648 lines
30 KiB
Python
648 lines
30 KiB
Python
# -*- coding: utf-8 -*-
|
|
""" Test Cases
|
|
Please see README.rst or DOCS.rst or http://chrisglass.github.com/django_polymorphic/
|
|
"""
|
|
import uuid
|
|
import re
|
|
|
|
from django.test import TestCase
|
|
from django.db.models import Q,Count
|
|
from django.db import models
|
|
from django.contrib.contenttypes.models import ContentType
|
|
|
|
from polymorphic import PolymorphicModel, PolymorphicManager
|
|
from polymorphic import ShowFieldContent, ShowFieldType, ShowFieldTypeAndContent
|
|
from polymorphic.tools_for_tests import UUIDField
|
|
|
|
|
|
class PlainA(models.Model):
|
|
field1 = models.CharField(max_length=10)
|
|
class PlainB(PlainA):
|
|
field2 = models.CharField(max_length=10)
|
|
class PlainC(PlainB):
|
|
field3 = models.CharField(max_length=10)
|
|
|
|
class Model2A(ShowFieldType, PolymorphicModel):
|
|
field1 = models.CharField(max_length=10)
|
|
class Model2B(Model2A):
|
|
field2 = models.CharField(max_length=10)
|
|
class Model2C(Model2B):
|
|
field3 = models.CharField(max_length=10)
|
|
class Model2D(Model2C):
|
|
field4 = models.CharField(max_length=10)
|
|
|
|
class ModelExtraA(ShowFieldTypeAndContent, PolymorphicModel):
|
|
field1 = models.CharField(max_length=10)
|
|
class ModelExtraB(ModelExtraA):
|
|
field2 = models.CharField(max_length=10)
|
|
class ModelExtraC(ModelExtraB):
|
|
field3 = models.CharField(max_length=10)
|
|
class ModelExtraExternal(models.Model):
|
|
topic = models.CharField(max_length=10)
|
|
|
|
class ModelShow1(ShowFieldType,PolymorphicModel):
|
|
field1 = models.CharField(max_length=10)
|
|
m2m = models.ManyToManyField('self')
|
|
class ModelShow2(ShowFieldContent, PolymorphicModel):
|
|
field1 = models.CharField(max_length=10)
|
|
m2m = models.ManyToManyField('self')
|
|
class ModelShow3(ShowFieldTypeAndContent, PolymorphicModel):
|
|
field1 = models.CharField(max_length=10)
|
|
m2m = models.ManyToManyField('self')
|
|
|
|
class ModelShow1_plain(PolymorphicModel):
|
|
field1 = models.CharField(max_length=10)
|
|
class ModelShow2_plain(ModelShow1_plain):
|
|
field2 = models.CharField(max_length=10)
|
|
|
|
|
|
class Base(ShowFieldType, PolymorphicModel):
|
|
field_b = models.CharField(max_length=10)
|
|
class ModelX(Base):
|
|
field_x = models.CharField(max_length=10)
|
|
class ModelY(Base):
|
|
field_y = models.CharField(max_length=10)
|
|
|
|
class Enhance_Plain(models.Model):
|
|
field_p = models.CharField(max_length=10)
|
|
class Enhance_Base(ShowFieldTypeAndContent, PolymorphicModel):
|
|
field_b = models.CharField(max_length=10)
|
|
class Enhance_Inherit(Enhance_Base, Enhance_Plain):
|
|
field_i = models.CharField(max_length=10)
|
|
|
|
class DiamondBase(models.Model):
|
|
field_b = models.CharField(max_length=10)
|
|
class DiamondX(DiamondBase):
|
|
field_x = models.CharField(max_length=10)
|
|
class DiamondY(DiamondBase):
|
|
field_y = models.CharField(max_length=10)
|
|
class DiamondXY(DiamondX, DiamondY):
|
|
pass
|
|
|
|
class RelationBase(ShowFieldTypeAndContent, PolymorphicModel):
|
|
field_base = models.CharField(max_length=10)
|
|
fk = models.ForeignKey('self', null=True)
|
|
m2m = models.ManyToManyField('self')
|
|
class RelationA(RelationBase):
|
|
field_a = models.CharField(max_length=10)
|
|
class RelationB(RelationBase):
|
|
field_b = models.CharField(max_length=10)
|
|
class RelationBC(RelationB):
|
|
field_c = models.CharField(max_length=10)
|
|
|
|
class RelatingModel(models.Model):
|
|
many2many = models.ManyToManyField(Model2A)
|
|
|
|
class One2OneRelatingModel(PolymorphicModel):
|
|
one2one = models.OneToOneField(Model2A)
|
|
field1 = models.CharField(max_length=10)
|
|
|
|
class One2OneRelatingModelDerived(One2OneRelatingModel):
|
|
field2 = models.CharField(max_length=10)
