Migrated fixtures_regress doctests. Thanks to David Brenneman for the patch.
git-svn-id: http://code.djangoproject.com/svn/django/trunk@13954 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Russell Keith-Magee
parent
0856c765f5
commit
b24a55ca79
1
AUTHORS
1
AUTHORS
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@ -82,6 +82,7 @@ answer newbie questions, and generally made Django that much better:
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Matías Bordese
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Matías Bordese
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Sean Brant
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Sean Brant
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Andrew Brehaut <http://brehaut.net/blog>
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Andrew Brehaut <http://brehaut.net/blog>
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David Brennenman <http://davidbrenneman.com>
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brut.alll@gmail.com
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brut.alll@gmail.com
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bthomas
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bthomas
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btoll@bestweb.net
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btoll@bestweb.net
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@ -1,7 +1,7 @@
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from django.db import models, DEFAULT_DB_ALIAS
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from django.db import models, DEFAULT_DB_ALIAS
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from django.contrib.auth.models import User
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from django.contrib.auth.models import User
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from django.conf import settings
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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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class Animal(models.Model):
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name = models.CharField(max_length=150)
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name = models.CharField(max_length=150)
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@ -15,10 +15,6 @@ class Animal(models.Model):
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def __unicode__(self):
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def __unicode__(self):
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return self.name
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return self.name
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def animal_pre_save_check(signal, sender, instance, **kwargs):
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"A signal that is used to check the type of data loaded from fixtures"
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print 'Count = %s (%s)' % (instance.count, type(instance.count))
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print 'Weight = %s (%s)' % (instance.weight, type(instance.weight))
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class Plant(models.Model):
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class Plant(models.Model):
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name = models.CharField(max_length=150)
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name = models.CharField(max_length=150)
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@ -40,6 +36,7 @@ class Stuff(models.Model):
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name = None
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name = None
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return unicode(name) + u' is owned by ' + unicode(self.owner)
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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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class Absolute(models.Model):
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name = models.CharField(max_length=40)
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name = models.CharField(max_length=40)
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@ -49,19 +46,23 @@ class Absolute(models.Model):
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super(Absolute, self).__init__(*args, **kwargs)
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super(Absolute, self).__init__(*args, **kwargs)
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Absolute.load_count += 1
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Absolute.load_count += 1
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class Parent(models.Model):
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class Parent(models.Model):
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name = models.CharField(max_length=10)
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name = models.CharField(max_length=10)
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class Meta:
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class Meta:
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ordering = ('id',)
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ordering = ('id',)
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class Child(Parent):
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class Child(Parent):
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data = models.CharField(max_length=10)
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data = models.CharField(max_length=10)
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# Models to regression test #7572
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# Models to regression test #7572
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class Channel(models.Model):
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class Channel(models.Model):
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name = models.CharField(max_length=255)
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name = models.CharField(max_length=255)
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class Article(models.Model):
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class Article(models.Model):
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title = models.CharField(max_length=255)
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title = models.CharField(max_length=255)
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channels = models.ManyToManyField(Channel)
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channels = models.ManyToManyField(Channel)
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@ -69,6 +70,7 @@ class Article(models.Model):
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class Meta:
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class Meta:
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ordering = ('id',)
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ordering = ('id',)
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# Models to regression test #11428
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# Models to regression test #11428
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class Widget(models.Model):
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class Widget(models.Model):
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name = models.CharField(max_length=255)
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name = models.CharField(max_length=255)
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@ -79,16 +81,18 @@ class Widget(models.Model):
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def __unicode__(self):
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def __unicode__(self):
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return self.name
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return self.name
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class WidgetProxy(Widget):
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class WidgetProxy(Widget):
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class Meta:
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class Meta:
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proxy = True
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proxy = True
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# Check for forward references in FKs and M2Ms with natural keys
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# Check for forward references in FKs and M2Ms with natural keys
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class TestManager(models.Manager):
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class TestManager(models.Manager):
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def get_by_natural_key(self, key):
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def get_by_natural_key(self, key):
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return self.get(name=key)
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return self.get(name=key)
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class Store(models.Model):
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class Store(models.Model):
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objects = TestManager()
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objects = TestManager()
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name = models.CharField(max_length=255)
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name = models.CharField(max_length=255)
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@ -102,6 +106,7 @@ class Store(models.Model):
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def natural_key(self):
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def natural_key(self):
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return (self.name,)
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return (self.name,)
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class Person(models.Model):
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class Person(models.Model):
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objects = TestManager()
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objects = TestManager()
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name = models.CharField(max_length=255)
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name = models.CharField(max_length=255)
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@ -118,6 +123,7 @@ class Person(models.Model):
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return (self.name,)
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return (self.name,)
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natural_key.dependencies = ['fixtures_regress.store']
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natural_key.dependencies = ['fixtures_regress.store']
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class Book(models.Model):
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class Book(models.Model):
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name = models.CharField(max_length=255)
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name = models.CharField(max_length=255)
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author = models.ForeignKey(Person)
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author = models.ForeignKey(Person)
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@ -133,10 +139,12 @@ class Book(models.Model):
