TYPED_TEST(MultiProtocolTest, EmptyUnionWithRef) {
  EXPECT_COMPATIBLE_PROTOCOL(
      UnionWithRef(), tablebased::UnionWithRef(), TypeParam);
}
TYPED_TEST(MultiProtocolTest, EmptyUnionWithRef) {
  EXPECT_COMPATIBLE_PROTOCOL(
      UnionWithRef(), tablebased::UnionWithRef(), TypeParam);
}