mirror of https://github.com/django/django.git
138 lines
4.8 KiB
Python
138 lines
4.8 KiB
Python
from django.db import models
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from django.contrib.auth.models import User
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from django.conf import settings
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import os
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class Animal(models.Model):
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name = models.CharField(max_length=150)
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latin_name = models.CharField(max_length=150)
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def __unicode__(self):
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return self.common_name
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class Plant(models.Model):
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name = models.CharField(max_length=150)
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class Meta:
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# For testing when upper case letter in app name; regression for #4057
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db_table = "Fixtures_regress_plant"
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class Stuff(models.Model):
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name = models.CharField(max_length=20, null=True)
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owner = models.ForeignKey(User, null=True)
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def __unicode__(self):
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# Oracle doesn't distinguish between None and the empty string.
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# This hack makes the test case pass using Oracle.
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name = self.name
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if settings.DATABASE_ENGINE == 'oracle' and name == u'':
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name = None
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return unicode(name) + u' is owned by ' + unicode(self.owner)
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class Absolute(models.Model):
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name = models.CharField(max_length=40)
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load_count = 0
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def __init__(self, *args, **kwargs):
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super(Absolute, self).__init__(*args, **kwargs)
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Absolute.load_count += 1
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class Parent(models.Model):
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name = models.CharField(max_length=10)
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class Child(Parent):
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data = models.CharField(max_length=10)
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# Models to regresison check #7572
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class Channel(models.Model):
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name = models.CharField(max_length=255)
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class Article(models.Model):
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title = models.CharField(max_length=255)
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channels = models.ManyToManyField(Channel)
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class Meta:
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ordering = ('id',)
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__test__ = {'API_TESTS':"""
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>>> from django.core import management
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# Load a fixture that uses PK=1
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>>> management.call_command('loaddata', 'sequence', verbosity=0)
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# Create a new animal. Without a sequence reset, this new object
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# will take a PK of 1 (on Postgres), and the save will fail.
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# This is a regression test for ticket #3790.
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>>> animal = Animal(name='Platypus', latin_name='Ornithorhynchus anatinus')
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>>> animal.save()
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###############################################
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# Regression test for ticket #4558 -- pretty printing of XML fixtures
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# doesn't affect parsing of None values.
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# Load a pretty-printed XML fixture with Nulls.
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>>> management.call_command('loaddata', 'pretty.xml', verbosity=0)
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>>> Stuff.objects.all()
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[<Stuff: None is owned by None>]
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###############################################
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# Regression test for ticket #6436 --
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# os.path.join will throw away the initial parts of a path if it encounters
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# an absolute path. This means that if a fixture is specified as an absolute path,
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# we need to make sure we don't discover the absolute path in every fixture directory.
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>>> load_absolute_path = os.path.join(os.path.dirname(__file__), 'fixtures', 'absolute.json')
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>>> management.call_command('loaddata', load_absolute_path, verbosity=0)
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>>> Absolute.load_count
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1
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###############################################
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# Test for ticket #4371 -- fixture loading fails silently in testcases
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# Validate that error conditions are caught correctly
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# redirect stderr for the next few tests...
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>>> import sys
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>>> savestderr = sys.stderr
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>>> sys.stderr = sys.stdout
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# Loading data of an unknown format should fail
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>>> management.call_command('loaddata', 'bad_fixture1.unkn', verbosity=0)
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Problem installing fixture 'bad_fixture1': unkn is not a known serialization format.
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# Loading a fixture file with invalid data using explicit filename
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>>> management.call_command('loaddata', 'bad_fixture2.xml', verbosity=0)
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No fixture data found for 'bad_fixture2'. (File format may be invalid.)
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# Loading a fixture file with invalid data without file extension
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>>> management.call_command('loaddata', 'bad_fixture2', verbosity=0)
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No fixture data found for 'bad_fixture2'. (File format may be invalid.)
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>>> sys.stderr = savestderr
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###############################################
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# Test for ticket #7565 -- PostgreSQL sequence resetting checks shouldn't
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# ascend to parent models when inheritance is used (since they are treated
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# individually).
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>>> management.call_command('loaddata', 'model-inheritance.json', verbosity=0)
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###############################################
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# Test for ticket #7572 -- MySQL has a problem if the same connection is
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# used to create tables, load data, and then query over that data.
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# To compensate, we close the connection after running loaddata.
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# This ensures that a new connection is opened when test queries are issued.
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>>> management.call_command('loaddata', 'big-fixture.json', verbosity=0)
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>>> articles = Article.objects.exclude(id=9)
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>>> articles.values_list('id', flat=True)
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[1, 2, 3, 4, 5, 6, 7, 8]
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# Just for good measure, run the same query again. Under the influence of
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# ticket #7572, this will give a different result to the previous call.
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>>> articles.values_list('id', flat=True)
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[1, 2, 3, 4, 5, 6, 7, 8]
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"""}
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