278 lines
26 KiB
Python
278 lines
26 KiB
Python
import StringIO
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import sys
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from django.test import TestCase, TransactionTestCase
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from django.conf import settings
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from django.core import management
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from django.db import DEFAULT_DB_ALIAS
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from models import Article, Blog, Book, Category, Person, Tag, Visa
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class TestCaseFixtureLoadingTests(TestCase):
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fixtures = ['fixture1.json', 'fixture2.json']
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def testClassFixtures(self):
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"Check that test case has installed 4 fixture objects"
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self.assertEqual(Article.objects.count(), 4)
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self.assertQuerysetEqual(Article.objects.all(), [
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'<Article: Django conquers world!>',
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'<Article: Copyright is fine the way it is>',
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'<Article: Poker has no place on ESPN>',
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'<Article: Python program becomes self aware>'
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])
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class FixtureLoadingTests(TestCase):
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def _dumpdata_assert(self, args, output, format='json', natural_keys=False):
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new_io = StringIO.StringIO()
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management.call_command('dumpdata', *args, **{'format':format, 'stdout':new_io, 'use_natural_keys':natural_keys})
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command_output = new_io.getvalue().strip()
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self.assertEqual(command_output, output)
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def test_initial_data(self):
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# Syncdb introduces 1 initial data object from initial_data.json.
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self.assertQuerysetEqual(Article.objects.all(), [
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'<Article: Python program becomes self aware>'
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])
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def test_loading_and_dumping(self):
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new_io = StringIO.StringIO()
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# Load fixture 1. Single JSON file, with two objects.
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management.call_command('loaddata', 'fixture1.json', verbosity=0, commit=False)
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self.assertQuerysetEqual(Article.objects.all(), [
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'<Article: Time to reform copyright>',
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'<Article: Poker has no place on ESPN>',
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'<Article: Python program becomes self aware>'
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])
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# Dump the current contents of the database as a JSON fixture
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self._dumpdata_assert(['fixtures'], '[{"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", "title": "News Stories"}}, {"pk": 3, "model": "fixtures.article", "fields": {"headline": "Time to reform copyright", "pub_date": "2006-06-16 13:00:00"}}, {"pk": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no place on ESPN", "pub_date": "2006-06-16 12:00:00"}}, {"pk": 1, "model": "fixtures.article", "fields": {"headline": "Python program becomes self aware", "pub_date": "2006-06-16 11:00:00"}}]')
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# Try just dumping the contents of fixtures.Category
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self._dumpdata_assert(['fixtures.Category'], '[{"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", "title": "News Stories"}}]')
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# ...and just fixtures.Article
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self._dumpdata_assert(['fixtures.Article'], '[{"pk": 3, "model": "fixtures.article", "fields": {"headline": "Time to reform copyright", "pub_date": "2006-06-16 13:00:00"}}, {"pk": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no place on ESPN", "pub_date": "2006-06-16 12:00:00"}}, {"pk": 1, "model": "fixtures.article", "fields": {"headline": "Python program becomes self aware", "pub_date": "2006-06-16 11:00:00"}}]')
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# ...and both
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self._dumpdata_assert(['fixtures.Category', 'fixtures.Article'], '[{"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", "title": "News Stories"}}, {"pk": 3, "model": "fixtures.article", "fields": {"headline": "Time to reform copyright", "pub_date": "2006-06-16 13:00:00"}}, {"pk": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no place on ESPN", "pub_date": "2006-06-16 12:00:00"}}, {"pk": 1, "model": "fixtures.article", "fields": {"headline": "Python program becomes self aware", "pub_date": "2006-06-16 11:00:00"}}]')
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# Specify a specific model twice
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self._dumpdata_assert(['fixtures.Article', 'fixtures.Article'], '[{"pk": 3, "model": "fixtures.article", "fields": {"headline": "Time to reform copyright", "pub_date": "2006-06-16 13:00:00"}}, {"pk": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no place on ESPN", "pub_date": "2006-06-16 12:00:00"}}, {"pk": 1, "model": "fixtures.article", "fields": {"headline": "Python program becomes self aware", "pub_date": "2006-06-16 11:00:00"}}]')
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# Specify a dump that specifies Article both explicitly and implicitly
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self._dumpdata_assert(['fixtures.Article', 'fixtures'], '[{"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", "title": "News Stories"}}, {"pk": 3, "model": "fixtures.article", "fields": {"headline": "Time to reform copyright", "pub_date": "2006-06-16 13:00:00"}}, {"pk": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no place on ESPN", "pub_date": "2006-06-16 12:00:00"}}, {"pk": 1, "model": "fixtures.article", "fields": {"headline": "Python program becomes self aware", "pub_date": "2006-06-16 11:00:00"}}]')
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# Same again, but specify in the reverse order
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self._dumpdata_assert(['fixtures'], '[{"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", "title": "News Stories"}}, {"pk": 3, "model": "fixtures.article", "fields": {"headline": "Time to reform copyright", "pub_date": "2006-06-16 13:00:00"}}, {"pk": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no place on ESPN", "pub_date": "2006-06-16 12:00:00"}}, {"pk": 1, "model": "fixtures.article", "fields": {"headline": "Python program becomes self aware", "pub_date": "2006-06-16 11:00:00"}}]')
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# Specify one model from one application, and an entire other application.