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', '.join(s.name for s in self.stores.all())
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', '.join(s.name for s in self.stores.all())
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)
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)
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class NKManager(models.Manager):
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class NKManager(models.Manager):
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def get_by_natural_key(self, data):
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def get_by_natural_key(self, data):
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return self.get(data=data)
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return self.get(data=data)
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class NKChild(Parent):
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class NKChild(Parent):
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data = models.CharField(max_length=10, unique=True)
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data = models.CharField(max_length=10, unique=True)
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objects = NKManager()
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objects = NKManager()
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@ -147,6 +155,7 @@ class NKChild(Parent):
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def __unicode__(self):
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def __unicode__(self):
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return u'NKChild %s:%s' % (self.name, self.data)
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return u'NKChild %s:%s' % (self.name, self.data)
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class RefToNKChild(models.Model):
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class RefToNKChild(models.Model):
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text = models.CharField(max_length=10)
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text = models.CharField(max_length=10)
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nk_fk = models.ForeignKey(NKChild, related_name='ref_fks')
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nk_fk = models.ForeignKey(NKChild, related_name='ref_fks')
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@ -159,260 +168,60 @@ class RefToNKChild(models.Model):
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', '.join(str(o) for o in self.nk_m2m.all())
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', '.join(str(o) for o in self.nk_m2m.all())
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)
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)
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# ome models with pathological circular dependencies
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# ome models with pathological circular dependencies
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class Circle1(models.Model):
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class Circle1(models.Model):
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name = models.CharField(max_length=255)
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name = models.CharField(max_length=255)
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def natural_key(self):
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def natural_key(self):
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return self.name
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return self.name
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natural_key.dependencies = ['fixtures_regress.circle2']
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natural_key.dependencies = ['fixtures_regress.circle2']
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class Circle2(models.Model):
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class Circle2(models.Model):
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name = models.CharField(max_length=255)
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name = models.CharField(max_length=255)
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def natural_key(self):
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def natural_key(self):
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return self.name
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return self.name
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natural_key.dependencies = ['fixtures_regress.circle1']
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natural_key.dependencies = ['fixtures_regress.circle1']
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class Circle3(models.Model):
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class Circle3(models.Model):
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name = models.CharField(max_length=255)
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name = models.CharField(max_length=255)
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def natural_key(self):
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def natural_key(self):
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return self.name
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return self.name
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natural_key.dependencies = ['fixtures_regress.circle3']
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natural_key.dependencies = ['fixtures_regress.circle3']
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class Circle4(models.Model):
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class Circle4(models.Model):
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name = models.CharField(max_length=255)
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name = models.CharField(max_length=255)
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def natural_key(self):
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def natural_key(self):
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return self.name
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return self.name
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natural_key.dependencies = ['fixtures_regress.circle5']
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natural_key.dependencies = ['fixtures_regress.circle5']
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class Circle5(models.Model):
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class Circle5(models.Model):
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name = models.CharField(max_length=255)
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name = models.CharField(max_length=255)
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def natural_key(self):
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def natural_key(self):
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return self.name
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return self.name
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natural_key.dependencies = ['fixtures_regress.circle6']
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natural_key.dependencies = ['fixtures_regress.circle6']
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class Circle6(models.Model):
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class Circle6(models.Model):
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name = models.CharField(max_length=255)
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name = models.CharField(max_length=255)
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def natural_key(self):
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def natural_key(self):
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return self.name
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return self.name
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natural_key.dependencies = ['fixtures_regress.circle4']
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natural_key.dependencies = ['fixtures_regress.circle4']
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class ExternalDependency(models.Model):
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class ExternalDependency(models.Model):
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name = models.CharField(max_length=255)
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name = models.CharField(max_length=255)
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def natural_key(self):
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def natural_key(self):
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return self.name
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return self.name
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natural_key.dependencies = ['fixtures_regress.book']
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natural_key.dependencies = ['fixtures_regress.book']
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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', count=2, weight=2.2)
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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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# Loading a fixture file with no data returns an error
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>>> management.call_command('loaddata', 'empty', verbosity=0)
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No fixture data found for 'empty'. (File format may be invalid.)
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# If any of the fixtures contain an error, loading is aborted
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# (Regression for #9011 - error message is correct)
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>>> management.call_command('loaddata', 'bad_fixture2', 'animal', 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 #13030 -- natural keys deserialize with fk to inheriting model
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# load data with natural keys
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>>> management.call_command('loaddata', 'nk-inheritance.json', verbosity=0)
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>>> NKChild.objects.get(pk=1)
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<NKChild: NKChild fred:apple>
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>>> RefToNKChild.objects.get(pk=1)
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<RefToNKChild: my text: Reference to NKChild fred:apple [NKChild fred:apple]>
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# ... and again in XML
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>>> management.call_command('loaddata', 'nk-inheritance2.xml', verbosity=0)
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>>> NKChild.objects.get(pk=2)
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<NKChild: NKChild james:banana>
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>>> RefToNKChild.objects.get(pk=2)
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<RefToNKChild: other text: Reference to NKChild fred:apple [NKChild fred:apple, NKChild james:banana]>
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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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# Test for tickets #8298, #9942 - Field values should be coerced into the
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# correct type by the deserializer, not as part of the database write.
