cpython/Lib/test/test_htmlparser.py

758 lines
30 KiB
Python
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

"""Tests for HTMLParser.py."""
import html.parser
import pprint
import unittest
from test import support
class EventCollector(html.parser.HTMLParser):
def __init__(self, *args, **kw):
self.events = []
self.append = self.events.append
html.parser.HTMLParser.__init__(self, *args, **kw)
def get_events(self):
# Normalize the list of events so that buffer artefacts don't
# separate runs of contiguous characters.
L = []
prevtype = None
for event in self.events:
type = event[0]
if type == prevtype == "data":
L[-1] = ("data", L[-1][1] + event[1])
else:
L.append(event)
prevtype = type
self.events = L
return L
# structure markup
def handle_starttag(self, tag, attrs):
self.append(("starttag", tag, attrs))
def handle_startendtag(self, tag, attrs):
self.append(("startendtag", tag, attrs))
def handle_endtag(self, tag):
self.append(("endtag", tag))
# all other markup
def handle_comment(self, data):
self.append(("comment", data))
def handle_charref(self, data):
self.append(("charref", data))
def handle_data(self, data):
self.append(("data", data))
def handle_decl(self, data):
self.append(("decl", data))
def handle_entityref(self, data):
self.append(("entityref", data))
def handle_pi(self, data):
self.append(("pi", data))
def unknown_decl(self, decl):
self.append(("unknown decl", decl))
class EventCollectorExtra(EventCollector):
def handle_starttag(self, tag, attrs):
EventCollector.handle_starttag(self, tag, attrs)
self.append(("starttag_text", self.get_starttag_text()))
class TestCaseBase(unittest.TestCase):
def get_collector(self):
raise NotImplementedError
def _run_check(self, source, expected_events, collector=None):
if collector is None:
collector = self.get_collector()
parser = collector
for s in source:
parser.feed(s)
parser.close()
events = parser.get_events()
if events != expected_events:
self.fail("received events did not match expected events\n"
"Expected:\n" + pprint.pformat(expected_events) +
"\nReceived:\n" + pprint.pformat(events))
def _run_check_extra(self, source, events):
self._run_check(source, events, EventCollectorExtra())
def _parse_error(self, source):
def parse(source=source):
parser = self.get_collector()
parser.feed(source)
parser.close()
self.assertRaises(html.parser.HTMLParseError, parse)
class HTMLParserStrictTestCase(TestCaseBase):
def get_collector(self):
with support.check_warnings(("", DeprecationWarning), quite=False):
return EventCollector(strict=True)
def test_processing_instruction_only(self):
self._run_check("<?processing instruction>", [
("pi", "processing instruction"),
])
self._run_check("<?processing instruction ?>", [
("pi", "processing instruction ?"),
])
def test_simple_html(self):
self._run_check("""
<!DOCTYPE html PUBLIC 'foo'>
<HTML>&entity;&#32;
<!--comment1a
-></foo><bar>&lt;<?pi?></foo<bar
comment1b-->
<Img sRc='Bar' isMAP>sample
text
&#x201C;
<!--comment2a-- --comment2b-->
</Html>
""", [
("data", "\n"),
("decl", "DOCTYPE html PUBLIC 'foo'"),
("data", "\n"),
("starttag", "html", []),
("entityref", "entity"),
("charref", "32"),
("data", "\n"),
("comment", "comment1a\n-></foo><bar>&lt;<?pi?></foo<bar\ncomment1b"),
("data", "\n"),
("starttag", "img", [("src", "Bar"), ("ismap", None)]),
("data", "sample\ntext\n"),
("charref", "x201C"),
("data", "\n"),
("comment", "comment2a-- --comment2b"),
("data", "\n"),
("endtag", "html"),
("data", "\n"),
])
def test_malformatted_charref(self):
self._run_check("<p>&#bad;</p>", [
("starttag", "p", []),
("data", "&#bad;"),
("endtag", "p"),
])
def test_unclosed_entityref(self):
self._run_check("&entityref foo", [
("entityref", "entityref"),
("data", " foo"),
])
def test_bad_nesting(self):
