line = | |
| 65 MakeCmdLine("FireInheritedEvents").GetCommandLineString(); | |
| 66 | |
| 67 PROCESS_INFORMATION temp_process_info = {}; | |
| 68 ASSERT_TRUE(::CreateProcess(NULL, &cmd_line[0], | |
| 69 NULL, NULL, true, EXTENDED_STARTUPINFO_PRESENT, | |
| 70 NULL, NULL, startup_info.startup_info(), | |
| 71 &temp_process_info)) << ::GetLastError(); | |
| 72 base::win::ScopedProcessInformation process_info(temp_process_info); | |
| 73 | |
| 74 // Only the first event should be signalled | |
| 75 EXPECT_EQ(WAIT_OBJECT_0, ::WaitForMultipleObjects(2, events, false, | |
| 76 4000)); | |
| 77 } | |
| 78 | |
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