django1/tests/regressiontests/admin_util/tests.py

41 lines
1.4 KiB
Python

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