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76 lines
3.0 KiB
Python
76 lines
3.0 KiB
Python
from unittest import TestCase
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from django.template import Context, Engine
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from django.template.base import TextNode, VariableNode
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from django.utils import six
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class NodelistTest(TestCase):
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@classmethod
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def setUpClass(cls):
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cls.engine = Engine()
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super(NodelistTest, cls).setUpClass()
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def test_for(self):
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template = self.engine.from_string('{% for i in 1 %}{{ a }}{% endfor %}')
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vars = template.nodelist.get_nodes_by_type(VariableNode)
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self.assertEqual(len(vars), 1)
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def test_if(self):
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template = self.engine.from_string('{% if x %}{{ a }}{% endif %}')
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vars = template.nodelist.get_nodes_by_type(VariableNode)
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self.assertEqual(len(vars), 1)
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def test_ifequal(self):
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template = self.engine.from_string('{% ifequal x y %}{{ a }}{% endifequal %}')
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vars = template.nodelist.get_nodes_by_type(VariableNode)
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self.assertEqual(len(vars), 1)
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def test_ifchanged(self):
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template = self.engine.from_string('{% ifchanged x %}{{ a }}{% endifchanged %}')
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vars = template.nodelist.get_nodes_by_type(VariableNode)
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self.assertEqual(len(vars), 1)
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class TextNodeTest(TestCase):
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def test_textnode_repr(self):
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engine = Engine()
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for temptext, reprtext in [
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("Hello, world!", "<TextNode: u'Hello, world!'>"),
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("One\ntwo.", "<TextNode: u'One\\ntwo.'>"),
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]:
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template = engine.from_string(temptext)
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texts = template.nodelist.get_nodes_by_type(TextNode)
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if six.PY3:
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reprtext = reprtext.replace("u'", "'")
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self.assertEqual(repr(texts[0]), reprtext)
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class ErrorIndexTest(TestCase):
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"""
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Checks whether index of error is calculated correctly in
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template debugger in for loops. Refs ticket #5831
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"""
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def test_correct_exception_index(self):
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tests = [
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('{% load bad_tag %}{% for i in range %}{% badsimpletag %}{% endfor %}', (38, 56)),
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('{% load bad_tag %}{% for i in range %}{% for j in range %}{% badsimpletag %}{% endfor %}{% endfor %}', (58, 76)),
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('{% load bad_tag %}{% for i in range %}{% badsimpletag %}{% for j in range %}Hello{% endfor %}{% endfor %}', (38, 56)),
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('{% load bad_tag %}{% for i in range %}{% for j in five %}{% badsimpletag %}{% endfor %}{% endfor %}', (38, 57)),
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('{% load bad_tag %}{% for j in five %}{% badsimpletag %}{% endfor %}', (18, 37)),
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]
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context = Context({
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'range': range(5),
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'five': 5,
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})
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engine = Engine(debug=True, libraries={'bad_tag': 'template_tests.templatetags.bad_tag'})
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for source, expected_error_source_index in tests:
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template = engine.from_string(source)
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try:
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template.render(context)
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except (RuntimeError, TypeError) as e:
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debug = e.template_debug
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self.assertEqual((debug['start'], debug['end']), expected_error_source_index)
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