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>>> models.signals.pre_save.connect(animal_pre_save_check)
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>>> management.call_command('loaddata', 'animal.xml', verbosity=0)
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Count = 42 (<type 'int'>)
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Weight = 1.2 (<type 'float'>)
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>>> models.signals.pre_save.disconnect(animal_pre_save_check)
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###############################################
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# Regression for #11286 -- Ensure that dumpdata honors the default manager
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# Dump the current contents of the database as a JSON fixture
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>>> management.call_command('dumpdata', 'fixtures_regress.animal', format='json')
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[{"pk": 1, "model": "fixtures_regress.animal", "fields": {"count": 3, "weight": 1.2, "name": "Lion", "latin_name": "Panthera leo"}}, {"pk": 2, "model": "fixtures_regress.animal", "fields": {"count": 2, "weight": 2.2, "name": "Platypus", "latin_name": "Ornithorhynchus anatinus"}}, {"pk": 10, "model": "fixtures_regress.animal", "fields": {"count": 42, "weight": 1.2, "name": "Emu", "latin_name": "Dromaius novaehollandiae"}}]
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###############################################
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# Regression for #11428 - Proxy models aren't included when you dumpdata
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||||||
# Flush out the database first
|
|
||||||
>>> management.call_command('reset', 'fixtures_regress', interactive=False, verbosity=0)
|
|
||||||
|
|
||||||
# Create an instance of the concrete class
|
|
||||||
>>> Widget(name='grommet').save()
|
|
||||||
|
|
||||||
# Dump data for the entire app. The proxy class shouldn't be included
|
|
||||||
>>> management.call_command('dumpdata', 'fixtures_regress.widget', 'fixtures_regress.widgetproxy', format='json')
|
|
||||||
[{"pk": 1, "model": "fixtures_regress.widget", "fields": {"name": "grommet"}}]
|
|
||||||
|
|
||||||
###############################################
|
|
||||||
# Check that natural key requirements are taken into account
|
|
||||||
# when serializing models
|
|
||||||
>>> management.call_command('loaddata', 'forward_ref_lookup.json', verbosity=0)
|
|
||||||
|
|
||||||
>>> management.call_command('dumpdata', 'fixtures_regress.book', 'fixtures_regress.person', 'fixtures_regress.store', verbosity=0, use_natural_keys=True)
|
|
||||||
[{"pk": 2, "model": "fixtures_regress.store", "fields": {"name": "Amazon"}}, {"pk": 3, "model": "fixtures_regress.store", "fields": {"name": "Borders"}}, {"pk": 4, "model": "fixtures_regress.person", "fields": {"name": "Neal Stephenson"}}, {"pk": 1, "model": "fixtures_regress.book", "fields": {"stores": [["Amazon"], ["Borders"]], "name": "Cryptonomicon", "author": ["Neal Stephenson"]}}]
|
|
||||||
|
|
||||||
# Now lets check the dependency sorting explicitly
|
|
||||||
|
|
||||||
# It doesn't matter what order you mention the models
|
|
||||||
# Store *must* be serialized before then Person, and both
|
|
||||||
# must be serialized before Book.
|
|
||||||
>>> from django.core.management.commands.dumpdata import sort_dependencies
|
|
||||||
>>> sort_dependencies([('fixtures_regress', [Book, Person, Store])])
|
|
||||||
[<class 'regressiontests.fixtures_regress.models.Store'>, <class 'regressiontests.fixtures_regress.models.Person'>, <class 'regressiontests.fixtures_regress.models.Book'>]
|
|
||||||
|
|
||||||
>>> sort_dependencies([('fixtures_regress', [Book, Store, Person])])
|
|
||||||
[<class 'regressiontests.fixtures_regress.models.Store'>, <class 'regressiontests.fixtures_regress.models.Person'>, <class 'regressiontests.fixtures_regress.models.Book'>]
|
|
||||||
|
|
||||||
>>> sort_dependencies([('fixtures_regress', [Store, Book, Person])])
|
|
||||||
[<class 'regressiontests.fixtures_regress.models.Store'>, <class 'regressiontests.fixtures_regress.models.Person'>, <class 'regressiontests.fixtures_regress.models.Book'>]
|
|
||||||
|
|
||||||
>>> sort_dependencies([('fixtures_regress', [Store, Person, Book])])
|
|
||||||
[<class 'regressiontests.fixtures_regress.models.Store'>, <class 'regressiontests.fixtures_regress.models.Person'>, <class 'regressiontests.fixtures_regress.models.Book'>]
|
|
||||||
|
|
||||||
>>> sort_dependencies([('fixtures_regress', [Person, Book, Store])])
|
|
||||||
[<class 'regressiontests.fixtures_regress.models.Store'>, <class 'regressiontests.fixtures_regress.models.Person'>, <class 'regressiontests.fixtures_regress.models.Book'>]
|
|
||||||
|
|
||||||
>>> sort_dependencies([('fixtures_regress', [Person, Store, Book])])
|
|
||||||
[<class 'regressiontests.fixtures_regress.models.Store'>, <class 'regressiontests.fixtures_regress.models.Person'>, <class 'regressiontests.fixtures_regress.models.Book'>]
