# define INSTANTIATE_TEST_CASE_P(prefix, test_case_name, generator, ...) \
  ::testing::internal::ParamGenerator<test_case_name::ParamType> \
      gtest_##prefix##test_case_name##_EvalGenerator_() { return generator; } \
  ::std::string gtest_##prefix##test_case_name##_EvalGenerateName_( \
      const ::testing::TestParamInfo<test_case_name::ParamType>& info) { \
    return ::testing::internal::GetParamNameGen<test_case_name::ParamType> \
        (__VA_ARGS__)(info); \
  } \
  int gtest_##prefix##test_case_name##_dummy_ GTEST_ATTRIBUTE_UNUSED_ = \
      ::testing::UnitTest::GetInstance()->parameterized_test_registry(). \
          GetTestCasePatternHolder<test_case_name>(\
              #test_case_name, \
              ::testing::internal::CodeLocation(\
                  __FILE__, __LINE__))->AddTestCaseInstantiation(\
                      #prefix, \
                      &gtest_##prefix##test_case_name##_EvalGenerator_, \
                      &gtest_##prefix##test_case_name##_EvalGenerateName_, \
                      __FILE__, __LINE__)

}  // namespace testing