# Strangely, this *is* supposed to test that overlapping
# elements are allowed. HTMLParser is more geared toward
# lexing the input that parsing the structure.
self._run_check("<a><b></a></b>", [
("starttag", "a", []),
("starttag", "b", []),
("endtag", "a"),
("endtag", "b"),
])
def test_bare_ampersands(self):
self._run_check("this text & contains & ampersands &", [
("data", "this text & contains & ampersands &"),
])
def test_bare_pointy_brackets(self):
self._run_check("this < text > contains < bare>pointy< brackets", [
("data", "this < text > contains < bare>pointy< brackets"),
])
def test_illegal_declarations(self):
self._parse_error('<!spacer type="block" height="25">')
def test_starttag_end_boundary(self):
self._run_check("""<a b='<'>""", [("starttag", "a", [("b", "<")])])
self._run_check("""<a b='>'>""", [("starttag", "a", [("b", ">")])])
def test_buffer_artefacts(self):
output = [("starttag", "a", [("b", "<")])]
self._run_check(["<a b='<'>"], output)
self._run_check(["<a ", "b='<'>"], output)
self._run_check(["<a b", "='<'>"], output)
self._run_check(["<a b=", "'<'>"], output)
self._run_check(["<a b='<", "'>"], output)
self._run_check(["<a b='<'", ">"], output)
output = [("starttag", "a", [("b", ">")])]
self._run_check(["<a b='>'>"], output)
self._run_check(["<a ", "b='>'>"], output)
self._run_check(["<a b", "='>'>"], output)
self._run_check(["<a b=", "'>'>"], output)
self._run_check(["<a b='>", "'>"], output)
self._run_check(["<a b='>'", ">"], output)
output = [("comment", "abc")]
self._run_check(["", "<!--abc-->"], output)
self._run_check(["<", "!--abc-->"], output)
self._run_check(["<!", "--abc-->"], output)
self._run_check(["<!-", "-abc-->"], output)
self._run_check(["<!--", "abc-->"], output)
self._run_check(["<!--a", "bc-->"], output)
self._run_check(["<!--ab", "c-->"], output)
self._run_check(["<!--abc", "-->"], output)
self._run_check(["<!--abc-", "->"], output)
self._run_check(["<!--abc--", ">"], output)
self._run_check(["<!--abc-->", ""], output)
def test_starttag_junk_chars(self):
self._parse_error("</>")
self._parse_error("</$>")
self._parse_error("</")
self._parse_error("</a")
self._parse_error("<a<a>")
self._parse_error("</a<a>")
self._parse_error("<!")
self._parse_error("<a")
self._parse_error("<a foo='bar'")
self._parse_error("<a foo='bar")
self._parse_error("<a foo='>'")
self._parse_error("<a foo='>")
def test_valid_doctypes(self):
# from http://www.w3.org/QA/2002/04/valid-dtd-list.html
dtds = ['HTML', # HTML5 doctype
('HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" '
'"http://www.w3.org/TR/html4/strict.dtd"'),
('HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" '
'"http://www.w3.org/TR/html4/loose.dtd"'),
('html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" '
'"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"'),
('html PUBLIC "-//W3C//DTD XHTML 1.0 Frameset//EN" '
'"http://www.w3.org/TR/xhtml1/DTD/xhtml1-frameset.dtd"'),
('math PUBLIC "-//W3C//DTD MathML 2.0//EN" '
'"http://www.w3.org/Math/DTD/mathml2/mathml2.dtd"'),
('html PUBLIC "-//W3C//DTD '
'XHTML 1.1 plus MathML 2.0 plus SVG 1.1//EN" '
'"http://www.w3.org/2002/04/xhtml-math-svg/xhtml-math-svg.dtd"'),
('svg PUBLIC "-//W3C//DTD SVG 1.1//EN" '
'"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"'),
'html PUBLIC "-//IETF//DTD HTML 2.0//EN"',
'html PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"']
for dtd in dtds:
self._run_check("<!DOCTYPE %s>" % dtd,
[('decl', 'DOCTYPE ' + dtd)])
def test_declaration_junk_chars(self):
self._parse_error("<!DOCTYPE foo $ >")
def test_startendtag(self):
self._run_check("<p/>", [
("startendtag", "p", []),
])
self._run_check("<p></p>", [
("starttag", "p", []),
("endtag", "p"),
])
self._run_check("<p><img src='foo' /></p>", [
("starttag", "p", []),
("startendtag", "img", [("src", "foo")]),
("endtag", "p"),
])
def test_get_starttag_text(self):
s = """<foo:bar \n one="1"\ttwo=2 >"""
self._run_check_extra(s, [
("starttag", "foo:bar", [("one", "1"), ("two", "2")]),
("starttag_text", s)])
def test_cdata_content(self):
contents = [
'<!-- not a comment --> &not-an-entity-ref;',
"<not a='start tag'>",
'<a href="" /> <p> <span></span>',
'foo = "</scr" + "ipt>";',
'foo = "</SCRIPT" + ">";',
'foo = <\n/script> ',
'<!-- document.write("</scr" + "ipt>"); -->',
('\n//<![CDATA[\n'
'document.write(\'<s\'+\'cript type="text/javascript" '
'src="http://www.example.org/r=\'+new '
'Date().getTime()+\'"><\\/s\'+\'cript>\');\n//]]>'),
'\n<!-- //\nvar foo = 3.14;\n// -->\n',
'foo = "</sty" + "le>";',
'<!-- \u2603 -->',
# these two should be invalid according to the HTML 5 spec,
# section 8.1.2.2
#'foo = </\nscript>',
#'foo = </ script>',
]
elements = ['script', 'style', 'SCRIPT', 'STYLE', 'Script', 'Style']
for content in contents:
for element in elements:
element_lower = element.lower()
s = '<{element}>{content}</{element}>'.format(element=element,
content=content)
self._run_check(s, [("starttag", element_lower, []),
("data", content),
("endtag", element_lower)])
def test_cdata_with_closing_tags(self):
