Merge pull request #30 from vdboor/cleanup_for_15
Cleanup before porting to Django 1.5
This commit is contained in:
Chris Glass
@@ -1,9 +0,0 @@
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"""
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polymorphic_dumpdata has been disabled since it's no longer needed
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(this is now handled by polymorphic.base.PolymorphicModelBase).
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"""
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assert False, """
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ERROR: The management command polymorphic_dumpdata is no longer supported or needed.
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Please use the standard Django dumpdata management command instead!
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"""
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+325
-325
@@ -2,21 +2,18 @@
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""" Test Cases
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Please see README.rst or DOCS.rst or http://chrisglass.github.com/django_polymorphic/
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"""
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import uuid
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import re
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from django.conf import settings
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import sys
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from pprint import pprint
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from django import VERSION as django_VERSION
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from django.test import TestCase
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from django.db.models.query import QuerySet
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from django.db.models import Q,Count
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from django.db import models
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from django.contrib.contenttypes.models import ContentType
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from polymorphic import PolymorphicModel, PolymorphicManager, PolymorphicQuerySet
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from polymorphic import ShowFieldContent, ShowFieldType, ShowFieldTypeAndContent, get_version
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from polymorphic import translate_polymorphic_Q_object
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from polymorphic import PolymorphicModel, PolymorphicManager
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from polymorphic import ShowFieldContent, ShowFieldType, ShowFieldTypeAndContent
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from polymorphic.tools_for_tests import UUIDField
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class PlainA(models.Model):
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field1 = models.CharField(max_length=10)
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@@ -165,28 +162,21 @@ class Bottom(Middle):
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author = models.CharField(max_length=50)
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# UUID tests won't work with Django 1.1
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if not (django_VERSION[0] <= 1 and django_VERSION[1] <= 1):
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try: from polymorphic.tools_for_tests import UUIDField
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except: pass
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if 'UUIDField' in globals():
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import uuid
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class UUIDProject(ShowFieldTypeAndContent, PolymorphicModel):
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uuid_primary_key = UUIDField(primary_key = True)
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topic = models.CharField(max_length = 30)
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class UUIDArtProject(UUIDProject):
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artist = models.CharField(max_length = 30)
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class UUIDResearchProject(UUIDProject):
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supervisor = models.CharField(max_length = 30)
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class UUIDProject(ShowFieldTypeAndContent, PolymorphicModel):
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uuid_primary_key = UUIDField(primary_key = True)
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topic = models.CharField(max_length = 30)
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class UUIDArtProject(UUIDProject):
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artist = models.CharField(max_length = 30)
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class UUIDResearchProject(UUIDProject):
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supervisor = models.CharField(max_length = 30)
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class UUIDPlainA(models.Model):
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uuid_primary_key = UUIDField(primary_key = True)
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field1 = models.CharField(max_length=10)
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class UUIDPlainB(UUIDPlainA):
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field2 = models.CharField(max_length=10)
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class UUIDPlainC(UUIDPlainB):
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field3 = models.CharField(max_length=10)
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class UUIDPlainA(models.Model):
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uuid_primary_key = UUIDField(primary_key = True)
