756 lines
41 KiB
Python
756 lines
41 KiB
Python
from __future__ import unicode_literals
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import os
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import sys
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import tempfile
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import unittest
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import warnings
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from django.apps import apps
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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.core.files.temp import NamedTemporaryFile
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from django.core.management import CommandError
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from django.core.management.commands.dumpdata import ProxyModelWarning
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from django.core.serializers.base import ProgressBar
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from django.db import IntegrityError, connection
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from django.test import (
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TestCase, TransactionTestCase, mock, skipUnlessDBFeature,
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)
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from django.utils import six
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from django.utils.encoding import force_text
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from .models import (
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Article, Category, PrimaryKeyUUIDModel, ProxySpy, Spy, Tag, Visa,
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)
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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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"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 SubclassTestCaseFixtureLoadingTests(TestCaseFixtureLoadingTests):
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"""
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Make sure that subclasses can remove fixtures from parent class (#21089).
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"""
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fixtures = []
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def testClassFixtures(self):
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"There were no fixture objects installed"
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self.assertEqual(Article.objects.count(), 0)
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class DumpDataAssertMixin(object):
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def _dumpdata_assert(self, args, output, format='json', filename=None,
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natural_foreign_keys=False, natural_primary_keys=False,
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use_base_manager=False, exclude_list=[], primary_keys=''):
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new_io = six.StringIO()
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if filename:
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filename = os.path.join(tempfile.gettempdir(), filename)
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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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'output': filename,
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'use_natural_foreign_keys': natural_foreign_keys,
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'use_natural_primary_keys': natural_primary_keys,
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'use_base_manager': use_base_manager,
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'exclude': exclude_list,
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'primary_keys': primary_keys})
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if filename:
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with open(filename, "r") as f:
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command_output = f.read()
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os.remove(filename)
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else:
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command_output = new_io.getvalue().strip()
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if format == "json":
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self.assertJSONEqual(command_output, output)
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elif format == "xml":
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self.assertXMLEqual(command_output, output)
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else:
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self.assertEqual(command_output, output)
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class FixtureLoadingTests(DumpDataAssertMixin, TestCase):
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def test_loading_and_dumping(self):
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apps.clear_cache()
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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)
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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(
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['fixtures'],
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'[{"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", "title": '
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'"News Stories"}}, {"pk": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no place '
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'on ESPN", "pub_date": "2006-06-16T12:00:00"}}, {"pk": 3, "model": "fixtures.article", "fields": '
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'{"headline": "Time to reform copyright", "pub_date": "2006-06-16T13:00:00"}}]'
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)
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# Try just dumping the contents of fixtures.Category
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self._dumpdata_assert(
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['fixtures.Category'],
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'[{"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", '
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'"title": "News Stories"}}]'
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)
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# ...and just fixtures.Article
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self._dumpdata_assert(
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['fixtures.Article'],
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'[{"pk": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no place on ESPN", '
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'"pub_date": "2006-06-16T12:00:00"}}, {"pk": 3, "model": "fixtures.article", "fields": {"headline": '
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'"Time to reform copyright", "pub_date": "2006-06-16T13:00:00"}}]'
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)
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# ...and both
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self._dumpdata_assert(
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['fixtures.Category', 'fixtures.Article'],
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'[{"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", '
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'"title": "News Stories"}}, {"pk": 2, "model": "fixtures.article", "fields": {"headline": "Poker has '
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'no place on ESPN", "pub_date": "2006-06-16T12:00:00"}}, {"pk": 3, "model": "fixtures.article", '
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'"fields": {"headline": "Time to reform copyright", "pub_date": "2006-06-16T13:00:00"}}]'
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)
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# Specify a specific model twice
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self._dumpdata_assert(
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['fixtures.Article', 'fixtures.Article'],
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(
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'[{"pk": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no place on ESPN", '
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'"pub_date": "2006-06-16T12:00:00"}}, {"pk": 3, "model": "fixtures.article", "fields": {"headline": '
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'"Time to reform copyright", "pub_date": "2006-06-16T13:00:00"}}]'
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)
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)
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# Specify a dump that specifies Article both explicitly and implicitly
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self._dumpdata_assert(
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['fixtures.Article', 'fixtures'],
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'[{"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", "title": '
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'"News Stories"}}, {"pk": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no place '
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'on ESPN", "pub_date": "2006-06-16T12:00:00"}}, {"pk": 3, "model": "fixtures.article", "fields": '
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'{"headline": "Time to reform copyright", "pub_date": "2006-06-16T13:00:00"}}]'
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)
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# Specify a dump that specifies Article both explicitly and implicitly,
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# but lists the app first (#22025).
