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
|
// Copyright 2014 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 "extensions/browser/mojo/keep_alive_impl.h"
#include <utility>
#include "base/macros.h"
#include "base/message_loop/message_loop.h"
#include "base/run_loop.h"
#include "content/public/browser/notification_service.h"
#include "extensions/browser/extension_registry.h"
#include "extensions/browser/extensions_test.h"
#include "extensions/browser/process_manager.h"
#include "extensions/common/extension_builder.h"
namespace extensions {
class KeepAliveTest : public ExtensionsTest {
public:
KeepAliveTest()
: notification_service_(content::NotificationService::Create()) {}
~KeepAliveTest() override {}
void SetUp() override {
ExtensionsTest::SetUp();
message_loop_.reset(new base::MessageLoop);
extension_ =
ExtensionBuilder()
.SetManifest(
DictionaryBuilder()
.Set("name", "app")
.Set("version", "1")
.Set("manifest_version", 2)
.Set("app", DictionaryBuilder()
.Set("background",
DictionaryBuilder()
.Set("scripts",
ListBuilder()
.Append("background.js")
.Build())
.Build())
.Build())
.Build())
.SetID("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa")
.Build();
}
void TearDown() override {
message_loop_.reset();
ExtensionsTest::TearDown();
}
void WaitUntilLazyKeepAliveChanges() {
int initial_keep_alive_count = GetKeepAliveCount();
while (GetKeepAliveCount() == initial_keep_alive_count) {
base::RunLoop().RunUntilIdle();
}
}
void CreateKeepAlive(mojo::InterfaceRequest<KeepAlive> request) {
KeepAliveImpl::Create(browser_context(), extension_.get(),
std::move(request));
}
const Extension* extension() { return extension_.get(); }
int GetKeepAliveCount() {
return ProcessManager::Get(browser_context())
->GetLazyKeepaliveCount(extension());
}
private:
scoped_ptr<base::MessageLoop> message_loop_;
scoped_ptr<content::NotificationService> notification_service_;
scoped_refptr<const Extension> extension_;
DISALLOW_COPY_AND_ASSIGN(KeepAliveTest);
};
TEST_F(KeepAliveTest, Basic) {
mojo::InterfacePtr<KeepAlive> keep_alive;
CreateKeepAlive(mojo::GetProxy(&keep_alive));
EXPECT_EQ(1, GetKeepAliveCount());
keep_alive.reset();
WaitUntilLazyKeepAliveChanges();
EXPECT_EQ(0, GetKeepAliveCount());
}
TEST_F(KeepAliveTest, TwoKeepAlives) {
mojo::InterfacePtr<KeepAlive> keep_alive;
CreateKeepAlive(mojo::GetProxy(&keep_alive));
EXPECT_EQ(1, GetKeepAliveCount());
mojo::InterfacePtr<KeepAlive> other_keep_alive;
CreateKeepAlive(mojo::GetProxy(&other_keep_alive));
EXPECT_EQ(2, GetKeepAliveCount());
keep_alive.reset();
WaitUntilLazyKeepAliveChanges();
EXPECT_EQ(1, GetKeepAliveCount());
other_keep_alive.reset();
WaitUntilLazyKeepAliveChanges();
EXPECT_EQ(0, GetKeepAliveCount());
}
TEST_F(KeepAliveTest, UnloadExtension) {
mojo::InterfacePtr<KeepAlive> keep_alive;
CreateKeepAlive(mojo::GetProxy(&keep_alive));
EXPECT_EQ(1, GetKeepAliveCount());
scoped_refptr<const Extension> other_extension =
ExtensionBuilder()
.SetManifest(
DictionaryBuilder()
.Set("name", "app")
.Set("version", "1")
.Set("manifest_version", 2)
.Set("app",
DictionaryBuilder()
.Set("background",
DictionaryBuilder()
.Set("scripts", ListBuilder()
.Append("background.js")
.Build())
.Build())
.Build())
.Build())
.SetID("bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb")
.Build();
ExtensionRegistry::Get(browser_context())
->TriggerOnUnloaded(other_extension.get(),
UnloadedExtensionInfo::REASON_DISABLE);
EXPECT_EQ(1, GetKeepAliveCount());
ExtensionRegistry::Get(browser_context())
->TriggerOnUnloaded(extension(), UnloadedExtensionInfo::REASON_DISABLE);
// When its extension is unloaded, the KeepAliveImpl should not modify the
// keep-alive count for its extension. However, ProcessManager resets its
// keep-alive count for an unloaded extension.
EXPECT_EQ(0, GetKeepAliveCount());
// Wait for |keep_alive| to disconnect.
base::RunLoop run_loop;
keep_alive.set_connection_error_handler(run_loop.QuitClosure());
run_loop.Run();
}
TEST_F(KeepAliveTest, Shutdown) {
mojo::InterfacePtr<KeepAlive> keep_alive;
CreateKeepAlive(mojo::GetProxy(&keep_alive));
EXPECT_EQ(1, GetKeepAliveCount());
ExtensionRegistry::Get(browser_context())->Shutdown();
// After a shutdown event, the KeepAliveImpl should not access its
// ProcessManager and so the keep-alive count should remain unchanged.
EXPECT_EQ(1, GetKeepAliveCount());
// Wait for |keep_alive| to disconnect.
base::RunLoop run_loop;
keep_alive.set_connection_error_handler(run_loop.QuitClosure());
run_loop.Run();
}
} // namespace extensions
|