|
|
||||||
|
|
||||||
# A dangling dependency - assume the user knows what they are doing.
|
|
||||||
>>> sort_dependencies([('fixtures_regress', [Person, Circle1, Store, Book])])
|
|
||||||
[<class 'regressiontests.fixtures_regress.models.Circle1'>, <class 'regressiontests.fixtures_regress.models.Store'>, <class 'regressiontests.fixtures_regress.models.Person'>, <class 'regressiontests.fixtures_regress.models.Book'>]
|
|
||||||
|
|
||||||
# A tight circular dependency
|
|
||||||
>>> sort_dependencies([('fixtures_regress', [Person, Circle2, Circle1, Store, Book])])
|
|
||||||
Traceback (most recent call last):
|
|
||||||
...
|
|
||||||
CommandError: Can't resolve dependencies for fixtures_regress.Circle1, fixtures_regress.Circle2 in serialized app list.
|
|
||||||
|
|
||||||
>>> sort_dependencies([('fixtures_regress', [Circle1, Book, Circle2])])
|
|
||||||
Traceback (most recent call last):
|
|
||||||
...
|
|
||||||
CommandError: Can't resolve dependencies for fixtures_regress.Circle1, fixtures_regress.Circle2 in serialized app list.
|
|
||||||
|
|
||||||
# A self referential dependency
|
|
||||||
>>> sort_dependencies([('fixtures_regress', [Book, Circle3])])
|
|
||||||
Traceback (most recent call last):
|
|
||||||
...
|
|
||||||
CommandError: Can't resolve dependencies for fixtures_regress.Circle3 in serialized app list.
|
|
||||||
|
|
||||||
# A long circular dependency
|
|
||||||
>>> sort_dependencies([('fixtures_regress', [Person, Circle2, Circle1, Circle3, Store, Book])])
|
|
||||||
Traceback (most recent call last):
|
|
||||||
...
|
|
||||||
CommandError: Can't resolve dependencies for fixtures_regress.Circle1, fixtures_regress.Circle2, fixtures_regress.Circle3 in serialized app list.
|
|
||||||
|
|
||||||
# A dependency on a normal, non-natural-key model
|
|
||||||
>>> sort_dependencies([('fixtures_regress', [Person, ExternalDependency, Book])])
|
|
||||||
[<class 'regressiontests.fixtures_regress.models.Person'>, <class 'regressiontests.fixtures_regress.models.Book'>, <class 'regressiontests.fixtures_regress.models.ExternalDependency'>]
|
|
||||||
|
|
||||||
###############################################
|
|
||||||
# Check that normal primary keys still work
|
|
||||||
# on a model with natural key capabilities
|
|
||||||
|
|
||||||
>>> management.call_command('loaddata', 'non_natural_1.json', verbosity=0)
|
|
||||||
>>> management.call_command('loaddata', 'non_natural_2.xml', verbosity=0)
|
|
||||||
|
|
||||||
>>> Book.objects.all()
|
|
||||||
[<Book: Cryptonomicon by Neal Stephenson (available at Amazon, Borders)>, <Book: Ender's Game by Orson Scott Card (available at Collins Bookstore)>, <Book: Permutation City by Greg Egan (available at Angus and Robertson)>]
|
|
||||||
|
|
||||||
"""}
|
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -0,0 +1,564 @@
|
||||||
|
# -*- coding: utf-8 -*-
|
||||||
|
# Unittests for fixtures.
|
||||||
|
import os
|
||||||
|
import sys
|
||||||
|
try:
|
||||||
|
from cStringIO import StringIO
|
||||||
|
except ImportError:
|
||||||
|
from StringIO import StringIO
|
||||||
|
|
||||||
|
from django.core import management
|
||||||
|
from django.core.management.commands.dumpdata import sort_dependencies
|
||||||
|
from django.core.management.base import CommandError
|
||||||
|
from django.db.models import signals
|
||||||
|
from django.test import TestCase
|
||||||
|
|
||||||
|
from models import Animal, Stuff
|
||||||
|
from models import Absolute, Parent, Child
|
||||||
|
from models import Article, Widget
|
||||||
|
from models import Store, Person, Book
|
||||||
|
from models import NKChild, RefToNKChild
|
||||||
|
from models import Circle1, Circle2, Circle3
|
||||||
|
from models import ExternalDependency
|
||||||
|
|
||||||
|
|
||||||
|
pre_save_checks = []
|
||||||
|
def animal_pre_save_check(signal, sender, instance, **kwargs):
|
||||||
|
"A signal that is used to check the type of data loaded from fixtures"
|
||||||
|
pre_save_checks.append(
|
||||||
|
(
|
||||||
|
'Count = %s (%s)' % (instance.count, type(instance.count)),
|
||||||
|
'Weight = %s (%s)' % (instance.weight, type(instance.weight)),
|
||||||
|
)
|
||||||
|
)
|
||||||
|
|
||||||
|
|
||||||
|
class TestFixtures(TestCase):
|
||||||
|
def test_duplicate_pk(self):
|
||||||
|
"""
|
||||||
|
This is a regression test for ticket #3790.
