old_contents: from nose.tools import *
  from mongoalchemy.fields import AutoIncrementField
  from test.util import known_failure, get_session
  from mongoalchemy.document import Document, Index, DocumentField, \
          MissingValueException, DocumentException, DictDoc, \
          document_type_registry
  
  
  def test_definition():
      # Make sure this doesn't raise any errors
      class DocDef(Document):
          a = AutoIncrementField()
  
      d = DocDef()
  
  
  def test_save():
      class Doc(Document):
          a = AutoIncrementField()
  
      d = Doc()
      s = get_session()
      s.insert(d)
  
  
  def test_first_increment():
      class DocOne(Document):
          a = AutoIncrementField()
  
      d = DocOne()
      s = get_session()
      s.insert(d)
  
      assert d.a == 1
  
  
  def test_no_increment():
      class Doc(Document):
          a = AutoIncrementField()
  
      d = Doc()
      d.a = -1
      s = get_session()
      s.insert(d)
  
      assert d.a == -1
  
  
  def test_increment_induction():
      class DocInc(Document):
          a = AutoIncrementField()
  
      d = DocInc()
      s = get_session()
      s.insert(d)
  
      assert d.a == 1
  
      d2 = DocInc()
      s.insert(d2)
  
      assert d2.a == 2
  
      d3 = DocInc()
      s.insert(d3)
  
      assert d3.a == 3
  
  
  def test_multi_field():
      class DocMulti(Document):
          a = AutoIncrementField()
          b = AutoIncrementField()
  
      d = DocMulti()
      s = get_session()
      s.insert(d)
      assert d.a == 1 and d.b == 1
  
      d = DocMulti()
      s.insert(d)
      assert d.a == 2 and d.b == 2
  
  
  
new_contents: from nose.tools import *
  from mongoalchemy.fields import AutoIncrementField
  from test.util import known_failure, get_session
  from mongoalchemy.document import Document, Index, DocumentField, \
          MissingValueException, DocumentException, DictDoc, \
          document_type_registry
  
  
  def test_definition():
      # Make sure this doesn't raise any errors
      class DocDef(Document):
          a = AutoIncrementField()
  
      d = DocDef()
  
  
  def test_save():
      class Doc(Document):
          a = AutoIncrementField()
  
      d = Doc()
      s = get_session()
      s.insert(d)
  
  
  def test_first_increment():
      class DocOne(Document):
          a = AutoIncrementField()
  
      d = DocOne()
      s = get_session()
      s.insert(d)
  
      assert d.a == 1
  
  
  def test_no_increment():
      class Doc(Document):
          a = AutoIncrementField()
  
      d = Doc()
      d.a = -1
      s = get_session()
      s.insert(d)
  
      assert d.a == -1
  
  
  def test_increment_induction():
      class DocInc(Document):
          a = AutoIncrementField()
  
      d = DocInc()
      s = get_session()
      s.insert(d)
  
      assert d.a == 1
  
      d2 = DocInc()
      s.insert(d2)
  
      assert d2.a == 2
  
      d3 = DocInc()
      s.insert(d3)
  
      assert d3.a == 3
  
  
  def test_multi_field():
      class DocMulti(Document):
          a = AutoIncrementField()
          b = AutoIncrementField()
  
      d = DocMulti()
      s = get_session()
      s.insert(d)
      assert d.a == 1 and d.b == 1
  
      d = DocMulti()
      s.insert(d)
      assert d.a == 2 and d.b == 2
  
  
  def test_with_db_field_any():
      class DocDBFieldAny(Document):
          a = AutoIncrementField(db_field='any')
  
      d = DocDBFieldAny()
      s = get_session()
      s.insert(d)
      assert d.a == 1
  
  
  def test_with_db_field_id():
      class DocDBFieldId(Document):
          a = AutoIncrementField(db_field='_id')
  
      d = DocDBFieldId()
      s = get_session()
      s.insert(d)
      assert d.a == 1
      assert d.mongo_id == 1
  
  
subject: Add new tests for AutoIncrementField.