TF_Operation* oper, const char* attr_name, void** values, size_t* lengths,
    int max_values, void* storage, size_t storage_size, TF_Status* status);

TF_CAPI_EXPORT extern void TF_OperationGetAttrInt(TF_Operation* oper,
                                                  const char* attr_name,
                                                  int64_t* value,

  auto oper = TF_FinishOperation(desc, s_);
  ASSERT_EQ(TF_OK, TF_GetCode(s_)) << TF_Message(s_);
  EXPECT_TF_META("v", -1, TF_ATTR_INT, -1);

  int64_t value;
  TF_OperationGetAttrInt(oper, "v", &value, s_);
  EXPECT_EQ(TF_OK, TF_GetCode(s_)) << TF_Message(s_);
  EXPECT_EQ(31415, value);
}

TEST_F(CApiAttributesTest, IntList) {
  const int64_t list[] = {1, 2, 3, 4};