old_contents: from __future__ import unicode_literals
  
  import json
  import sure  # noqa
  
  import moto.server as server
  from moto import mock_redshift
  
  '''
  Test the different server responses
  '''
  
  
  @mock_redshift
  def test_describe_clusters():
      backend = server.create_backend_app("redshift")
      test_client = backend.test_client()
  
      res = test_client.get('/?Action=DescribeClusters')
  
      json_data = json.loads(res.data.decode("utf-8"))
      clusters = json_data['DescribeClustersResponse'][
          'DescribeClustersResult']['Clusters']
      list(clusters).should.equal([])
  
new_contents: from __future__ import unicode_literals
  
  import json
  import sure  # noqa
  
  import moto.server as server
  from moto import mock_redshift
  
  '''
  Test the different server responses
  '''
  
  
  @mock_redshift
  def test_describe_clusters():
      backend = server.create_backend_app("redshift")
      test_client = backend.test_client()
  
      res = test_client.get('/?Action=DescribeClusters')
  
      result = res.data.decode("utf-8")
      result.should.contain("<DescribeClustersResponse><DescribeClustersResult><Clusters></Clusters></DescribeClustersResult")
  
subject: Fix redshift server to default to xml.