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
|
// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/chrome_process_singleton.h"
#include <windows.h>
#include <processthreadsapi.h>
#include "base/command_line.h"
#include "base/compiler_specific.h"
#include "base/files/file_path.h"
#include "base/files/scoped_temp_dir.h"
#include "base/functional/bind.h"
#include "base/functional/callback.h"
#include "base/test/metrics/histogram_tester.h"
#include "base/test/scoped_feature_list.h"
#include "build/build_config.h"
#include "chrome/common/chrome_features.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
bool ServerCallback(int* callback_count,
base::CommandLine command_line,
const base::FilePath& current_directory) {
++(*callback_count);
return true;
}
bool ClientCallback(base::CommandLine command_line,
const base::FilePath& current_directory) {
ADD_FAILURE();
return false;
}
} // namespace
TEST(ChromeProcessSingletonTest, Basic) {
base::ScopedTempDir profile_dir;
ASSERT_TRUE(profile_dir.CreateUniqueTempDir());
int callback_count = 0;
ChromeProcessSingleton ps1(profile_dir.GetPath());
ps1.Unlock(
base::BindRepeating(&ServerCallback, base::Unretained(&callback_count)));
ChromeProcessSingleton ps2(profile_dir.GetPath());
ps2.Unlock(base::BindRepeating(&ClientCallback));
EXPECT_FALSE(ps1.IsSingletonInstanceForTesting());
EXPECT_FALSE(ps2.IsSingletonInstanceForTesting());
ProcessSingleton::NotifyResult result = ps1.NotifyOtherProcessOrCreate();
ASSERT_EQ(ProcessSingleton::PROCESS_NONE, result);
ASSERT_EQ(0, callback_count);
result = ps2.NotifyOtherProcessOrCreate();
ASSERT_EQ(ProcessSingleton::PROCESS_NOTIFIED, result);
EXPECT_TRUE(ps1.IsSingletonInstanceForTesting());
EXPECT_FALSE(ps2.IsSingletonInstanceForTesting());
ASSERT_EQ(1, callback_count);
}
TEST(ChromeProcessSingletonTest, Lock) {
base::ScopedTempDir profile_dir;
ASSERT_TRUE(profile_dir.CreateUniqueTempDir());
int callback_count = 0;
ChromeProcessSingleton ps1(profile_dir.GetPath());
ChromeProcessSingleton ps2(profile_dir.GetPath());
ps2.Unlock(base::BindRepeating(&ClientCallback));
EXPECT_FALSE(ps1.IsSingletonInstanceForTesting());
EXPECT_FALSE(ps2.IsSingletonInstanceForTesting());
ProcessSingleton::NotifyResult result = ps1.NotifyOtherProcessOrCreate();
ASSERT_EQ(ProcessSingleton::PROCESS_NONE, result);
ASSERT_EQ(0, callback_count);
result = ps2.NotifyOtherProcessOrCreate();
ASSERT_EQ(ProcessSingleton::PROCESS_NOTIFIED, result);
ASSERT_EQ(0, callback_count);
ps1.Unlock(
base::BindRepeating(&ServerCallback, base::Unretained(&callback_count)));
ASSERT_EQ(1, callback_count);
EXPECT_TRUE(ps1.IsSingletonInstanceForTesting());
EXPECT_FALSE(ps2.IsSingletonInstanceForTesting());
}
TEST(ChromeProcessSingletonTest, OverridePrefetch) {
base::test::ScopedFeatureList scoped_feature(
features::kOverridePrefetchOnSingleton);
base::ScopedTempDir profile_dir;
ASSERT_TRUE(profile_dir.CreateUniqueTempDir());
ChromeProcessSingleton ps(profile_dir.GetPath());
base::HistogramTester tester;
ProcessSingleton::NotifyResult result = ps.NotifyOtherProcessOrCreate();
ASSERT_EQ(ProcessSingleton::PROCESS_NONE, result);
ps.ChromeProcessSingleton::InitializeFeatures();
auto buckets = tester.GetAllSamples("Startup.PrefetchOverrideErrorCode");
EXPECT_EQ(1UL, buckets.size());
EXPECT_EQ(1, buckets[0].count);
}
|
