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55 lines
1.9 KiB
Python
55 lines
1.9 KiB
Python
# -*- coding: utf-8 -*-
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from __future__ import unicode_literals
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import datetime
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from unittest import skipIf
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from django.db import models
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from django.test import TestCase
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from django.test.utils import isolate_apps
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from django.utils import six
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from .models import Article, InternationalArticle
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class SimpleTests(TestCase):
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@skipIf(six.PY3, "tests a __str__ method returning unicode under Python 2")
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def test_basic(self):
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a = Article.objects.create(
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headline=b'Parrot programs in Python',
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pub_date=datetime.datetime(2005, 7, 28)
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)
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self.assertEqual(str(a), str('Parrot programs in Python'))
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self.assertEqual(repr(a), str('<Article: Parrot programs in Python>'))
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def test_international(self):
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a = InternationalArticle.objects.create(
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headline='Girl wins €12.500 in lottery',
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pub_date=datetime.datetime(2005, 7, 28)
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)
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if six.PY3:
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self.assertEqual(str(a), 'Girl wins €12.500 in lottery')
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else:
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# On Python 2, the default str() output will be the UTF-8 encoded
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# output of __unicode__() -- or __str__() when the
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# python_2_unicode_compatible decorator is used.
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self.assertEqual(str(a), b'Girl wins \xe2\x82\xac12.500 in lottery')
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@isolate_apps('str')
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def test_defaults(self):
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"""
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The default implementation of __str__ and __repr__ should return
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instances of str.
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"""
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class Default(models.Model):
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pass
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obj = Default()
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# Explicit call to __str__/__repr__ to make sure str()/repr() don't
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# coerce the returned value.
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self.assertIsInstance(obj.__str__(), str)
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self.assertIsInstance(obj.__repr__(), str)
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self.assertEqual(str(obj), str('Default object'))
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self.assertEqual(repr(obj), str('<Default: Default object>'))
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