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self._dumpdata_assert(['fixtures.Category', 'sites'], '[{"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", "title": "News Stories"}}, {"pk": 1, "model": "sites.site", "fields": {"domain": "example.com", "name": "example.com"}}]')
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# Load fixture 2. JSON file imported by default. Overwrites some existing objects
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management.call_command('loaddata', 'fixture2.json', verbosity=0, commit=False)
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self.assertQuerysetEqual(Article.objects.all(), [
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'<Article: Django conquers world!>',
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'<Article: Copyright is fine the way it is>',
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'<Article: Poker has no place on ESPN>',
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'<Article: Python program becomes self aware>'
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])
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# Load fixture 3, XML format.
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management.call_command('loaddata', 'fixture3.xml', verbosity=0, commit=False)
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self.assertQuerysetEqual(Article.objects.all(), [
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'<Article: XML identified as leading cause of cancer>',
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'<Article: Django conquers world!>',
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'<Article: Copyright is fine the way it is>',
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'<Article: Poker on TV is great!>',
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'<Article: Python program becomes self aware>'
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])
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# Load fixture 6, JSON file with dynamic ContentType fields. Testing ManyToOne.
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management.call_command('loaddata', 'fixture6.json', verbosity=0, commit=False)
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self.assertQuerysetEqual(Tag.objects.all(), [
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'<Tag: <Article: Copyright is fine the way it is> tagged "copyright">',
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'<Tag: <Article: Copyright is fine the way it is> tagged "law">'
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])
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# Load fixture 7, XML file with dynamic ContentType fields. Testing ManyToOne.
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management.call_command('loaddata', 'fixture7.xml', verbosity=0, commit=False)
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self.assertQuerysetEqual(Tag.objects.all(), [
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'<Tag: <Article: Copyright is fine the way it is> tagged "copyright">',
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'<Tag: <Article: Copyright is fine the way it is> tagged "legal">',
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'<Tag: <Article: Django conquers world!> tagged "django">',
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'<Tag: <Article: Django conquers world!> tagged "world domination">'
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])
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# Load fixture 8, JSON file with dynamic Permission fields. Testing ManyToMany.
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management.call_command('loaddata', 'fixture8.json', verbosity=0, commit=False)
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self.assertQuerysetEqual(Visa.objects.all(), [
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'<Visa: Django Reinhardt Can add user, Can change user, Can delete user>',
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'<Visa: Stephane Grappelli Can add user>',
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'<Visa: Prince >'
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])
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# Load fixture 9, XML file with dynamic Permission fields. Testing ManyToMany.