|
||||||
|
"""
|
||||||
|
# Load a fixture that uses PK=1
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'sequence',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False
|
||||||
|
)
|
||||||
|
|
||||||
|
# Create a new animal. Without a sequence reset, this new object
|
||||||
|
# will take a PK of 1 (on Postgres), and the save will fail.
|
||||||
|
|
||||||
|
animal = Animal(
|
||||||
|
name='Platypus',
|
||||||
|
latin_name='Ornithorhynchus anatinus',
|
||||||
|
count=2,
|
||||||
|
weight=2.2
|
||||||
|
)
|
||||||
|
animal.save()
|
||||||
|
self.assertEqual(animal.id, 2)
|
||||||
|
|
||||||
|
def test_pretty_print_xml(self):
|
||||||
|
"""
|
||||||
|
Regression test for ticket #4558 -- pretty printing of XML fixtures
|
||||||
|
doesn't affect parsing of None values.
|
||||||
|
"""
|
||||||
|
# Load a pretty-printed XML fixture with Nulls.
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'pretty.xml',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False
|
||||||
|
)
|
||||||
|
self.assertEqual(Stuff.objects.all()[0].name, None)
|
||||||
|
self.assertEqual(Stuff.objects.all()[0].owner, None)
|
||||||
|
|
||||||
|
def test_absolute_path(self):
|
||||||
|
"""
|
||||||
|
Regression test for ticket #6436 --
|
||||||
|
os.path.join will throw away the initial parts of a path if it
|
||||||
|
encounters an absolute path.
|
||||||
|
This means that if a fixture is specified as an absolute path,
|
||||||
|
we need to make sure we don't discover the absolute path in every
|
||||||
|
fixture directory.
|
||||||
|
"""
|
||||||
|
load_absolute_path = os.path.join(
|
||||||
|
os.path.dirname(__file__),
|
||||||
|
'fixtures',
|
||||||
|
'absolute.json'
|
||||||
|
)
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
load_absolute_path,
|
||||||
|
verbosity=0,
|
||||||
|
commit=False
|
||||||
|
)
|
||||||
|
self.assertEqual(Absolute.load_count, 1)
|
||||||
|
|
||||||
|
|
||||||
|
def test_unknown_format(self):
|
||||||
|
"""
|
||||||
|
Test for ticket #4371 -- Loading data of an unknown format should fail
|
||||||
|
Validate that error conditions are caught correctly
|
||||||
|
"""
|
||||||
|
stderr = StringIO()
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'bad_fixture1.unkn',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False,
|
||||||
|
stderr=stderr,
|
||||||
|
)
|
||||||
|
self.assertEqual(
|
||||||
|
stderr.getvalue(),
|
||||||
|
"Problem installing fixture 'bad_fixture1': unkn is not a known serialization format.\n"
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_invalid_data(self):
|
||||||
|
"""
|
||||||
|
Test for ticket #4371 -- Loading a fixture file with invalid data
|
||||||
|
using explicit filename.
|
||||||
|
Validate that error conditions are caught correctly
|
||||||
|
"""
|
||||||
|
stderr = StringIO()
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'bad_fixture2.xml',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False,
|
||||||
|
stderr=stderr,
|
||||||
|
)
|
||||||
|
self.assertEqual(
|
||||||
|
stderr.getvalue(),
|
||||||
|
"No fixture data found for 'bad_fixture2'. (File format may be invalid.)\n"
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_invalid_data_no_ext(self):
|
||||||
|
"""
|
||||||
|
Test for ticket #4371 -- Loading a fixture file with invalid data
|
||||||
|
without file extension.
|
||||||
|
Validate that error conditions are caught correctly
|
||||||
|
"""
|
||||||
|
stderr = StringIO()
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'bad_fixture2',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False,
|
||||||
|
stderr=stderr,
|
||||||
|
)
|
||||||
|
self.assertEqual(
|
||||||
|
stderr.getvalue(),
|
||||||
|
"No fixture data found for 'bad_fixture2'. (File format may be invalid.)\n"
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_empty(self):
|
||||||
|
"""
|
||||||
|
Test for ticket #4371 -- Loading a fixture file with no data returns an error.
|
||||||
|
Validate that error conditions are caught correctly
|
||||||
|
"""
|
||||||
|
stderr = StringIO()
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'empty',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False,
|
||||||
|
stderr=stderr,
|
||||||
|
)
|
||||||
|
self.assertEqual(
|
||||||
|
stderr.getvalue(),
|
||||||
|
"No fixture data found for 'empty'. (File format may be invalid.)\n"
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_abort_loaddata_on_error(self):
|
||||||
|
"""
|
||||||
|
Test for ticket #4371 -- If any of the fixtures contain an error,
|
||||||
|
loading is aborted.