# see issue #13358
# make sure that HTMLParser calls handle_data only once for each CDATA.
# The normal event collector normalizes the events in get_events,
# so we override it to return the original list of events.
class Collector(EventCollector):
def get_events(self):
return self.events
content = """<!-- not a comment --> &not-an-entity-ref;
<a href="" /> </p><p> <span></span></style>
'</script' + '>'"""
for element in [' script', 'script ', ' script ',
'\nscript', 'script\n', '\nscript\n']:
element_lower = element.lower().strip()
s = '<script>{content}</{element}>'.format(element=element,
content=content)
self._run_check(s, [("starttag", element_lower, []),
("data", content),
("endtag", element_lower)],
collector=Collector())
def test_comments(self):
html = ("<!-- I'm a valid comment -->"
'<!--me too!-->'
'<!------>'
'<!---->'
'<!----I have many hyphens---->'
'<!-- I have a > in the middle -->'
'<!-- and I have -- in the middle! -->')
expected = [('comment', " I'm a valid comment "),
('comment', 'me too!'),
('comment', '--'),
('comment', ''),
('comment', '--I have many hyphens--'),
('comment', ' I have a > in the middle '),
('comment', ' and I have -- in the middle! ')]
self._run_check(html, expected)
def test_condcoms(self):
html = ('<!--[if IE & !(lte IE 8)]>aren\'t<![endif]-->'
'<!--[if IE 8]>condcoms<![endif]-->'
'<!--[if lte IE 7]>pretty?<![endif]-->')
expected = [('comment', "[if IE & !(lte IE 8)]>aren't<![endif]"),
('comment', '[if IE 8]>condcoms<![endif]'),
('comment', '[if lte IE 7]>pretty?<![endif]')]
self._run_check(html, expected)
class HTMLParserTolerantTestCase(HTMLParserStrictTestCase):
def get_collector(self):
return EventCollector(strict=False)
def test_tolerant_parsing(self):
self._run_check('<html <html>te>>xt&a<<bc</a></html>\n'
'<img src="URL><//img></html</html>', [
('starttag', 'html', [('<html', None)]),
('data', 'te>>xt'),
('entityref', 'a'),
('data', '<<bc'),
('endtag', 'a'),
('endtag', 'html'),
('data', '\n<img src="URL>'),
('comment', '/img'),
('endtag', 'html<')])
def test_starttag_junk_chars(self):
self._run_check("</>", [])
self._run_check("</$>", [('comment', '$')])
self._run_check("</", [('data', '</')])
self._run_check("</a", [('data', '</a')])
# XXX this might be wrong
self._run_check("<a<a>", [('data', '<a'), ('starttag', 'a', [])])
self._run_check("</a<a>", [('endtag', 'a<a')])
self._run_check("<!", [('data', '<!')])