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management.call_command('loaddata', 'fixture9.xml', verbosity=0, commit=False)
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self.assertQuerysetEqual(Visa.objects.all(), [
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'<Visa: Django Reinhardt Can add user, Can change user, Can delete user>',
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'<Visa: Stephane Grappelli Can add user, Can delete user>',
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'<Visa: Artist formerly known as "Prince" Can change user>'
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])
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self.assertQuerysetEqual(Book.objects.all(), [
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'<Book: Music for all ages by Artist formerly known as "Prince" and Django Reinhardt>'
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])
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# Load a fixture that doesn't exist
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management.call_command('loaddata', 'unknown.json', verbosity=0, commit=False)
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# object list is unaffected
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self.assertQuerysetEqual(Article.objects.all(), [
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'<Article: XML identified as leading cause of cancer>',
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'<Article: Django conquers world!>',
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'<Article: Copyright is fine the way it is>',
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'<Article: Poker on TV is great!>',
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'<Article: Python program becomes self aware>'
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])
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# By default, you get raw keys on dumpdata
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self._dumpdata_assert(['fixtures.book'], '[{"pk": 1, "model": "fixtures.book", "fields": {"name": "Music for all ages", "authors": [3, 1]}}]')
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# But you can get natural keys if you ask for them and they are available
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self._dumpdata_assert(['fixtures.book'], '[{"pk": 1, "model": "fixtures.book", "fields": {"name": "Music for all ages", "authors": [["Artist formerly known as \\"Prince\\""], ["Django Reinhardt"]]}}]', natural_keys=True)
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# Dump the current contents of the database as a JSON fixture
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self._dumpdata_assert(['fixtures'], '[{"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", "title": "News Stories"}}, {"pk": 5, "model": "fixtures.article", "fields": {"headline": "XML identified as leading cause of cancer", "pub_date": "2006-06-16 16:00:00"}}, {"pk": 4, "model": "fixtures.article", "fields": {"headline": "Django conquers world!", "pub_date": "2006-06-16 15:00:00"}}, {"pk": 3, "model": "fixtures.article", "fields": {"headline": "Copyright is fine the way it is", "pub_date": "2006-06-16 14:00:00"}}, {"pk": 2, "model": "fixtures.article", "fields": {"headline": "Poker on TV is great!", "pub_date": "2006-06-16 11:00:00"}}, {"pk": 1, "model": "fixtures.article", "fields": {"headline": "Python program becomes self aware", "pub_date": "2006-06-16 11:00:00"}}, {"pk": 1, "model": "fixtures.tag", "fields": {"tagged_type": ["fixtures", "article"], "name": "copyright", "tagged_id": 3}}, {"pk": 2, "model": "fixtures.tag", "fields": {"tagged_type": ["fixtures", "article"], "name": "legal", "tagged_id": 3}}, {"pk": 3, "model": "fixtures.tag", "fields": {"tagged_type": ["fixtures", "article"], "name": "django", "tagged_id": 4}}, {"pk": 4, "model": "fixtures.tag", "fields": {"tagged_type": ["fixtures", "article"], "name": "world domination", "tagged_id": 4}}, {"pk": 3, "model": "fixtures.person", "fields": {"name": "Artist formerly known as \\"Prince\\""}}, {"pk": 1, "model": "fixtures.person", "fields": {"name": "Django Reinhardt"}}, {"pk": 2, "model": "fixtures.person", "fields": {"name": "Stephane Grappelli"}}, {"pk": 1, "model": "fixtures.visa", "fields": {"person": ["Django Reinhardt"], "permissions": [["add_user", "auth", "user"], ["change_user", "auth", "user"], ["delete_user", "auth", "user"]]}}, {"pk": 2, "model": "fixtures.visa", "fields": {"person": ["Stephane Grappelli"], "permissions": [["add_user", "auth", "user"], ["delete_user", "auth", "user"]]}}, {"pk": 3, "model": "fixtures.visa", "fields": {"person": ["Artist formerly known as \\"Prince\\""], "permissions": [["change_user", "auth", "user"]]}}, {"pk": 1, "model": "fixtures.book", "fields": {"name": "Music for all ages", "authors": [["Artist formerly known as \\"Prince\\""], ["Django Reinhardt"]]}}]', natural_keys=True)
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# Dump the current contents of the database as an XML fixture
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self._dumpdata_assert(['fixtures'], """<?xml version="1.0" encoding="utf-8"?>
