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test_django.py
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test_django.py
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# -*- coding: utf-8 -*-
# Copyright (c) 2012-2014 The python-semanticversion project
# This code is distributed under the two-clause BSD License.
from __future__ import unicode_literals
try: # pragma: no cover
import unittest2 as unittest
except ImportError: # pragma: no cover
import unittest
import semantic_version
try: # pragma: no cover
from django.conf import settings
django_loaded = True
except ImportError: # pragma: no cover
django_loaded = False
if django_loaded: # pragma: no cover
from .django_test_app import models
from django.core import serializers
try: # pragma: no cover
import south
import south.creator.freezer
import south.modelsinspector
except ImportError: # pragma: no cover
south = None
@unittest.skipIf(not django_loaded, "Django not installed")
class DjangoFieldTestCase(unittest.TestCase):
def test_version(self):
obj = models.VersionModel(version='0.1.1', spec='==0.1.1,!=0.1.1-alpha')
self.assertEqual(semantic_version.Version('0.1.1'), obj.version)
self.assertEqual(semantic_version.Spec('==0.1.1,!=0.1.1-alpha'), obj.spec)
alt_obj = models.VersionModel(version=obj.version, spec=obj.spec)
self.assertEqual(semantic_version.Version('0.1.1'), alt_obj.version)
self.assertEqual(semantic_version.Spec('==0.1.1,!=0.1.1-alpha'), alt_obj.spec)
self.assertEqual(obj.spec, alt_obj.spec)
self.assertEqual(obj.version, alt_obj.version)
obj.full_clean()
def test_partial_spec(self):
obj = models.VersionModel(version='0.1.1', spec='==0,!=0.2')
self.assertEqual(semantic_version.Version('0.1.1'), obj.version)
self.assertEqual(semantic_version.Spec('==0,!=0.2'), obj.spec)
def test_coerce(self):
obj = models.CoerceVersionModel(version='0.1.1a+2', partial='23')
self.assertEqual(semantic_version.Version('0.1.1-a+2'), obj.version)
self.assertEqual(semantic_version.Version('23', partial=True), obj.partial)
obj2 = models.CoerceVersionModel(version='23', partial='0.1.2.3.4.5/6')
self.assertEqual(semantic_version.Version('23.0.0'), obj2.version)
self.assertEqual(semantic_version.Version('0.1.2+3.4.5-6', partial=True), obj2.partial)
def test_invalid_input(self):
self.assertRaises(ValueError, models.VersionModel,
version='0.1.1', spec='blah')
self.assertRaises(ValueError, models.VersionModel,
version='0.1', spec='==0.1.1,!=0.1.1-alpha')
def test_partial(self):
obj = models.PartialVersionModel(partial='0.1.0')
self.assertEqual(semantic_version.Version('0.1.0', partial=True), obj.partial)
self.assertIsNone(obj.optional)
self.assertIsNone(obj.optional_spec)
# Copy values to another model
alt_obj = models.PartialVersionModel(
partial=obj.partial,
optional=obj.optional,
optional_spec=obj.optional_spec,
)
self.assertEqual(semantic_version.Version('0.1.0', partial=True), alt_obj.partial)
self.assertEqual(obj.partial, alt_obj.partial)
self.assertIsNone(obj.optional)
self.assertIsNone(obj.optional_spec)
obj.full_clean()
def test_serialization(self):
o1 = models.VersionModel(version='0.1.1', spec='==0.1.1,!=0.1.1-alpha')
o2 = models.VersionModel(version='0.4.3-rc3+build3',
spec='<=0.1.1-rc2,!=0.1.1-rc1')
data = serializers.serialize('json', [o1, o2])
obj1, obj2 = serializers.deserialize('json', data)
self.assertEqual(o1, obj1.object)
self.assertEqual(o2, obj2.object)
def test_serialization_partial(self):
o1 = models.PartialVersionModel(partial='0.1.1', optional='0.2.4-rc42',
optional_spec=None)
o2 = models.PartialVersionModel(partial='0.4.3-rc3+build3', optional='',
optional_spec='==0.1.1,!=0.1.1-alpha')
