Scope root = Scope::NewRootScope();
  const auto names1 = LinearOp(root);

  EXPECT_EQ(names1[0], "linear/mul");
  EXPECT_EQ(names1[1], "linear/bias_add");
  EXPECT_EQ(names1[2], "linear/c1");
  EXPECT_EQ(names1[3], "linear/mul_1");
  EXPECT_EQ(names1[4], "linear");

  EXPECT_EQ(root.GetUniqueNameForOp("linear"), "linear_1");

  const auto names2 = LinearOp(root);

  EXPECT_EQ(names2[0], "linear_2/mul");