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field1 = models.CharField(max_length=10)
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class UUIDPlainB(UUIDPlainA):
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field2 = models.CharField(max_length=10)
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class UUIDPlainC(UUIDPlainB):
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field3 = models.CharField(max_length=10)
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# test bad field name
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@@ -200,51 +190,53 @@ class RelatedNameClash(ShowFieldType, PolymorphicModel):
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ctype = models.ForeignKey(ContentType, null=True, editable=False)
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class testclass(TestCase):
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class PolymorphicTests(TestCase):
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"""
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The test suite
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"""
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def test_diamond_inheritance(self):
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# Django diamond problem
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o = DiamondXY.objects.create(field_b='b', field_x='x', field_y='y')
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print 'DiamondXY fields 1: field_b "%s", field_x "%s", field_y "%s"' % (o.field_b, o.field_x, o.field_y)
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o = DiamondXY.objects.get()
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print 'DiamondXY fields 2: field_b "%s", field_x "%s", field_y "%s"' % (o.field_b, o.field_x, o.field_y)
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if o.field_b != 'b':
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o1 = DiamondXY.objects.create(field_b='b', field_x='x', field_y='y')
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o2 = DiamondXY.objects.get()
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if o2.field_b != 'b':
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print
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print '# known django model inheritance diamond problem detected'
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print 'DiamondXY fields 1: field_b "{0}", field_x "{1}", field_y "{2}"'.format(o1.field_b, o1.field_x, o1.field_y)
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print 'DiamondXY fields 2: field_b "{0}", field_x "{1}", field_y "{2}"'.format(o2.field_b, o2.field_x, o2.field_y)
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def test_annotate_aggregate_order(self):
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# create a blog of type BlogA
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blog = BlogA.objects.create(name='B1', info='i1')
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# create two blog entries in BlogA
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entry1 = blog.blogentry_set.create(text='bla')
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entry2 = BlogEntry.objects.create(blog=blog, text='bla2')
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# create some blogs of type BlogB to make the BlogBase table data really polymorphic
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o = BlogB.objects.create(name='Bb1')
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o = BlogB.objects.create(name='Bb2')
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o = BlogB.objects.create(name='Bb3')
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blog = BlogA.objects.create(name='B1', info='i1')
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blog.blogentry_set.create(text='bla')
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BlogEntry.objects.create(blog=blog, text='bla2')
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BlogB.objects.create(name='Bb1')
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BlogB.objects.create(name='Bb2')
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BlogB.objects.create(name='Bb3')
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qs = BlogBase.objects.annotate(entrycount=Count('BlogA___blogentry'))
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assert len(qs)==4
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self.assertEqual(len(qs), 4)
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for o in qs:
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if o.name=='B1':
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assert o.entrycount == 2
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if o.name == 'B1':
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self.assertEqual(o.entrycount, 2)
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else:
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assert o.entrycount == 0
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self.assertEqual(o.entrycount, 0)
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x = BlogBase.objects.aggregate(entrycount=Count('BlogA___blogentry'))
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assert x['entrycount'] == 2
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self.assertEqual(x['entrycount'], 2)
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# create some more blogs for next test
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b2 = BlogA.objects.create(name='B2', info='i2')
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b2 = BlogA.objects.create(name='B3', info='i3')
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b2 = BlogA.objects.create(name='B4', info='i4')
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b2 = BlogA.objects.create(name='B5', info='i5')
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### test ordering for field in all entries