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self._dumpdata_assert(
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['fixtures', 'fixtures.Article'],
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'[{"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", "title": '
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'"News Stories"}}, {"pk": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no place '
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'on ESPN", "pub_date": "2006-06-16T12:00:00"}}, {"pk": 3, "model": "fixtures.article", "fields": '
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'{"headline": "Time to reform copyright", "pub_date": "2006-06-16T13:00:00"}}]'
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)
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# Same again, but specify in the reverse order
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self._dumpdata_assert(
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['fixtures'],
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'[{"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", "title": '
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'"News Stories"}}, {"pk": 2, "model": "fixtures.article", "fields": {"headline": "Poker has no '
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'place on ESPN", "pub_date": "2006-06-16T12:00:00"}}, {"pk": 3, "model": "fixtures.article", "fields":'
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' {"headline": "Time to reform copyright", "pub_date": "2006-06-16T13:00:00"}}]'
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)
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# Specify one model from one application, and an entire other application.
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self._dumpdata_assert(
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['fixtures.Category', 'sites'],
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'[{"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", "title": '
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'"News Stories"}}, {"pk": 1, "model": "sites.site", "fields": {"domain": "example.com", "name": '
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'"example.com"}}]'
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)
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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)
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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)
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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)
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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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], ordered=False)
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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)
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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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], ordered=False)
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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)
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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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], ordered=False)
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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)
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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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], ordered=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(
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['fixtures.book'],
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'[{"pk": 1, "model": "fixtures.book", "fields": {"name": "Music for all ages", "authors": [3, 1]}}]'
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)
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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(
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['fixtures.book'],
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'[{"pk": 1, "model": "fixtures.book", "fields": {"name": "Music for all ages", "authors": [["Artist '
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'formerly known as \\"Prince\\""], ["Django Reinhardt"]]}}]',
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natural_foreign_keys=True
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)
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# You can also omit the primary keys for models that we can get later with natural keys.
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self._dumpdata_assert(
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['fixtures.person'],
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'[{"fields": {"name": "Django Reinhardt"}, "model": "fixtures.person"}, {"fields": {"name": "Stephane '
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'Grappelli"}, "model": "fixtures.person"}, {"fields": {"name": "Artist formerly known as '
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'\\"Prince\\""}, "model": "fixtures.person"}]',
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natural_primary_keys=True
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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(
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['fixtures'],
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'[{"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", "title": '
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'"News Stories"}}, {"pk": 2, "model": "fixtures.article", "fields": {"headline": "Poker on TV is '
