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[1.2.X]Converted m2m_signals from doctests to unittests. Thanks to Gr…

…egor Müllegger for the patch. We have always been at war with doctests. Backport of [14548].

git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.2.X@14549 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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1 parent 80946dc commit 8c7df2198acc6b81522bf0b89d348dbffd7dacce @alex alex committed Nov 12, 2010
Showing with 428 additions and 335 deletions.
  1. +1 −335 tests/modeltests/m2m_signals/models.py
  2. +427 −0 tests/modeltests/m2m_signals/tests.py
@@ -1,9 +1,6 @@
-"""
-Testing signals emitted on changing m2m relations.
-"""
-
from django.db import models
+
class Part(models.Model):
name = models.CharField(max_length=20)
@@ -37,334 +34,3 @@ class Meta:
def __unicode__(self):
return self.name
-
-def m2m_changed_test(signal, sender, **kwargs):
- print 'm2m_changed signal'
- print 'instance:', kwargs['instance']
- print 'action:', kwargs['action']
- print 'reverse:', kwargs['reverse']
- print 'model:', kwargs['model']
- if kwargs['pk_set']:
- print 'objects:',kwargs['model'].objects.filter(pk__in=kwargs['pk_set'])
-
-
-__test__ = {'API_TESTS':"""
-# Install a listener on one of the two m2m relations.
->>> models.signals.m2m_changed.connect(m2m_changed_test, Car.optional_parts.through)
-
-# Test the add, remove and clear methods on both sides of the
-# many-to-many relation
-
->>> c1 = Car.objects.create(name='VW')
->>> c2 = Car.objects.create(name='BMW')
->>> c3 = Car.objects.create(name='Toyota')
->>> p1 = Part.objects.create(name='Wheelset')
->>> p2 = Part.objects.create(name='Doors')
->>> p3 = Part.objects.create(name='Engine')
->>> p4 = Part.objects.create(name='Airbag')
->>> p5 = Part.objects.create(name='Sunroof')
-
-# adding a default part to our car - no signal listener installed
->>> c1.default_parts.add(p5)
-
-# Now install a listener
->>> models.signals.m2m_changed.connect(m2m_changed_test, Car.default_parts.through)
-
->>> c1.default_parts.add(p1, p2, p3)
-m2m_changed signal
-instance: VW
-action: pre_add
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Part'>
-objects: [<Part: Doors>, <Part: Engine>, <Part: Wheelset>]
-m2m_changed signal
-instance: VW
-action: post_add
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Part'>
-objects: [<Part: Doors>, <Part: Engine>, <Part: Wheelset>]
-
-# give the BMW and Toyata some doors as well
->>> p2.car_set.add(c2, c3)
-m2m_changed signal
-instance: Doors
-action: pre_add
-reverse: True
-model: <class 'modeltests.m2m_signals.models.Car'>
-objects: [<Car: BMW>, <Car: Toyota>]
-m2m_changed signal
-instance: Doors
-action: post_add
-reverse: True
-model: <class 'modeltests.m2m_signals.models.Car'>
-objects: [<Car: BMW>, <Car: Toyota>]
-
-# remove the engine from the VW and the airbag (which is not set but is returned)
->>> c1.default_parts.remove(p3, p4)
-m2m_changed signal
-instance: VW
-action: pre_remove
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Part'>
-objects: [<Part: Airbag>, <Part: Engine>]
-m2m_changed signal
-instance: VW
-action: post_remove
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Part'>
-objects: [<Part: Airbag>, <Part: Engine>]
-
-# give the VW some optional parts (second relation to same model)
->>> c1.optional_parts.add(p4,p5)
-m2m_changed signal
-instance: VW
-action: pre_add
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Part'>
-objects: [<Part: Airbag>, <Part: Sunroof>]
-m2m_changed signal
-instance: VW
-action: post_add
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Part'>
-objects: [<Part: Airbag>, <Part: Sunroof>]
-
-# add airbag to all the cars (even though the VW already has one)
->>> p4.cars_optional.add(c1, c2, c3)
-m2m_changed signal
-instance: Airbag
-action: pre_add
-reverse: True
-model: <class 'modeltests.m2m_signals.models.Car'>
-objects: [<Car: BMW>, <Car: Toyota>]
-m2m_changed signal
-instance: Airbag
-action: post_add
-reverse: True
-model: <class 'modeltests.m2m_signals.models.Car'>
-objects: [<Car: BMW>, <Car: Toyota>]
-
-# remove airbag from the VW (reverse relation with custom related_name)
->>> p4.cars_optional.remove(c1)
-m2m_changed signal
-instance: Airbag
-action: pre_remove
-reverse: True
-model: <class 'modeltests.m2m_signals.models.Car'>
-objects: [<Car: VW>]
-m2m_changed signal
-instance: Airbag
-action: post_remove
-reverse: True
-model: <class 'modeltests.m2m_signals.models.Car'>
-objects: [<Car: VW>]
-
-# clear all parts of the VW
->>> c1.default_parts.clear()
-m2m_changed signal
-instance: VW
-action: pre_clear
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Part'>
-m2m_changed signal
-instance: VW
-action: post_clear
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Part'>
-
-# take all the doors off of cars
->>> p2.car_set.clear()
-m2m_changed signal
-instance: Doors
-action: pre_clear
-reverse: True
-model: <class 'modeltests.m2m_signals.models.Car'>
-m2m_changed signal
-instance: Doors
-action: post_clear
-reverse: True
-model: <class 'modeltests.m2m_signals.models.Car'>
