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 "base/environment.h"
6 #include "base/files/file_util.h"
7 #include "base/sys_info.h"
8 #include "base/threading/platform_thread.h"
9 #include "base/time/time.h"
10 #include "testing/gtest/include/gtest/gtest.h"
11 #include "testing/platform_test.h"
12
13 typedef PlatformTest SysInfoTest;
14 using base::FilePath;
15
16 #if defined(OS_POSIX) && !defined(OS_MACOSX) && !defined(OS_ANDROID)
TEST_F(SysInfoTest,MaxSharedMemorySize)17 TEST_F(SysInfoTest, MaxSharedMemorySize) {
18 // We aren't actually testing that it's correct, just that it's sane.
19 EXPECT_GT(base::SysInfo::MaxSharedMemorySize(), 0u);
20 }
21 #endif
22
TEST_F(SysInfoTest,NumProcs)23 TEST_F(SysInfoTest, NumProcs) {
24 // We aren't actually testing that it's correct, just that it's sane.
25 EXPECT_GE(base::SysInfo::NumberOfProcessors(), 1);
26 }
27
TEST_F(SysInfoTest,AmountOfMem)28 TEST_F(SysInfoTest, AmountOfMem) {
29 // We aren't actually testing that it's correct, just that it's sane.
30 EXPECT_GT(base::SysInfo::AmountOfPhysicalMemory(), 0);
31 EXPECT_GT(base::SysInfo::AmountOfPhysicalMemoryMB(), 0);
32 // The maxmimal amount of virtual memory can be zero which means unlimited.
33 EXPECT_GE(base::SysInfo::AmountOfVirtualMemory(), 0);
34 }
35
TEST_F(SysInfoTest,AmountOfFreeDiskSpace)36 TEST_F(SysInfoTest, AmountOfFreeDiskSpace) {
37 // We aren't actually testing that it's correct, just that it's sane.
38 FilePath tmp_path;
39 ASSERT_TRUE(base::GetTempDir(&tmp_path));
40 EXPECT_GT(base::SysInfo::AmountOfFreeDiskSpace(tmp_path), 0)
41 << tmp_path.value();
42 }
43
44 #if defined(OS_WIN) || defined(OS_MACOSX)
TEST_F(SysInfoTest,OperatingSystemVersionNumbers)45 TEST_F(SysInfoTest, OperatingSystemVersionNumbers) {
46 int32 os_major_version = -1;
47 int32 os_minor_version = -1;
48 int32 os_bugfix_version = -1;
49 base::SysInfo::OperatingSystemVersionNumbers(&os_major_version,
50 &os_minor_version,
51 &os_bugfix_version);
52 EXPECT_GT(os_major_version, -1);
53 EXPECT_GT(os_minor_version, -1);
54 EXPECT_GT(os_bugfix_version, -1);
55 }
56 #endif
57
TEST_F(SysInfoTest,Uptime)58 TEST_F(SysInfoTest, Uptime) {
59 int64 up_time_1 = base::SysInfo::Uptime();
60 // UpTime() is implemented internally using TimeTicks::Now(), which documents
61 // system resolution as being 1-15ms. Sleep a little longer than that.