|
||||||
|
Validate that error conditions are caught correctly
|
||||||
|
"""
|
||||||
|
stderr = StringIO()
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'empty',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False,
|
||||||
|
stderr=stderr,
|
||||||
|
)
|
||||||
|
self.assertEqual(
|
||||||
|
stderr.getvalue(),
|
||||||
|
"No fixture data found for 'empty'. (File format may be invalid.)\n"
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_error_message(self):
|
||||||
|
"""
|
||||||
|
(Regression for #9011 - error message is correct)
|
||||||
|
"""
|
||||||
|
stderr = StringIO()
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'bad_fixture2',
|
||||||
|
'animal',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False,
|
||||||
|
stderr=stderr,
|
||||||
|
)
|
||||||
|
self.assertEqual(
|
||||||
|
stderr.getvalue(),
|
||||||
|
"No fixture data found for 'bad_fixture2'. (File format may be invalid.)\n"
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_pg_sequence_resetting_checks(self):
|
||||||
|
"""
|
||||||
|
Test for ticket #7565 -- PostgreSQL sequence resetting checks shouldn't
|
||||||
|
ascend to parent models when inheritance is used
|
||||||
|
(since they are treated individually).
|
||||||
|
"""
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'model-inheritance.json',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False
|
||||||
|
)
|
||||||
|
self.assertEqual(Parent.objects.all()[0].id, 1)
|
||||||
|
self.assertEqual(Child.objects.all()[0].id, 1)
|
||||||
|
|
||||||
|
def test_close_connection_after_loaddata(self):
|
||||||
|
"""
|
||||||
|
Test for ticket #7572 -- MySQL has a problem if the same connection is
|
||||||
|
used to create tables, load data, and then query over that data.
|
||||||
|
To compensate, we close the connection after running loaddata.
|
||||||
|
This ensures that a new connection is opened when test queries are
|
||||||
|
issued.
|
||||||
|
"""
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'big-fixture.json',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False
|
||||||
|
)
|
||||||
|
articles = Article.objects.exclude(id=9)
|
||||||
|
self.assertEqual(
|
||||||
|
articles.values_list('id', flat=True).__repr__(),
|
||||||
|
"[1, 2, 3, 4, 5, 6, 7, 8]"
|
||||||
|
)
|
||||||
|
# Just for good measure, run the same query again.
|
||||||
|
# Under the influence of ticket #7572, this will
|
||||||
|
# give a different result to the previous call.
|
||||||
|
self.assertEqual(
|
||||||
|
articles.values_list('id', flat=True).__repr__(),
|
||||||
|
"[1, 2, 3, 4, 5, 6, 7, 8]"
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_field_value_coerce(self):
|
||||||
|
"""
|
||||||
|
Test for tickets #8298, #9942 - Field values should be coerced into the
|
||||||
|
correct type by the deserializer, not as part of the database write.
|
||||||
|
"""
|
||||||
|
global pre_save_checks
|
||||||
|
pre_save_checks = []
|
||||||
|
signals.pre_save.connect(animal_pre_save_check)
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'animal.xml',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False,
|
||||||
|
)
|
||||||
|
self.assertEqual(
|
||||||
|
pre_save_checks,
|
||||||
|
[
|
||||||
|
("Count = 42 (<type 'int'>)", "Weight = 1.2 (<type 'float'>)")
|
||||||
|
]
|
||||||
|
)
|
||||||
|
signals.pre_save.disconnect(animal_pre_save_check)
|
||||||
|
|
||||||
|
def test_dumpdata_uses_default_manager(self):
|
||||||
|
"""
|
||||||
|
Regression for #11286
|
||||||
|
Ensure that dumpdata honors the default manager
|
||||||
|
Dump the current contents of the database as a JSON fixture
|
||||||
|
"""
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'animal.xml',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False,
|
||||||
|
)
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'sequence.json',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False,
|
||||||
|
)
|
||||||
|
animal = Animal(
|
||||||
|
name='Platypus',
|
||||||
|
latin_name='Ornithorhynchus anatinus',
|
||||||
|
count=2,
|
||||||
|
weight=2.2
|
||||||
|
)
|
||||||
|
animal.save()
|
||||||
|
|
||||||
|
stdout = StringIO()
|
||||||
|
management.call_command(
|
||||||
|
'dumpdata',
|
||||||
|
'fixtures_regress.animal',
|
||||||
|
format='json',
|
||||||
|
stdout=stdout
|
||||||
|
)
|
||||||
|
self.assertEqual(
|
||||||
|
stdout.getvalue(),
|
||||||
|
