1/*
2 *  Copyright 2009 The WebRTC Project Authors. All rights reserved.
3 *
4 *  Use of this source code is governed by a BSD-style license
5 *  that can be found in the LICENSE file in the root of the source
6 *  tree. An additional intellectual property rights grant can be found
7 *  in the file PATENTS.  All contributing project authors may
8 *  be found in the AUTHORS file in the root of the source tree.
9 */
10
11#include "webrtc/base/gunit.h"
12#include "webrtc/base/stringutils.h"
13#include "webrtc/base/systeminfo.h"
14
15#if defined(CPU_X86) || defined(CPU_ARM)
16TEST(SystemInfoTest, CpuVendorNonEmpty) {
17  rtc::SystemInfo info;
18  LOG(LS_INFO) << "CpuVendor: " << info.GetCpuVendor();
19  EXPECT_FALSE(info.GetCpuVendor().empty());
20}
21
22// Tests Vendor identification is Intel or AMD.
23// See Also http://en.wikipedia.org/wiki/CPUID
24TEST(SystemInfoTest, CpuVendorIntelAMDARM) {
25  rtc::SystemInfo info;
26#if defined(CPU_X86)
27  EXPECT_TRUE(rtc::string_match(info.GetCpuVendor().c_str(),
28                                      "GenuineIntel") ||
29              rtc::string_match(info.GetCpuVendor().c_str(),
30                                      "AuthenticAMD"));
31#elif defined(CPU_ARM)
32  EXPECT_TRUE(rtc::string_match(info.GetCpuVendor().c_str(), "ARM"));
33#endif
34}
35#endif  // defined(CPU_X86) || defined(CPU_ARM)
36
37// Tests CpuArchitecture matches expectations.
38TEST(SystemInfoTest, GetCpuArchitecture) {
39  rtc::SystemInfo info;
40  LOG(LS_INFO) << "CpuArchitecture: " << info.GetCpuArchitecture();
41  rtc::SystemInfo::Architecture architecture = info.GetCpuArchitecture();
42#if defined(CPU_X86) || defined(CPU_ARM)
43  if (sizeof(intptr_t) == 8) {
44    EXPECT_EQ(rtc::SystemInfo::SI_ARCH_X64, architecture);
45  } else if (sizeof(intptr_t) == 4) {
46#if defined(CPU_ARM)
47    EXPECT_EQ(rtc::SystemInfo::SI_ARCH_ARM, architecture);
48#else
49    EXPECT_EQ(rtc::SystemInfo::SI_ARCH_X86, architecture);
50#endif
51  }
52#endif
53}
54
55// Tests Cpu Cache Size
56TEST(SystemInfoTest, CpuCacheSize) {
57  rtc::SystemInfo info;
58  LOG(LS_INFO) << "CpuCacheSize: " << info.GetCpuCacheSize();
59  EXPECT_GE(info.GetCpuCacheSize(), 8192);  // 8 KB min cache
60  EXPECT_LE(info.GetCpuCacheSize(), 1024 * 1024 * 1024);  // 1 GB max cache
61}
62
63// Tests MachineModel is set.  On Mac test machine model is known.
64TEST(SystemInfoTest, MachineModelKnown) {
65  rtc::SystemInfo info;
66  EXPECT_FALSE(info.GetMachineModel().empty());
67  const char *machine_model = info.GetMachineModel().c_str();
68  LOG(LS_INFO) << "MachineModel: " << machine_model;
69  bool known = true;
70#if defined(WEBRTC_MAC) && !defined(WEBRTC_IOS)
71  // Full list as of May 2012.  Update when new OSX based models are added.
72  known = rtc::string_match(machine_model, "MacBookPro*") ||
73          rtc::string_match(machine_model, "MacBookAir*") ||
74          rtc::string_match(machine_model, "MacBook*") ||
75          rtc::string_match(machine_model, "MacPro*") ||
76          rtc::string_match(machine_model, "Macmini*") ||
77          rtc::string_match(machine_model, "iMac*") ||
78          rtc::string_match(machine_model, "Xserve*");
79#elif !defined(WEBRTC_IOS)
80  // All other machines return Not available.
81  known = rtc::string_match(info.GetMachineModel().c_str(),
82                                  "Not available");
83#endif
84  if (!known) {
85    LOG(LS_WARNING) << "Machine Model Unknown: " << machine_model;
86  }
87}
88
89// Tests maximum cpu clockrate.
90TEST(SystemInfoTest, CpuMaxCpuSpeed) {
91  rtc::SystemInfo info;
92  LOG(LS_INFO) << "MaxCpuSpeed: " << info.GetMaxCpuSpeed();
93  EXPECT_GT(info.GetMaxCpuSpeed(), 0);
94  EXPECT_LT(info.GetMaxCpuSpeed(), 100000);  // 100 Ghz
95}
96
97// Tests current cpu clockrate.
