|  | // Copyright 2015 The Chromium Authors. All rights reserved. | 
|  | // Use of this source code is governed by a BSD-style license that can be | 
|  | // found in the LICENSE file. | 
|  |  | 
|  | #include "base/test/launcher/unit_test_launcher.h" | 
|  |  | 
|  | #include "base/command_line.h" | 
|  | #include "base/files/file_util.h" | 
|  | #include "base/test/gtest_util.h" | 
|  | #include "base/test/gtest_xml_unittest_result_printer.h" | 
|  | #include "base/test/test_switches.h" | 
|  | #include "testing/gtest/include/gtest/gtest.h" | 
|  |  | 
|  | namespace base { | 
|  |  | 
|  | int LaunchUnitTests(int argc, | 
|  | char** argv, | 
|  | const RunTestSuiteCallback& run_test_suite) { | 
|  | CHECK(CommandLine::InitializedForCurrentProcess() || | 
|  | CommandLine::Init(argc, argv)); | 
|  | const CommandLine* command_line = CommandLine::ForCurrentProcess(); | 
|  | if (command_line->HasSwitch(switches::kTestLauncherListTests)) { | 
|  | // Dump all test list into a file. | 
|  | FilePath list_path( | 
|  | command_line->GetSwitchValuePath(switches::kTestLauncherListTests)); | 
|  | if (!WriteCompiledInTestsToFile(list_path)) { | 
|  | LOG(ERROR) << "Failed to write list of tests."; | 
|  | return 1; | 
|  | } | 
|  |  | 
|  | // Successfully done. | 
|  | return 0; | 
|  | } | 
|  |  | 
|  | // Register XML output printer, if --test-launcher-output flag is set. | 
|  | if (command_line->HasSwitch(switches::kTestLauncherOutput)) { | 
|  | FilePath output_path = command_line->GetSwitchValuePath( | 
|  | switches::kTestLauncherOutput); | 
|  | if (PathExists(output_path)) { | 
|  | LOG(WARNING) << "Test launcher output path exists. Do not override"; | 
|  | } else { | 
|  | XmlUnitTestResultPrinter* printer = new XmlUnitTestResultPrinter; | 
|  | CHECK(printer->Initialize(output_path)); | 
|  | testing::UnitTest::GetInstance()->listeners().Append(printer); | 
|  | } | 
|  | } | 
|  |  | 
|  | return run_test_suite.Run(); | 
|  | } | 
|  |  | 
|  | }  // namespace base |