341 lines
29 KiB
Python
341 lines
29 KiB
Python
from __future__ import absolute_import
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import StringIO
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from django.contrib.sites.models import Site
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from django.core import management
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from django.db import connection
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from django.test import TestCase, TransactionTestCase, skipUnlessDBFeature
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from .models import Article, Book, Spy, 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 3 fixture objects"
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self.assertEqual(Article.objects.count(), 3)
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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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])
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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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use_base_manager=False, exclude_list=[]):
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new_io = StringIO.StringIO()
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management.call_command('dumpdata', *args, **{'format':format,
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'stdout':new_io,
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'stderr':new_io,
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'use_natural_keys':natural_keys,
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'use_base_manager':use_base_manager,
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'exclude': exclude_list})
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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(Book.objects.all(), [
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'<Book: Achieving self-awareness of Python programs>'
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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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Site.objects.all().delete()
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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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])
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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": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no place on ESPN", "pub_date": "2006-06-16T12:00:00"}}, {"pk": 3, "model": "fixtures.article", "fields": {"headline": "Time to reform copyright", "pub_date": "2006-06-16T13:00:00"}}, {"pk": 10, "model": "fixtures.book", "fields": {"name": "Achieving self-awareness of Python programs", "authors": []}}]')
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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": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no place on ESPN", "pub_date": "2006-06-16T12:00:00"}}, {"pk": 3, "model": "fixtures.article", "fields": {"headline": "Time to reform copyright", "pub_date": "2006-06-16T13:00:00"}}]')
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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": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no place on ESPN", "pub_date": "2006-06-16T12:00:00"}}, {"pk": 3, "model": "fixtures.article", "fields": {"headline": "Time to reform copyright", "pub_date": "2006-06-16T13:00:00"}}]')
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# Specify a specific model twice
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self._dumpdata_assert(['fixtures.Article', 'fixtures.Article'], '[{"pk": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no place on ESPN", "pub_date": "2006-06-16T12:00:00"}}, {"pk": 3, "model": "fixtures.article", "fields": {"headline": "Time to reform copyright", "pub_date": "2006-06-16T13:00:00"}}]')
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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": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no place on ESPN", "pub_date": "2006-06-16T12:00:00"}}, {"pk": 3, "model": "fixtures.article", "fields": {"headline": "Time to reform copyright", "pub_date": "2006-06-16T13:00:00"}}, {"pk": 10, "model": "fixtures.book", "fields": {"name": "Achieving self-awareness of Python programs", "authors": []}}]')
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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": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no place on ESPN", "pub_date": "2006-06-16T12:00:00"}}, {"pk": 3, "model": "fixtures.article", "fields": {"headline": "Time to reform copyright", "pub_date": "2006-06-16T13:00:00"}}, {"pk": 10, "model": "fixtures.book", "fields": {"name": "Achieving self-awareness of Python programs", "authors": []}}]')
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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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])
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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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])
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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: Achieving self-awareness of Python programs>',
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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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])
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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]}}, {"pk": 10, "model": "fixtures.book", "fields": {"name": "Achieving self-awareness of Python programs", "authors": []}}]')
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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"]]}}, {"pk": 10, "model": "fixtures.book", "fields": {"name": "Achieving self-awareness of Python programs", "authors": []}}]', 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": 2, "model": "fixtures.article", "fields": {"headline": "Poker on TV is great!", "pub_date": "2006-06-16T11:00:00"}}, {"pk": 3, "model": "fixtures.article", "fields": {"headline": "Copyright is fine the way it is", "pub_date": "2006-06-16T14:00:00"}}, {"pk": 4, "model": "fixtures.article", "fields": {"headline": "Django conquers world!", "pub_date": "2006-06-16T15:00:00"}}, {"pk": 5, "model": "fixtures.article", "fields": {"headline": "XML identified as leading cause of cancer", "pub_date": "2006-06-16T16:00:00"}}, {"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": 1, "model": "fixtures.person", "fields": {"name": "Django Reinhardt"}}, {"pk": 2, "model": "fixtures.person", "fields": {"name": "Stephane Grappelli"}}, {"pk": 3, "model": "fixtures.person", "fields": {"name": "Artist formerly known as \\"Prince\\""}}, {"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"]]}}, {"pk": 10, "model": "fixtures.book", "fields": {"name": "Achieving self-awareness of Python programs", "authors": []}}]', 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="2" model="fixtures.article"><field type="CharField" name="headline">Poker on TV is great!