"""[{"pk": 1, "model": "fixtures_regress.animal", "fields": {"count": 3, "weight": 1.2, "name": "Lion", "latin_name": "Panthera leo"}}, {"pk": 10, "model": "fixtures_regress.animal", "fields": {"count": 42, "weight": 1.2, "name": "Emu", "latin_name": "Dromaius novaehollandiae"}}, {"pk": 11, "model": "fixtures_regress.animal", "fields": {"count": 2, "weight": 2.2000000000000002, "name": "Platypus", "latin_name": "Ornithorhynchus anatinus"}}]"""
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_proxy_model_included(self):
|
||||||
|
"""
|
||||||
|
Regression for #11428 - Proxy models aren't included when you dumpdata
|
||||||
|
"""
|
||||||
|
stdout = StringIO()
|
||||||
|
# Create an instance of the concrete class
|
||||||
|
Widget(name='grommet').save()
|
||||||
|
management.call_command(
|
||||||
|
'dumpdata',
|
||||||
|
'fixtures_regress.widget',
|
||||||
|
'fixtures_regress.widgetproxy',
|
||||||
|
format='json',
|
||||||
|
stdout=stdout
|
||||||
|
)
|
||||||
|
self.assertEqual(
|
||||||
|
stdout.getvalue(),
|
||||||
|
"""[{"pk": 1, "model": "fixtures_regress.widget", "fields": {"name": "grommet"}}]"""
|
||||||
|
)
|
||||||
|
|
||||||
|
|
||||||
|
class NaturalKeyFixtureTests(TestCase):
|
||||||
|
def assertRaisesMessage(self, exc, msg, func, *args, **kwargs):
|
||||||
|
try:
|
||||||
|
func(*args, **kwargs)
|
||||||
|
except Exception, e:
|
||||||
|
self.assertEqual(msg, str(e))
|
||||||
|
self.assertTrue(isinstance(e, exc), "Expected %s, got %s" % (exc, type(e)))
|
||||||
|
|
||||||
|
def test_nk_deserialize(self):
|
||||||
|
"""
|
||||||
|
Test for ticket #13030 - Python based parser version
|
||||||
|
natural keys deserialize with fk to inheriting model
|
||||||
|
"""
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'model-inheritance.json',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False
|
||||||
|
)
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'nk-inheritance.json',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False
|
||||||
|
)
|
||||||
|
self.assertEqual(
|
||||||
|
NKChild.objects.get(pk=1).data,
|
||||||
|
'apple'
|
||||||
|
)
|
||||||
|
|
||||||
|
self.assertEqual(
|
||||||
|
RefToNKChild.objects.get(pk=1).nk_fk.data,
|
||||||
|
'apple'
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_nk_deserialize_xml(self):
|
||||||
|
"""
|
||||||
|
Test for ticket #13030 - XML version
|
||||||
|
natural keys deserialize with fk to inheriting model
|
||||||
|
"""
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'model-inheritance.json',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False
|
||||||
|
)
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'nk-inheritance.json',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False
|
||||||
|
)
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'nk-inheritance2.xml',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False
|
||||||
|
)
|
||||||
|
self.assertEqual(
|
||||||
|
NKChild.objects.get(pk=2).data,
|
||||||
|
'banana'
|
||||||
|
)
|
||||||
|
self.assertEqual(
|
||||||
|
RefToNKChild.objects.get(pk=2).nk_fk.data,
|
||||||
|
'apple'
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_nk_on_serialize(self):
|
||||||
|
"""
|
||||||
|
Check that natural key requirements are taken into account
|
||||||
|
when serializing models
|
||||||
|
"""
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'forward_ref_lookup.json',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False
|
||||||
|
)
|
||||||
|
|
||||||
|
stdout = StringIO()
|
||||||
|
management.call_command(
|
||||||
|
'dumpdata',
|
||||||
|
'fixtures_regress.book',
|
||||||
|
'fixtures_regress.person',
|
||||||
|
'fixtures_regress.store',
|
||||||
|
verbosity=0,
|
||||||
|
format='json',
|
||||||
|
use_natural_keys=True,
|
||||||
|
stdout=stdout,
|
||||||
|
)
|
||||||
|
self.assertEqual(
|
||||||
|
stdout.getvalue(),
|
||||||
|
"""[{"pk": 2, "model": "fixtures_regress.store", "fields": {"name": "Amazon"}}, {"pk": 3, "model": "fixtures_regress.store", "fields": {"name": "Borders"}}, {"pk": 4, "model": "fixtures_regress.person", "fields": {"name": "Neal Stephenson"}}, {"pk": 1, "model": "fixtures_regress.book", "fields": {"stores": [["Amazon"], ["Borders"]], "name": "Cryptonomicon", "author": ["Neal Stephenson"]}}]"""
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_dependency_sorting(self):
|
||||||
|
"""
|
||||||
|
Now lets check the dependency sorting explicitly
|
||||||
|
It doesn't matter what order you mention the models
|
||||||
|
Store *must* be serialized before then Person, and both
|
||||||
|
must be serialized before Book.
