forked from gregmuellegger/django-autofixture
/
tests.py
489 lines (409 loc) · 18.1 KB
/
tests.py
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# -*- coding: utf-8 -*-
import autofixture
from decimal import Decimal
from datetime import date, datetime
from django.test import TestCase
from autofixture import generators
from autofixture.base import AutoFixture, CreateInstanceError, Link
from autofixture_tests.autofixture_test.models import y2k
from autofixture_tests.autofixture_test.models import (
SimpleModel, OtherSimpleModel, DeepLinkModel1, DeepLinkModel2,
NullableFKModel, BasicModel, UniqueTestModel, UniqueTogetherTestModel,
RelatedModel, O2OModel, M2MModel, ThroughModel, M2MModelThrough)
class SimpleAutoFixture(AutoFixture):
field_values = {
'name': generators.StaticGenerator('foo'),
}
class TestBasicModel(TestCase):
def assertEqualOr(self, first, second, fallback):
if first != second and not fallback:
self.fail()
def test_create(self):
filler = AutoFixture(BasicModel)
filler.create(10)
self.assertEqual(BasicModel.objects.count(), 10)
def test_constraints(self):
filler = AutoFixture(
BasicModel,
overwrite_defaults=False)
for obj in filler.create(100):
self.assertTrue(len(obj.chars) > 0)
self.assertEqual(type(obj.chars), unicode)
self.assertTrue(len(obj.shortchars) <= 2)
self.assertEqual(type(obj.shortchars), unicode)
self.assertTrue(type(obj.blankchars), unicode)
self.assertEqualOr(type(obj.nullchars), unicode, None)
self.assertEqual(type(obj.slugfield), unicode)
self.assertEqual(type(obj.defaultint), int)
self.assertEqual(obj.defaultint, 1)
self.assertEqual(type(obj.intfield), int)
self.assertEqual(type(obj.sintfield), int)
self.assertEqual(type(obj.pintfield), int)
self.assertEqual(type(obj.psintfield), int)
self.assertEqual(type(obj.datefield), date)
self.assertEqual(type(obj.datetimefield), datetime)
self.assertEqual(type(obj.defaultdatetime), datetime)
self.assertEqual(obj.defaultdatetime, y2k())
self.assertEqual(type(obj.decimalfield), Decimal)
self.assertTrue('@' in obj.emailfield)
self.assertTrue('.' in obj.emailfield)
self.assertTrue(' ' not in obj.emailfield)
self.assertTrue(obj.ipaddressfield.count('.'), 3)
self.assertTrue(len(obj.ipaddressfield) >= 7)
self.assertEqual(BasicModel.objects.count(), 100)
def test_field_values(self):
int_value = 1
char_values = (u'a', u'b')
filler = AutoFixture(
BasicModel,
field_values={
'intfield': 1,
'chars': generators.ChoicesGenerator(values=char_values),
'shortchars': lambda: u'ab',
})
for obj in filler.create(100):
self.assertEqual(obj.intfield, int_value)
self.assertTrue(obj.chars in char_values)
self.assertEqual(obj.shortchars, u'ab')
class TestRelations(TestCase):
def test_generate_foreignkeys(self):
filler = AutoFixture(
RelatedModel,
generate_fk=True)
for obj in filler.create(100):
self.assertEqual(obj.related.__class__, BasicModel)
self.assertEqual(obj.limitedfk.name, 'foo')
def test_deep_generate_foreignkeys(self):
filler = AutoFixture(
DeepLinkModel2,
generate_fk=True)
for obj in filler.create(10):
self.assertEqual(obj.related.__class__, DeepLinkModel1)
self.assertEqual(obj.related.related.__class__, SimpleModel)
self.assertEqual(obj.related.related2.__class__, SimpleModel)
def test_deep_generate_foreignkeys2(self):
filler = AutoFixture(
DeepLinkModel2,
follow_fk=False,
generate_fk=('related', 'related__related'))
for obj in filler.create(10):
self.assertEqual(obj.related.__class__, DeepLinkModel1)
self.assertEqual(obj.related.related.__class__, SimpleModel)
self.assertEqual(obj.related.related2, None)
def test_generate_only_some_foreignkeys(self):
filler = AutoFixture(
RelatedModel,
generate_fk=('related',))
for obj in filler.create(100):