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<django-objects version="1.0"><object pk="1" model="fixtures.category"><field type="CharField" name="title">News Stories</field><field type="TextField" name="description">Latest news stories</field></object><object pk="5" model="fixtures.article"><field type="CharField" name="headline">XML identified as leading cause of cancer</field><field type="DateTimeField" name="pub_date">2006-06-16 16:00:00</field></object><object pk="4" model="fixtures.article"><field type="CharField" name="headline">Django conquers world!</field><field type="DateTimeField" name="pub_date">2006-06-16 15:00:00</field></object><object pk="3" model="fixtures.article"><field type="CharField" name="headline">Copyright is fine the way it is</field><field type="DateTimeField" name="pub_date">2006-06-16 14:00:00</field></object><object pk="2" model="fixtures.article"><field type="CharField" name="headline">Poker on TV is great!</field><field type="DateTimeField" name="pub_date">2006-06-16 11:00:00</field></object><object pk="1" model="fixtures.article"><field type="CharField" name="headline">Python program becomes self aware</field><field type="DateTimeField" name="pub_date">2006-06-16 11:00:00</field></object><object pk="1" model="fixtures.tag"><field type="CharField" name="name">copyright</field><field to="contenttypes.contenttype" name="tagged_type" rel="ManyToOneRel"><natural>fixtures</natural><natural>article</natural></field><field type="PositiveIntegerField" name="tagged_id">3</field></object><object pk="2" model="fixtures.tag"><field type="CharField" name="name">legal</field><field to="contenttypes.contenttype" name="tagged_type" rel="ManyToOneRel"><natural>fixtures</natural><natural>article</natural></field><field type="PositiveIntegerField" name="tagged_id">3</field></object><object pk="3" model="fixtures.tag"><field type="CharField" name="name">django</field><field to="contenttypes.contenttype" name="tagged_type" rel="ManyToOneRel"><natural>fixtures</natural><natural>article</natural></field><field type="PositiveIntegerField" name="tagged_id">4</field></object><object pk="4" model="fixtures.tag"><field type="CharField" name="name">world domination</field><field to="contenttypes.contenttype" name="tagged_type" rel="ManyToOneRel"><natural>fixtures</natural><natural>article</natural></field><field type="PositiveIntegerField" name="tagged_id">4</field></object><object pk="3" model="fixtures.person"><field type="CharField" name="name">Artist formerly known as "Prince"</field></object><object pk="1" model="fixtures.person"><field type="CharField" name="name">Django Reinhardt</field></object><object pk="2" model="fixtures.person"><field type="CharField" name="name">Stephane Grappelli</field></object><object pk="1" model="fixtures.visa"><field to="fixtures.person" name="person" rel="ManyToOneRel"><natural>Django Reinhardt</natural></field><field to="auth.permission" name="permissions" rel="ManyToManyRel"><object><natural>add_user</natural><natural>auth</natural><natural>user</natural></object><object><natural>change_user</natural><natural>auth</natural><natural>user</natural></object><object><natural>delete_user</natural><natural>auth</natural><natural>user</natural></object></field></object><object pk="2" model="fixtures.visa"><field to="fixtures.person" name="person" rel="ManyToOneRel"><natural>Stephane Grappelli</natural></field><field to="auth.permission" name="permissions" rel="ManyToManyRel"><object><natural>add_user</natural><natural>auth</natural><natural>user</natural></object><object><natural>delete_user</natural><natural>auth</natural><natural>user</natural></object></field></object><object pk="3" model="fixtures.visa"><field to="fixtures.person" name="person" rel="ManyToOneRel"><natural>Artist formerly known as "Prince"</natural></field><field to="auth.permission" name="permissions" rel="ManyToManyRel"><object><natural>change_user</natural><natural>auth</natural><natural>user</natural></object></field></object><object pk="1" model="fixtures.book"><field type="CharField" name="name">Music for all ages</field><field to="fixtures.person" name="authors" rel="ManyToManyRel"><object><natural>Artist formerly known as "Prince"</natural></object><object><natural>Django Reinhardt</natural></object></field></object></django-objects>""", format='xml', natural_keys=True)
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def test_compress_format_loading(self):
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# Load fixture 4 (compressed), using format specification
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management.call_command('loaddata', 'fixture4.json', verbosity=0, commit=False)
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self.assertQuerysetEqual(Article.objects.all(), [
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'<Article: Django pets kitten>',
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'<Article: Python program becomes self aware>'
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])
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def test_compressed_specified_loading(self):
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# Load fixture 5 (compressed), using format *and* compression specification
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management.call_command('loaddata', 'fixture5.json.zip', verbosity=0, commit=False)
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self.assertQuerysetEqual(Article.objects.all(), [
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'<Article: WoW subscribers now outnumber readers>',
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'<Article: Python program becomes self aware>'
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])
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def test_compressed_loading(self):
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# Load fixture 5 (compressed), only compression specification
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management.call_command('loaddata', 'fixture5.zip', verbosity=0, commit=False)
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self.assertQuerysetEqual(Article.objects.all(), [
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'<Article: WoW subscribers now outnumber readers>',
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'<Article: Python program becomes self aware>'
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])
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def test_ambiguous_compressed_fixture(self):
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# The name "fixture5" is ambigous, so loading it will raise an error