|
|
|
|
class MyManager(PolymorphicManager):
|
|
def get_query_set(self):
|
|
return super(MyManager, self).get_query_set().order_by('-field1')
|
|
class ModelWithMyManager(ShowFieldTypeAndContent, Model2A):
|
|
objects = MyManager()
|
|
field4 = models.CharField(max_length=10)
|
|
|
|
class MROBase1(ShowFieldType, PolymorphicModel):
|
|
objects = MyManager()
|
|
field1 = models.CharField(max_length=10) # needed as MyManager uses it
|
|
class MROBase2(MROBase1):
|
|
pass # Django vanilla inheritance does not inherit MyManager as _default_manager here
|
|
class MROBase3(models.Model):
|
|
objects = PolymorphicManager()
|
|
class MRODerived(MROBase2, MROBase3):
|
|
pass
|
|
|
|
class MgrInheritA(models.Model):
|
|
mgrA = models.Manager()
|
|
mgrA2 = models.Manager()
|
|
field1 = models.CharField(max_length=10)
|
|
class MgrInheritB(MgrInheritA):
|
|
mgrB = models.Manager()
|
|
field2 = models.CharField(max_length=10)
|
|
class MgrInheritC(ShowFieldTypeAndContent, MgrInheritB):
|
|
pass
|
|
|
|
class BlogBase(ShowFieldTypeAndContent, PolymorphicModel):
|
|
name = models.CharField(max_length=10)
|
|
class BlogA(BlogBase):
|
|
info = models.CharField(max_length=10)
|
|
class BlogB(BlogBase):
|
|
pass
|
|
class BlogEntry(ShowFieldTypeAndContent, PolymorphicModel):
|
|
blog = models.ForeignKey(BlogA)
|
|
text = models.CharField(max_length=10)
|
|
|
|
class BlogEntry_limit_choices_to(ShowFieldTypeAndContent, PolymorphicModel):
|
|
blog = models.ForeignKey(BlogBase)
|
|
text = models.CharField(max_length=10)
|
|
|
|
class ModelFieldNameTest(ShowFieldType, PolymorphicModel):
|
|
modelfieldnametest = models.CharField(max_length=10)
|
|
|
|
class InitTestModel(ShowFieldType, PolymorphicModel):
|
|
bar = models.CharField(max_length=100)
|
|
def __init__(self, *args, **kwargs):
|
|
kwargs['bar'] = self.x()
|
|
super(InitTestModel, self).__init__(*args, **kwargs)
|
|
class InitTestModelSubclass(InitTestModel):
|
|
def x(self):
|
|
return 'XYZ'
|
|
|
|
# models from github issue
|
|
class Top(PolymorphicModel):
|
|
name = models.CharField(max_length=50)
|
|
class Middle(Top):
|
|
description = models.TextField()
|
|
class Bottom(Middle):
|
|
author = models.CharField(max_length=50)
|
|
|
|
|
|
class UUIDProject(ShowFieldTypeAndContent, PolymorphicModel):
|
|
uuid_primary_key = UUIDField(primary_key = True)
|
|
topic = models.CharField(max_length = 30)
|
|
class UUIDArtProject(UUIDProject):
|
|
artist = models.CharField(max_length = 30)
|
|
class UUIDResearchProject(UUIDProject):
|
|
supervisor = models.CharField(max_length = 30)
|
|
|
|
class UUIDPlainA(models.Model):
|
|
uuid_primary_key = UUIDField(primary_key = True)
|
|
field1 = models.CharField(max_length=10)
|
|
class UUIDPlainB(UUIDPlainA):
|
|
field2 = models.CharField(max_length=10)
|
|
class UUIDPlainC(UUIDPlainB):
|
|
field3 = models.CharField(max_length=10)
|
|
|
|
|
|
# test bad field name
|
|
#class TestBadFieldModel(ShowFieldType, PolymorphicModel):
|
|
# instance_of = models.CharField(max_length=10)
|
|
|
|
# validation error: "polymorphic.relatednameclash: Accessor for field 'polymorphic_ctype' clashes
|
|
# with related field 'ContentType.relatednameclash_set'." (reported by Andrew Ingram)
|
|
# fixed with related_name
|
|
class RelatedNameClash(ShowFieldType, PolymorphicModel):
|
|
ctype = models.ForeignKey(ContentType, null=True, editable=False)
|
|
|
|
|
|
class PolymorphicTests(TestCase):
|
|
"""
|
|
The test suite
|
|
"""
|
|
|
|
def test_diamond_inheritance(self):
|
|
# Django diamond problem
|
|
o1 = DiamondXY.objects.create(field_b='b', field_x='x', field_y='y')
|
|
o2 = DiamondXY.objects.get()
|
|
|
|
if o2.field_b != 'b':
|
|
print
|
|
print '# known django model inheritance diamond problem detected'
|
|
