message: Make it possible to run tests in parallel: use different dirs per test
diff: @@ -332,7 +332,7 @@ TEST(PlatformFileSystemTest, WorkingDirs_NonIdeal) {
  std::error_code ec;
  const fs::path programPath = FileSystem::getProgramPath();
  const fs::path wsdir =
  - FileSystem::normalize(fs::path(testing::TempDir()) / "ws");
  + FileSystem::normalize(fs::path(testing::TempDir()) / "ws_nonideal");
  const fs::path testdir =
  wsdir / "tests" / "testname" / "subfolder_1" / "subfolder_2";
  @@ -442,7 +442,7 @@ TEST(PlatformFileSystemTest, WorkingDirs_Ideal) {
  std::error_code ec;
  const fs::path programPath = FileSystem::getProgramPath().string();
  const fs::path wsdir =
  - FileSystem::normalize(fs::path(testing::TempDir()) / "ws");
  + FileSystem::normalize(fs::path(testing::TempDir()) / "ws_ideal");
  const fs::path testdir =
  wsdir / "tests" / "testname" / "subfolder_1" / "subfolder_2";
  