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new_io = StringIO.StringIO()
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management.call_command('loaddata', 'fixture5', verbosity=0, stderr=new_io, commit=False)
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output = new_io.getvalue().strip().split('\n')
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self.assertEqual(len(output), 1)
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self.assertTrue(output[0].startswith("Multiple fixtures named 'fixture5'"))
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def test_db_loading(self):
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# Load db fixtures 1 and 2. These will load using the 'default' database identifier implicitly
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management.call_command('loaddata', 'db_fixture_1', verbosity=0, commit=False)
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management.call_command('loaddata', 'db_fixture_2', verbosity=0, commit=False)
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self.assertQuerysetEqual(Article.objects.all(), [
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'<Article: Who needs more than one database?>',
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'<Article: Who needs to use compressed data?>',
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'<Article: Python program becomes self aware>'
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])
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def test_loading_using(self):
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# Load db fixtures 1 and 2. These will load using the 'default' database identifier explicitly
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management.call_command('loaddata', 'db_fixture_1', verbosity=0, using='default', commit=False)
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management.call_command('loaddata', 'db_fixture_2', verbosity=0, using='default', commit=False)
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self.assertQuerysetEqual(Article.objects.all(), [
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'<Article: Who needs more than one database?>',
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'<Article: Who needs to use compressed data?>',
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'<Article: Python program becomes self aware>'
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])
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def test_unmatched_identifier_loading(self):
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# Try to load db fixture 3. This won't load because the database identifier doesn't match
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management.call_command('loaddata', 'db_fixture_3', verbosity=0, commit=False)
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self.assertQuerysetEqual(Article.objects.all(), [
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'<Article: Python program becomes self aware>'
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])
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management.call_command('loaddata', 'db_fixture_3', verbosity=0, using='default', commit=False)
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self.assertQuerysetEqual(Article.objects.all(), [
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'<Article: Python program becomes self aware>'
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])
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def test_output_formats(self):
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# Load back in fixture 1, we need the articles from it
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management.call_command('loaddata', 'fixture1', verbosity=0, commit=False)
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# Try to load fixture 6 using format discovery
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management.call_command('loaddata', 'fixture6', verbosity=0, commit=False)
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self.assertQuerysetEqual(Tag.objects.all(), [
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'<Tag: <Article: Time to reform copyright> tagged "copyright">',
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'<Tag: <Article: Time to reform copyright> tagged "law">'
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])
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# Dump the current contents of the database as a JSON fixture
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self._dumpdata_assert(['fixtures'], '[{"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", "title": "News Stories"}}, {"pk": 3, "model": "fixtures.article", "fields": {"headline": "Time to reform copyright", "pub_date": "2006-06-16 13:00:00"}}, {"pk": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no place on ESPN", "pub_date": "2006-06-16 12:00:00"}}, {"pk": 1, "model": "fixtures.article", "fields": {"headline": "Python program becomes self aware", "pub_date": "2006-06-16 11:00:00"}}, {"pk": 1, "model": "fixtures.tag", "fields": {"tagged_type": ["fixtures", "article"], "name": "copyright", "tagged_id": 3}}, {"pk": 2, "model": "fixtures.tag", "fields": {"tagged_type": ["fixtures", "article"], "name": "law", "tagged_id": 3}}, {"pk": 1, "model": "fixtures.person", "fields": {"name": "Django Reinhardt"}}, {"pk": 3, "model": "fixtures.person", "fields": {"name": "Prince"}}, {"pk": 2, "model": "fixtures.person", "fields": {"name": "Stephane Grappelli"}}]', natural_keys=True)
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# Dump the current contents of the database as an XML fixture
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self._dumpdata_assert(['fixtures'], """<?xml version="1.0" encoding="utf-8"?>