|
||||||
|
"""
|
||||||
|
sorted_deps = sort_dependencies(
|
||||||
|
[('fixtures_regress', [Book, Person, Store])]
|
||||||
|
)
|
||||||
|
self.assertEqual(
|
||||||
|
sorted_deps,
|
||||||
|
[Store, Person, Book]
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_dependency_sorting_2(self):
|
||||||
|
sorted_deps = sort_dependencies(
|
||||||
|
[('fixtures_regress', [Book, Store, Person])]
|
||||||
|
)
|
||||||
|
self.assertEqual(
|
||||||
|
sorted_deps,
|
||||||
|
[Store, Person, Book]
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_dependency_sorting_3(self):
|
||||||
|
sorted_deps = sort_dependencies(
|
||||||
|
[('fixtures_regress', [Store, Book, Person])]
|
||||||
|
)
|
||||||
|
self.assertEqual(
|
||||||
|
sorted_deps,
|
||||||
|
[Store, Person, Book]
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_dependency_sorting_4(self):
|
||||||
|
sorted_deps = sort_dependencies(
|
||||||
|
[('fixtures_regress', [Store, Person, Book])]
|
||||||
|
)
|
||||||
|
self.assertEqual(
|
||||||
|
sorted_deps,
|
||||||
|
[Store, Person, Book]
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_dependency_sorting_5(self):
|
||||||
|
sorted_deps = sort_dependencies(
|
||||||
|
[('fixtures_regress', [Person, Book, Store])]
|
||||||
|
)
|
||||||
|
self.assertEqual(
|
||||||
|
sorted_deps,
|
||||||
|
[Store, Person, Book]
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_dependency_sorting_6(self):
|
||||||
|
sorted_deps = sort_dependencies(
|
||||||
|
[('fixtures_regress', [Person, Store, Book])]
|
||||||
|
)
|
||||||
|
self.assertEqual(
|
||||||
|
sorted_deps,
|
||||||
|
[Store, Person, Book]
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_dependency_sorting_dangling(self):
|
||||||
|
sorted_deps = sort_dependencies(
|
||||||
|
[('fixtures_regress', [Person, Circle1, Store, Book])]
|
||||||
|
)
|
||||||
|
self.assertEqual(
|
||||||
|
sorted_deps,
|
||||||
|
[Circle1, Store, Person, Book]
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_dependency_sorting_tight_circular(self):
|
||||||
|
self.assertRaisesMessage(
|
||||||
|
CommandError,
|
||||||
|
"""Can't resolve dependencies for fixtures_regress.Circle1, fixtures_regress.Circle2 in serialized app list.""",
|
||||||
|
sort_dependencies,
|
||||||
|
[('fixtures_regress', [Person, Circle2, Circle1, Store, Book])],
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_dependency_sorting_tight_circular_2(self):
|
||||||
|
self.assertRaisesMessage(
|
||||||
|
CommandError,
|
||||||
|
"""Can't resolve dependencies for fixtures_regress.Circle1, fixtures_regress.Circle2 in serialized app list.""",
|
||||||
|
sort_dependencies,
|
||||||
|
[('fixtures_regress', [Circle1, Book, Circle2])],
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_dependency_self_referential(self):
|
||||||
|
self.assertRaisesMessage(
|
||||||
|
CommandError,
|
||||||
|
"""Can't resolve dependencies for fixtures_regress.Circle3 in serialized app list.""",
|
||||||
|
sort_dependencies,
|
||||||
|
[('fixtures_regress', [Book, Circle3])],
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_dependency_sorting_long(self):
|
||||||
|
self.assertRaisesMessage(
|
||||||
|
CommandError,
|
||||||
|
"""Can't resolve dependencies for fixtures_regress.Circle1, fixtures_regress.Circle2, fixtures_regress.Circle3 in serialized app list.""",
|
||||||
|
sort_dependencies,
|
||||||
|
[('fixtures_regress', [Person, Circle2, Circle1, Circle3, Store, Book])],
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_dependency_sorting_normal(self):
|
||||||
|
sorted_deps = sort_dependencies(
|
||||||
|
[('fixtures_regress', [Person, ExternalDependency, Book])]
|
||||||
|
)
|
||||||
|
self.assertEqual(
|
||||||
|
sorted_deps,
|
||||||
|
[Person, Book, ExternalDependency]
|
||||||
|
)
|
||||||
|
|
||||||
|
def test_normal_pk(self):
|
||||||
|
"""
|
||||||
|
Check that normal primary keys still work
|
||||||
|
on a model with natural key capabilities
|
||||||
|
"""
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'non_natural_1.json',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False
|
||||||
|
)
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'forward_ref_lookup.json',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False
|
||||||
|
)
|
||||||
|
management.call_command(
|
||||||
|
'loaddata',
|
||||||
|
'non_natural_2.xml',
|
||||||
|
verbosity=0,
|
||||||
|
commit=False
|
||||||
|
)
|
||||||
|
books = Book.objects.all()
|
||||||
|
self.assertEqual(
|
||||||
|
books.__repr__(),
|
||||||
|
"""[<Book: Cryptonomicon by Neal Stephenson (available at Amazon, Borders)>, <Book: Ender's Game by Orson Scott Card (available at Collins Bookstore)>, <Book: Permutation City by Greg Egan (available at Angus and Robertson)>]"""
|
||||||
|
)
|
||||||
Loading…
Reference in New Issue