self._run_check("<a", [('data', '<a')])
self._run_check("<a foo='bar'", [('data', "<a foo='bar'")])
self._run_check("<a foo='bar", [('data', "<a foo='bar")])
self._run_check("<a foo='>'", [('data', "<a foo='>'")])
self._run_check("<a foo='>", [('data', "<a foo='>")])
def test_slashes_in_starttag(self):
self._run_check('<a foo="var"/>', [('startendtag', 'a', [('foo', 'var')])])
html = ('<img width=902 height=250px '
'src="/sites/default/files/images/homepage/foo.jpg" '
'/*what am I doing here*/ />')
expected = [(
'startendtag', 'img',
[('width', '902'), ('height', '250px'),
('src', '/sites/default/files/images/homepage/foo.jpg'),
('*what', None), ('am', None), ('i', None),
('doing', None), ('here*', None)]
)]
self._run_check(html, expected)
html = ('<a / /foo/ / /=/ / /bar/ / />'
'<a / /foo/ / /=/ / /bar/ / >')
expected = [
('startendtag', 'a', [('foo', None), ('=', None), ('bar', None)]),
('starttag', 'a', [('foo', None), ('=', None), ('bar', None)])
]
self._run_check(html, expected)
#see issue #14538
html = ('<meta><meta / ><meta // ><meta / / >'
'<meta/><meta /><meta //><meta//>')
expected = [
('starttag', 'meta', []), ('starttag', 'meta', []),
('starttag', 'meta', []), ('starttag', 'meta', []),
('startendtag', 'meta', []), ('startendtag', 'meta', []),
('startendtag', 'meta', []), ('startendtag', 'meta', []),
]
self._run_check(html, expected)
def test_declaration_junk_chars(self):
self._run_check("<!DOCTYPE foo $ >", [('decl', 'DOCTYPE foo $ ')])
def test_illegal_declarations(self):
self._run_check('<!spacer type="block" height="25">',
[('comment', 'spacer type="block" height="25"')])
def test_with_unquoted_attributes(self):
# see #12008
html = ("<html><body bgcolor=d0ca90 text='181008'>"
"<table cellspacing=0 cellpadding=1 width=100% ><tr>"
"<td align=left><font size=-1>"
"- <a href=/rabota/><span class=en> software-and-i</span></a>"
"- <a href='/1/'><span class=en> library</span></a></table>")
expected = [
('starttag', 'html', []),
('starttag', 'body', [('bgcolor', 'd0ca90'), ('text', '181008')]),
('starttag', 'table',
[('cellspacing', '0'), ('cellpadding', '1'), ('width', '100%')]),
('starttag', 'tr', []),
('starttag', 'td', [('align', 'left')]),
('starttag', 'font', [('size', '-1')]),
('data', '- '), ('starttag', 'a', [('href', '/rabota/')]),
('starttag', 'span', [('class', 'en')]), ('data', ' software-and-i'),
('endtag', 'span'), ('endtag', 'a'),
('data', '- '), ('starttag', 'a', [('href', '/1/')]),
('starttag', 'span', [('class', 'en')]), ('data', ' library'),
('endtag', 'span'), ('endtag', 'a'), ('endtag', 'table')
]
self._run_check(html, expected)
def test_comma_between_attributes(self):
self._run_check('<form action="/xxx.php?a=1&amp;b=2&amp", '
'method="post">', [
('starttag', 'form',
[('action', '/xxx.php?a=1&b=2&'),
(',', None), ('method', 'post')])])
def test_weird_chars_in_unquoted_attribute_values(self):
self._run_check('<form action=bogus|&#()value>', [
('starttag', 'form',
[('action', 'bogus|&#()value')])])
def test_invalid_end_tags(self):
# A collection of broken end tags. <br> is used as separator.
# see http://www.w3.org/TR/html5/tokenization.html#end-tag-open-state
# and #13993
html = ('<br></label</p><br></div end tmAd-leaderBoard><br></<h4><br>'
'</li class="unit"><br></li\r\n\t\t\t\t\t\t</ul><br></><br>')
expected = [('starttag', 'br', []),
# < is part of the name, / is discarded, p is an attribute
('endtag', 'label<'),
('starttag', 'br', []),
# text and attributes are discarded
('endtag', 'div'),
('starttag', 'br', []),
# comment because the first char after </ is not a-zA-Z
('comment', '<h4'),
('starttag', 'br', []),
# attributes are discarded
('endtag', 'li'),
('starttag', 'br', []),
# everything till ul (included) is discarded
('endtag', 'li'),
('starttag', 'br', []),
# </> is ignored
('starttag', 'br', [])]
self._run_check(html, expected)
def test_broken_invalid_end_tag(self):
# This is technically wrong (the "> shouldn't be included in the 'data')
# but is probably not worth fixing it (in addition to all the cases of
# the previous test, it would require a full attribute parsing).
# see #13993
html = '<b>This</b attr=">"> confuses the parser'
expected = [('starttag', 'b', []),
('data', 'This'),
('endtag', 'b'),
('data', '"> confuses the parser')]
self._run_check(html, expected)
def test_correct_detection_of_start_tags(self):
# see #13273
html = ('<div style="" ><b>The <a href="some_url">rain</a> '
'<br /> in <span>Spain</span></b></div>')
expected = [
('starttag', 'div', [('style', '')]),
('starttag', 'b', []),
('data', 'The '),
('starttag', 'a', [('href', 'some_url')]),
('data', 'rain'),
('endtag', 'a'),
('data', ' '),
('startendtag', 'br', []),
('data', ' in '),
('starttag', 'span', []),
('data', 'Spain'),
('endtag', 'span'),
('endtag', 'b'),
('endtag', 'div')
]
self._run_check(html, expected)
html = '<div style="", foo = "bar" ><b>The <a href="some_url">rain</a>'
expected = [
('starttag', 'div', [('style', ''), (',', None), ('foo', 'bar')]),
('starttag', 'b', []),
('data', 'The '),
('starttag', 'a', [('href', 'some_url')]),
('data', 'rain'),
('endtag', 'a'),
]
self._run_check(html, expected)
def test_EOF_in_charref(self):