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BlogA.objects.create(name='B2', info='i2')
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BlogA.objects.create(name='B3', info='i3')
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BlogA.objects.create(name='B4', info='i4')
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BlogA.objects.create(name='B5', info='i5')
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# test ordering for field in all entries
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expected = '''
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[ <BlogB: id 4, name (CharField) "Bb3">,
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<BlogB: id 3, name (CharField) "Bb2">,
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@@ -255,10 +247,9 @@ class testclass(TestCase):
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<BlogA: id 5, name (CharField) "B2", info (CharField) "i2">,
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<BlogA: id 1, name (CharField) "B1", info (CharField) "i1"> ]'''
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x = '\n' + repr(BlogBase.objects.order_by('-name'))
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assert x == expected
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### test ordering for field in one subclass only
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self.assertEqual(x, expected)
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# test ordering for field in one subclass only
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# MySQL and SQLite return this order
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expected1='''
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[ <BlogA: id 8, name (CharField) "B5", info (CharField) "i5">,
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@@ -282,11 +273,13 @@ class testclass(TestCase):
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<BlogA: id 1, name (CharField) "B1", info (CharField) "i1"> ]'''
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x = '\n' + repr(BlogBase.objects.order_by('-BlogA___info'))
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assert x == expected1 or x == expected2
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self.assertTrue(x == expected1 or x == expected2)
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def test_limit_choices_to(self):
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"this is not really a testcase, as limit_choices_to only affects the Django admin"
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"""
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this is not really a testcase, as limit_choices_to only affects the Django admin
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"""
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# create a blog of type BlogA
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blog_a = BlogA.objects.create(name='aa', info='aa')
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blog_b = BlogB.objects.create(name='bb')
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@@ -296,332 +289,339 @@ class testclass(TestCase):
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def test_primary_key_custom_field_problem(self):
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"object retrieval problem occuring with some custom primary key fields (UUIDField as test case)"
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if not 'UUIDField' in globals(): return
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a=UUIDProject.objects.create(topic="John's gathering")
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b=UUIDArtProject.objects.create(topic="Sculpting with Tim", artist="T. Turner")
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c=UUIDResearchProject.objects.create(topic="Swallow Aerodynamics", supervisor="Dr. Winter")
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qs=UUIDProject.objects.all()
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ol=list(qs)
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a=qs[0]
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b=qs[1]
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c=qs[2]
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assert len(qs)==3
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assert type(a.uuid_primary_key)==uuid.UUID and type(a.pk)==uuid.UUID
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res=repr(qs)
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import re
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res=re.sub(' "(.*?)..", topic',', topic',res)
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res_exp="""[ <UUIDProject: uuid_primary_key (UUIDField/pk), topic (CharField) "John's gathering">,
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"""
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object retrieval problem occuring with some custom primary key fields (UUIDField as test case)
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"""
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UUIDProject.objects.create(topic="John's gathering")
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UUIDArtProject.objects.create(topic="Sculpting with Tim", artist="T. Turner")
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UUIDResearchProject.objects.create(topic="Swallow Aerodynamics", supervisor="Dr. Winter")
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qs = UUIDProject.objects.all()
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ol = list(qs)
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a = qs[0]
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b = qs[1]
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c = qs[2]
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self.assertEqual(len(qs), 3)
