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| 1 // Copyright 2014 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/test/launcher/test_launcher.h" | |
| 6 | |
| 7 #include "base/at_exit.h" | |
| 8 #include "base/base_paths.h" | |
| 9 #include "base/bind.h" | |
| 10 #include "base/command_line.h" | |
| 11 #include "base/files/file_path.h" | |
| 12 #include "base/files/file_util.h" | |
| 13 #include "base/files/scoped_temp_dir.h" | |
| 14 #include "base/format_macros.h" | |
| 15 #include "base/message_loop/message_loop.h" | |
| 16 #include "base/path_service.h" | |
| 17 #include "base/process/launch.h" | |
| 18 #include "base/strings/string_util.h" | |
| 19 #include "base/test/launcher/unit_test_launcher.h" | |
| 20 #include "base/test/test_switches.h" | |
| 21 #include "base/test/test_timeouts.h" | |
| 22 | |
| 23 namespace { | |
| 24 | |
| 25 const char kHelpFlag[] = "help"; | |
| 26 | |
| 27 void PrintUsage() { | |
| 28 fprintf(stdout, | |
| 29 "Runs tests using the gtest framework, each batch of tests being\n" | |
| 30 "run in their own process. Supported command-line flags:\n" | |
| 31 "\n" | |
| 32 " Common flags:\n" | |
| 33 " --gtest_filter=...\n" | |
| 34 " Runs a subset of tests (see --gtest_help for more info).\n" | |
| 35 "\n" | |
| 36 " --help\n" | |
| 37 " Shows this message.\n" | |
| 38 "\n" | |
| 39 " Other flags:\n" | |
| 40 " --test-launcher-retry-limit=N\n" | |
| 41 " Sets the limit of test retries on failures to N.\n" | |
| 42 "\n" | |
| 43 " --test-launcher-summary-output=PATH\n" | |
| 44 " Saves a JSON machine-readable summary of the run.\n" | |
| 45 "\n" | |
| 46 " --test-launcher-print-test-stdio=auto|always|never\n" | |
| 47 " Controls when full test output is printed.\n" | |
| 48 " auto means to print it when the test failed.\n" | |
| 49 "\n" | |
| 50 " --test-launcher-total-shards=N\n" | |
| 51 " Sets the total number of shards to N.\n" | |
| 52 "\n" | |
| 53 " --test-launcher-shard-index=N\n" | |
| 54 " Sets the shard index to run to N (from 0 to TOTAL - 1).\n"); | |
| 55 fflush(stdout); | |
| 56 } | |
| 57 | |
| 58 class IOSUnitTestPlatformDelegate : public base::UnitTestPlatformDelegate { | |
| 59 public: | |
| 60 IOSUnitTestPlatformDelegate() { | |
| 61 } | |
| 62 | |
| 63 bool Init() WARN_UNUSED_RESULT { | |
| 64 if (!PathService::Get(base::DIR_EXE, &dir_exe_)) { | |
| 65 LOG(ERROR) << "Failed to get directory of current executable."; | |
| 66 return false; | |
| 67 } | |
| 68 | |
| 69 base::CommandLine* command_line = base::CommandLine::ForCurrentProcess(); | |
| 70 std::vector<std::string> args(command_line->GetArgs()); | |
| 71 if (args.size() < 1) { | |
| 72 LOG(ERROR) << "Arguments expected."; | |
| 73 return false; | |
| 74 } | |
| 75 test_name_ = args[0]; | |
| 76 | |
| 77 base::CommandLine cmd_line(dir_exe_.AppendASCII(test_name_ + ".app")); | |
| 78 cmd_line.AppendSwitch(switches::kTestLauncherPrintWritablePath); | |
| 79 cmd_line.PrependWrapper(dir_exe_.AppendASCII("iossim").value()); | |
| 80 | |
| 81 std::string raw_output; | |
| 82 if (!base::GetAppOutput(cmd_line, &raw_output)) { | |
| 83 LOG(ERROR) << "GetAppOutput failed."; | |
| 84 return false; | |
| 85 } | |
| 86 writable_path_ = base::FilePath(raw_output); | |
| 87 | |
| 88 return true; | |
| 89 } | |
| 90 | |
| 91 bool GetTests(std::vector<base::SplitTestName>* output) override { | |
| 92 base::ScopedTempDir temp_dir; | |
| 93 if (!temp_dir.CreateUniqueTempDirUnderPath(writable_path_)) | |
| 94 return false; | |
| 95 base::FilePath test_list_path( | |
| 96 temp_dir.path().AppendASCII("test_list.json")); | |
