text: # Copyright 2021 Kotaro Terada
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  import pytest
  
  from sawatabi.model import AbstractModel
  
  ################################
  # Abstract Model
  ################################
  
  
  @pytest.mark.parametrize("mtype", ["ising", "qubo"])
  def test_abstract_model_constructor(mtype):
      model = AbstractModel(mtype=mtype)
      assert model.get_mtype() == mtype
      assert model._mtype == mtype
  
  
  ################################
  # Built-in functions
  ################################
  
  
  def test_abstract_model_builtin():
      model = AbstractModel(mtype="ising")
  
      with pytest.raises(NotImplementedError):
          model.__repr__()
  
      with pytest.raises(NotImplementedError):
          model.__str__()
  