django/tests/template_tests/syntax_tests/test_debug.py

from django.contrib.auth.models import Group
from django.test import SimpleTestCase, override_settings

from ..utils import setup


@override_settings(DEBUG=True)
class DebugTests(SimpleTestCase):

    @override_settings(DEBUG=False)
    @setup({'non_debug': '{% debug %}'})
    def test_non_debug(self):
        output = self.engine.render_to_string('non_debug', {})
        self.assertEqual(output, '')

    @setup({'modules': '{% debug %}'})
    def test_modules(self):
        output = self.engine.render_to_string('modules', {})
        self.assertIn(
            ''django': <module 'django' ',
            output,
        )

    @setup({'plain': '{% debug %}'})
    def test_plain(self):
        output = self.engine.render_to_string('plain', {'a': 1})
        self.assertTrue(output.startswith(
            '{'a': 1}'
            '{'False': False, 'None': None, '
            ''True': True}\n\n{'
        ))

    @setup({'non_ascii': '{% debug %}'})
    def test_non_ascii(self):
        group = Group(name="清風")
        output = self.engine.render_to_string('non_ascii', {'group': group})
        self.assertTrue(output.startswith(
            '{'group': <Group: 清風>}'
        ))

    @setup({'script': '{% debug %}'})
    def test_script(self):
        output = self.engine.render_to_string('script', {'frag': '<script>'})
        self.assertTrue(output.startswith(
            '{&#x27;frag&#x27;: &#x27;&lt;script&gt;&#x27;}'
        ))