62 base::PlatformThread::Sleep(base::TimeDelta::FromMilliseconds(20));
63 int64 up_time_2 = base::SysInfo::Uptime();
64 EXPECT_GT(up_time_1, 0);
65 EXPECT_GT(up_time_2, up_time_1);
66 }
67
68 #if defined(OS_CHROMEOS)
69
TEST_F(SysInfoTest,GoogleChromeOSVersionNumbers)70 TEST_F(SysInfoTest, GoogleChromeOSVersionNumbers) {
71 int32 os_major_version = -1;
72 int32 os_minor_version = -1;
73 int32 os_bugfix_version = -1;
74 const char* kLsbRelease =
75 "FOO=1234123.34.5\n"
76 "CHROMEOS_RELEASE_VERSION=1.2.3.4\n";
77 base::SysInfo::SetChromeOSVersionInfoForTest(kLsbRelease, base::Time());
78 base::SysInfo::OperatingSystemVersionNumbers(&os_major_version,
79 &os_minor_version,
80 &os_bugfix_version);
81 EXPECT_EQ(1, os_major_version);
82 EXPECT_EQ(2, os_minor_version);
83 EXPECT_EQ(3, os_bugfix_version);
84 }
85
TEST_F(SysInfoTest,GoogleChromeOSVersionNumbersFirst)86 TEST_F(SysInfoTest, GoogleChromeOSVersionNumbersFirst) {
87 int32 os_major_version = -1;
88 int32 os_minor_version = -1;
89 int32 os_bugfix_version = -1;
90 const char* kLsbRelease =
91 "CHROMEOS_RELEASE_VERSION=1.2.3.4\n"
92 "FOO=1234123.34.5\n";
93 base::SysInfo::SetChromeOSVersionInfoForTest(kLsbRelease, base::Time());
94 base::SysInfo::OperatingSystemVersionNumbers(&os_major_version,
95 &os_minor_version,
96 &os_bugfix_version);
97 EXPECT_EQ(1, os_major_version);
98 EXPECT_EQ(2, os_minor_version);
99 EXPECT_EQ(3, os_bugfix_version);
100 }
101
TEST_F(SysInfoTest,GoogleChromeOSNoVersionNumbers)102 TEST_F(SysInfoTest, GoogleChromeOSNoVersionNumbers) {
103 int32 os_major_version = -1;
104 int32 os_minor_version = -1;
105 int32 os_bugfix_version = -1;
106 const char* kLsbRelease = "FOO=1234123.34.5\n";
107 base::SysInfo::SetChromeOSVersionInfoForTest(kLsbRelease, base::Time());
108 base::SysInfo::OperatingSystemVersionNumbers(&os_major_version,
109 &os_minor_version,
110 &os_bugfix_version);
111 EXPECT_EQ(0, os_major_version);
112 EXPECT_EQ(0, os_minor_version);
113 EXPECT_EQ(0, os_bugfix_version);
114 }
115
TEST_F(SysInfoTest,GoogleChromeOSLsbReleaseTime)116 TEST_F(SysInfoTest, GoogleChromeOSLsbReleaseTime) {
117 const char* kLsbRelease = "CHROMEOS_RELEASE_VERSION=1.2.3.4";
118 // Use a fake time that can be safely displayed as a string.
119 const base::Time lsb_release_time(base::Time::FromDoubleT(12345.6));
120 base::SysInfo::SetChromeOSVersionInfoForTest(kLsbRelease, lsb_release_time);
121 base::Time parsed_lsb_release_time = base::SysInfo::GetLsbReleaseTime();
122 EXPECT_DOUBLE_EQ(lsb_release_time.ToDoubleT(),
123 parsed_lsb_release_time.ToDoubleT());
124 }
125
TEST_F(SysInfoTest,IsRunningOnChromeOS)126 TEST_F(SysInfoTest, IsRunningOnChromeOS) {
127 base::SysInfo::SetChromeOSVersionInfoForTest("", base::Time());
128 EXPECT_FALSE(base::SysInfo::IsRunningOnChromeOS());
129
130 const char* kLsbRelease1 =
131 "CHROMEOS_RELEASE_NAME=Non Chrome OS\n"
132 "CHROMEOS_RELEASE_VERSION=1.2.3.4\n";
133 base::SysInfo::SetChromeOSVersionInfoForTest(kLsbRelease1, base::Time());
134 EXPECT_FALSE(base::SysInfo::IsRunningOnChromeOS());
135
136 const char* kLsbRelease2 =
137 "CHROMEOS_RELEASE_NAME=Chrome OS\n"
138 "CHROMEOS_RELEASE_VERSION=1.2.3.4\n";
139 base::SysInfo::SetChromeOSVersionInfoForTest(kLsbRelease2, base::Time());
140 EXPECT_TRUE(base::SysInfo::IsRunningOnChromeOS());
141
142 const char* kLsbRelease3 =
143 "CHROMEOS_RELEASE_NAME=Chromium OS\n";
144 base::SysInfo::SetChromeOSVersionInfoForTest(kLsbRelease3, base::Time());
145 EXPECT_TRUE(base::SysInfo::IsRunningOnChromeOS());
146 }
147
148 #endif // OS_CHROMEOS
149