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# -*- coding: utf-8 -*-
# Copyright (c) 2010 Mark Sandstrom
# Copyright (c) 2011 Raphaël Barrois
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
import unittest
from factory import base
from factory import declarations
class TestObject(object):
def __init__(self, one=None, two=None, three=None, four=None):
self.one = one
self.two = two
self.three = three
self.four = four
class FakeDjangoModel(object):
class FakeDjangoManager(object):
def create(self, **kwargs):
fake_model = FakeDjangoModel(**kwargs)
fake_model.id = 1
return fake_model
objects = FakeDjangoManager()
def __init__(self, **kwargs):
for name, value in kwargs.iteritems():
setattr(self, name, value)
self.id = None
class TestModel(FakeDjangoModel):
pass
class SafetyTestCase(unittest.TestCase):
def testBaseFactory(self):
self.assertRaises(RuntimeError, base.BaseFactory)
class FactoryTestCase(unittest.TestCase):
def testLazyAttributeNonExistentParam(self):
class TestObjectFactory(base.Factory):
one = declarations.LazyAttribute(lambda a: a.does_not_exist )
self.assertRaises(AttributeError, TestObjectFactory)
def testInheritanceWithSequence(self):
"""Tests that sequence IDs are shared between parent and son."""
class TestObjectFactory(base.Factory):
one = declarations.Sequence(lambda a: a)
class TestSubFactory(TestObjectFactory):
pass
parent = TestObjectFactory.build()
sub = TestSubFactory.build()
alt_parent = TestObjectFactory.build()
alt_sub = TestSubFactory.build()
ones = set([x.one for x in (parent, alt_parent, sub, alt_sub)])
self.assertEqual(4, len(ones))
class FactoryDefaultStrategyTestCase(unittest.TestCase):
def setUp(self):
self.default_strategy = base.Factory.default_strategy
def tearDown(self):
base.Factory.default_strategy = self.default_strategy
def testBuildStrategy(self):
base.Factory.default_strategy = base.BUILD_STRATEGY
class TestModelFactory(base.Factory):
one = 'one'
test_model = TestModelFactory()
self.assertEqual(test_model.one, 'one')
self.assertFalse(test_model.id)
def testCreateStrategy(self):
# Default default_strategy
class TestModelFactory(base.Factory):
one = 'one'
test_model = TestModelFactory()
self.assertEqual(test_model.one, 'one')
self.assertTrue(test_model.id)
def testStubStrategy(self):
base.Factory.default_strategy = base.STUB_STRATEGY
class TestModelFactory(base.Factory):
one = 'one'
test_model = TestModelFactory()
self.assertEqual(test_model.one, 'one')
self.assertFalse(hasattr(test_model, 'id')) # We should have a plain old object
def testUnknownStrategy(self):
base.Factory.default_strategy = 'unknown'
class TestModelFactory(base.Factory):
one = 'one'
self.assertRaises(base.Factory.UnknownStrategy, TestModelFactory)
def testStubWithNonStubStrategy(self):
class TestModelFactory(base.StubFactory):
one = 'one'
TestModelFactory.default_strategy = base.CREATE_STRATEGY
self.assertRaises(base.StubFactory.UnsupportedStrategy, TestModelFactory)
TestModelFactory.default_strategy = base.BUILD_STRATEGY
self.assertRaises(base.StubFactory.UnsupportedStrategy, TestModelFactory)
class FactoryCreationTestCase(unittest.TestCase):
def testFactoryFor(self):
class TestFactory(base.Factory):
FACTORY_FOR = TestObject
self.assertTrue(isinstance(TestFactory.build(), TestObject))
def testAutomaticAssociatedClassDiscovery(self):
class TestObjectFactory(base.Factory):
pass
self.assertTrue(isinstance(TestObjectFactory.build(), TestObject))
def testStub(self):
class TestFactory(base.StubFactory):
pass
self.assertEqual(TestFactory.default_strategy, base.STUB_STRATEGY)
def testInheritanceWithStub(self):
class TestObjectFactory(base.StubFactory):
pass
class TestFactory(TestObjectFactory):
pass
self.assertEqual(TestFactory.default_strategy, base.STUB_STRATEGY)
def testCustomCreation(self):
class TestModelFactory(base.Factory):
@classmethod
def _prepare(cls, create, **kwargs):
kwargs['four'] = 4
return super(TestModelFactory, cls)._prepare(create, **kwargs)
b = TestModelFactory.build(one=1)
self.assertEqual(1, b.one)
self.assertEqual(4, b.four)
self.assertEqual(None, b.id)
c = TestModelFactory(one=1)
self.assertEqual(1, c.one)
self.assertEqual(4, c.four)
self.assertEqual(1, c.id)
# Errors
def testNoAssociatedClassWithAutodiscovery(self):
try:
class TestFactory(base.Factory):
pass
self.fail()
except base.Factory.AssociatedClassError as e:
self.assertTrue('autodiscovery' in str(e))
def testNoAssociatedClassWithoutAutodiscovery(self):
try:
class Test(base.Factory):
pass
self.fail()
except base.Factory.AssociatedClassError as e:
self.assertTrue('autodiscovery' not in str(e))
if __name__ == '__main__':
unittest.main()
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