98TEST(SystemInfoTest, CpuCurCpuSpeed) {
99  rtc::SystemInfo info;
100  LOG(LS_INFO) << "MaxCurSpeed: " << info.GetCurCpuSpeed();
101  EXPECT_GT(info.GetCurCpuSpeed(), 0);
102  EXPECT_LT(info.GetMaxCpuSpeed(), 100000);
103}
104
105// Tests physical memory size.
106TEST(SystemInfoTest, MemorySize) {
107  rtc::SystemInfo info;
108  LOG(LS_INFO) << "MemorySize: " << info.GetMemorySize();
109  EXPECT_GT(info.GetMemorySize(), -1);
110}
111
112// Tests number of logical cpus available to the system.
113TEST(SystemInfoTest, MaxCpus) {
114  rtc::SystemInfo info;
115  LOG(LS_INFO) << "MaxCpus: " << info.GetMaxCpus();
116  EXPECT_GT(info.GetMaxCpus(), 0);
117}
118
119// Tests number of physical cpus available to the system.
120TEST(SystemInfoTest, MaxPhysicalCpus) {
121  rtc::SystemInfo info;
122  LOG(LS_INFO) << "MaxPhysicalCpus: " << info.GetMaxPhysicalCpus();
123  EXPECT_GT(info.GetMaxPhysicalCpus(), 0);
124  EXPECT_LE(info.GetMaxPhysicalCpus(), info.GetMaxCpus());
125}
126
127// Tests number of logical cpus available to the process.
128TEST(SystemInfoTest, CurCpus) {
129  rtc::SystemInfo info;
130  LOG(LS_INFO) << "CurCpus: " << info.GetCurCpus();
131  EXPECT_GT(info.GetCurCpus(), 0);
132  EXPECT_LE(info.GetCurCpus(), info.GetMaxCpus());
133}
134
135#ifdef CPU_X86
136// CPU family/model/stepping is only available on X86. The following tests
137// that they are set when running on x86 CPUs. Valid Family/Model/Stepping
138// values are non-zero on known CPUs.
139
140// Tests Intel CPU Family identification.
141TEST(SystemInfoTest, CpuFamily) {
142  rtc::SystemInfo info;
143  LOG(LS_INFO) << "CpuFamily: " << info.GetCpuFamily();
144  EXPECT_GT(info.GetCpuFamily(), 0);
145}
146
147// Tests Intel CPU Model identification.
148TEST(SystemInfoTest, CpuModel) {
149  rtc::SystemInfo info;
150  LOG(LS_INFO) << "CpuModel: " << info.GetCpuModel();
151  EXPECT_GT(info.GetCpuModel(), 0);
152}
153
154// Tests Intel CPU Stepping identification.
155TEST(SystemInfoTest, CpuStepping) {
156  rtc::SystemInfo info;
157  LOG(LS_INFO) << "CpuStepping: " << info.GetCpuStepping();
158  EXPECT_GT(info.GetCpuStepping(), 0);
159}
160#else  // CPU_X86
161// If not running on x86 CPU the following tests expect the functions to
162// return 0.
163TEST(SystemInfoTest, CpuFamily) {
164  rtc::SystemInfo info;
165  LOG(LS_INFO) << "CpuFamily: " << info.GetCpuFamily();
166  EXPECT_EQ(0, info.GetCpuFamily());
167}
168
169// Tests Intel CPU Model identification.
170TEST(SystemInfoTest, CpuModel) {
171  rtc::SystemInfo info;
172  LOG(LS_INFO) << "CpuModel: " << info.GetCpuModel();
173  EXPECT_EQ(0, info.GetCpuModel());
174}
175
176// Tests Intel CPU Stepping identification.
177TEST(SystemInfoTest, CpuStepping) {
178  rtc::SystemInfo info;
179  LOG(LS_INFO) << "CpuStepping: " << info.GetCpuStepping();
180  EXPECT_EQ(0, info.GetCpuStepping());
181}
182#endif  // CPU_X86
183
184#if WEBRTC_WIN && !defined(EXCLUDE_D3D9)
185TEST(SystemInfoTest, GpuInfo) {
186  rtc::SystemInfo info;
187  rtc::SystemInfo::GpuInfo gi;
188  EXPECT_TRUE(info.GetGpuInfo(&gi));
189  LOG(LS_INFO) << "GpuDriver: " << gi.driver;
190  EXPECT_FALSE(gi.driver.empty());
191  LOG(LS_INFO) << "GpuDriverVersion: " << gi.driver_version;
192  EXPECT_FALSE(gi.driver_version.empty());
193}
194#endif
195