blob: 7d158cf24950d7d4c002aa0d40c16ad43d08186c (
plain)
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
|
// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/basictypes.h"
#include "base/logging.h"
#include "base/scoped_ptr.h"
#include "base/threading/non_thread_safe.h"
#include "base/threading/simple_thread.h"
#include "testing/gtest/include/gtest/gtest.h"
#ifndef NDEBUG
namespace base {
// Simple class to exersice the basics of NonThreadSafe.
// Both the destructor and DoStuff should verify that they were
// called on the same thread as the constructor.
class NonThreadSafeClass : public NonThreadSafe {
public:
NonThreadSafeClass() {}
// Verifies that it was called on the same thread as the constructor.
void DoStuff() {
DCHECK(CalledOnValidThread());
}
void DetachFromThread() {
NonThreadSafe::DetachFromThread();
}
private:
DISALLOW_COPY_AND_ASSIGN(NonThreadSafeClass);
};
// Calls NonThreadSafeClass::DoStuff on another thread.
class CallDoStuffOnThread : public SimpleThread {
public:
CallDoStuffOnThread(NonThreadSafeClass* non_thread_safe_class)
: SimpleThread("call_do_stuff_on_thread"),
non_thread_safe_class_(non_thread_safe_class) {
}
virtual void Run() {
non_thread_safe_class_->DoStuff();
}
private:
NonThreadSafeClass* non_thread_safe_class_;
DISALLOW_COPY_AND_ASSIGN(CallDoStuffOnThread);
};
// Deletes NonThreadSafeClass on a different thread.
class DeleteNonThreadSafeClassOnThread : public SimpleThread {
public:
DeleteNonThreadSafeClassOnThread(NonThreadSafeClass* non_thread_safe_class)
: SimpleThread("delete_non_thread_safe_class_on_thread"),
non_thread_safe_class_(non_thread_safe_class) {
}
virtual void Run() {
non_thread_safe_class_.reset();
}
private:
scoped_ptr<NonThreadSafeClass> non_thread_safe_class_;
DISALLOW_COPY_AND_ASSIGN(DeleteNonThreadSafeClassOnThread);
};
TEST(NonThreadSafeTest, CallsAllowedOnSameThread) {
scoped_ptr<NonThreadSafeClass> non_thread_safe_class(
new NonThreadSafeClass);
// Verify that DoStuff doesn't assert.
non_thread_safe_class->DoStuff();
// Verify that the destructor doesn't assert.
non_thread_safe_class.reset();
}
TEST(NonThreadSafeTest, DetachThenDestructOnDifferentThread) {
scoped_ptr<NonThreadSafeClass> non_thread_safe_class(
new NonThreadSafeClass);
// Verify that the destructor doesn't assert when called on a different thread
// after a detach.
non_thread_safe_class->DetachFromThread();
DeleteNonThreadSafeClassOnThread delete_on_thread(
non_thread_safe_class.release());
delete_on_thread.Start();
delete_on_thread.Join();
}
#if GTEST_HAS_DEATH_TEST
TEST(NonThreadSafeDeathTest, MethodNotAllowedOnDifferentThread) {
ASSERT_DEBUG_DEATH({
scoped_ptr<NonThreadSafeClass> non_thread_safe_class(
new NonThreadSafeClass);
// Verify that DoStuff asserts when called on a different thread.
CallDoStuffOnThread call_on_thread(non_thread_safe_class.get());
call_on_thread.Start();
call_on_thread.Join();
}, "");
}
TEST(NonThreadSafeDeathTest, DestructorNotAllowedOnDifferentThread) {
ASSERT_DEBUG_DEATH({
scoped_ptr<NonThreadSafeClass> non_thread_safe_class(
new NonThreadSafeClass);
// Verify that the destructor asserts when called on a different thread.
DeleteNonThreadSafeClassOnThread delete_on_thread(
non_thread_safe_class.release());
delete_on_thread.Start();
delete_on_thread.Join();
}, "");
}
#endif // GTEST_HAS_DEATH_TEST
} // namespace base
#endif // NDEBUG
|