print 'DiamondXY fields 1: field_b "{0}", field_x "{1}", field_y "{2}"'.format(o1.field_b, o1.field_x, o1.field_y)
|
|
print 'DiamondXY fields 2: field_b "{0}", field_x "{1}", field_y "{2}"'.format(o2.field_b, o2.field_x, o2.field_y)
|
|
|
|
|
|
def test_annotate_aggregate_order(self):
|
|
# create a blog of type BlogA
|
|
# create two blog entries in BlogA
|
|
# create some blogs of type BlogB to make the BlogBase table data really polymorphic
|
|
blog = BlogA.objects.create(name='B1', info='i1')
|
|
blog.blogentry_set.create(text='bla')
|
|
BlogEntry.objects.create(blog=blog, text='bla2')
|
|
BlogB.objects.create(name='Bb1')
|
|
BlogB.objects.create(name='Bb2')
|
|
BlogB.objects.create(name='Bb3')
|
|
|
|
qs = BlogBase.objects.annotate(entrycount=Count('BlogA___blogentry'))
|
|
self.assertEqual(len(qs), 4)
|
|
|
|
for o in qs:
|
|
if o.name == 'B1':
|
|
self.assertEqual(o.entrycount, 2)
|
|
else:
|
|
self.assertEqual(o.entrycount, 0)
|
|
|
|
x = BlogBase.objects.aggregate(entrycount=Count('BlogA___blogentry'))
|
|
self.assertEqual(x['entrycount'], 2)
|
|
|
|
# create some more blogs for next test
|
|
BlogA.objects.create(name='B2', info='i2')
|
|
BlogA.objects.create(name='B3', info='i3')
|
|
BlogA.objects.create(name='B4', info='i4')
|
|
BlogA.objects.create(name='B5', info='i5')
|
|
|
|
# test ordering for field in all entries
|
|
expected = '''
|
|
[ <BlogB: id 4, name (CharField) "Bb3">,
|
|
<BlogB: id 3, name (CharField) "Bb2">,
|
|
<BlogB: id 2, name (CharField) "Bb1">,
|
|
<BlogA: id 8, name (CharField) "B5", info (CharField) "i5">,
|
|
<BlogA: id 7, name (CharField) "B4", info (CharField) "i4">,
|
|
<BlogA: id 6, name (CharField) "B3", info (CharField) "i3">,
|
|
<BlogA: id 5, name (CharField) "B2", info (CharField) "i2">,
|
|
<BlogA: id 1, name (CharField) "B1", info (CharField) "i1"> ]'''
|
|
x = '\n' + repr(BlogBase.objects.order_by('-name'))
|
|
self.assertEqual(x, expected)
|
|
|
|
# test ordering for field in one subclass only
|
|
# MySQL and SQLite return this order
|
|
expected1='''
|
|
[ <BlogA: id 8, name (CharField) "B5", info (CharField) "i5">,
|
|
<BlogA: id 7, name (CharField) "B4", info (CharField) "i4">,
|
|
<BlogA: id 6, name (CharField) "B3", info (CharField) "i3">,
|
|
<BlogA: id 5, name (CharField) "B2", info (CharField) "i2">,
|
|
<BlogA: id 1, name (CharField) "B1", info (CharField) "i1">,
|
|
<BlogB: id 2, name (CharField) "Bb1">,
|
|
<BlogB: id 3, name (CharField) "Bb2">,
|
|
<BlogB: id 4, name (CharField) "Bb3"> ]'''
|
|
|
|
# PostgreSQL returns this order
|
|
expected2='''
|
|
[ <BlogB: id 2, name (CharField) "Bb1">,
|
|
<BlogB: id 3, name (CharField) "Bb2">,
|
|
<BlogB: id 4, name (CharField) "Bb3">,
|
|
<BlogA: id 8, name (CharField) "B5", info (CharField) "i5">,
|
|
<BlogA: id 7, name (CharField) "B4", info (CharField) "i4">,
|
|
<BlogA: id 6, name (CharField) "B3", info (CharField) "i3">,
|
|
<BlogA: id 5, name (CharField) "B2", info (CharField) "i2">,
|
|
<BlogA: id 1, name (CharField) "B1", info (CharField) "i1"> ]'''
|
|
|
|
x = '\n' + repr(BlogBase.objects.order_by('-BlogA___info'))
|
|
self.assertTrue(x == expected1 or x == expected2)
|
|
|
|
|
|
def test_limit_choices_to(self):
|
|
"""
|
|
this is not really a testcase, as limit_choices_to only affects the Django admin
|
|
"""
|
|
# create a blog of type BlogA
|
|
blog_a = BlogA.objects.create(name='aa', info='aa')
|
|
blog_b = BlogB.objects.create(name='bb')
|
|
# create two blog entries
|
|
entry1 = BlogEntry_limit_choices_to.objects.create(blog=blog_b, text='bla2')
|
|
entry2 = BlogEntry_limit_choices_to.objects.create(blog=blog_b, text='bla2')
|
|
|
|
|
|
def test_primary_key_custom_field_problem(self):
|
|
"""
|
|
object retrieval problem occuring with some custom primary key fields (UUIDField as test case)
|
|
"""
|
|
