third-party/unittest/UnitTestMain/TestMain.cpp

   1 //===--- utils/unittest/UnitTestMain/TestMain.cpp - unittest driver -------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "llvm/Support/CommandLine.h"
  10 #include "llvm/Support/Signals.h"
  11 #include "gmock/gmock.h"
  12 #include "gtest/gtest.h"
  13 #include <stdlib.h>
  14
  15 #if defined(_WIN32)
  16 # include <windows.h>
  17 # if defined(_MSC_VER)
  18 #   include <crtdbg.h>
  19 # endif
  20 #endif
  21
  22 const char *TestMainArgv0;
  23
  24 int main(int argc, char **argv) {
  25   // Skip setting up signal handlers for tests that need to test things without
  26   // them configured.
  27   if (!getenv("LLVM_PROGRAM_TEST_NO_STACKTRACE_HANDLER")) {
  28     llvm::sys::PrintStackTraceOnErrorSignal(argv[0],
  29                                             true /* Disable crash reporting */);
  30   }
  31
  32   // Initialize both gmock and gtest.
  33   testing::InitGoogleMock(&argc, argv);
  34
  35   llvm::cl::ParseCommandLineOptions(argc, argv);
  36
  37   // Make it easy for a test to re-execute itself by saving argv[0].
  38   TestMainArgv0 = argv[0];
  39
  40 # if defined(_WIN32)
  41   // Disable all of the possible ways Windows conspires to make automated
  42   // testing impossible.
  43   ::SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOGPFAULTERRORBOX);
  44 #   if defined(_MSC_VER)
  45     ::_set_error_mode(_OUT_TO_STDERR);
  46     _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG);
  47     _CrtSetReportFile(_CRT_WARN, _CRTDBG_FILE_STDERR);
  48     _CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG);
  49     _CrtSetReportFile(_CRT_ERROR, _CRTDBG_FILE_STDERR);
  50     _CrtSetReportMode(_CRT_ASSERT, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG);
  51     _CrtSetReportFile(_CRT_ASSERT, _CRTDBG_FILE_STDERR);
  52 #   endif
  53 # endif
  54
  55   return RUN_ALL_TESTS();
  56 }