def test_extensions(self):
"""Check 3 levels of extension."""
t = get_template("widgets/test/extenderC.html")
c = Context()
wt = WidgetTemplateWrapper(t)
wt.render(c)
as_names = [w.as_name.literal for w in wt.widget_nodes]
as_names = set(as_names)
self.assertEqual(as_names, set([
'ablockC',
'cblockC',
'ablockB',
'bblockB',
'ablockA',
'cblockA', # this one actually gets overriden, see note \/
]))
def test_media_render(self):
'''Make sure media isn't duplicated.'''
c = Context()
t = Template(
"{% load widget_tags %}"
"<head>{% include \"widgets/head.html\" %}</head>"
"{% widget widgets.tests.TestWidget3 %}"
"{% widget widgets.tests.TestWidget3 %}")
wt = WidgetTemplateWrapper(t)
head = etree.fromstring(wt.render(c))
self.assertEqual(head.tag, "head")
self.assertEqual(len(head.getchildren()), 6)
# Match rendered CSS
css = head.findall("link")
self.assertEqual(len(css), 3)
hrefs = list(e.get('href') for e in css)
test_widget_3 = TestWidget3()
self.assertEqual(
map(lambda x: "%s%s" % (settings.MEDIA_URL, x),
test_widget_3.css_media),
hrefs)
# Match rendered JS
js = head.findall("script")
self.assertEqual(len(js), 3)
srcs = list(e.get('src') for e in js)
self.assertEqual(
map(lambda x: "%s%s" % (settings.MEDIA_URL, x),
test_widget_3.js_media),
srcs)
def test_extend_inner_block(self):
"""Check 4 levels of extension, with an inner block overriden."""
t = get_template("widgets/test/extenderD.html")
c = Context()
wt = WidgetTemplateWrapper(t)
wt.render(c)
as_names = [w.as_name.literal or w.as_name.var
for w in wt.widget_nodes]
as_names = set(as_names)
self.assertEqual(as_names, set([
'ablockC',
'cblockC',
'ablockB',
'bblockB',
'ablockA',
'cblockA',
'dblockD',
]))
def test_empty_widget(self):
c = Context()
t = Template(
"{% load widget_tags %}"
"{% include \"widgets/head.html\" %}"
"{% widget widgets.base.WidgetBase %}")
wt = WidgetTemplateWrapper(t)
text = wt.render(c).strip()
self.assertEqual(text, "")