UUIDProject.objects.create(topic="John's gathering")
|
|
UUIDArtProject.objects.create(topic="Sculpting with Tim", artist="T. Turner")
|
|
UUIDResearchProject.objects.create(topic="Swallow Aerodynamics", supervisor="Dr. Winter")
|
|
|
|
qs = UUIDProject.objects.all()
|
|
ol = list(qs)
|
|
a = qs[0]
|
|
b = qs[1]
|
|
c = qs[2]
|
|
self.assertEqual(len(qs), 3)
|
|
self.assertIsInstance(a.uuid_primary_key, uuid.UUID)
|
|
self.assertIsInstance(a.pk, uuid.UUID)
|
|
|
|
res = re.sub(' "(.*?)..", topic',', topic', repr(res))
|
|
res_exp = """[ <UUIDProject: uuid_primary_key (UUIDField/pk), topic (CharField) "John's gathering">,
|
|
<UUIDArtProject: uuid_primary_key (UUIDField/pk), topic (CharField) "Sculpting with Tim", artist (CharField) "T. Turner">,
|
|
<UUIDResearchProject: uuid_primary_key (UUIDField/pk), topic (CharField) "Swallow Aerodynamics", supervisor (CharField) "Dr. Winter"> ]"""
|
|
self.assertEqual(res, res_exp)
|
|
#if (a.pk!= uuid.UUID or c.pk!= uuid.UUID):
|
|
# print
|
|
# print '# known inconstency with custom primary key field detected (django problem?)'
|
|
|
|
a = UUIDPlainA.objects.create(field1='A1')
|
|
b = UUIDPlainB.objects.create(field1='B1', field2='B2')
|
|
c = UUIDPlainC.objects.create(field1='C1', field2='C2', field3='C3')
|
|
qs = UUIDPlainA.objects.all()
|
|
if a.pk!= uuid.UUID or c.pk!= uuid.UUID:
|
|
print
|
|
print '# known type inconstency with custom primary key field detected (django problem?)'
|
|
|
|
|
|
def create_model2abcd(self):
|
|
"""
|
|
Create the chain of objects of Model2,
|
|
this is reused in various tests.
|
|
"""
|
|
Model2A.objects.create(field1='A1')
|
|
Model2B.objects.create(field1='B1', field2='B2')
|
|
Model2C.objects.create(field1='C1', field2='C2', field3='C3')
|
|
Model2D.objects.create(field1='D1', field2='D2', field3='D3', field4='D4')
|
|
|
|
|
|
def test_simple_inheritance(self):
|
|
self.create_model2abcd()
|
|
|
|
objects = list(Model2A.objects.all())
|
|
self.assertEqual(repr(objects[0]), '<Model2A: id 1, field1 (CharField)>')
|
|
self.assertEqual(repr(objects[1]), '<Model2B: id 2, field1 (CharField), field2 (CharField)>')
|
|
self.assertEqual(repr(objects[2]), '<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>')
|
|
self.assertEqual(repr(objects[3]), '<Model2D: id 4, field1 (CharField), field2 (CharField), field3 (CharField), field4 (CharField)>')
|
|
|
|
|
|
def test_manual_get_real_instance(self):
|
|
self.create_model2abcd()
|
|
|
|
o = Model2A.objects.non_polymorphic().get(field1='C1')
|
|
self.assertEqual(repr(o.get_real_instance()), '<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>')
|
|
|
|
|
|
def test_non_polymorphic(self):
|
|
self.create_model2abcd()
|
|
|
|
objects = list(Model2A.objects.all().non_polymorphic())
|
|
self.assertEqual(repr(objects[0]), '<Model2A: id 1, field1 (CharField)>')
|
|
self.assertEqual(repr(objects[1]), '<Model2A: id 2, field1 (CharField)>')
|
|
self.assertEqual(repr(objects[2]), '<Model2A: id 3, field1 (CharField)>')
|
|
self.assertEqual(repr(objects[3]), '<Model2A: id 4, field1 (CharField)>')
|
|
|
|
|
|
def test_get_real_instances(self):
|
|
self.create_model2abcd()
|
|
qs = Model2A.objects.all().non_polymorphic()
|
|
|
|
# from queryset
|
|
objects = qs.get_real_instances()
|
|
self.assertEqual(repr(objects[0]), '<Model2A: id 1, field1 (CharField)>')
|
|
self.assertEqual(repr(objects[1]), '<Model2B: id 2, field1 (CharField), field2 (CharField)>')
|
|
self.assertEqual(repr(objects[2]), '<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>')
|
|
self.assertEqual(repr(objects[3]), '<Model2D: id 4, field1 (CharField), field2 (CharField), field3 (CharField), field4 (CharField)>')
|
|
|
|
# from a manual list
|
|
objects = Model2A.objects.get_real_instances(list(qs))
|
|
self.assertEqual(repr(objects[0]), '<Model2A: id 1, field1 (CharField)>')
