48 lines
1.8 KiB
Python
48 lines
1.8 KiB
Python
from django.core.exceptions import ImproperlyConfigured
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from django.template import engines
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from django.test import SimpleTestCase, override_settings
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class TemplateUtilsTests(SimpleTestCase):
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@override_settings(TEMPLATES=[{'BACKEND': 'raise.import.error'}])
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def test_backend_import_error(self):
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"""
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Failing to import a backend keeps raising the original import error
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(#24265).
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"""
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with self.assertRaisesRegex(ImportError, "No module named '?raise"):
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engines.all()
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with self.assertRaisesRegex(ImportError, "No module named '?raise"):
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engines.all()
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@override_settings(TEMPLATES=[{
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'BACKEND': 'django.template.backends.django.DjangoTemplates',
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# Incorrect: APP_DIRS and loaders are mutually incompatible.
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'APP_DIRS': True,
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'OPTIONS': {'loaders': []},
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}])
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def test_backend_improperly_configured(self):
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"""
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Failing to initialize a backend keeps raising the original exception
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(#24265).
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"""
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msg = 'app_dirs must not be set when loaders is defined.'
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with self.assertRaisesMessage(ImproperlyConfigured, msg):
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engines.all()
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with self.assertRaisesMessage(ImproperlyConfigured, msg):
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engines.all()
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@override_settings(TEMPLATES=[{
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'BACKEND': 'django.template.backends.django.DjangoTemplates',
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}, {
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'BACKEND': 'django.template.backends.django.DjangoTemplates',
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}])
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def test_backend_names_must_be_unique(self):
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msg = (
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"Template engine aliases aren't unique, duplicates: django. Set "
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"a unique NAME for each engine in settings.TEMPLATES."
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)
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with self.assertRaisesMessage(ImproperlyConfigured, msg):
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engines.all()
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