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41 lines
1.4 KiB
Python
41 lines
1.4 KiB
Python
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import unittest
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from django.db import models
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from django.contrib import admin
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from django.contrib.admin.util import display_for_field
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from django.contrib.admin.views.main import EMPTY_CHANGELIST_VALUE
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class UtilTests(unittest.TestCase):
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def test_null_display_for_field(self):
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"""
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Regression test for #12550: display_for_field should handle None
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value.
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"""
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display_value = display_for_field(None, models.CharField())
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self.assertEqual(display_value, EMPTY_CHANGELIST_VALUE)
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display_value = display_for_field(None, models.CharField(
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choices=(
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(None, "test_none"),
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)
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))
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self.assertEqual(display_value, "test_none")
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display_value = display_for_field(None, models.DateField())
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self.assertEqual(display_value, EMPTY_CHANGELIST_VALUE)
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display_value = display_for_field(None, models.TimeField())
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self.assertEqual(display_value, EMPTY_CHANGELIST_VALUE)
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display_value = display_for_field(None, models.NullBooleanField())
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self.assertEqual(display_value, EMPTY_CHANGELIST_VALUE)
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display_value = display_for_field(None, models.DecimalField())
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self.assertEqual(display_value, EMPTY_CHANGELIST_VALUE)
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display_value = display_for_field(None, models.FloatField())
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self.assertEqual(display_value, EMPTY_CHANGELIST_VALUE)
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