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'great!", "pub_date": "2006-06-16T11:00:00"}}, {"pk": 3, "model": "fixtures.article", "fields": '
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'{"headline": "Copyright is fine the way it is", "pub_date": "2006-06-16T14:00:00"}}, {"pk": 4, '
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'"model": "fixtures.article", "fields": {"headline": "Django conquers world!", "pub_date": '
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'"2006-06-16T15:00:00"}}, {"pk": 5, "model": "fixtures.article", "fields": {"headline": "XML '
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'identified as leading cause of cancer", "pub_date": "2006-06-16T16:00:00"}}, {"pk": 1, "model": '
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'"fixtures.tag", "fields": {"tagged_type": ["fixtures", "article"], "name": "copyright", "tagged_id": '
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'3}}, {"pk": 2, "model": "fixtures.tag", "fields": {"tagged_type": ["fixtures", "article"], "name": '
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'"legal", "tagged_id": 3}}, {"pk": 3, "model": "fixtures.tag", "fields": {"tagged_type": ["fixtures", '
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'"article"], "name": "django", "tagged_id": 4}}, {"pk": 4, "model": "fixtures.tag", "fields": '
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'{"tagged_type": ["fixtures", "article"], "name": "world domination", "tagged_id": 4}}, {"pk": 1, '
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'"model": "fixtures.person", "fields": {"name": "Django Reinhardt"}}, {"pk": 2, "model": '
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'"fixtures.person", "fields": {"name": "Stephane Grappelli"}}, {"pk": 3, "model": "fixtures.person", '
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'"fields": {"name": "Artist formerly known as \\"Prince\\""}}, {"pk": 1, "model": "fixtures.visa", '
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'"fields": {"person": ["Django Reinhardt"], "permissions": [["add_user", "auth", "user"], '
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'["change_user", "auth", "user"], ["delete_user", "auth", "user"]]}}, {"pk": 2, "model": '
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'"fixtures.visa", "fields": {"person": ["Stephane Grappelli"], "permissions": [["add_user", "auth", '
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'"user"], ["delete_user", "auth", "user"]]}}, {"pk": 3, "model": "fixtures.visa", "fields": {"person":'
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' ["Artist formerly known as \\"Prince\\""], "permissions": [["change_user", "auth", "user"]]}}, '
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'{"pk": 1, "model": "fixtures.book", "fields": {"name": "Music for all ages", "authors": [["Artist '
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'formerly known as \\"Prince\\""], ["Django Reinhardt"]]}}]',
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natural_foreign_keys=True
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)
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# Dump the current contents of the database as an XML fixture
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self._dumpdata_assert(
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['fixtures'],
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'<?xml version="1.0" encoding="utf-8"?><django-objects version="1.0"><object pk="1" '
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'model="fixtures.category"><field type="CharField" name="title">News Stories</field><field '
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'type="TextField" name="description">Latest news stories</field></object><object pk="2" '
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'model="fixtures.article"><field type="CharField" name="headline">Poker on TV is great!</field><field '
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'type="DateTimeField" name="pub_date">2006-06-16T11:00:00</field></object><object pk="3" '
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'model="fixtures.article"><field type="CharField" name="headline">Copyright is fine the way it '
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'is</field><field type="DateTimeField" name="pub_date">2006-06-16T14:00:00</field></object><object '
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'pk="4" model="fixtures.article"><field type="CharField" name="headline">Django conquers world!'
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'</field><field type="DateTimeField" name="pub_date">2006-06-16T15:00:00</field></object><object '
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'pk="5" model="fixtures.article"><field type="CharField" name="headline">XML identified as leading '
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'cause of cancer</field><field type="DateTimeField" name="pub_date">2006-06-16T16:00:00</field>'
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'</object><object pk="1" model="fixtures.tag"><field type="CharField" name="name">copyright</field>'
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'<field to="contenttypes.contenttype" name="tagged_type" rel="ManyToOneRel"><natural>fixtures'
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'</natural><natural>article</natural></field><field type="PositiveIntegerField" name="tagged_id">3'
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'</field></object><object pk="2" model="fixtures.tag"><field type="CharField" name="name">legal'
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'</field><field to="contenttypes.contenttype" name="tagged_type" rel="ManyToOneRel"><natural>'
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'fixtures</natural><natural>article</natural></field><field type="PositiveIntegerField" '
