mirror of
https://github.com/Hopiu/django-model-utils.git
synced 2026-04-21 19:44:43 +00:00
5aa40c66be
* - add django 3.0 to the test matrix - drop six * add entry in CHANGES * remove context kwarg * fix test with DeferredAttribute * rename StringyDescriptor's name to attname * Fix flake8 * Drop support for Django 1.11 because the API are not compatibles anymore with Django 3.0 * Try to fix tests. * Define model for the field mock. * Simplifies the code. * Properly mock the field. * Typo * Use the new API field name. * Call it attname * Grab the field instance from the model. * Use postgres in travis tests. * Django 2.0.1 minimum is needed. * Update Changelog to tell about breaking Django 1.11. * Update changelog to tell about Django 3.0 support. * @natim review.
92 lines
3.3 KiB
Python
92 lines
3.3 KiB
Python
from datetime import datetime, timedelta
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from freezegun import freeze_time
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from django.test import TestCase
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from tests.models import TimeStamp
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class TimeStampedModelTests(TestCase):
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def test_created(self):
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with freeze_time(datetime(2016, 1, 1)):
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t1 = TimeStamp.objects.create()
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self.assertEqual(t1.created, datetime(2016, 1, 1))
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def test_created_sets_modified(self):
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'''
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Ensure that on creation that modifed is set exactly equal to created.
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'''
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t1 = TimeStamp.objects.create()
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self.assertEqual(t1.created, t1.modified)
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def test_modified(self):
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with freeze_time(datetime(2016, 1, 1)):
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t1 = TimeStamp.objects.create()
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with freeze_time(datetime(2016, 1, 2)):
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t1.save()
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self.assertEqual(t1.modified, datetime(2016, 1, 2))
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def test_overriding_created_via_object_creation_also_uses_creation_date_for_modified(self):
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"""
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Setting the created date when first creating an object
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should be permissable.
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"""
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different_date = datetime.today() - timedelta(weeks=52)
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t1 = TimeStamp.objects.create(created=different_date)
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self.assertEqual(t1.created, different_date)
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self.assertEqual(t1.modified, different_date)
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def test_overriding_modified_via_object_creation(self):
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"""
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Setting the modified date explicitly should be possible when
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first creating an object, but not thereafter.
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"""
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different_date = datetime.today() - timedelta(weeks=52)
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t1 = TimeStamp.objects.create(modified=different_date)
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self.assertEqual(t1.modified, different_date)
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self.assertNotEqual(t1.created, different_date)
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def test_overriding_created_after_object_created(self):
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"""
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The created date may be changed post-create
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"""
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t1 = TimeStamp.objects.create()
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different_date = datetime.today() - timedelta(weeks=52)
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t1.created = different_date
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t1.save()
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self.assertEqual(t1.created, different_date)
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def test_overriding_modified_after_object_created(self):
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"""
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The modified date should always be updated when the object
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is saved, regardless of attempts to change it.
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"""
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t1 = TimeStamp.objects.create()
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different_date = datetime.today() - timedelta(weeks=52)
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t1.modified = different_date
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t1.save()
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self.assertNotEqual(t1.modified, different_date)
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def test_overrides_using_save(self):
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"""
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The first time an object is saved, allow modification of both
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created and modified fields.
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After that, only created may be modified manually.
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"""
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t1 = TimeStamp()
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different_date = datetime.today() - timedelta(weeks=52)
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t1.created = different_date
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t1.modified = different_date
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t1.save()
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self.assertEqual(t1.created, different_date)
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self.assertEqual(t1.modified, different_date)
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different_date2 = datetime.today() - timedelta(weeks=26)
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t1.created = different_date2
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t1.modified = different_date2
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t1.save()
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self.assertEqual(t1.created, different_date2)
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self.assertNotEqual(t1.modified, different_date2)
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self.assertNotEqual(t1.modified, different_date)
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