data = serializers.serialize('json', [o1, o2])
obj1, obj2 = serializers.deserialize('json', data)
self.assertEqual(o1, obj1.object)
self.assertEqual(o2, obj2.object)
@unittest.skipIf(not django_loaded or south is None, "Couldn't import south and django")
class SouthTestCase(unittest.TestCase):
def test_freezing_version_model(self):
frozen = south.modelsinspector.get_model_fields(models.VersionModel)
self.assertEqual(frozen['version'],
('semantic_version.django_fields.VersionField', [], {'max_length': '200'}))
self.assertEqual(frozen['spec'],
('semantic_version.django_fields.SpecField', [], {'max_length': '200'}))
def test_freezing_partial_version_model(self):
frozen = south.modelsinspector.get_model_fields(models.PartialVersionModel)
self.assertEqual(frozen['partial'],
('semantic_version.django_fields.VersionField', [], {'max_length': '200', 'partial': 'True'}))
self.assertEqual(frozen['optional'],
('semantic_version.django_fields.VersionField', [], {'max_length': '200', 'blank': 'True', 'null': 'True'}))
self.assertEqual(frozen['optional_spec'],
('semantic_version.django_fields.SpecField', [], {'max_length': '200', 'blank': 'True', 'null': 'True'}))
def test_freezing_coerce_version_model(self):
frozen = south.modelsinspector.get_model_fields(models.CoerceVersionModel)
self.assertEqual(frozen['version'],
('semantic_version.django_fields.VersionField', [], {'max_length': '200', 'coerce': 'True'}))
self.assertEqual(frozen['partial'],
('semantic_version.django_fields.VersionField', [], {'max_length': '200', 'partial': 'True', 'coerce': 'True'}))
def test_freezing_app(self):
frozen = south.creator.freezer.freeze_apps('django_test_app')
# Test VersionModel
self.assertEqual(frozen['django_test_app.versionmodel']['version'],
('semantic_version.django_fields.VersionField', [], {'max_length': '200'}))
self.assertEqual(frozen['django_test_app.versionmodel']['spec'],
('semantic_version.django_fields.SpecField', [], {'max_length': '200'}))
# Test PartialVersionModel
self.assertEqual(frozen['django_test_app.partialversionmodel']['partial'],
('semantic_version.django_fields.VersionField', [], {'max_length': '200', 'partial': 'True'}))
self.assertEqual(frozen['django_test_app.partialversionmodel']['optional'],
('semantic_version.django_fields.VersionField', [], {'max_length': '200', 'blank': 'True', 'null': 'True'}))
self.assertEqual(frozen['django_test_app.partialversionmodel']['optional_spec'],
('semantic_version.django_fields.SpecField', [], {'max_length': '200', 'blank': 'True', 'null': 'True'}))
# Test CoerceVersionModel
self.assertEqual(frozen['django_test_app.coerceversionmodel']['version'],
('semantic_version.django_fields.VersionField', [], {'max_length': '200', 'coerce': 'True'}))
self.assertEqual(frozen['django_test_app.coerceversionmodel']['partial'],
('semantic_version.django_fields.VersionField', [], {'max_length': '200', 'partial': 'True', 'coerce': 'True'}))
if django_loaded:
from django.test import TestCase
from django.test.simple import DjangoTestSuiteRunner
class DbInteractingTestCase(TestCase):
@classmethod
def setUpClass(cls):
cls.old_state = DjangoTestSuiteRunner().setup_databases()
@classmethod
def tearDownClass(cls):
DjangoTestSuiteRunner().teardown_databases(cls.old_state)
def test_db_interaction(self):
o1 = models.VersionModel(version='0.1.1', spec='<0.2.4-rc42')
o2 = models.VersionModel(version='0.4.3-rc3+build3', spec='==0.4.3')
o1.save()
o2.save()
obj1 = models.VersionModel.objects.get(pk=o1.pk)
self.assertEqual(o1.version, obj1.version)
obj2 = models.VersionModel.objects.get(pk=o2.pk)
self.assertEqual(o2.version, obj2.version)
else: # pragma: no cover
pass