|
|
self.assertEqual(repr(objects[1]), '<Model2B: id 2, field1 (CharField), field2 (CharField)>')
|
|
self.assertEqual(repr(objects[2]), '<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>')
|
|
self.assertEqual(repr(objects[3]), '<Model2D: id 4, field1 (CharField), field2 (CharField), field3 (CharField), field4 (CharField)>')
|
|
|
|
|
|
def test_translate_polymorphic_q_object(self):
|
|
self.create_model2abcd()
|
|
|
|
q = Model2A.translate_polymorphic_Q_object(Q(instance_of=Model2C))
|
|
objects = Model2A.objects.filter(q)
|
|
self.assertEqual(repr(objects[0]), '<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>')
|
|
self.assertEqual(repr(objects[1]), '<Model2D: id 4, field1 (CharField), field2 (CharField), field3 (CharField), field4 (CharField)>')
|
|
|
|
|
|
def test_base_manager(self):
|
|
def show_base_manager(model):
|
|
return "{0} {1}".format(
|
|
repr(type(model._base_manager)),
|
|
repr(model._base_manager.model)
|
|
)
|
|
|
|
self.assertEqual(show_base_manager(PlainA), "<class 'django.db.models.manager.Manager'> <class 'polymorphic.tests.PlainA'>")
|
|
self.assertEqual(show_base_manager(PlainB), "<class 'django.db.models.manager.Manager'> <class 'polymorphic.tests.PlainB'>")
|
|
self.assertEqual(show_base_manager(PlainC), "<class 'django.db.models.manager.Manager'> <class 'polymorphic.tests.PlainC'>")
|
|
self.assertEqual(show_base_manager(Model2A), "<class 'polymorphic.manager.PolymorphicManager'> <class 'polymorphic.tests.Model2A'>")
|
|
self.assertEqual(show_base_manager(Model2B), "<class 'django.db.models.manager.Manager'> <class 'polymorphic.tests.Model2B'>")
|
|
self.assertEqual(show_base_manager(Model2C), "<class 'django.db.models.manager.Manager'> <class 'polymorphic.tests.Model2C'>")
|
|
self.assertEqual(show_base_manager(One2OneRelatingModel), "<class 'polymorphic.manager.PolymorphicManager'> <class 'polymorphic.tests.One2OneRelatingModel'>")
|
|
self.assertEqual(show_base_manager(One2OneRelatingModelDerived), "<class 'django.db.models.manager.Manager'> <class 'polymorphic.tests.One2OneRelatingModelDerived'>")
|
|
|
|
|
|
def test_foreignkey_field(self):
|
|
self.create_model2abcd()
|
|
|
|
object2a = Model2A.base_objects.get(field1='C1')
|
|
self.assertEqual(repr(object2a.model2b), '<Model2B: id 3, field1 (CharField), field2 (CharField)>')
|
|
|
|
object2b = Model2B.base_objects.get(field1='C1')
|
|
self.assertEqual(repr(object2b.model2c), '<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>')
|
|
|
|
|
|
def test_onetoone_field(self):
|
|
self.create_model2abcd()
|
|
|
|
a = Model2A.base_objects.get(field1='C1')
|
|
b = One2OneRelatingModelDerived.objects.create(one2one=a, field1='f1', field2='f2')
|
|
|
|
# this result is basically wrong, probably due to Django cacheing (we used base_objects), but should not be a problem
|
|
self.assertEqual(repr(b.one2one), '<Model2A: id 3, field1 (CharField)>')
|
|
|
|
c = One2OneRelatingModelDerived.objects.get(field1='f1')
|
|
self.assertEqual(repr(c.one2one), '<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>')
|
|
self.assertEqual(repr(a.one2onerelatingmodel), '<One2OneRelatingModelDerived: One2OneRelatingModelDerived object>')
|
|
|
|
|
|
def test_manytomany_field(self):
|
|
# Model 1
|
|
o = ModelShow1.objects.create(field1='abc')
|
|
o.m2m.add(o)
|
|
o.save()
|
|
self.assertEqual(repr(ModelShow1.objects.all()), '[ <ModelShow1: id 1, field1 (CharField), m2m (ManyToManyField)> ]')
|
|
|
|
# Model 2
|
|
o = ModelShow2.objects.create(field1='abc')
|
|
o.m2m.add(o)
|
|
o.save()
|
|
self.assertEqual(repr(ModelShow2.objects.all()), '[ <ModelShow2: id 1, field1 "abc", m2m 1> ]')
|
|
|
|
# Model 3
|
|
o=ModelShow3.objects.create(field1='abc')
|
|
o.m2m.add(o)
|
|
o.save()
|
|
