Ross Lawley 6f29d12386 Changed the inheritance model to remove types
The inheritance model has changed, we no longer need to store an array of
`types` with the model we can just use the classname in `_cls`.

See the upgrade docs for information on how to upgrade
MongoEngine/mongoengine#148
2012-10-15 13:48:02 +00:00

105 lines
3.1 KiB
Python

"""
This test has been put into a module. This is because it tests warnings that
only get triggered on first hit. This way we can ensure its imported into the
top level and called first by the test suite.
"""
import unittest
import warnings
from mongoengine import *
__all__ = ('AllWarnings', )
class AllWarnings(unittest.TestCase):
def setUp(self):
conn = connect(db='mongoenginetest')
self.warning_list = []
self.showwarning_default = warnings.showwarning
warnings.showwarning = self.append_to_warning_list
def append_to_warning_list(self, message, category, *args):
self.warning_list.append({"message": message,
"category": category})
def tearDown(self):
# restore default handling of warnings
warnings.showwarning = self.showwarning_default
def test_allow_inheritance_future_warning(self):
"""Add FutureWarning for future allow_inhertiance default change.
"""
class SimpleBase(Document):
a = IntField()
class InheritedClass(SimpleBase):
b = IntField()
InheritedClass()
self.assertEqual(len(self.warning_list), 1)
warning = self.warning_list[0]
self.assertEqual(FutureWarning, warning["category"])
self.assertTrue("InheritedClass" in str(warning["message"]))
def test_dbref_reference_field_future_warning(self):
class Person(Document):
name = StringField()
parent = ReferenceField('self')
Person.drop_collection()
p1 = Person()
p1.parent = None
p1.save()
p2 = Person(name="Wilson Jr")
p2.parent = p1
p2.save(cascade=False)
self.assertEqual(len(self.warning_list), 1)
warning = self.warning_list[0]
self.assertEqual(FutureWarning, warning["category"])
self.assertTrue("ReferenceFields will default to using ObjectId"
in str(warning["message"]))
def test_document_save_cascade_future_warning(self):
class Person(Document):
name = StringField()
parent = ReferenceField('self')
Person.drop_collection()
p1 = Person(name="Wilson Snr")
p1.parent = None
p1.save()
p2 = Person(name="Wilson Jr")
p2.parent = p1
p2.parent.name = "Poppa Wilson"
p2.save()
self.assertEqual(len(self.warning_list), 1)
warning = self.warning_list[0]
self.assertEqual(FutureWarning, warning["category"])
self.assertTrue("Cascading saves will default to off in 0.8"
in str(warning["message"]))
def test_document_collection_syntax_warning(self):
class NonAbstractBase(Document):
pass
class InheritedDocumentFailTest(NonAbstractBase):
meta = {'collection': 'fail'}
warning = self.warning_list[0]
self.assertEqual(SyntaxWarning, warning["category"])
self.assertEqual('non_abstract_base',
InheritedDocumentFailTest._get_collection_name())