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from django.test.html import HTMLParseError, parse_html
from nose.tools import eq_
from jingo import env
def htmleq_(html1, html2, msg=None):
"""
Asserts that two HTML snippets are semantically the same.
Whitespace in most cases is ignored, and attribute ordering is not
significant. The passed-in arguments must be valid HTML.
See ticket 16921: https://code.djangoproject.com/ticket/16921
"""
dom1 = assert_and_parse_html(html1, msg,
'First argument is not valid HTML:')
dom2 = assert_and_parse_html(html2, msg,
'Second argument is not valid HTML:')
eq_(dom1, dom2)
def assert_and_parse_html(html, user_msg, msg):
try:
dom = parse_html(html)
except HTMLParseError as e:
standard_msg = '%s\n%s\n%s' % (user_msg, msg, e.msg)
raise AssertionError(standard_msg)
return dom
def render(s, context={}):
t = env.from_string(s)
return t.render(context)
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