self.assertEqual(repr(ModelShow3.objects.all()), '[ <ModelShow3: id 1, field1 (CharField) "abc", m2m (ManyToManyField) 1> ]')
|
|
self.assertEqual(repr(ModelShow1.objects.all().annotate(Count('m2m'))), '[ <ModelShow1: id 1, field1 (CharField), m2m (ManyToManyField) - Ann: m2m__count (int)> ]')
|
|
self.assertEqual(repr(ModelShow2.objects.all().annotate(Count('m2m'))), '[ <ModelShow2: id 1, field1 "abc", m2m 1 - Ann: m2m__count 1> ]')
|
|
self.assertEqual(repr(ModelShow3.objects.all().annotate(Count('m2m'))), '[ <ModelShow3: id 1, field1 (CharField) "abc", m2m (ManyToManyField) 1 - Ann: m2m__count (int) 1> ]')
|
|
|
|
# no pretty printing
|
|
ModelShow1_plain.objects.create(field1='abc')
|
|
ModelShow2_plain.objects.create(field1='abc', field2='def')
|
|
self.assertEqual(repr(ModelShow1_plain.objects.all()), '[<ModelShow1_plain: ModelShow1_plain object>, <ModelShow2_plain: ModelShow2_plain object>]')
|
|
|
|
|
|
def test_extra_method(self):
|
|
self.create_model2abcd()
|
|
|
|
objects = list(Model2A.objects.extra(where=['id IN (2, 3)']))
|
|
self.assertEqual(repr(objects[0]), '<Model2B: id 2, field1 (CharField), field2 (CharField)>')
|
|
self.assertEqual(repr(objects[1]), '<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>')
|
|
|
|
objects = Model2A.objects.extra(select={"select_test": "field1 = 'A1'"}, where=["field1 = 'A1' OR field1 = 'B1'"], order_by=['-id'])
|
|
self.assertEqual(repr(objects[0]), '<Model2B: id 2, field1 (CharField), field2 (CharField) - Extra: select_test (int)>')
|
|
self.assertEqual(repr(objects[1]), '<Model2A: id 1, field1 (CharField) - Extra: select_test (int)>')
|
|
self.assertEqual(len(objects), 2) # Placed after the other tests, only verifying whether there are no more additional objects.
|
|
|
|
ModelExtraA.objects.create(field1='A1')
|
|
ModelExtraB.objects.create(field1='B1', field2='B2')
|
|
ModelExtraC.objects.create(field1='C1', field2='C2', field3='C3')
|
|
ModelExtraExternal.objects.create(topic='extra1')
|
|
ModelExtraExternal.objects.create(topic='extra2')
|
|
ModelExtraExternal.objects.create(topic='extra3')
|
|
objects = ModelExtraA.objects.extra(tables=["polymorphic_modelextraexternal"], select={"topic":"polymorphic_modelextraexternal.topic"}, where=["polymorphic_modelextraa.id = polymorphic_modelextraexternal.id"])
|
|
self.assertEqual(repr(objects[0]), '<ModelExtraA: id 1, field1 (CharField) "A1" - Extra: topic (unicode) "extra1">')
|
|
self.assertEqual(repr(objects[1]), '<ModelExtraB: id 2, field1 (CharField) "B1", field2 (CharField) "B2" - Extra: topic (unicode) "extra2">')
|
|
self.assertEqual(repr(objects[2]), '<ModelExtraC: id 3, field1 (CharField) "C1", field2 (CharField) "C2", field3 (CharField) "C3" - Extra: topic (unicode) "extra3">')
|
|
self.assertEqual(len(objects), 3)
|
|
|
|
|
|
def test_instance_of_filter(self):
|
|
self.create_model2abcd()
|
|
|
|
objects = Model2A.objects.instance_of(Model2B)
|
|
self.assertEqual(repr(objects[0]), '<Model2B: id 2, field1 (CharField), field2 (CharField)>')
|
|
self.assertEqual(repr(objects[1]), '<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>')
|
|
self.assertEqual(repr(objects[2]), '<Model2D: id 4, field1 (CharField), field2 (CharField), field3 (CharField), field4 (CharField)>')
|
|
self.assertEqual(len(objects), 3)
|
|
|
|
objects = Model2A.objects.filter(instance_of=Model2B)
|
|
self.assertEqual(repr(objects[0]), '<Model2B: id 2, field1 (CharField), field2 (CharField)>')
|
|
self.assertEqual(repr(objects[1]), '<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>')
|
|
self.assertEqual(repr(objects[2]), '<Model2D: id 4, field1 (CharField), field2 (CharField), field3 (CharField), field4 (CharField)>')
|
|
self.assertEqual(len(objects), 3)
|
|
|
|
objects = Model2A.objects.filter(Q(instance_of=Model2B))
|
|
