src/third_party/libjingle/source/talk/base/systeminfo_unittest.cc

   1 /*
   2  * libjingle
   3  * Copyright 2009 Google Inc.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are met:
   7  *
   8  *  1. Redistributions of source code must retain the above copyright notice,
   9  *     this list of conditions and the following disclaimer.
  10  *  2. Redistributions in binary form must reproduce the above copyright notice,
  11  *     this list of conditions and the following disclaimer in the documentation
  12  *     and/or other materials provided with the distribution.
  13  *  3. The name of the author may not be used to endorse or promote products
  14  *     derived from this software without specific prior written permission.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
  17  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  18  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
  19  * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  20  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  21  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
  22  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  23  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  24  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  25  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26  */
  27
  28 #include "talk/base/gunit.h"
  29 #include "talk/base/stringutils.h"
  30 #include "talk/base/systeminfo.h"
  31
  32 #if defined(CPU_X86) || defined(CPU_ARM)
  33 TEST(SystemInfoTest, CpuVendorNonEmpty) {
  34   talk_base::SystemInfo info;
  35   LOG(LS_INFO) << "CpuVendor: " << info.GetCpuVendor();
  36   EXPECT_FALSE(info.GetCpuVendor().empty());
  37 }
  38
  39 // Tests Vendor identification is Intel or AMD.
  40 // See Also http://en.wikipedia.org/wiki/CPUID
  41 TEST(SystemInfoTest, CpuVendorIntelAMDARM) {
  42   talk_base::SystemInfo info;
  43 #if defined(CPU_X86)
  44   EXPECT_TRUE(talk_base::string_match(info.GetCpuVendor().c_str(),
  45                                       "GenuineIntel") ||
  46               talk_base::string_match(info.GetCpuVendor().c_str(),
  47                                       "AuthenticAMD"));
  48 #elif defined(CPU_ARM)
  49   EXPECT_TRUE(talk_base::string_match(info.GetCpuVendor().c_str(), "ARM"));
  50 #endif
  51 }
  52 #endif  // defined(CPU_X86) || defined(CPU_ARM)
  53
  54 // Tests CpuArchitecture matches expectations.
  55 TEST(SystemInfoTest, GetCpuArchitecture) {
  56   talk_base::SystemInfo info;
  57   LOG(LS_INFO) << "CpuArchitecture: " << info.GetCpuArchitecture();
  58   talk_base::SystemInfo::Architecture architecture = info.GetCpuArchitecture();
  59 #if defined(CPU_X86) || defined(CPU_ARM)
  60   if (sizeof(intptr_t) == 8) {
  61     EXPECT_EQ(talk_base::SystemInfo::SI_ARCH_X64, architecture);
  62   } else if (sizeof(intptr_t) == 4) {
  63 #if defined(CPU_ARM)
  64     EXPECT_EQ(talk_base::SystemInfo::SI_ARCH_ARM, architecture);
  65 #else
  66     EXPECT_EQ(talk_base::SystemInfo::SI_ARCH_X86, architecture);
  67 #endif
  68   }
  69 #endif
  70 }
  71
  72 // Tests Cpu Cache Size
  73 TEST(SystemInfoTest, CpuCacheSize) {
  74   talk_base::SystemInfo info;
  75   LOG(LS_INFO) << "CpuCacheSize: " << info.GetCpuCacheSize();
  76   EXPECT_GE(info.GetCpuCacheSize(), 8192);  // 8 KB min cache
  77   EXPECT_LE(info.GetCpuCacheSize(), 1024 * 1024 * 1024);  // 1 GB max cache
  78 }
  79
  80 // Tests MachineModel is set.  On Mac test machine model is known.
  81 TEST(SystemInfoTest, MachineModelKnown) {
  82   talk_base::SystemInfo info;
  83   EXPECT_FALSE(info.GetMachineModel().empty());
  84   const char *machine_model = info.GetMachineModel().c_str();
  85   LOG(LS_INFO) << "MachineModel: " << machine_model;
  86   bool known = true;
  87 #if defined(OSX)
  88   // Full list as of May 2012.  Update when new OSX based models are added.
  89   known = talk_base::string_match(machine_model, "MacBookPro*") ||
  90           talk_base::string_match(machine_model, "MacBookAir*") ||
  91           talk_base::string_match(machine_model, "MacBook*") ||
  92           talk_base::string_match(machine_model, "MacPro*") ||
  93           talk_base::string_match(machine_model, "Macmini*") ||
  94           talk_base::string_match(machine_model, "iMac*") ||
  95           talk_base::string_match(machine_model, "Xserve*");
  96 #elif !defined(IOS)
  97   // All other machines return Not available.
  98   known = talk_base::string_match(info.GetMachineModel().c_str(),
  99                                   "Not available");
 100 #endif
 101   if (!known) {
 102     LOG(LS_WARNING) << "Machine Model Unknown: " << machine_model;
 103   }
 104 }
 105
 106 // Tests maximum cpu clockrate.
