text: import os
  from .base import SourceTestCase
  
  
  HOST = os.environ.get('MONGODB_HOST', 'localhost')
  PORT = os.environ.get('MONGODB_PORT', 27017)
  
  
  class TestCase(SourceTestCase):
      generator = 'mongodb'
      output_name = 'chinook_mongodb.json'
  
      def generate(self):
          client = self.module.Client(database='chinook', host=HOST, port=PORT)
          return client.generate()
  