self.assertEqual(repr(objects[0]), '<Model2B: id 2, field1 (CharField), field2 (CharField)>')
|
|
self.assertEqual(repr(objects[1]), '<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>')
|
|
self.assertEqual(repr(objects[2]), '<Model2D: id 4, field1 (CharField), field2 (CharField), field3 (CharField), field4 (CharField)>')
|
|
self.assertEqual(len(objects), 3)
|
|
|
|
objects = Model2A.objects.not_instance_of(Model2B)
|
|
self.assertEqual(repr(objects[0]), '<Model2A: id 1, field1 (CharField)>')
|
|
self.assertEqual(len(objects), 1)
|
|
|
|
|
|
def test_polymorphic___filter(self):
|
|
self.create_model2abcd()
|
|
|
|
objects = Model2A.objects.filter(Q( Model2B___field2='B2') | Q( Model2C___field3='C3'))
|
|
self.assertEqual(len(objects), 2)
|
|
self.assertEqual(repr(objects[0]), '<Model2B: id 2, field1 (CharField), field2 (CharField)>')
|
|
self.assertEqual(repr(objects[1]), '<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>')
|
|
|
|
|
|
def test_delete(self):
|
|
self.create_model2abcd()
|
|
|
|
oa = Model2A.objects.get(id=2)
|
|
self.assertEqual(repr(oa), '<Model2B: id 2, field1 (CharField), field2 (CharField)>')
|
|
self.assertEqual(Model2A.objects.count(), 4)
|
|
|
|
oa.delete()
|
|
objects = Model2A.objects.all()
|
|
self.assertEqual(repr(objects[0]), '<Model2A: id 1, field1 (CharField)>')
|
|
self.assertEqual(repr(objects[1]), '<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>')
|
|
self.assertEqual(repr(objects[2]), '<Model2D: id 4, field1 (CharField), field2 (CharField), field3 (CharField), field4 (CharField)>')
|
|
self.assertEqual(len(objects), 3)
|
|
|
|
|
|
def test_combine_querysets(self):
|
|
ModelX.objects.create(field_x='x')
|
|
ModelY.objects.create(field_y='y')
|
|
|
|
qs = Base.objects.instance_of(ModelX) | Base.objects.instance_of(ModelY)
|
|
self.assertEqual(repr(qs[0]), '<ModelX: id 1, field_b (CharField), field_x (CharField)>')
|
|
self.assertEqual(repr(qs[1]), '<ModelY: id 2, field_b (CharField), field_y (CharField)>')
|
|
self.assertEqual(len(qs), 2)
|
|
|
|
|
|
def test_multiple_inheritance(self):
|
|
# multiple inheritance, subclassing third party models (mix PolymorphicModel with models.Model)
|
|
|
|
Enhance_Base.objects.create(field_b='b-base')
|
|
Enhance_Inherit.objects.create(field_b='b-inherit', field_p='p', field_i='i')
|
|
|
|
qs = Enhance_Base.objects.all()
|
|
self.assertEqual(repr(qs[0]), '<Enhance_Base: id 1, field_b (CharField) "b-base">')
|
|
self.assertEqual(repr(qs[1]), '<Enhance_Inherit: id 2, field_b (CharField) "b-inherit", field_p (CharField) "p", field_i (CharField) "i">')
|
|
self.assertEqual(len(qs), 2)
|
|
|
|
|
|
def test_relation_base(self):
|
|
# ForeignKey, ManyToManyField
|
|
obase = RelationBase.objects.create(field_base='base')
|
|
oa = RelationA.objects.create(field_base='A1', field_a='A2', fk=obase)
|
|
ob = RelationB.objects.create(field_base='B1', field_b='B2', fk=oa)
|
|
oc = RelationBC.objects.create(field_base='C1', field_b='C2', field_c='C3', fk=oa)
|
|
oa.m2m.add(oa)
|
|
oa.m2m.add(ob)
|
|
|
|
objects = RelationBase.objects.all()
|
|
self.assertEqual(repr(objects[0]), '<RelationBase: id 1, field_base (CharField) "base", fk (ForeignKey) None, m2m (ManyToManyField) 0>')
|
|
self.assertEqual(repr(objects[1]), '<RelationA: id 2, field_base (CharField) "A1", fk (ForeignKey) RelationBase, field_a (CharField) "A2", m2m (ManyToManyField) 2>')
|
|
self.assertEqual(repr(objects[2]), '<RelationB: id 3, field_base (CharField) "B1", fk (ForeignKey) RelationA, field_b (CharField) "B2", m2m (ManyToManyField) 1>')
|
|
self.assertEqual(repr(objects[3]), '<RelationBC: id 4, field_base (CharField) "C1", fk (ForeignKey) RelationA, field_b (CharField) "C2", field_c (CharField) "C3", m2m (ManyToManyField) 0>')
|
|
self.assertEqual(len(objects), 4)