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<django-objects version="1.0"><object pk="1" model="fixtures.category"><field type="CharField" name="title">News Stories</field><field type="TextField" name="description">Latest news stories</field></object><object pk="3" model="fixtures.article"><field type="CharField" name="headline">Time to reform copyright</field><field type="DateTimeField" name="pub_date">2006-06-16 13:00:00</field></object><object pk="2" model="fixtures.article"><field type="CharField" name="headline">Poker has no place on ESPN</field><field type="DateTimeField" name="pub_date">2006-06-16 12:00:00</field></object><object pk="1" model="fixtures.article"><field type="CharField" name="headline">Python program becomes self aware</field><field type="DateTimeField" name="pub_date">2006-06-16 11:00:00</field></object><object pk="1" model="fixtures.tag"><field type="CharField" name="name">copyright</field><field to="contenttypes.contenttype" name="tagged_type" rel="ManyToOneRel"><natural>fixtures</natural><natural>article</natural></field><field type="PositiveIntegerField" name="tagged_id">3</field></object><object pk="2" model="fixtures.tag"><field type="CharField" name="name">law</field><field to="contenttypes.contenttype" name="tagged_type" rel="ManyToOneRel"><natural>fixtures</natural><natural>article</natural></field><field type="PositiveIntegerField" name="tagged_id">3</field></object><object pk="1" model="fixtures.person"><field type="CharField" name="name">Django Reinhardt</field></object><object pk="3" model="fixtures.person"><field type="CharField" name="name">Prince</field></object><object pk="2" model="fixtures.person"><field type="CharField" name="name">Stephane Grappelli</field></object></django-objects>""", format='xml', natural_keys=True)
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if settings.DATABASES[DEFAULT_DB_ALIAS]['ENGINE'] != 'django.db.backends.mysql':
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class FixtureTransactionTests(TransactionTestCase):
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def _dumpdata_assert(self, args, output, format='json'):
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new_io = StringIO.StringIO()
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management.call_command('dumpdata', *args, **{'format':format, 'stdout':new_io})
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command_output = new_io.getvalue().strip()
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self.assertEqual(command_output, output)
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def test_format_discovery(self):
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# Load fixture 1 again, using format discovery
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management.call_command('loaddata', 'fixture1', verbosity=0, commit=False)
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self.assertQuerysetEqual(Article.objects.all(), [
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'<Article: Time to reform copyright>',
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'<Article: Poker has no place on ESPN>',
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'<Article: Python program becomes self aware>'
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])
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# Try to load fixture 2 using format discovery; this will fail
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# because there are two fixture2's in the fixtures directory
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new_io = StringIO.StringIO()
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management.call_command('loaddata', 'fixture2', verbosity=0, stderr=new_io)
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output = new_io.getvalue().strip().split('\n')
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self.assertEqual(len(output), 1)
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self.assertTrue(output[0].startswith("Multiple fixtures named 'fixture2'"))
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# object list is unaffected
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self.assertQuerysetEqual(Article.objects.all(), [
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'<Article: Time to reform copyright>',
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'<Article: Poker has no place on ESPN>',
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'<Article: Python program becomes self aware>'
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])
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# Dump the current contents of the database as a JSON fixture
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self._dumpdata_assert(['fixtures'], '[{"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", "title": "News Stories"}}, {"pk": 3, "model": "fixtures.article", "fields": {"headline": "Time to reform copyright", "pub_date": "2006-06-16 13:00:00"}}, {"pk": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no place on ESPN", "pub_date": "2006-06-16 12:00:00"}}, {"pk": 1, "model": "fixtures.article", "fields": {"headline": "Python program becomes self aware", "pub_date": "2006-06-16 11:00:00"}}]')
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# Load fixture 4 (compressed), using format discovery
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management.call_command('loaddata', 'fixture4', verbosity=0, commit=False)
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self.assertQuerysetEqual(Article.objects.all(), [
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'<Article: Django pets kitten>',
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'<Article: Time to reform copyright>',
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'<Article: Poker has no place on ESPN>',
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'<Article: Python program becomes self aware>'
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])
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