def test_correct_exception_index(self):
tests = [
("{% load bad_tag %}{% for i in range %}{% badsimpletag %}{% endfor %}", (38, 56)),
(
"{% load bad_tag %}{% for i in range %}{% for j in range %}{% badsimpletag %}{% endfor %}{% endfor %}",
(58, 76),
),
(
"{% load bad_tag %}{% for i in range %}{% badsimpletag %}{% for j in range %}Hello{% endfor %}{% endfor %}",
(38, 56),
),
(
"{% load bad_tag %}{% for i in range %}{% for j in five %}{% badsimpletag %}{% endfor %}{% endfor %}",
(38, 57),
),
("{% load bad_tag %}{% for j in five %}{% badsimpletag %}{% endfor %}", (18, 37)),
]
context = Context({"range": range(5), "five": 5})
for source, expected_error_source_index in tests:
template = get_template_from_string(source)
try:
template.render(context)
except (RuntimeError, TypeError) as e:
error_source_index = e.django_template_source[1]
self.assertEqual(error_source_index, expected_error_source_index)
def load_template(self, template_name, template_dirs=None):
key = template_name
if template_dirs:
# If template directories were specified, use a hash to differentiate
key = '-'.join([template_name, hashlib.sha1('|'.join(template_dirs)).hexdigest()])
if key not in self.template_cache:
template, origin = self.find_template(template_name, template_dirs)
if not hasattr(template, 'render'):
try:
template = get_template_from_string(template, origin, template_name)
except TemplateDoesNotExist:
# If compiling the template we found raises TemplateDoesNotExist,
# back off to returning the source and display name for the template
# we were asked to load. This allows for correct identification (later)
# of the actual template that does not exist.
return template, origin
self.template_cache[key] = template
return self.template_cache[key], None
def test_lorem_tag(self):
t = loader.get_template_from_string("{% load webdesign %}{% lorem 3 w %}")
self.assertEqual(t.render(Context({})),
'lorem ipsum dolor')
def render_template(self, template, **kwargs):
if isinstance(template, six.string_types):
template = loader.get_template_from_string(template)
return template.render(Context(kwargs)).strip()
def test_for(self):
source = "{% for i in 1 %}{{ a }}{% endfor %}"
template = get_template_from_string(source)
vars = template.nodelist.get_nodes_by_type(VariableNode)
self.assertEqual(len(vars), 1)
def test_ifchanged(self):
source = "{% ifchanged x %}{{ a }}{% endifchanged %}"
template = get_template_from_string(source)
vars = template.nodelist.get_nodes_by_type(VariableNode)
self.assertEqual(len(vars), 1)