self.assertEqual(obj.related.__class__, BasicModel)
self.assertEqual(obj.limitedfk, None)
def test_follow_foreignkeys(self):
related = AutoFixture(BasicModel).create()[0]
self.assertEqual(BasicModel.objects.count(), 1)
simple = SimpleModel.objects.create(name='foo')
simple2 = SimpleModel.objects.create(name='bar')
filler = AutoFixture(
RelatedModel,
follow_fk=True)
for obj in filler.create(100):
self.assertEqual(obj.related, related)
self.assertEqual(obj.limitedfk, simple)
def test_follow_only_some_foreignkeys(self):
related = AutoFixture(BasicModel).create()[0]
self.assertEqual(BasicModel.objects.count(), 1)
simple = SimpleModel.objects.create(name='foo')
simple2 = SimpleModel.objects.create(name='bar')
filler = AutoFixture(
RelatedModel,
follow_fk=('related',))
for obj in filler.create(100):
self.assertEqual(obj.related, related)
self.assertEqual(obj.limitedfk, None)
def test_follow_fk_for_o2o(self):
# OneToOneField is the same as a ForeignKey with unique=True
filler = AutoFixture(O2OModel, follow_fk=True)
simple = SimpleModel.objects.create()
obj = filler.create()[0]
self.assertEqual(obj.o2o, simple)
self.assertRaises(CreateInstanceError, filler.create)
def test_generate_fk_for_o2o(self):
# OneToOneField is the same as a ForeignKey with unique=True
filler = AutoFixture(O2OModel, generate_fk=True)
all_o2o = set()
for obj in filler.create(10):
all_o2o.add(obj.o2o)
self.assertEqual(set(SimpleModel.objects.all()), all_o2o)
def test_follow_m2m(self):
related = AutoFixture(SimpleModel).create()[0]
self.assertEqual(SimpleModel.objects.count(), 1)
filler = AutoFixture(
M2MModel,
follow_m2m=(2, 10))
for obj in filler.create(10):
self.assertEqual(list(obj.m2m.all()), [related])
def test_follow_only_some_m2m(self):
related = AutoFixture(SimpleModel).create()[0]
self.assertEqual(SimpleModel.objects.count(), 1)
other_related = AutoFixture(OtherSimpleModel).create()[0]
self.assertEqual(OtherSimpleModel.objects.count(), 1)
filler = AutoFixture(
M2MModel,
follow_m2m={
'm2m': (2, 10),
})
for obj in filler.create(10):
self.assertEqual(list(obj.m2m.all()), [related])
self.assertEqual(list(obj.secondm2m.all()), [])
def test_generate_m2m(self):
filler = AutoFixture(
M2MModel,
generate_m2m=(1, 5))
all_m2m = set()
all_secondm2m = set()
for obj in filler.create(10):
self.assertTrue(1 <= obj.m2m.count() <= 5)
self.assertTrue(1 <= obj.secondm2m.count() <= 5)
all_m2m.update(obj.m2m.all())
all_secondm2m.update(obj.secondm2m.all())
self.assertEqual(SimpleModel.objects.count(), len(all_m2m))
self.assertEqual(OtherSimpleModel.objects.count(), len(all_secondm2m))
def test_generate_only_some_m2m(self):
filler = AutoFixture(
M2MModel,
generate_m2m={
'm2m': (1, 5),
})
all_m2m = set()
all_secondm2m = set()
for obj in filler.create(10):
self.assertTrue(1 <= obj.m2m.count() <= 5)
self.assertEqual(0, obj.secondm2m.count())
all_m2m.update(obj.m2m.all())
all_secondm2m.update(obj.secondm2m.all())
self.assertEqual(SimpleModel.objects.count(), len(all_m2m))
self.assertEqual(OtherSimpleModel.objects.count(), len(all_secondm2m))
def test_generate_m2m_with_intermediary_model(self):
filler = AutoFixture(
M2MModelThrough,
generate_m2m=(1, 5))
all_m2m = set()
for obj in filler.create(10):
self.assertTrue(1 <= obj.m2m.count() <= 5)
all_m2m.update(obj.m2m.all())
self.assertEqual(SimpleModel.objects.count(), len(all_m2m))
class TestUniqueConstraints(TestCase):
def test_unique_field(self):
filler = AutoFixture(UniqueTestModel)
count = len(filler.model._meta.
get_field_by_name('choice1')[0].choices)
for obj in filler.create(count):
pass
def test_unique_together(self):
filler = AutoFixture(UniqueTogetherTestModel)
count1 = len(filler.model._meta.