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'name="tagged_id">3</field></object><object pk="3" model="fixtures.tag"><field type="CharField" '
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'name="name">django</field><field to="contenttypes.contenttype" name="tagged_type" '
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'rel="ManyToOneRel"><natural>fixtures</natural><natural>article</natural></field><field '
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'type="PositiveIntegerField" name="tagged_id">4</field></object><object pk="4" model="fixtures.tag">'
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'<field type="CharField" name="name">world domination</field><field to="contenttypes.contenttype" '
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'name="tagged_type" rel="ManyToOneRel"><natural>fixtures</natural><natural>article</natural></field>'
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'<field type="PositiveIntegerField" name="tagged_id">4</field></object><object pk="1" '
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'model="fixtures.person"><field type="CharField" name="name">Django Reinhardt</field></object>'
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'<object pk="2" model="fixtures.person"><field type="CharField" name="name">Stephane Grappelli'
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'</field></object><object pk="3" model="fixtures.person"><field type="CharField" name="name">'
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'Artist formerly known as "Prince"</field></object><object pk="1" model="fixtures.visa"><field '
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'to="fixtures.person" name="person" rel="ManyToOneRel"><natural>Django Reinhardt</natural></field>'
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'<field to="auth.permission" name="permissions" rel="ManyToManyRel"><object><natural>add_user'
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'</natural><natural>auth</natural><natural>user</natural></object><object><natural>change_user'
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'</natural><natural>auth</natural><natural>user</natural></object><object><natural>delete_user'
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'</natural><natural>auth</natural><natural>user</natural></object></field></object><object pk="2" '
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'model="fixtures.visa"><field to="fixtures.person" name="person" rel="ManyToOneRel"><natural>Stephane'
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' Grappelli</natural></field><field to="auth.permission" name="permissions" rel="ManyToManyRel">'
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'<object><natural>add_user</natural><natural>auth</natural><natural>user</natural></object><object>'
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'<natural>delete_user</natural><natural>auth</natural><natural>user</natural></object></field>'
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'</object><object pk="3" model="fixtures.visa"><field to="fixtures.person" name="person" '
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'rel="ManyToOneRel"><natural>Artist formerly known as "Prince"</natural></field><field '
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'to="auth.permission" name="permissions" rel="ManyToManyRel"><object><natural>change_user</natural>'
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'<natural>auth</natural><natural>user</natural></object></field></object><object pk="1" '
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'model="fixtures.book"><field type="CharField" name="name">Music for all ages</field><field '
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'to="fixtures.person" name="authors" rel="ManyToManyRel"><object><natural>Artist formerly known as '
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'"Prince"</natural></object><object><natural>Django Reinhardt</natural></object></field></object>'
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'</django-objects>',
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format='xml', natural_foreign_keys=True
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)
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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)
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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"}}, '
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'{"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", "title": '
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'"News Stories"}}]',
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exclude_list=['fixtures.Article', 'fixtures.Book']
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)
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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"}}]',
|
|
exclude_list=['fixtures.Article', 'fixtures.Book']
|
|
)
|
|
|
|
# Excluding sites and fixtures.Article/Book should only leave fixtures.Category
|
|
self._dumpdata_assert(
|
|
['sites', 'fixtures'],
|
|
'[{"pk": 1, "model": "fixtures.category", "fields": {"description": "Latest news stories", "title": '
|
|
'"News Stories"}}]',
|
|
exclude_list=['fixtures.Article', 'fixtures.Book', 'sites']
|
|
)
|
|
|
|
# Excluding a bogus app should throw an error
|
|
with self.assertRaisesMessage(management.CommandError, "No installed app with label 'foo_app'."):
|
|
self._dumpdata_assert(['fixtures', 'sites'], '', exclude_list=['foo_app'])
|
|
|
|
# Excluding a bogus model should throw an error
|
|
with self.assertRaisesMessage(management.CommandError, "Unknown model: fixtures.FooModel"):
|
|
self._dumpdata_assert(['fixtures', 'sites'], '', exclude_list=['fixtures.FooModel'])
|
|
|
|
@unittest.skipIf(sys.platform.startswith('win'), "Windows doesn't support '?' in filenames.")