-
-# take all the airbags off of cars (clear reverse relation with custom related_name)
->>> p4.cars_optional.clear()
-m2m_changed signal
-instance: Airbag
-action: pre_clear
-reverse: True
-model: <class 'modeltests.m2m_signals.models.Car'>
-m2m_changed signal
-instance: Airbag
-action: post_clear
-reverse: True
-model: <class 'modeltests.m2m_signals.models.Car'>
-
-# alternative ways of setting relation:
-
->>> c1.default_parts.create(name='Windows')
-m2m_changed signal
-instance: VW
-action: pre_add
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Part'>
-objects: [<Part: Windows>]
-m2m_changed signal
-instance: VW
-action: post_add
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Part'>
-objects: [<Part: Windows>]
-<Part: Windows>
-
-# direct assignment clears the set first, then adds
->>> c1.default_parts = [p1,p2,p3]
-m2m_changed signal
-instance: VW
-action: pre_clear
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Part'>
-m2m_changed signal
-instance: VW
-action: post_clear
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Part'>
-m2m_changed signal
-instance: VW
-action: pre_add
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Part'>
-objects: [<Part: Doors>, <Part: Engine>, <Part: Wheelset>]
-m2m_changed signal
-instance: VW
-action: post_add
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Part'>
-objects: [<Part: Doors>, <Part: Engine>, <Part: Wheelset>]
-
-# Check that signals still work when model inheritance is involved
->>> c4 = SportsCar.objects.create(name='Bugatti', price='1000000')
->>> c4.default_parts = [p2]
-m2m_changed signal
-instance: Bugatti
-action: pre_clear
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Part'>
-m2m_changed signal
-instance: Bugatti
-action: post_clear
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Part'>
-m2m_changed signal
-instance: Bugatti
-action: pre_add
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Part'>
-objects: [<Part: Doors>]
-m2m_changed signal
-instance: Bugatti
-action: post_add
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Part'>
-objects: [<Part: Doors>]
-
->>> p3.car_set.add(c4)
-m2m_changed signal
-instance: Engine
-action: pre_add
-reverse: True
-model: <class 'modeltests.m2m_signals.models.Car'>
-objects: [<Car: Bugatti>]
-m2m_changed signal
-instance: Engine
-action: post_add
-reverse: True
-model: <class 'modeltests.m2m_signals.models.Car'>
-objects: [<Car: Bugatti>]
-
-# Now test m2m relations with self
->>> p1 = Person.objects.create(name='Alice')
->>> p2 = Person.objects.create(name='Bob')
->>> p3 = Person.objects.create(name='Chuck')
->>> p4 = Person.objects.create(name='Daisy')
-
->>> models.signals.m2m_changed.connect(m2m_changed_test, Person.fans.through)
->>> models.signals.m2m_changed.connect(m2m_changed_test, Person.friends.through)
-
->>> p1.friends = [p2, p3]
-m2m_changed signal
-instance: Alice
-action: pre_clear
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Person'>
-m2m_changed signal
-instance: Alice
-action: post_clear
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Person'>
-m2m_changed signal
-instance: Alice
-action: pre_add
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Person'>
-objects: [<Person: Bob>, <Person: Chuck>]
-m2m_changed signal
-instance: Alice
-action: post_add
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Person'>
-objects: [<Person: Bob>, <Person: Chuck>]
-
->>> p1.fans = [p4]
-m2m_changed signal
-instance: Alice
-action: pre_clear
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Person'>
-m2m_changed signal
-instance: Alice
-action: post_clear
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Person'>
-m2m_changed signal
-instance: Alice
-action: pre_add
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Person'>
-objects: [<Person: Daisy>]
-m2m_changed signal
-instance: Alice
-action: post_add
-reverse: False
-model: <class 'modeltests.m2m_signals.models.Person'>
-objects: [<Person: Daisy>]
-
->>> p3.idols = [p1,p2]
-m2m_changed signal
-instance: Chuck
-action: pre_clear
-reverse: True
-model: <class 'modeltests.m2m_signals.models.Person'>
-m2m_changed signal
-instance: Chuck
-action: post_clear
-reverse: True
-model: <class 'modeltests.m2m_signals.models.Person'>
-m2m_changed signal
-instance: Chuck
-action: pre_add
-reverse: True
-model: <class 'modeltests.m2m_signals.models.Person'>
-objects: [<Person: Alice>, <Person: Bob>]
-m2m_changed signal
-instance: Chuck
-action: post_add
-reverse: True
-model: <class 'modeltests.m2m_signals.models.Person'>
-objects: [<Person: Alice>, <Person: Bob>]
-
-# Cleanup - disconnect all signal handlers
->>> models.signals.m2m_changed.disconnect(m2m_changed_test, Car.default_parts.through)
->>> models.signals.m2m_changed.disconnect(m2m_changed_test, Car.optional_parts.through)
->>> models.signals.m2m_changed.disconnect(m2m_changed_test, Person.fans.through)
->>> models.signals.m2m_changed.disconnect(m2m_changed_test, Person.friends.through)
-
-"""}
Oops, something went wrong. Retry.

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