get_field_by_name('choice1')[0].choices)
count2 = len(filler.model._meta.
get_field_by_name('choice2')[0].choices)
for obj in filler.create(count1 * count2):
pass
class TestGenerators(TestCase):
def test_instance_selector(self):
AutoFixture(SimpleModel).create(10)
result = generators.InstanceSelector(SimpleModel).generate()
self.assertEqual(result.__class__, SimpleModel)
for i in xrange(10):
result = generators.InstanceSelector(
SimpleModel, max_count=10).generate()
self.assertTrue(0 <= len(result) <= 10)
for obj in result:
self.assertEqual(obj.__class__, SimpleModel)
for i in xrange(10):
result = generators.InstanceSelector(
SimpleModel, min_count=5, max_count=10).generate()
self.assertTrue(5 <= len(result) <= 10)
for obj in result:
self.assertEqual(obj.__class__, SimpleModel)
for i in xrange(10):
result = generators.InstanceSelector(
SimpleModel, min_count=20, max_count=100).generate()
# cannot return more instances than available
self.assertEqual(len(result), 10)
for obj in result:
self.assertEqual(obj.__class__, SimpleModel)
# works also with queryset as argument
result = generators.InstanceSelector(SimpleModel.objects.all()).generate()
self.assertEqual(result.__class__, SimpleModel)
class TestLinkClass(TestCase):
def test_flat_link(self):
link = Link(('foo', 'bar'))
self.assertTrue('foo' in link)
self.assertTrue('bar' in link)
self.assertFalse('spam' in link)
self.assertEqual(link['foo'], None)
self.assertEqual(link['spam'], None)
def test_nested_links(self):
link = Link(('foo', 'foo__bar', 'spam__ALL'))
self.assertTrue('foo' in link)
self.assertFalse('spam' in link)
self.assertFalse('egg' in link)
foolink = link.get_deep_links('foo')
self.assertTrue('bar' in foolink)
self.assertFalse('egg' in foolink)
spamlink = link.get_deep_links('spam')
self.assertTrue('bar' in spamlink)
self.assertTrue('egg' in spamlink)
def test_links_with_value(self):
link = Link({'foo': 1, 'spam__egg': 2}, default=0)
self.assertTrue('foo' in link)
self.assertEqual(link['foo'], 1)
self.assertFalse('spam' in link)
self.assertEqual(link['spam'], 0)
spamlink = link.get_deep_links('spam')
self.assertTrue('egg' in spamlink)
self.assertEqual(spamlink['bar'], 0)
self.assertEqual(spamlink['egg'], 2)
def test_always_true_link(self):
link = Link(True)
self.assertTrue('field' in link)
self.assertTrue('any' in link)
link = link.get_deep_links('field')
self.assertTrue('field' in link)
self.assertTrue('any' in link)
link = Link(('ALL',))
self.assertTrue('field' in link)
self.assertTrue('any' in link)
link = link.get_deep_links('field')
self.assertTrue('field' in link)
self.assertTrue('any' in link)
def test_inherit_always_true_value(self):
link = Link({'ALL': 1})
self.assertEqual(link['foo'], 1)
sublink = link.get_deep_links('foo')
self.assertEqual(sublink['bar'], 1)
class TestRegistry(TestCase):
def setUp(self):
self.original_registry = autofixture.helpers._registry
autofixture.helpers._registry = {}
def tearDown(self):
autofixture.helpers._registry = self.original_registry
def test_registration(self):
autofixture.register(SimpleModel, SimpleAutoFixture)
self.assertTrue(SimpleModel in autofixture.helpers._registry)
self.assertEqual(autofixture.helpers._registry[SimpleModel], SimpleAutoFixture)
def test_create(self):
autofixture.register(SimpleModel, SimpleAutoFixture)
for obj in autofixture.create(SimpleModel, 10):
self.assertEqual(obj.name, 'foo')
obj = autofixture.create_one(SimpleModel)
self.assertEqual(obj.name, 'foo')
def test_overwrite_attributes(self):
autofixture.register(SimpleModel, SimpleAutoFixture)
for obj in autofixture.create(
SimpleModel, 10, field_values={'name': 'bar'}):
self.assertEqual(obj.name, 'bar')
obj = autofixture.create_one(
SimpleModel, field_values={'name': 'bar'})
self.assertEqual(obj.name, 'bar')
class TestAutofixtureAPI(TestCase):
def setUp(self):
self.original_registry = autofixture.helpers._registry