|
|
def test_load_fixture_with_special_characters(self):
|
|
management.call_command('loaddata', 'fixture_with[special]chars', verbosity=0)
|
|
self.assertQuerysetEqual(Article.objects.all(), ['<Article: How To Deal With Special Characters>'])
|
|
|
|
def test_dumpdata_with_filtering_manager(self):
|
|
spy1 = Spy.objects.create(name='Paul')
|
|
spy2 = Spy.objects.create(name='Alex', cover_blown=True)
|
|
self.assertQuerysetEqual(Spy.objects.all(),
|
|
['<Spy: Paul>'])
|
|
# Use the default manager
|
|
self._dumpdata_assert(
|
|
['fixtures.Spy'],
|
|
'[{"pk": %d, "model": "fixtures.spy", "fields": {"cover_blown": false}}]' % spy1.pk
|
|
)
|
|
# Dump using Django's base manager. Should return all objects,
|
|
# even those normally filtered by the manager
|
|
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
|
|
)
|
|
|
|
def test_dumpdata_with_pks(self):
|
|
management.call_command('loaddata', 'fixture1.json', verbosity=0)
|
|
management.call_command('loaddata', 'fixture2.json', verbosity=0)
|
|
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": '
|
|
'"Copyright is fine the way it is", "pub_date": "2006-06-16T14:00:00"}}]',
|
|
primary_keys='2,3'
|
|
)
|
|
|
|
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"}}]',
|
|
primary_keys='2'
|
|
)
|
|
|
|
with self.assertRaisesMessage(management.CommandError, "You can only use --pks option with one model"):
|
|
self._dumpdata_assert(
|
|
['fixtures'],
|
|
'[{"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": "Copyright is fine the way it is", "pub_date": "2006-06-16T14:00:00"}}]',
|
|
primary_keys='2,3'
|
|
)
|
|
|
|
with self.assertRaisesMessage(management.CommandError, "You can only use --pks option with one model"):
|
|
self._dumpdata_assert(
|
|
'',
|
|
'[{"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": "Copyright is fine the way it is", "pub_date": "2006-06-16T14:00:00"}}]',
|
|
primary_keys='2,3'
|
|
)
|
|
|
|
with self.assertRaisesMessage(management.CommandError, "You can only use --pks option with one model"):
|
|
self._dumpdata_assert(
|
|
['fixtures.Article', 'fixtures.category'],
|
|
'[{"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": "Copyright is fine the way it is", "pub_date": "2006-06-16T14:00:00"}}]',
|
|
primary_keys='2,3'
|
|
)
|
|
|
|
def test_dumpdata_with_uuid_pks(self):
|
|
m1 = PrimaryKeyUUIDModel.objects.create()
|
|
m2 = PrimaryKeyUUIDModel.objects.create()
|
|
output = six.StringIO()
|
|
management.call_command(
|
|
'dumpdata', 'fixtures.PrimaryKeyUUIDModel', '--pks', ', '.join([str(m1.id), str(m2.id)]),
|
|
stdout=output,
|
|
)
|
|
result = output.getvalue()
|
|
self.assertIn('"pk": "%s"' % m1.id, result)
|
|
self.assertIn('"pk": "%s"' % m2.id, result)
|
|
|
|
def test_dumpdata_with_file_output(self):
|
|
management.call_command('loaddata', 'fixture1.json', verbosity=0)
|
|
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"}}]',
|
|
filename='dumpdata.json'
|
|
)
|
|
|
|
def test_dumpdata_progressbar(self):
|
|
"""
|
|
Dumpdata shows a progress bar on the command line when --output is set,
|
|
stdout is a tty, and verbosity > 0.
|
|
"""
|
|
management.call_command('loaddata', 'fixture1.json', verbosity=0)
|
|
new_io = six.StringIO()
|
|
new_io.isatty = lambda: True
|
|
with NamedTemporaryFile() as file:
|
|
options = {
|
|
'format': 'json',
|
|
'stdout': new_io,
|
|
'stderr': new_io,
|
|
'output': file.name,
|
|
}
|
|
management.call_command('dumpdata', 'fixtures', **options)
|
|
self.assertTrue(new_io.getvalue().endswith('[' + '.' * ProgressBar.progress_width + ']\n'))
|
|
|
|
# Test no progress bar when verbosity = 0
|
|
options['verbosity'] = 0
|
|
new_io = six.StringIO()
|
|
new_io.isatty = lambda: True
|
|
options.update({'stdout': new_io, 'stderr': new_io})
|
|
management.call_command('dumpdata', 'fixtures', **options)
|
|
self.assertEqual(new_io.getvalue(), '')
|
|
|
|
def test_dumpdata_proxy_without_concrete(self):
|
|
"""
|
|
A warning is displayed if a proxy model is dumped without its concrete
|
|
parent.
