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

TEST_F(CApiColocationTest, ColocateWith_StringList) {
  TF_ColocateWith(desc_, feed1_);
  SetViaStringList(desc_, {"loc:@feed2"});
  FinishAndVerify(desc_, {"loc:@feed2"});
}

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

//
// Very similar to TF_OperationDescription with some differences:
// (1) TF_Output or TFE_TensorHandle* as arguments to TF_AddInput,
//     TF_AddInputList
// (2) TF_ColocateWith, TF_AddControlInput etc. do not make sense.
// (3) Implementation detail: Avoid use of NodeBuilder/NodeDefBuilder since
//     the additional sanity checks there seem unnecessary;
typedef struct TFE_Op TFE_Op;

// is placed.
//
// Use of this is discouraged since the implementation of device placement is
// subject to change. Primarily intended for internal libraries
TF_CAPI_EXPORT extern void TF_ColocateWith(TF_OperationDescription* desc,
                                           TF_Operation* op);

// Call some TF_SetAttr*() function for every attr that is not

  }
  desc->node_builder.Input(input_list);
}

void TF_AddControlInput(TF_OperationDescription* desc, TF_Operation* input) {
  desc->node_builder.ControlInput(&input->node);
}

void TF_ColocateWith(TF_OperationDescription* desc, TF_Operation* op) {
  desc->colocation_constraints.emplace(
      StrCat(tensorflow::kColocationGroupPrefix, op->node.name()));
}