</field><field type="DateTimeField" name="pub_date">2006-06-16T11:00:00</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">2006-06-16T14:00:00</field></object><object pk="4" model="fixtures.article"><field type="CharField" name="headline">Django conquers world!</field><field type="DateTimeField" name="pub_date">2006-06-16T15:00:00</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">2006-06-16T16:00:00</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="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="3" model="fixtures.person"><field type="CharField" name="name">Artist formerly known as "Prince"</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><object pk="10" model="fixtures.book"><field type="CharField" name="name">Achieving self-awareness of Python programs</field><field to="fixtures.person" name="authors" rel="ManyToManyRel"></field></object></django-objects>""", format='xml', natural_keys=True)
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def test_dumpdata_with_excludes(self):
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# Load fixture1 which has a site, two articles, and a category
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Site.objects.all().delete()
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management.call_command('loaddata', 'fixture1.json', verbosity=0, commit=False)
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# Excluding fixtures app should only leave sites
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self._dumpdata_assert(
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['sites', 'fixtures'],
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'[{"pk": 1, "model": "sites.site", "fields": {"domain": "example.com", "name": "example.com"}}]',
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exclude_list=['fixtures'])
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# Excluding fixtures.Article/Book should leave fixtures.Category
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self._dumpdata_assert(
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['sites', 'fixtures'],
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'[{"pk": 1, "model": "sites.site", "fields": {"domain": "example.com", "name": "example.com"}}, {"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", "title": "News Stories"}}]',
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exclude_list=['fixtures.Article', 'fixtures.Book'])
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# Excluding fixtures and fixtures.Article/Book should be a no-op
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self._dumpdata_assert(
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['sites', 'fixtures'],
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'[{"pk": 1, "model": "sites.site", "fields": {"domain": "example.com", "name": "example.com"}}, {"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", "title": "News Stories"}}]',
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exclude_list=['fixtures.Article', 'fixtures.Book'])
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# Excluding sites and fixtures.Article/Book should only leave fixtures.Category
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self._dumpdata_assert(
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['sites', 'fixtures'],
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'[{"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", "title": "News Stories"}}]',
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exclude_list=['fixtures.Article', 'fixtures.Book', 'sites'])
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# Excluding a bogus app should throw an error
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self.assertRaises(management.CommandError,
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self._dumpdata_assert,
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['fixtures', 'sites'],
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'',
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exclude_list=['foo_app'])
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# Excluding a bogus model should throw an error
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self.assertRaises(management.CommandError,
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self._dumpdata_assert,
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['fixtures', 'sites'],
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'',
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exclude_list=['fixtures.FooModel'])
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def test_dumpdata_with_filtering_manager(self):
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spy1 = Spy.objects.create(name='Paul')
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spy2 = Spy.objects.create(name='Alex', cover_blown=True)
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self.assertQuerysetEqual(Spy.objects.all(),
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['<Spy: Paul>'])
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# Use the default manager
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self._dumpdata_assert(['fixtures.Spy'],'[{"pk": %d, "model": "fixtures.spy", "fields": {"cover_blown": false}}]' % spy1.pk)
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# Dump using Django's base manager. Should return all objects,
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# even those normally filtered by the manager
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self._dumpdata_assert(['fixtures.Spy'], '[{"pk": %d, "model": "fixtures.spy", "fields": {"cover_blown": true}}, {"pk": %d, "model": "fixtures.spy", "fields": {"cover_blown": false}}]' % (spy2.pk, spy1.pk), use_base_manager=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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])
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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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])
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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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])
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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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])
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def test_loaddata_error_message(self):
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"""
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Verifies that loading a fixture which contains an invalid object
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outputs an error message which contains the pk of the object
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that triggered the error.