autofixture.helpers._registry = {}
def tearDown(self):
autofixture.helpers._registry = self.original_registry
class TestManagementCommand(TestCase):
def setUp(self):
from autofixture.management.commands.loadtestdata import Command
self.command = Command()
self.options = {
'overwrite_defaults': None,
'no_follow_fk': None,
'no_follow_m2m': None,
'generate_fk': None,
'follow_m2m': None,
'generate_m2m': None,
'verbosity': '0',
'use': '',
}
self.original_registry = autofixture.helpers._registry
autofixture.helpers._registry = {}
def tearDown(self):
autofixture.helpers._registry = self.original_registry
def test_basic(self):
models = ()
# empty attributes are allowed
self.command.handle(*models, **self.options)
self.assertEqual(SimpleModel.objects.count(), 0)
models = ('autofixture_test.SimpleModel:1',)
self.command.handle(*models, **self.options)
self.assertEqual(SimpleModel.objects.count(), 1)
models = ('autofixture_test.SimpleModel:5',)
self.command.handle(*models, **self.options)
self.assertEqual(SimpleModel.objects.count(), 6)
def test_generate_fk(self):
models = ('autofixture_test.DeepLinkModel2:1',)
self.options['generate_fk'] = 'related,related__related'
self.command.handle(*models, **self.options)
obj = DeepLinkModel2.objects.get()
self.assertTrue(obj.related)
self.assertTrue(obj.related.related)
self.assertEqual(obj.related.related2, obj.related.related)
def test_generate_fk_with_no_follow(self):
models = ('autofixture_test.DeepLinkModel2:1',)
self.options['generate_fk'] = 'related,related__related'
self.options['no_follow_fk'] = True
self.command.handle(*models, **self.options)
obj = DeepLinkModel2.objects.get()
self.assertTrue(obj.related)
self.assertTrue(obj.related.related)
self.assertEqual(obj.related.related2, None)
def test_generate_fk_with_ALL(self):
models = ('autofixture_test.DeepLinkModel2:1',)
self.options['generate_fk'] = 'ALL'
self.command.handle(*models, **self.options)
obj = DeepLinkModel2.objects.get()
self.assertTrue(obj.related)
self.assertTrue(obj.related.related)
self.assertTrue(obj.related.related2)
self.assertTrue(obj.related.related != obj.related.related2)
def test_no_follow_m2m(self):
AutoFixture(SimpleModel).create(1)
models = ('autofixture_test.NullableFKModel:1',)
self.options['no_follow_m2m'] = True
self.command.handle(*models, **self.options)
obj = NullableFKModel.objects.get()
self.assertEqual(obj.m2m.count(), 0)
def test_follow_m2m(self):
AutoFixture(SimpleModel).create(10)
AutoFixture(OtherSimpleModel).create(10)
models = ('autofixture_test.M2MModel:25',)
self.options['follow_m2m'] = 'm2m:3:3,secondm2m:0:10'
self.command.handle(*models, **self.options)
for obj in M2MModel.objects.all():
self.assertEqual(obj.m2m.count(), 3)
self.assertTrue(0 <= obj.secondm2m.count() <= 10)
def test_generate_m2m(self):
models = ('autofixture_test.M2MModel:10',)
self.options['generate_m2m'] = 'm2m:1:1,secondm2m:2:5'
self.command.handle(*models, **self.options)
all_m2m, all_secondm2m = set(), set()
for obj in M2MModel.objects.all():
self.assertEqual(obj.m2m.count(), 1)
self.assertTrue(
2 <= obj.secondm2m.count() <= 5 or
obj.secondm2m.count() == 0)
all_m2m.update(obj.m2m.all())
all_secondm2m.update(obj.secondm2m.all())
self.assertEqual(all_m2m, set(SimpleModel.objects.all()))
self.assertEqual(all_secondm2m, set(OtherSimpleModel.objects.all()))
def test_using_registry(self):
autofixture.register(SimpleModel, SimpleAutoFixture)
models = ('autofixture_test.SimpleModel:10',)
self.command.handle(*models, **self.options)
for obj in SimpleModel.objects.all():
self.assertEqual(obj.name, 'foo')
def test_use_option(self):
self.options['use'] = 'autofixture_tests.autofixture_test.tests.SimpleAutoFixture'
models = ('autofixture_test.SimpleModel:10',)
self.command.handle(*models, **self.options)
for obj in SimpleModel.objects.all():
self.assertEqual(obj.name, 'foo')