|
|
"""
|
|
ProxySpy.objects.create(name='Paul')
|
|
|
|
with warnings.catch_warnings(record=True) as warning_list:
|
|
warnings.simplefilter('always')
|
|
self._dumpdata_assert(['fixtures.ProxySpy'], '[]')
|
|
warning = warning_list.pop()
|
|
self.assertEqual(warning.category, ProxyModelWarning)
|
|
self.assertEqual(
|
|
str(warning.message),
|
|
"fixtures.ProxySpy is a proxy model and won't be serialized."
|
|
)
|
|
|
|
def test_dumpdata_proxy_with_concrete(self):
|
|
"""
|
|
A warning isn't displayed if a proxy model is dumped with its concrete
|
|
parent.
|
|
"""
|
|
spy = ProxySpy.objects.create(name='Paul')
|
|
|
|
with warnings.catch_warnings(record=True) as warning_list:
|
|
warnings.simplefilter('always')
|
|
self._dumpdata_assert(
|
|
['fixtures.ProxySpy', 'fixtures.Spy'],
|
|
'[{"pk": %d, "model": "fixtures.spy", "fields": {"cover_blown": false}}]' % spy.pk
|
|
)
|
|
self.assertEqual(len(warning_list), 0)
|
|
|
|
def test_compress_format_loading(self):
|
|
# Load fixture 4 (compressed), using format specification
|
|
management.call_command('loaddata', 'fixture4.json', verbosity=0)
|
|
self.assertQuerysetEqual(Article.objects.all(), [
|
|
'<Article: Django pets kitten>',
|
|
])
|
|
|
|
def test_compressed_specified_loading(self):
|
|
# Load fixture 5 (compressed), using format *and* compression specification
|
|
management.call_command('loaddata', 'fixture5.json.zip', verbosity=0)
|
|
self.assertQuerysetEqual(Article.objects.all(), [
|
|
'<Article: WoW subscribers now outnumber readers>',
|
|
])
|
|
|
|
def test_compressed_loading(self):
|
|
# Load fixture 5 (compressed), only compression specification
|
|
management.call_command('loaddata', 'fixture5.zip', verbosity=0)
|
|
self.assertQuerysetEqual(Article.objects.all(), [
|
|
'<Article: WoW subscribers now outnumber readers>',
|
|
])
|
|
|
|
def test_ambiguous_compressed_fixture(self):
|
|
# The name "fixture5" is ambiguous, so loading it will raise an error
|
|
with self.assertRaises(management.CommandError) as cm:
|
|
management.call_command('loaddata', 'fixture5', verbosity=0)
|
|
self.assertIn("Multiple fixtures named 'fixture5'", cm.exception.args[0])
|
|
|
|
def test_db_loading(self):
|
|
# Load db fixtures 1 and 2. These will load using the 'default' database identifier implicitly
|
|
management.call_command('loaddata', 'db_fixture_1', verbosity=0)
|
|
management.call_command('loaddata', 'db_fixture_2', verbosity=0)
|
|
self.assertQuerysetEqual(Article.objects.all(), [
|
|
'<Article: Who needs more than one database?>',
|
|
'<Article: Who needs to use compressed data?>',
|
|
])
|
|
|
|
def test_loaddata_error_message(self):
|
|
"""
|
|
Loading a fixture which contains an invalid object outputs an error
|
|
message which contains the pk of the object that triggered the error.
