int num_retvals = 1;
  TFE_Execute(func, &retvals[0], &num_retvals, status);

  if (inject_error) {
    ASSERT_EQ(TF_INTERNAL, TF_GetCode(status)) << TF_Message(status);
  } else {
    ASSERT_EQ(TF_OK, TF_GetCode(status)) << TF_Message(status);
    ASSERT_EQ(1, num_retvals);
    TF_Tensor* t = TFE_TensorHandleResolve(retvals[0], status);
    ASSERT_EQ(TF_OK, TF_GetCode(status)) << TF_Message(status);