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self.assertIsInstance(a.uuid_primary_key, uuid.UUID)
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self.assertIsInstance(a.pk, uuid.UUID)
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res = re.sub(' "(.*?)..", topic',', topic', repr(qs))
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res_exp = """[ <UUIDProject: uuid_primary_key (UUIDField/pk), topic (CharField) "John's gathering">,
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<UUIDArtProject: uuid_primary_key (UUIDField/pk), topic (CharField) "Sculpting with Tim", artist (CharField) "T. Turner">,
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<UUIDResearchProject: uuid_primary_key (UUIDField/pk), topic (CharField) "Swallow Aerodynamics", supervisor (CharField) "Dr. Winter"> ]"""
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assert res==res_exp, res
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self.assertEqual(res, res_exp)
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#if (a.pk!= uuid.UUID or c.pk!= uuid.UUID):
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# print
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# print '# known inconstency with custom primary key field detected (django problem?)'
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a=UUIDPlainA.objects.create(field1='A1')
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b=UUIDPlainB.objects.create(field1='B1', field2='B2')
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c=UUIDPlainC.objects.create(field1='C1', field2='C2', field3='C3')
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qs=UUIDPlainA.objects.all()
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if (a.pk!= uuid.UUID or c.pk!= uuid.UUID):
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a = UUIDPlainA.objects.create(field1='A1')
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b = UUIDPlainB.objects.create(field1='B1', field2='B2')
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c = UUIDPlainC.objects.create(field1='C1', field2='C2', field3='C3')
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qs = UUIDPlainA.objects.all()
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if a.pk!= uuid.UUID or c.pk!= uuid.UUID:
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print
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print '# known type inconstency with custom primary key field detected (django problem?)'
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def show_base_manager(model):
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print type(model._base_manager),model._base_manager.model
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__test__ = {"doctest": """
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#######################################################
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### Tests
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>>> settings.DEBUG=True
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### simple inheritance
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>>> o=Model2A.objects.create(field1='A1')
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>>> o=Model2B.objects.create(field1='B1', field2='B2')
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>>> o=Model2C.objects.create(field1='C1', field2='C2', field3='C3')
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>>> o=Model2D.objects.create(field1='D1', field2='D2', field3='D3', field4='D4')
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>>> Model2A.objects.all()
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[ <Model2A: id 1, field1 (CharField)>,
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<Model2B: id 2, field1 (CharField), field2 (CharField)>,
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<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>,
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<Model2D: id 4, field1 (CharField), field2 (CharField), field3 (CharField), field4 (CharField)> ]
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# manual get_real_instance()
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>>> o=Model2A.objects.non_polymorphic().get(field1='C1')
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>>> o.get_real_instance()
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<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>
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# non_polymorphic()
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>>> qs=Model2A.objects.all().non_polymorphic()
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>>> qs
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[ <Model2A: id 1, field1 (CharField)>,
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<Model2A: id 2, field1 (CharField)>,
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<Model2A: id 3, field1 (CharField)>,
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<Model2A: id 4, field1 (CharField)> ]
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# get_real_instances()
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>>> qs.get_real_instances()
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[ <Model2A: id 1, field1 (CharField)>,
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<Model2B: id 2, field1 (CharField), field2 (CharField)>,
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<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>,
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<Model2D: id 4, field1 (CharField), field2 (CharField), field3 (CharField), field4 (CharField)> ]
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>>> l=list(qs)
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>>> Model2A.objects.get_real_instances(l)
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[ <Model2A: id 1, field1 (CharField)>,