| 97 | |
| 98 base::CommandLine cmd_line(dir_exe_.AppendASCII(test_name_ + ".app")); | |
| 99 cmd_line.AppendSwitchPath(switches::kTestLauncherListTests, test_list_path); | |
| 100 cmd_line.PrependWrapper(dir_exe_.AppendASCII("iossim").value()); | |
| 101 | |
| 102 base::LaunchOptions launch_options; | |
| 103 launch_options.wait = true; | |
| 104 | |
| 105 if (!base::LaunchProcess(cmd_line, launch_options).IsValid()) | |
| 106 return false; | |
| 107 | |
| 108 return base::ReadTestNamesFromFile(test_list_path, output); | |
| 109 } | |
| 110 | |
| 111 bool CreateTemporaryFile(base::FilePath* path) override { | |
| 112 if (!CreateTemporaryDirInDir(writable_path_, std::string(), path)) | |
| 113 return false; | |
| 114 *path = path->AppendASCII("test_results.xml"); | |
| 115 return true; | |
| 116 } | |
| 117 | |
| 118 base::CommandLine GetCommandLineForChildGTestProcess( | |
| 119 const std::vector<std::string>& test_names, | |
| 120 const base::FilePath& output_file) override { | |
| 121 base::CommandLine cmd_line(dir_exe_.AppendASCII(test_name_ + ".app")); | |
| 122 cmd_line.AppendSwitchPath(switches::kTestLauncherOutput, output_file); | |
| 123 cmd_line.AppendSwitchASCII(base::kGTestFilterFlag, | |
| 124 base::JoinString(test_names, ":")); | |
| 125 return cmd_line; | |
| 126 } | |
| 127 | |
| 128 std::string GetWrapperForChildGTestProcess() override { | |
| 129 return dir_exe_.AppendASCII("iossim").value(); | |
| 130 } | |
| 131 | |
| 132 void RelaunchTests(base::TestLauncher* test_launcher, | |
| 133 const std::vector<std::string>& test_names, | |
| 134 int launch_flags) override { | |
| 135 // Relaunch all tests in one big batch, since overhead of smaller batches | |
| 136 // is too big for serialized runs inside ios simulator. | |
| 137 RunUnitTestsBatch(test_launcher, this, test_names, launch_flags); | |
| 138 } | |
| 139 | |
| 140 private: | |
| 141 // Directory containing test launcher's executable. | |
| 142 base::FilePath dir_exe_; | |
| 143 | |
| 144 // Name of the test executable to run. | |
| 145 std::string test_name_; | |
| 146 | |
| 147 // Path that launched test binary can write to. | |
| 148 base::FilePath writable_path_; | |
| 149 | |
| 150 DISALLOW_COPY_AND_ASSIGN(IOSUnitTestPlatformDelegate); | |
| 151 }; | |
| 152 | |
| 153 } // namespace | |
| 154 | |
| 155 int main(int argc, char** argv) { | |
| 156 base::AtExitManager at_exit; | |
| 157 | |
| 158 base::CommandLine::Init(argc, argv); | |
| 159 | |
| 160 if (base::CommandLine::ForCurrentProcess()->HasSwitch(kHelpFlag)) { | |
| 161 PrintUsage(); | |
| 162 return 0; | |
| 163 } | |
| 164 | |
| 165 base::TimeTicks start_time(base::TimeTicks::Now()); | |
| 166 | |
| 167 TestTimeouts::Initialize(); | |
| 168 | |
| 169 base::MessageLoopForIO message_loop; | |
| 170 | |
| 171 IOSUnitTestPlatformDelegate platform_delegate; | |
| 172 if (!platform_delegate.Init()) { | |
| 173 fprintf(stderr, "Failed to intialize test launcher platform delegate.\n"); | |
| 174 fflush(stderr); | |
| 175 return 1; | |
| 176 } | |
| 177 base::UnitTestLauncherDelegate delegate(&platform_delegate, 0, false); | |
| 178 // Force one job since we can't run multiple simulators in parallel. | |
| 179 base::TestLauncher launcher(&delegate, 1); | |
| 180 bool success = launcher.Run(); | |
| 181 | |
| 182 fprintf(stdout, "Tests took %" PRId64 " seconds.\n", | |
| 183 (base::TimeTicks::Now() - start_time).InSeconds()); | |
| 184 fflush(stdout); | |
| 185 | |
| 186 return (success ? 0 : 1); | |
| 187 } | |
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