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50 lines
1.7 KiB
Python
50 lines
1.7 KiB
Python
from unittest import skipIf
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from django import forms
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from django.db import connection, models
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from django.test import SimpleTestCase, TestCase
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from .models import Post
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class TextFieldTests(TestCase):
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def test_max_length_passed_to_formfield(self):
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"""
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TextField passes its max_length attribute to form fields created using
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their formfield() method.
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"""
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tf1 = models.TextField()
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tf2 = models.TextField(max_length=2345)
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self.assertIsNone(tf1.formfield().max_length)
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self.assertEqual(2345, tf2.formfield().max_length)
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def test_choices_generates_select_widget(self):
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"""A TextField with choices uses a Select widget."""
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f = models.TextField(choices=[('A', 'A'), ('B', 'B')])
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self.assertIsInstance(f.formfield().widget, forms.Select)
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def test_to_python(self):
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"""TextField.to_python() should return a string."""
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f = models.TextField()
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self.assertEqual(f.to_python(1), '1')
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def test_lookup_integer_in_textfield(self):
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self.assertEqual(Post.objects.filter(body=24).count(), 0)
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@skipIf(connection.vendor == 'mysql', 'Running on MySQL requires utf8mb4 encoding (#18392)')
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def test_emoji(self):
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p = Post.objects.create(title='Whatever', body='Smile 😀.')
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p.refresh_from_db()
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self.assertEqual(p.body, 'Smile 😀.')
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class TestMethods(SimpleTestCase):
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def test_deconstruct(self):
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field = models.TextField()
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*_, kwargs = field.deconstruct()
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self.assertEqual(kwargs, {})
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field = models.TextField(db_collation='utf8_esperanto_ci')
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*_, kwargs = field.deconstruct()
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self.assertEqual(kwargs, {'db_collation': 'utf8_esperanto_ci'})
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