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<Model2B: id 2, field1 (CharField), field2 (CharField)>,
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<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>,
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<Model2D: id 4, field1 (CharField), field2 (CharField), field3 (CharField), field4 (CharField)> ]
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# translate_polymorphic_Q_object
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>>> q=Model2A.translate_polymorphic_Q_object( Q(instance_of=Model2C) )
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>>> Model2A.objects.filter(q)
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[ <Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>,
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<Model2D: id 4, field1 (CharField), field2 (CharField), field3 (CharField), field4 (CharField)> ]
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### test inheritance pointers & _base_managers
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>>> show_base_manager(PlainA)
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<class 'django.db.models.manager.Manager'> <class 'polymorphic.tests.PlainA'>
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>>> show_base_manager(PlainB)
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<class 'django.db.models.manager.Manager'> <class 'polymorphic.tests.PlainB'>
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>>> show_base_manager(PlainC)
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<class 'django.db.models.manager.Manager'> <class 'polymorphic.tests.PlainC'>
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>>> show_base_manager(Model2A)
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<class 'polymorphic.manager.PolymorphicManager'> <class 'polymorphic.tests.Model2A'>
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>>> show_base_manager(Model2B)
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<class 'django.db.models.manager.Manager'> <class 'polymorphic.tests.Model2B'>
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>>> show_base_manager(Model2C)
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<class 'django.db.models.manager.Manager'> <class 'polymorphic.tests.Model2C'>
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>>> show_base_manager(One2OneRelatingModel)
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<class 'polymorphic.manager.PolymorphicManager'> <class 'polymorphic.tests.One2OneRelatingModel'>
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>>> show_base_manager(One2OneRelatingModelDerived)
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<class 'django.db.models.manager.Manager'> <class 'polymorphic.tests.One2OneRelatingModelDerived'>
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>>> o=Model2A.base_objects.get(field1='C1')
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>>> o.model2b
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<Model2B: id 3, field1 (CharField), field2 (CharField)>
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>>> o=Model2B.base_objects.get(field1='C1')
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>>> o.model2c
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<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>
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### OneToOneField, test both directions for polymorphism
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>>> a=Model2A.base_objects.get(field1='C1')
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>>> b=One2OneRelatingModelDerived.objects.create(one2one=a, field1='f1', field2='f2')
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>>> b.one2one # this result is basically wrong, probably due to Django cacheing (we used base_objects), but should not be a problem
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<Model2A: id 3, field1 (CharField)>
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>>> c=One2OneRelatingModelDerived.objects.get(field1='f1')
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>>> c.one2one
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<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>
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>>> a.one2onerelatingmodel
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<One2OneRelatingModelDerived: One2OneRelatingModelDerived object>
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### ShowFieldContent, ShowFieldType, ShowFieldTypeAndContent, also with annotate()
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>>> o=ModelShow1.objects.create(field1='abc')
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>>> o.m2m.add(o) ; o.save()
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>>> ModelShow1.objects.all()
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[ <ModelShow1: id 1, field1 (CharField), m2m (ManyToManyField)> ]
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>>> o=ModelShow2.objects.create(field1='abc')
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>>> o.m2m.add(o) ; o.save()
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>>> ModelShow2.objects.all()
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[ <ModelShow2: id 1, field1 "abc", m2m 1> ]
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>>> o=ModelShow3.objects.create(field1='abc')
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>>> o.m2m.add(o) ; o.save()
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>>> ModelShow3.objects.all()
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[ <ModelShow3: id 1, field1 (CharField) "abc", m2m (ManyToManyField) 1> ]
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>>> ModelShow1.objects.all().annotate(Count('m2m'))
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[ <ModelShow1: id 1, field1 (CharField), m2m (ManyToManyField) - Ann: m2m__count (int)> ]
