Run({{func_feed, Int32Tensor(3)}}, {{func_op, 0}, {func_op, 1}}, {3, 2});
  VerifyFDef(empty_, M({{"feed1_0"}, {"feed2_0"}}), M({{"feed2"}, {"feed1"}}),
             {{"feed1_0", "feed1"}, {"feed2_0", "feed2"}}, {});
}

TEST_F(CApiFunctionTest, ZeroOps_Permutation_OutputNames) {
  /*
   *                   |   |
   *                   \  /
   *                    \/
   *                    x

  TF_ColocateWith(desc_, feed1_);
  FinishAndVerify(desc_, {"loc:@feed1", "loc:@feed2"});
}

TEST_F(CApiColocationTest, Proto_ColocateWith) {
  SetViaProto(desc_, {"loc:@feed2"});
  TF_ColocateWith(desc_, feed1_);
  FinishAndVerify(desc_, {"loc:@feed1", "loc:@feed2"});
}

TEST_F(CApiColocationTest, ColocateWith_ColocateWith) {
  TF_ColocateWith(desc_, feed1_);