old_contents: from sqlalchemy import create_engine
  from sqlalchemy.orm import sessionmaker
  
  import mgi
  import mgi.load
  import mgi.models
  
  def test_mgi_load():
      engine = create_engine('sqlite://')
      metadata = mgi.models.Base.metadata
      metadata.bind = engine
      metadata.create_all()
      sessionmaker_ = sessionmaker(engine)
      _testinput = 'tests/data/'
  
      nr_entries = mgi.load.load(_testinput, sessionmaker_)
      session = sessionmaker_ ()
      loaded = session.query(mgi.models.Entry).count()
  
      assert nr_entries == 15
      assert loaded == nr_entries
      # MGI:1915545 is in the file but does not have a cellular component
      assert not session.query(mgi.models.Entry).filter(mgi.models.Entry.mgi_id == 'MGI:1915545').count()
  
  
new_contents: from sqlalchemy import create_engine
  from sqlalchemy.orm import sessionmaker
  from sqlalchemy import and_
  
  import mgi
  import mgi.load
  import mgi.models
  from translations.models import Translation
  
  def test_mgi_load():
      engine = create_engine('sqlite://')
      metadata = mgi.models.Base.metadata
      metadata.bind = engine
      metadata.create_all()
      sessionmaker_ = sessionmaker(engine)
      _testinput = 'tests/data/'
  
      nr_entries = mgi.load.load(_testinput, sessionmaker_)
      session = sessionmaker_ ()
      loaded = session.query(mgi.models.Entry).count()
  
      assert nr_entries == 15
      assert loaded == nr_entries
      # MGI:1915545 is in the file but does not have a cellular component
      assert not session.query(mgi.models.Entry).filter(mgi.models.Entry.mgi_id == 'MGI:1915545').count()
  
      assert session.query(Translation).filter(
                          and_(Translation.input_namespace == 'ensembl:gene_id',
                              Translation.input_name == 'ENSMUSG00000026004',
                              Translation.output_namespace ==  'mgi')).count()
  
  
  
subject: Test MGI translation loading too.