'Test IS_DYNAMIC_FIELDTYPE with valid field types'

def testPass(self):

    assertEqual = self.assertEqual
    requires = IS_DYNAMIC_FIELDTYPE()
    (value, error) = requires('boolean')
    assertEqual(value, 'boolean')
    assertEqual(error, None)
    (value, error) = requires('String')
    assertEqual(value, 'string')
    assertEqual(error, None)
    (value, error) = requires('    Integer    ')
    assertEqual(value, 'integer')
    assertEqual(error, None)
    (value, error) = requires('reference    org_organisation')
    assertEqual(value, 'reference    org_organisation')
    assertEqual(error, None)