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"""
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# MySQL needs a little prodding to reject invalid data.
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# This won't affect other tests because the database connection
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# is closed at the end of each test.
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if connection.vendor == 'mysql':
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connection.cursor().execute("SET sql_mode = 'TRADITIONAL'")
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new_io = StringIO.StringIO()
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management.call_command('loaddata', 'invalid.json', verbosity=0, stderr=new_io, commit=False)
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output = new_io.getvalue().strip().split('\n')
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self.assertRegexpMatches(output[-1], "Error: Could not load fixtures.Article\(pk=1\): .*$")
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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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])
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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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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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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": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no place on ESPN", "pub_date": "2006-06-16T12:00:00"}}, {"pk": 3, "model": "fixtures.article", "fields": {"headline": "Time to reform copyright", "pub_date": "2006-06-16T13:00:00"}}, {"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": 2, "model": "fixtures.person", "fields": {"name": "Stephane Grappelli"}}, {"pk": 3, "model": "fixtures.person", "fields": {"name": "Prince"}}, {"pk": 10, "model": "fixtures.book", "fields": {"name": "Achieving self-awareness of Python programs", "authors": []}}]', 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="2" model="fixtures.article"><field type="CharField" name="headline">Poker has no place on ESPN</field><field type="DateTimeField" name="pub_date">2006-06-16T12:00:00</field></object><object pk="3" model="fixtures.article"><field type="CharField" name="headline">Time to reform copyright</field><field type="DateTimeField" name="pub_date">2006-06-16T13:00:00</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="2" model="fixtures.person"><field type="CharField" name="name">Stephane Grappelli</field></object><object pk="3" model="fixtures.person"><field type="CharField" name="name">Prince</field></object><object pk="10" model="fixtures.book"><field type="CharField" name="name">Achieving self-awareness of Python programs</field><field to="fixtures.person" name="authors" rel="ManyToManyRel"></field></object></django-objects>""", format='xml', natural_keys=True)
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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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|
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@skipUnlessDBFeature('supports_forward_references')
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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(), [
|
|
'<Article: Time to reform copyright>',
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|
'<Article: Poker has no place on ESPN>',
|
|
])
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|
|
|
# Try to load fixture 2 using format discovery; this will fail
|
|
# because there are two fixture2's in the fixtures directory
|
|
new_io = StringIO.StringIO()
|
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management.call_command('loaddata', 'fixture2', verbosity=0, stderr=new_io)
|
|
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
|
|
self.assertQuerysetEqual(Article.objects.all(), [
|
|
'<Article: Time to reform copyright>',
|
|
'<Article: Poker has no place on ESPN>',
|
|
])
|
|
|
|
# Dump the current contents of the database as a JSON fixture
|
|
self._dumpdata_assert(['fixtures'], '[{"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", "title": "News Stories"}}, {"pk": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no place on ESPN", "pub_date": "2006-06-16T12:00:00"}}, {"pk": 3, "model": "fixtures.article", "fields": {"headline": "Time to reform copyright", "pub_date": "2006-06-16T13:00:00"}}, {"pk": 10, "model": "fixtures.book", "fields": {"name": "Achieving self-awareness of Python programs", "authors": []}}]')
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|
|
|
# Load fixture 4 (compressed), using format discovery
|
|
management.call_command('loaddata', 'fixture4', verbosity=0, commit=False)
|
|
self.assertQuerysetEqual(Article.objects.all(), [
|
|
'<Article: Django pets kitten>',
|
|
'<Article: Time to reform copyright>',
|
|
'<Article: Poker has no place on ESPN>',
|
|
])
|