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>>> ModelShow2.objects.all().annotate(Count('m2m'))
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[ <ModelShow2: id 1, field1 "abc", m2m 1 - Ann: m2m__count 1> ]
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>>> ModelShow3.objects.all().annotate(Count('m2m'))
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[ <ModelShow3: id 1, field1 (CharField) "abc", m2m (ManyToManyField) 1 - Ann: m2m__count (int) 1> ]
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# no pretty printing
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>>> o=ModelShow1_plain.objects.create(field1='abc')
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>>> o=ModelShow2_plain.objects.create(field1='abc', field2='def')
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>>> ModelShow1_plain.objects.all()
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[<ModelShow1_plain: ModelShow1_plain object>, <ModelShow2_plain: ModelShow2_plain object>]
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def create_model2abcd(self):
|
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"""
|
||||
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')
|
||||
|
||||
|
||||
### extra() method
|
||||
def test_simple_inheritance(self):
|
||||
self.create_model2abcd()
|
||||
|
||||
>>> Model2A.objects.extra(where=['id IN (2, 3)'])
|
||||
[ <Model2B: id 2, field1 (CharField), field2 (CharField)>,
|
||||
<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)> ]
|
||||
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)>')
|
||||
|
||||
>>> Model2A.objects.extra(select={"select_test": "field1 = 'A1'"}, where=["field1 = 'A1' OR field1 = 'B1'"], order_by = ['-id'] )
|
||||
[ <Model2B: id 2, field1 (CharField), field2 (CharField) - Extra: select_test (int)>,
|
||||
<Model2A: id 1, field1 (CharField) - Extra: select_test (int)> ]
|
||||
|
||||
>>> o=ModelExtraA.objects.create(field1='A1')
|
||||
>>> o=ModelExtraB.objects.create(field1='B1', field2='B2')
|
||||
>>> o=ModelExtraC.objects.create(field1='C1', field2='C2', field3='C3')
|
||||
>>> o=ModelExtraExternal.objects.create(topic='extra1')
|
||||
>>> o=ModelExtraExternal.objects.create(topic='extra2')
|
||||
>>> o=ModelExtraExternal.objects.create(topic='extra3')
|
||||
>>> ModelExtraA.objects.extra(tables=["polymorphic_modelextraexternal"], select={"topic":"polymorphic_modelextraexternal.topic"}, where=["polymorphic_modelextraa.id = polymorphic_modelextraexternal.id"] )
|
||||
[ <ModelExtraA: id 1, field1 (CharField) "A1" - Extra: topic (unicode) "extra1">,
|
||||
<ModelExtraB: id 2, field1 (CharField) "B1", field2 (CharField) "B2" - Extra: topic (unicode) "extra2">,
|
||||
<ModelExtraC: id 3, field1 (CharField) "C1", field2 (CharField) "C2", field3 (CharField) "C3" - Extra: topic (unicode) "extra3"> ]
|
||||
def test_manual_get_real_instance(self):
|
||||
self.create_model2abcd()
|
||||
|
||||
### class filtering, instance_of, not_instance_of
|
||||
o = Model2A.objects.non_polymorphic().get(field1='C1')
|
||||
self.assertEqual(repr(o.get_real_instance()), '<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>')
|
||||
|
||||
>>> Model2A.objects.instance_of(Model2B)
|
||||
[ <Model2B: id 2, field1 (CharField), field2 (CharField)>,
|
||||
<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>,
|
||||
<Model2D: id 4, field1 (CharField), field2 (CharField), field3 (CharField), field4 (CharField)> ]
|
||||
|
||||
>>> Model2A.objects.filter(instance_of=Model2B)
|
||||
[ <Model2B: id 2, field1 (CharField), field2 (CharField)>,
|
||||
<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>,
|
||||
<Model2D: id 4, field1 (CharField), field2 (CharField), field3 (CharField), field4 (CharField)> ]
|
||||
def test_non_polymorphic(self):
|
||||
self.create_model2abcd()
|
||||
|
||||
>>> Model2A.objects.filter(Q(instance_of=Model2B))
|
||||
[ <Model2B: id 2, field1 (CharField), field2 (CharField)>,
|
||||
<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>,
|
||||
<Model2D: id 4, field1 (CharField), field2 (CharField), field3 (CharField), field4 (CharField)> ]
|
||||
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)>')
|
||||
|
||||
>>> Model2A.objects.not_instance_of(Model2B)
|
||||
[ <Model2A: id 1, field1 (CharField)> ]
|
||||
|
||||
def test_get_real_instances(self):
|
||||
self.create_model2abcd()
|
||||
qs = Model2A.objects.all().non_polymorphic()
|
||||
|
||||
### polymorphic filtering
|
||||
# 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)>')
|
||||
|
||||
>>> Model2A.objects.filter( Q( Model2B___field2 = 'B2' ) | Q( Model2C___field3 = 'C3' ) )
|
||||
[ <Model2B: id 2, field1 (CharField), field2 (CharField)>,
|
||||
<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (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)>')
|
||||
|
||||
### get & delete
|
||||
|
||||
>>> oa=Model2A.objects.get(id=2)
|
||||
>>> oa
|
||||
<Model2B: id 2, field1 (CharField), field2 (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()
|
||||
|
||||
>>> oa.delete()
|
||||
>>> Model2A.objects.all()
|
||||
[ <Model2A: id 1, field1 (CharField)>,
|
||||
<Model2C: id 3, field1 (CharField), field2 (CharField), field3 (CharField)>,
|
||||
<Model2D: id 4, field1 (CharField), field2 (CharField), field3 (CharField), field4 (CharField)> ]
|
||||
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()
|
||||
|
||||
### queryset combining
|
||||
a = Model2A.base_objects.get(field1='C1')
|
||||
b = One2OneRelatingModelDerived.objects.create(one2one=a, field1='f1', field2='f2')
|
||||
|
||||
>>> o=ModelX.objects.create(field_x='x')
|
||||
>>> o=ModelY.objects.create(field_y='y')
|
||||
# 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)>')
|
||||
|
||||
>>> Base.objects.instance_of(ModelX) | Base.objects.instance_of(ModelY)
|
||||
[ <ModelX: id 1, field_b (CharField), field_x (CharField)>,
|
||||
<ModelY: id 2, field_b (CharField), field_y (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>')