|
|
"""
|
|
# MySQL needs a little prodding to reject invalid data.
|
|
# This won't affect other tests because the database connection
|
|
# is closed at the end of each test.
|
|
if connection.vendor == 'mysql':
|
|
connection.cursor().execute("SET sql_mode = 'TRADITIONAL'")
|
|
with self.assertRaises(IntegrityError) as cm:
|
|
management.call_command('loaddata', 'invalid.json', verbosity=0)
|
|
self.assertIn("Could not load fixtures.Article(pk=1):", cm.exception.args[0])
|
|
|
|
def test_loaddata_app_option(self):
|
|
with self.assertRaisesMessage(CommandError, "No fixture named 'db_fixture_1' found."):
|
|
management.call_command('loaddata', 'db_fixture_1', verbosity=0, app_label="someotherapp")
|
|
self.assertQuerysetEqual(Article.objects.all(), [])
|
|
management.call_command('loaddata', 'db_fixture_1', verbosity=0, app_label="fixtures")
|
|
self.assertQuerysetEqual(Article.objects.all(), [
|
|
'<Article: Who needs more than one database?>',
|
|
])
|
|
|
|
def test_loaddata_verbosity_three(self):
|
|
output = six.StringIO()
|
|
management.call_command('loaddata', 'fixture1.json', verbosity=3, stdout=output, stderr=output)
|
|
command_output = force_text(output.getvalue())
|
|
self.assertIn(
|
|
"\rProcessed 1 object(s).\rProcessed 2 object(s)."
|
|
"\rProcessed 3 object(s).\rProcessed 4 object(s).\n",
|
|
command_output
|
|
)
|
|
|
|
def test_loading_using(self):
|
|
# Load db fixtures 1 and 2. These will load using the 'default' database identifier explicitly
|
|
management.call_command('loaddata', 'db_fixture_1', verbosity=0, using='default')
|
|
management.call_command('loaddata', 'db_fixture_2', verbosity=0, using='default')
|
|
self.assertQuerysetEqual(Article.objects.all(), [
|
|
'<Article: Who needs more than one database?>',
|
|
'<Article: Who needs to use compressed data?>',
|
|
])
|
|
|
|
def test_unmatched_identifier_loading(self):
|
|
# Try to load db fixture 3. This won't load because the database identifier doesn't match
|
|
with self.assertRaisesMessage(CommandError, "No fixture named 'db_fixture_3' found."):
|
|
management.call_command('loaddata', 'db_fixture_3', verbosity=0)
|
|
with self.assertRaisesMessage(CommandError, "No fixture named 'db_fixture_3' found."):
|
|
management.call_command('loaddata', 'db_fixture_3', verbosity=0, using='default')
|
|
self.assertQuerysetEqual(Article.objects.all(), [])
|
|
|
|
def test_output_formats(self):
|
|
# Load back in fixture 1, we need the articles from it
|
|
management.call_command('loaddata', 'fixture1', verbosity=0)
|
|
|
|
# Try to load fixture 6 using format discovery
|
|
management.call_command('loaddata', 'fixture6', verbosity=0)
|
|
self.assertQuerysetEqual(Tag.objects.all(), [
|
|
'<Tag: <Article: Time to reform copyright> tagged "copyright">',
|
|
'<Tag: <Article: Time to reform copyright> tagged "law">'
|
|
], ordered=False)
|
|
|
|
# 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": 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"}}]',
|
|
natural_foreign_keys=True
|
|
)
|
|
|
|
# Dump the current contents of the database as an XML fixture
|
|
self._dumpdata_assert(
|
|
['fixtures'],
|
|
'<?xml version="1.0" encoding="utf-8"?><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></django-objects>',
|
|
format='xml', natural_foreign_keys=True
|
|
)
|
|
|
|
def test_loading_with_exclude_app(self):
|
|
Site.objects.all().delete()
|
|
management.call_command('loaddata', 'fixture1', exclude=['fixtures'], verbosity=0)
|
|
self.assertFalse(Article.objects.exists())
|
|
self.assertFalse(Category.objects.exists())
|
|
self.assertQuerysetEqual(Site.objects.all(), ['<Site: example.com>'])
|
|
|
|
def test_loading_with_exclude_model(self):
|
|
Site.objects.all().delete()
|
|
management.call_command('loaddata', 'fixture1', exclude=['fixtures.Article'], verbosity=0)
|
|
self.assertFalse(Article.objects.exists())
|
|
self.assertQuerysetEqual(Category.objects.all(), ['<Category: News Stories>'])
|
|
self.assertQuerysetEqual(Site.objects.all(), ['<Site: example.com>'])
|
|
|
|
def test_exclude_option_errors(self):
|
|
"""Excluding a bogus app or model should raise an error."""
