/tests/regressiontests/templates/custom.py
https://code.google.com/p/mango-py/ · Python · 80 lines · 57 code · 19 blank · 4 comment · 0 complexity · cb19c15e786c1556e120e2265c010dde MD5 · raw file
- from django import template
- from django.utils.unittest import TestCase
- from templatetags import custom
- class CustomFilterTests(TestCase):
- def test_filter(self):
- t = template.Template("{% load custom %}{{ string|trim:5 }}")
- self.assertEqual(
- t.render(template.Context({"string": "abcdefghijklmnopqrstuvwxyz"})),
- u"abcde"
- )
- class CustomTagTests(TestCase):
- def verify_tag(self, tag, name):
- self.assertEqual(tag.__name__, name)
- self.assertEqual(tag.__doc__, 'Expected %s __doc__' % name)
- self.assertEqual(tag.__dict__['anything'], 'Expected %s __dict__' % name)
- def test_simple_tags(self):
- c = template.Context({'value': 42})
- t = template.Template('{% load custom %}{% no_params %}')
- self.assertEqual(t.render(c), u'no_params - Expected result')
- t = template.Template('{% load custom %}{% one_param 37 %}')
- self.assertEqual(t.render(c), u'one_param - Expected result: 37')
- t = template.Template('{% load custom %}{% explicit_no_context 37 %}')
- self.assertEqual(t.render(c), u'explicit_no_context - Expected result: 37')
- t = template.Template('{% load custom %}{% no_params_with_context %}')
- self.assertEqual(t.render(c), u'no_params_with_context - Expected result (context value: 42)')
- t = template.Template('{% load custom %}{% params_and_context 37 %}')
- self.assertEqual(t.render(c), u'params_and_context - Expected result (context value: 42): 37')
- def test_simple_tag_registration(self):
- # Test that the decorators preserve the decorated function's docstring, name and attributes.
- self.verify_tag(custom.no_params, 'no_params')
- self.verify_tag(custom.one_param, 'one_param')
- self.verify_tag(custom.explicit_no_context, 'explicit_no_context')
- self.verify_tag(custom.no_params_with_context, 'no_params_with_context')
- self.verify_tag(custom.params_and_context, 'params_and_context')
- def test_simple_tag_missing_context(self):
- # That the 'context' parameter must be present when takes_context is True
- def a_simple_tag_without_parameters(arg):
- """Expected __doc__"""
- return "Expected result"
- register = template.Library()
- decorator = register.simple_tag(takes_context=True)
- self.assertRaises(template.TemplateSyntaxError, decorator, a_simple_tag_without_parameters)
- def test_inclusion_tags(self):
- c = template.Context({'value': 42})
- t = template.Template('{% load custom %}{% inclusion_no_params %}')
- self.assertEquals(t.render(c), u'inclusion_no_params - Expected result\n')
- t = template.Template('{% load custom %}{% inclusion_one_param 37 %}')
- self.assertEquals(t.render(c), u'inclusion_one_param - Expected result: 37\n')
- t = template.Template('{% load custom %}{% inclusion_explicit_no_context 37 %}')
- self.assertEquals(t.render(c), u'inclusion_explicit_no_context - Expected result: 37\n')
- t = template.Template('{% load custom %}{% inclusion_no_params_with_context %}')
- self.assertEquals(t.render(c), u'inclusion_no_params_with_context - Expected result (context value: 42)\n')
- t = template.Template('{% load custom %}{% inclusion_params_and_context 37 %}')
- self.assertEquals(t.render(c), u'inclusion_params_and_context - Expected result (context value: 42): 37\n')
- def test_inclusion_tag_registration(self):
- # Test that the decorators preserve the decorated function's docstring, name and attributes.
- self.verify_tag(custom.inclusion_no_params, 'inclusion_no_params')
- self.verify_tag(custom.inclusion_one_param, 'inclusion_one_param')
- self.verify_tag(custom.inclusion_explicit_no_context, 'inclusion_explicit_no_context')
- self.verify_tag(custom.inclusion_no_params_with_context, 'inclusion_no_params_with_context')
- self.verify_tag(custom.inclusion_params_and_context, 'inclusion_params_and_context')