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134 lines
4.7 KiB
Python
134 lines
4.7 KiB
Python
import os
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from django.core.exceptions import ImproperlyConfigured
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from django.template import Context
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from django.template.engine import Engine
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from django.test import SimpleTestCase, override_settings
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from .utils import ROOT, TEMPLATE_DIR
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OTHER_DIR = os.path.join(ROOT, 'other_templates')
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class EngineTest(SimpleTestCase):
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def test_repr_empty(self):
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engine = Engine()
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self.assertEqual(
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repr(engine),
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"<Engine: app_dirs=False debug=False loaders=[("
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"'django.template.loaders.cached.Loader', "
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"['django.template.loaders.filesystem.Loader'])] "
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"string_if_invalid='' file_charset='utf-8' builtins=["
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"'django.template.defaulttags', 'django.template.defaultfilters', "
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"'django.template.loader_tags'] autoescape=True>"
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)
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def test_repr(self):
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engine = Engine(
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dirs=[TEMPLATE_DIR],
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context_processors=['django.template.context_processors.debug'],
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debug=True,
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loaders=['django.template.loaders.filesystem.Loader'],
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string_if_invalid='x',
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file_charset='utf-16',
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libraries={'custom': 'template_tests.templatetags.custom'},
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autoescape=False,
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)
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self.assertEqual(
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repr(engine),
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f"<Engine: dirs=[{TEMPLATE_DIR!r}] app_dirs=False "
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"context_processors=['django.template.context_processors.debug'] "
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"debug=True loaders=['django.template.loaders.filesystem.Loader'] "
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"string_if_invalid='x' file_charset='utf-16' "
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"libraries={'custom': 'template_tests.templatetags.custom'} "
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"builtins=['django.template.defaulttags', "
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"'django.template.defaultfilters', 'django.template.loader_tags'] "
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"autoescape=False>"
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)
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class RenderToStringTest(SimpleTestCase):
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def setUp(self):
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self.engine = Engine(dirs=[TEMPLATE_DIR])
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def test_basic_context(self):
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self.assertEqual(
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self.engine.render_to_string('test_context.html', {'obj': 'test'}),
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'obj:test\n',
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)
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def test_autoescape_off(self):
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engine = Engine(dirs=[TEMPLATE_DIR], autoescape=False)
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self.assertEqual(
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engine.render_to_string('test_context.html', {'obj': '<script>'}),
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'obj:<script>\n',
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)
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class GetDefaultTests(SimpleTestCase):
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@override_settings(TEMPLATES=[])
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def test_no_engines_configured(self):
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msg = 'No DjangoTemplates backend is configured.'
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with self.assertRaisesMessage(ImproperlyConfigured, msg):
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Engine.get_default()
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@override_settings(TEMPLATES=[{
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'NAME': 'default',
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'BACKEND': 'django.template.backends.django.DjangoTemplates',
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'OPTIONS': {'file_charset': 'abc'},
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}])
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def test_single_engine_configured(self):
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self.assertEqual(Engine.get_default().file_charset, 'abc')
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@override_settings(TEMPLATES=[{
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'NAME': 'default',
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'BACKEND': 'django.template.backends.django.DjangoTemplates',
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'OPTIONS': {'file_charset': 'abc'},
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}, {
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'NAME': 'other',
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'BACKEND': 'django.template.backends.django.DjangoTemplates',
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'OPTIONS': {'file_charset': 'def'},
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}])
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def test_multiple_engines_configured(self):
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self.assertEqual(Engine.get_default().file_charset, 'abc')
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class LoaderTests(SimpleTestCase):
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def test_origin(self):
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engine = Engine(dirs=[TEMPLATE_DIR], debug=True)
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template = engine.get_template('index.html')
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self.assertEqual(template.origin.template_name, 'index.html')
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def test_loader_priority(self):
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"""
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#21460 -- The order of template loader works.
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"""
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loaders = [
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'django.template.loaders.filesystem.Loader',
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'django.template.loaders.app_directories.Loader',
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]
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engine = Engine(dirs=[OTHER_DIR, TEMPLATE_DIR], loaders=loaders)
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template = engine.get_template('priority/foo.html')
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self.assertEqual(template.render(Context()), 'priority\n')
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def test_cached_loader_priority(self):
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"""
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The order of template loader works. Refs #21460.
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"""
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loaders = [
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('django.template.loaders.cached.Loader', [
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'django.template.loaders.filesystem.Loader',
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'django.template.loaders.app_directories.Loader',
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]),
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]
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engine = Engine(dirs=[OTHER_DIR, TEMPLATE_DIR], loaders=loaders)
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template = engine.get_template('priority/foo.html')
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self.assertEqual(template.render(Context()), 'priority\n')
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template = engine.get_template('priority/foo.html')
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self.assertEqual(template.render(Context()), 'priority\n')
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