|
|
msg = "No installed app with label 'foo_app'."
|
|
with self.assertRaisesMessage(management.CommandError, msg):
|
|
management.call_command('loaddata', 'fixture1', exclude=['foo_app'], verbosity=0)
|
|
|
|
msg = "Unknown model: fixtures.FooModel"
|
|
with self.assertRaisesMessage(management.CommandError, msg):
|
|
management.call_command('loaddata', 'fixture1', exclude=['fixtures.FooModel'], verbosity=0)
|
|
|
|
|
|
class NonExistentFixtureTests(TestCase):
|
|
"""
|
|
Custom class to limit fixture dirs.
|
|
"""
|
|
|
|
def test_loaddata_not_existent_fixture_file(self):
|
|
stdout_output = six.StringIO()
|
|
with self.assertRaisesMessage(CommandError, "No fixture named 'this_fixture_doesnt_exist' found."):
|
|
management.call_command('loaddata', 'this_fixture_doesnt_exist', stdout=stdout_output)
|
|
|
|
@mock.patch('django.db.connection.enable_constraint_checking')
|
|
@mock.patch('django.db.connection.disable_constraint_checking')
|
|
def test_nonexistent_fixture_no_constraint_checking(
|
|
self, disable_constraint_checking, enable_constraint_checking):
|
|
"""
|
|
If no fixtures match the loaddata command, constraints checks on the
|
|
database shouldn't be disabled. This is performance critical on MSSQL.
|
|
"""
|
|
with self.assertRaisesMessage(CommandError, "No fixture named 'this_fixture_doesnt_exist' found."):
|
|
management.call_command('loaddata', 'this_fixture_doesnt_exist', verbosity=0)
|
|
disable_constraint_checking.assert_not_called()
|
|
enable_constraint_checking.assert_not_called()
|
|
|
|
|
|
class FixtureTransactionTests(DumpDataAssertMixin, TransactionTestCase):
|
|
|
|
available_apps = [
|
|
'fixtures',
|
|
'django.contrib.sites',
|
|
]
|
|
|
|
@skipUnlessDBFeature('supports_forward_references')
|
|
def test_format_discovery(self):
|
|
# Load fixture 1 again, using format discovery
|
|
management.call_command('loaddata', 'fixture1', verbosity=0)
|
|
self.assertQuerysetEqual(Article.objects.all(), [
|
|
'<Article: Time to reform copyright>',
|
|
'<Article: Poker has no place on ESPN>',
|
|
])
|
|
|
|
# Try to load fixture 2 using format discovery; this will fail
|
|
# because there are two fixture2's in the fixtures directory
|
|
with self.assertRaises(management.CommandError) as cm:
|
|
management.call_command('loaddata', 'fixture2', verbosity=0)
|
|
self.assertIn("Multiple fixtures named 'fixture2'", cm.exception.args[0])
|
|
|
|
# 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"}}]'
|
|
)
|
|
|
|
# Load fixture 4 (compressed), using format discovery
|
|
management.call_command('loaddata', 'fixture4', verbosity=0)
|
|
self.assertQuerysetEqual(Article.objects.all(), [
|
|
'<Article: Django pets kitten>',
|
|
'<Article: Time to reform copyright>',
|
|
'<Article: Poker has no place on ESPN>',
|
|
])
|