1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
|
// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/win/scoped_process_information.h"
#include <windows.h>
#include <string>
#include "base/command_line.h"
#include "base/process/kill.h"
#include "base/process/process.h"
#include "base/strings/string_util.h"
#include "base/test/multiprocess_test.h"
#include "testing/multiprocess_func_list.h"
namespace {
const DWORD kProcessId = 4321;
const DWORD kThreadId = 1234;
const HANDLE kProcessHandle = reinterpret_cast<HANDLE>(7651);
const HANDLE kThreadHandle = reinterpret_cast<HANDLE>(1567);
void MockCreateProcess(base::win::ScopedProcessInformation* process_info) {
PROCESS_INFORMATION process_information = {};
process_information.dwProcessId = kProcessId;
process_information.dwThreadId = kThreadId;
process_information.hProcess = kProcessHandle;
process_information.hThread = kThreadHandle;
process_info->Set(process_information);
}
} // namespace
class ScopedProcessInformationTest : public base::MultiProcessTest {
protected:
void DoCreateProcess(const std::string& main_id,
PROCESS_INFORMATION* process_handle);
};
MULTIPROCESS_TEST_MAIN(ReturnSeven) {
return 7;
}
MULTIPROCESS_TEST_MAIN(ReturnNine) {
return 9;
}
void ScopedProcessInformationTest::DoCreateProcess(
const std::string& main_id,
PROCESS_INFORMATION* process_handle) {
base::CommandLine::StringType cmd_line =
MakeCmdLine(main_id).GetCommandLineString();
STARTUPINFO startup_info = {};
startup_info.cb = sizeof(startup_info);
EXPECT_TRUE(::CreateProcess(nullptr, std::data(cmd_line), nullptr, nullptr,
false, 0, nullptr, nullptr, &startup_info,
process_handle));
}
TEST_F(ScopedProcessInformationTest, InitiallyInvalid) {
base::win::ScopedProcessInformation process_info;
ASSERT_FALSE(process_info.IsValid());
}
TEST_F(ScopedProcessInformationTest, Receive) {
base::win::ScopedProcessInformation process_info;
MockCreateProcess(&process_info);
EXPECT_TRUE(process_info.IsValid());
EXPECT_EQ(kProcessId, process_info.process_id());
EXPECT_EQ(kThreadId, process_info.thread_id());
EXPECT_EQ(kProcessHandle, process_info.process_handle());
EXPECT_EQ(kThreadHandle, process_info.thread_handle());
process_info.Take();
}
TEST_F(ScopedProcessInformationTest, TakeProcess) {
base::win::ScopedProcessInformation process_info;
MockCreateProcess(&process_info);
HANDLE process = process_info.TakeProcessHandle();
EXPECT_EQ(kProcessHandle, process);
EXPECT_EQ(nullptr, process_info.process_handle());
EXPECT_EQ(0u, process_info.process_id());
EXPECT_TRUE(process_info.IsValid());
process_info.Take();
}
TEST_F(ScopedProcessInformationTest, TakeThread) {
base::win::ScopedProcessInformation process_info;
MockCreateProcess(&process_info);
HANDLE thread = process_info.TakeThreadHandle();
EXPECT_EQ(kThreadHandle, thread);
EXPECT_EQ(nullptr, process_info.thread_handle());
EXPECT_EQ(0u, process_info.thread_id());
EXPECT_TRUE(process_info.IsValid());
process_info.Take();
}
TEST_F(ScopedProcessInformationTest, TakeBoth) {
base::win::ScopedProcessInformation process_info;
MockCreateProcess(&process_info);
process_info.TakeProcessHandle();
process_info.TakeThreadHandle();
EXPECT_FALSE(process_info.IsValid());
process_info.Take();
}
TEST_F(ScopedProcessInformationTest, TakeWholeStruct) {
base::win::ScopedProcessInformation process_info;
MockCreateProcess(&process_info);
PROCESS_INFORMATION to_discard = process_info.Take();
EXPECT_EQ(kProcessId, to_discard.dwProcessId);
EXPECT_EQ(kThreadId, to_discard.dwThreadId);
EXPECT_EQ(kProcessHandle, to_discard.hProcess);
EXPECT_EQ(kThreadHandle, to_discard.hThread);
EXPECT_FALSE(process_info.IsValid());
}
TEST_F(ScopedProcessInformationTest, Duplicate) {
PROCESS_INFORMATION temp_process_information;
DoCreateProcess("ReturnSeven", &temp_process_information);
base::win::ScopedProcessInformation process_info;
process_info.Set(temp_process_information);
base::win::ScopedProcessInformation duplicate;
duplicate.DuplicateFrom(process_info);
ASSERT_TRUE(process_info.IsValid());
ASSERT_NE(0u, process_info.process_id());
ASSERT_EQ(duplicate.process_id(), process_info.process_id());
ASSERT_NE(0u, process_info.thread_id());
ASSERT_EQ(duplicate.thread_id(), process_info.thread_id());
// Validate that we have separate handles that are good.
int exit_code = 0;
base::Process process(process_info.TakeProcessHandle());
ASSERT_TRUE(process.WaitForExit(&exit_code));
ASSERT_EQ(7, exit_code);
exit_code = 0;
base::Process dup_process(duplicate.TakeProcessHandle());
ASSERT_TRUE(dup_process.WaitForExit(&exit_code));
ASSERT_EQ(7, exit_code);
ASSERT_TRUE(::CloseHandle(process_info.TakeThreadHandle()));
ASSERT_TRUE(::CloseHandle(duplicate.TakeThreadHandle()));
}
TEST_F(ScopedProcessInformationTest, Set) {
base::win::ScopedProcessInformation base_process_info;
MockCreateProcess(&base_process_info);
PROCESS_INFORMATION base_struct = base_process_info.Take();
base::win::ScopedProcessInformation process_info;
process_info.Set(base_struct);
EXPECT_EQ(kProcessId, process_info.process_id());
EXPECT_EQ(kThreadId, process_info.thread_id());
EXPECT_EQ(kProcessHandle, process_info.process_handle());
EXPECT_EQ(kThreadHandle, process_info.thread_handle());
base_struct = process_info.Take();
}
|