 107 TEST(SystemInfoTest, CpuMaxCpuSpeed) {
 108   talk_base::SystemInfo info;
 109   LOG(LS_INFO) << "MaxCpuSpeed: " << info.GetMaxCpuSpeed();
 110   EXPECT_GT(info.GetMaxCpuSpeed(), 0);
 111   EXPECT_LT(info.GetMaxCpuSpeed(), 100000);  // 100 Ghz
 112 }
 113
 114 // Tests current cpu clockrate.
 115 TEST(SystemInfoTest, CpuCurCpuSpeed) {
 116   talk_base::SystemInfo info;
 117   LOG(LS_INFO) << "MaxCurSpeed: " << info.GetCurCpuSpeed();
 118   EXPECT_GT(info.GetCurCpuSpeed(), 0);
 119   EXPECT_LT(info.GetMaxCpuSpeed(), 100000);
 120 }
 121
 122 // Tests physical memory size.
 123 TEST(SystemInfoTest, MemorySize) {
 124   talk_base::SystemInfo info;
 125   LOG(LS_INFO) << "MemorySize: " << info.GetMemorySize();
 126   EXPECT_GT(info.GetMemorySize(), -1);
 127 }
 128
 129 // Tests number of logical cpus available to the system.
 130 TEST(SystemInfoTest, MaxCpus) {
 131   talk_base::SystemInfo info;
 132   LOG(LS_INFO) << "MaxCpus: " << info.GetMaxCpus();
 133   EXPECT_GT(info.GetMaxCpus(), 0);
 134 }
 135
 136 // Tests number of physical cpus available to the system.
 137 TEST(SystemInfoTest, MaxPhysicalCpus) {
 138   talk_base::SystemInfo info;
 139   LOG(LS_INFO) << "MaxPhysicalCpus: " << info.GetMaxPhysicalCpus();
 140   EXPECT_GT(info.GetMaxPhysicalCpus(), 0);
 141   EXPECT_LE(info.GetMaxPhysicalCpus(), info.GetMaxCpus());
 142 }
 143
 144 // Tests number of logical cpus available to the process.
 145 TEST(SystemInfoTest, CurCpus) {
 146   talk_base::SystemInfo info;
 147   LOG(LS_INFO) << "CurCpus: " << info.GetCurCpus();
 148   EXPECT_GT(info.GetCurCpus(), 0);
 149   EXPECT_LE(info.GetCurCpus(), info.GetMaxCpus());
 150 }
 151
 152 #ifdef CPU_X86
 153 // CPU family/model/stepping is only available on X86. The following tests
 154 // that they are set when running on x86 CPUs. Valid Family/Model/Stepping
 155 // values are non-zero on known CPUs.
 156
 157 // Tests Intel CPU Family identification.
 158 TEST(SystemInfoTest, CpuFamily) {
 159   talk_base::SystemInfo info;
 160   LOG(LS_INFO) << "CpuFamily: " << info.GetCpuFamily();
 161   EXPECT_GT(info.GetCpuFamily(), 0);
 162 }
 163
 164 // Tests Intel CPU Model identification.
 165 TEST(SystemInfoTest, CpuModel) {
 166   talk_base::SystemInfo info;
 167   LOG(LS_INFO) << "CpuModel: " << info.GetCpuModel();
 168   EXPECT_GT(info.GetCpuModel(), 0);
 169 }
 170
 171 // Tests Intel CPU Stepping identification.
 172 TEST(SystemInfoTest, CpuStepping) {
 173   talk_base::SystemInfo info;
 174   LOG(LS_INFO) << "CpuStepping: " << info.GetCpuStepping();
 175   EXPECT_GT(info.GetCpuStepping(), 0);
 176 }
 177 #else  // CPU_X86
 178 // If not running on x86 CPU the following tests expect the functions to
 179 // return 0.
 180 TEST(SystemInfoTest, CpuFamily) {
 181   talk_base::SystemInfo info;
 182   LOG(LS_INFO) << "CpuFamily: " << info.GetCpuFamily();
 183   EXPECT_EQ(0, info.GetCpuFamily());
 184 }
 185
 186 // Tests Intel CPU Model identification.
 187 TEST(SystemInfoTest, CpuModel) {
 188   talk_base::SystemInfo info;
 189   LOG(LS_INFO) << "CpuModel: " << info.GetCpuModel();
 190   EXPECT_EQ(0, info.GetCpuModel());
 191 }
 192
 193 // Tests Intel CPU Stepping identification.
 194 TEST(SystemInfoTest, CpuStepping) {
 195   talk_base::SystemInfo info;
 196   LOG(LS_INFO) << "CpuStepping: " << info.GetCpuStepping();
 197   EXPECT_EQ(0, info.GetCpuStepping());
 198 }
 199 #endif  // CPU_X86
 200
 201 #if WIN32 && !defined(EXCLUDE_D3D9)
 202 TEST(SystemInfoTest, GpuInfo) {
 203   talk_base::SystemInfo info;
 204   talk_base::SystemInfo::GpuInfo gi;
 205   EXPECT_TRUE(info.GetGpuInfo(&gi));
 206   LOG(LS_INFO) << "GpuDriver: " << gi.driver;
 207   EXPECT_FALSE(gi.driver.empty());
 208   LOG(LS_INFO) << "GpuDriverVersion: " << gi.driver_version;
 209   EXPECT_FALSE(gi.driver_version.empty());
 210 }
 211 #endif