|
||||
|
||||
|
||||
### multiple inheritance, subclassing third party models (mix PolymorphicModel with models.Model)
|
||||
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)> ]')
|
||||
|
||||
>>> o = Enhance_Base.objects.create(field_b='b-base')
|
||||
>>> o = Enhance_Inherit.objects.create(field_b='b-inherit', field_p='p', field_i='i')
|
||||
# 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> ]')
|
||||
|
||||
>>> Enhance_Base.objects.all()
|
||||
[ <Enhance_Base: id 1, field_b (CharField) "b-base">,
|
||||
<Enhance_Inherit: id 2, field_b (CharField) "b-inherit", field_p (CharField) "p", field_i (CharField) "i"> ]
|
||||
# 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>]')
|
||||
|
||||
### 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)
|
||||
def test_extra_method(self):
|
||||
self.create_model2abcd()
|
||||
|
||||
>>> RelationBase.objects.all()
|
||||
[ <RelationBase: id 1, field_base (CharField) "base", fk (ForeignKey) None, m2m (ManyToManyField) 0>,
|
||||
<RelationA: id 2, field_base (CharField) "A1", fk (ForeignKey) RelationBase, field_a (CharField) "A2", m2m (ManyToManyField) 2>,
|
||||
<RelationB: id 3, field_base (CharField) "B1", fk (ForeignKey) RelationA, field_b (CharField) "B2", m2m (ManyToManyField) 1>,
|
||||
<RelationBC: id 4, field_base (CharField) "C1", fk (ForeignKey) RelationA, field_b (CharField) "C2", field_c (CharField) "C3", m2m (ManyToManyField) 0> ]
|
||||
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)>')
|
||||
|
||||
>>> oa=RelationBase.objects.get(id=2)
|
||||
>>> oa.fk
|
||||
<RelationBase: id 1, field_base (CharField) "base", fk (ForeignKey) None, m2m (ManyToManyField) 0>
|
||||
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)
|
||||
|
||||
>>> oa.relationbase_set.all()
|
||||
[ <RelationB: id 3, field_base (CharField) "B1", fk (ForeignKey) RelationA, field_b (CharField) "B2", m2m (ManyToManyField) 1>,
|
||||
<RelationBC: id 4, field_base (CharField) "C1", fk (ForeignKey) RelationA, field_b (CharField) "C2", field_c (CharField) "C3", m2m (ManyToManyField) 0> ]
|
||||
|
||||
>>> ob=RelationBase.objects.get(id=3)
|
||||
>>> ob.fk
|
||||
<RelationA: id 2, field_base (CharField) "A1", fk (ForeignKey) RelationBase, field_a (CharField) "A2", m2m (ManyToManyField) 2>
|
||||
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)
|
||||
|
||||
>>> oa=RelationA.objects.get()
|
||||
>>> oa.m2m.all()
|
||||
[ <RelationA: id 2, field_base (CharField) "A1", fk (ForeignKey) RelationBase, field_a (CharField) "A2", m2m (ManyToManyField) 2>,
|
||||
<RelationB: id 3, field_base (CharField) "B1", fk (ForeignKey) RelationA, field_b (CharField) "B2", m2m (ManyToManyField) 1> ]
|
||||
objects = Model2A.objects.not_instance_of(Model2B)
|
||||
self.assertEqual(repr(objects[0]), '<Model2A: id 1, field1 (CharField)>')
|
||||
self.assertEqual(len(objects), 1)
|
||||
|
||||
### user-defined manager
|
||||
|
||||
>>> o=ModelWithMyManager.objects.create(field1='D1a', field4='D4a')
|
||||
>>> o=ModelWithMyManager.objects.create(field1='D1b', field4='D4b')
|
||||
def test_polymorphic___filter(self):
|
||||
self.create_model2abcd()
|
||||
|
||||
>>> ModelWithMyManager.objects.all()
|
||||
[ <ModelWithMyManager: id 6, field1 (CharField) "D1b", field4 (CharField) "D4b">,
|
||||
<ModelWithMyManager: id 5, field1 (CharField) "D1a", field4 (CharField) "D4a"> ]
|
||||
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)>')
|
||||
|
||||
>>> type(ModelWithMyManager.objects)
|
||||
<class 'polymorphic.tests.MyManager'>
|
||||
>>> type(ModelWithMyManager._default_manager)
|
||||
<class 'polymorphic.manager.PolymorphicManager'>
|
||||
|
||||
def test_delete(self):
|
||||
self.create_model2abcd()
|
||||
|
||||
### Manager Inheritance
|
||||
oa = Model2A.objects.get(id=2)
|
||||
self.assertEqual(repr(oa), '<Model2B: id 2, field1 (CharField), field2 (CharField)>')
|
||||
self.assertEqual(Model2A.objects.count(), 4)
|
||||
|
||||
>>> type(MRODerived.objects) # MRO
|
||||
<class 'polymorphic.tests.MyManager'>
|
||||
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')
|
||||
|
||||
# check for correct default manager
|
||||
>>> type(MROBase1._default_manager)
|
||||
<class 'polymorphic.manager.PolymorphicManager'>
|
||||
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)
|
||||
|
||||
# Django vanilla inheritance does not inherit MyManager as _default_manager here
|
||||
>>> type(MROBase2._default_manager)
|
||||
<class 'polymorphic.manager.PolymorphicManager'>
|
||||
|
||||
def test_multiple_inheritance(self):
|
||||
# multiple inheritance, subclassing third party models (mix PolymorphicModel with models.Model)
|
||||
|
||||
### fixed issue in PolymorphicModel.__getattribute__: field name same as model name
|
||||
>>> ModelFieldNameTest.objects.create(modelfieldnametest='1')
|
||||
<ModelFieldNameTest: id 1, modelfieldnametest (CharField)>
|
||||
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)
|
||||
|
||||
### fixed issue in PolymorphicModel.__getattribute__:
|
||||
# if subclass defined __init__ and accessed class members, __getattribute__ had a problem: "...has no attribute 'sub_and_superclass_dict'"
|
||||
#>>> o
|
||||
>>> o = InitTestModelSubclass.objects.create()
|
||||
>>> o.bar
|
||||
'XYZ'
|
||||
|
||||
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)
|
||||
|
||||
### Django model inheritance diamond problem, fails for Django 1.1
|
||||
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)
|
||||
|
||||
#>>> o=DiamondXY.objects.create(field_b='b', field_x='x', field_y='y')
|
||||
#>>> print 'DiamondXY fields 1: field_b "%s", field_x "%s", field_y "%s"' % (o.field_b, o.field_x, o.field_y)
|
||||
#DiamondXY fields 1: field_b "a", field_x "x", field_y "y"
|
||||
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)
|
||||
|
||||
>>> settings.DEBUG=False
|
||||
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):
|
||||
|
||||
Reference in New Issue
Block a user