|
|
|
|
oa = RelationBase.objects.get(id=2)
|
|
self.assertEqual(repr(oa.fk), '<RelationBase: id 1, field_base (CharField) "base", fk (ForeignKey) None, m2m (ManyToManyField) 0>')
|
|
|
|
objects = oa.relationbase_set.all()
|
|
self.assertEqual(repr(objects[0]), '<RelationB: id 3, field_base (CharField) "B1", fk (ForeignKey) RelationA, field_b (CharField) "B2", m2m (ManyToManyField) 1>')
|
|
self.assertEqual(repr(objects[1]), '<RelationBC: id 4, field_base (CharField) "C1", fk (ForeignKey) RelationA, field_b (CharField) "C2", field_c (CharField) "C3", m2m (ManyToManyField) 0>')
|
|
self.assertEqual(len(objects), 2)
|
|
|
|
ob = RelationBase.objects.get(id=3)
|
|
self.assertEqual(repr(ob.fk), '<RelationA: id 2, field_base (CharField) "A1", fk (ForeignKey) RelationBase, field_a (CharField) "A2", m2m (ManyToManyField) 2>')
|
|
|
|
oa = RelationA.objects.get()
|
|
objects = oa.m2m.all()
|
|
self.assertEqual(repr(objects[0]), '<RelationA: id 2, field_base (CharField) "A1", fk (ForeignKey) RelationBase, field_a (CharField) "A2", m2m (ManyToManyField) 2>')
|
|
self.assertEqual(repr(objects[1]), '<RelationB: id 3, field_base (CharField) "B1", fk (ForeignKey) RelationA, field_b (CharField) "B2", m2m (ManyToManyField) 1>')
|
|
self.assertEqual(len(objects), 2)
|
|
|
|
|
|
def test_user_defined_manager(self):
|
|
self.create_model2abcd()
|
|
ModelWithMyManager.objects.create(field1='D1a', field4='D4a')
|
|
ModelWithMyManager.objects.create(field1='D1b', field4='D4b')
|
|
|
|
objects = ModelWithMyManager.objects.all()
|
|
self.assertEqual(repr(objects[0]), '<ModelWithMyManager: id 6, field1 (CharField) "D1b", field4 (CharField) "D4b">')
|
|
self.assertEqual(repr(objects[1]), '<ModelWithMyManager: id 5, field1 (CharField) "D1a", field4 (CharField) "D4a">')
|
|
self.assertEqual(len(objects), 2)
|
|
|
|
self.assertEqual(repr(type(ModelWithMyManager.objects)), "<class 'polymorphic.tests.MyManager'>")
|
|
self.assertEqual(repr(type(ModelWithMyManager._default_manager)), "<class 'polymorphic.manager.PolymorphicManager'>")
|
|
|
|
|
|
def test_manager_inheritance(self):
|
|
self.assertEqual(repr(type(MRODerived.objects)), "<class 'polymorphic.tests.MyManager'>") # MRO
|
|
|
|
# check for correct default manager
|
|
self.assertEqual(repr(type(MROBase1._default_manager)), "<class 'polymorphic.manager.PolymorphicManager'>")
|
|
|
|
# Django vanilla inheritance does not inherit MyManager as _default_manager here
|
|
self.assertEqual(repr(type(MROBase2._default_manager)), "<class 'polymorphic.manager.PolymorphicManager'>")
|
|
|
|
|
|
def test_fix_getattribute(self):
|
|
### fixed issue in PolymorphicModel.__getattribute__: field name same as model name
|
|
o = ModelFieldNameTest.objects.create(modelfieldnametest='1')
|
|
self.assertEqual(repr(o), '<ModelFieldNameTest: id 1, modelfieldnametest (CharField)>')
|
|
|
|
# if subclass defined __init__ and accessed class members,
|
|
# __getattribute__ had a problem: "...has no attribute 'sub_and_superclass_dict'"
|
|
o = InitTestModelSubclass.objects.create()
|
|
self.assertEqual(o.bar, 'XYZ')
|
|
|
|
|
|
class RegressionTests(TestCase):
|
|
|
|
def test_for_query_result_incomplete_with_inheritance(self):
|
|
""" https://github.com/bconstantin/django_polymorphic/issues/15 """
|
|
|
|
top = Top()
|
|
top.save()
|
|
middle = Middle()
|
|
middle.save()
|
|
bottom = Bottom()
|
|
bottom.save()
|
|
|
|
expected_queryset = [top, middle, bottom]
|
|
self.assertQuerysetEqual(Top.objects.all(), [repr(r) for r in expected_queryset])
|
|
|
|
expected_queryset = [middle, bottom]
|
|
self.assertQuerysetEqual(Middle.objects.all(), [repr(r) for r in expected_queryset])
|
|
|
|
expected_queryset = [bottom]
|
|
self.assertQuerysetEqual(Bottom.objects.all(), [repr(r) for r in expected_queryset])
|
|
|