old_contents: from tests.acceptance.base_acceptance_test import BaseAcceptanceTest
  from scalymongo import Document
  
  
  class IndexTestDocument(Document):
      structure = {
          'number': int,
          'name': unicode,
          'descending': int,
          'ascending': int,
      }
      indexes = [
          {'fields': 'number'},
          {'fields': 'name', 'unique': True},
          {'fields': [('descending', -1), ('ascending', 1)]}
      ]
      __database__ = 'test'
      __collection__ = 'IndexTestDocument'
  
  
  class TestEnsureIndex(BaseAcceptanceTest):
  
      @classmethod
      def setup_class(cls):
          BaseAcceptanceTest.setup_class()
          cls.connected_document = cls.connection.models.IndexTestDocument
          cls.connected_document.collection.drop()
  
          cls.connected_document.ensure_indexes()
  
          cls.indexes = cls.connected_document.collection.index_information()
  
      def should_create_index_on_number(self):
          assert self.indexes['number_1'] == {
              'key': [('number', 1)],
              'unique': False,
              'v': 0,
          }
  
      def should_create_unique_index_on_name(self):
          assert self.indexes['name_1'] == {
              'key': [('name', 1)],
              'unique': True,
              'v': 0,
          }
  
      def should_create_descending_ascending_index(self):
          assert self.indexes['descending_-1_ascending_1'] == {
              'key': [('descending', -1), ('ascending', 1)],
              'unique': False,
              'v': 0,
          }
  
new_contents: from tests.acceptance.base_acceptance_test import BaseAcceptanceTest
  from scalymongo import Document
  
  
  class IndexTestDocument(Document):
      structure = {
          'number': int,
          'name': unicode,
          'descending': int,
          'ascending': int,
      }
      indexes = [
          {'fields': 'number'},
          {'fields': 'name', 'unique': True},
          {'fields': [('descending', -1), ('ascending', 1)]}
      ]
      __database__ = 'test'
      __collection__ = 'IndexTestDocument'
  
  
  class TestEnsureIndex(BaseAcceptanceTest):
  
      @classmethod
      def setup_class(cls):
          BaseAcceptanceTest.setup_class()
          cls.connected_document = cls.connection.models.IndexTestDocument
          cls.connected_document.collection.drop()
  
          cls.connected_document.ensure_indexes()
  
          cls.indexes = cls.connected_document.collection.index_information()
  
      def should_create_index_on_number(self):
          index = self.indexes['number_1']
          assert index['key'] == [('number', 1)]
          assert index.get('unique', False) is False
  
      def should_create_unique_index_on_name(self):
          index = self.indexes['name_1']
          assert index['key'] == [('name', 1)]
          assert index['unique'] is True
  
      def should_create_descending_ascending_index(self):
          index = self.indexes['descending_-1_ascending_1']
          assert index['key'] == [('descending', -1), ('ascending', 1)]
          assert index.get('unique', False) is False
  
subject: Fix acceptance test for MongoDB 2.0