# see #17802
# This test checks that the UnboundLocalError reported in the issue
# is not raised, however I'm not sure the returned values are correct.
# Maybe HTMLParser should use self.unescape for these
data = [
('a&', [('data', 'a&')]),
('a&b', [('data', 'ab')]),
('a&b ', [('data', 'a'), ('entityref', 'b'), ('data', ' ')]),
('a&b;', [('data', 'a'), ('entityref', 'b')]),
]
for html, expected in data:
self._run_check(html, expected)
def test_unescape_function(self):
p = self.get_collector()
self.assertEqual(p.unescape('&#bad;'),'&#bad;')
self.assertEqual(p.unescape('&#0038;'),'&')
# see #12888
self.assertEqual(p.unescape('&#123; ' * 1050), '{ ' * 1050)
# see #15156
self.assertEqual(p.unescape('&Eacuteric&Eacute;ric'
'&alphacentauri&alpha;centauri'),
'ÉricÉric&alphacentauriαcentauri')
self.assertEqual(p.unescape('&co;'), '&co;')
def test_broken_comments(self):
html = ('<! not really a comment >'
'<! not a comment either -->'
'<! -- close enough -->'
'<!><!<-- this was an empty comment>'
'<!!! another bogus comment !!!>')
expected = [
('comment', ' not really a comment '),
('comment', ' not a comment either --'),
('comment', ' -- close enough --'),
('comment', ''),
('comment', '<-- this was an empty comment'),
('comment', '!! another bogus comment !!!'),
]
self._run_check(html, expected)
def test_broken_condcoms(self):
# these condcoms are missing the '--' after '<!' and before the '>'
html = ('<![if !(IE)]>broken condcom<![endif]>'
'<![if ! IE]><link href="favicon.tiff"/><![endif]>'
'<![if !IE 6]><img src="firefox.png" /><![endif]>'
'<![if !ie 6]><b>foo</b><![endif]>'
'<![if (!IE)|(lt IE 9)]><img src="mammoth.bmp" /><![endif]>')
# According to the HTML5 specs sections "8.2.4.44 Bogus comment state"
# and "8.2.4.45 Markup declaration open state", comment tokens should
# be emitted instead of 'unknown decl', but calling unknown_decl
# provides more flexibility.
# See also Lib/_markupbase.py:parse_declaration
expected = [
('unknown decl', 'if !(IE)'),
('data', 'broken condcom'),
('unknown decl', 'endif'),
('unknown decl', 'if ! IE'),
('startendtag', 'link', [('href', 'favicon.tiff')]),
('unknown decl', 'endif'),
('unknown decl', 'if !IE 6'),
('startendtag', 'img', [('src', 'firefox.png')]),
('unknown decl', 'endif'),
('unknown decl', 'if !ie 6'),
('starttag', 'b', []),
('data', 'foo'),
('endtag', 'b'),
('unknown decl', 'endif'),
('unknown decl', 'if (!IE)|(lt IE 9)'),
('startendtag', 'img', [('src', 'mammoth.bmp')]),
('unknown decl', 'endif')
]
self._run_check(html, expected)
class AttributesStrictTestCase(TestCaseBase):
def get_collector(self):
with support.check_warnings(("", DeprecationWarning), quite=False):
return EventCollector(strict=True)
def test_attr_syntax(self):
output = [
("starttag", "a", [("b", "v"), ("c", "v"), ("d", "v"), ("e", None)])
]
self._run_check("""<a b='v' c="v" d=v e>""", output)
self._run_check("""<a b = 'v' c = "v" d = v e>""", output)
self._run_check("""<a\nb\n=\n'v'\nc\n=\n"v"\nd\n=\nv\ne>""", output)
self._run_check("""<a\tb\t=\t'v'\tc\t=\t"v"\td\t=\tv\te>""", output)
def test_attr_values(self):
self._run_check("""<a b='xxx\n\txxx' c="yyy\t\nyyy" d='\txyz\n'>""",
[("starttag", "a", [("b", "xxx\n\txxx"),
("c", "yyy\t\nyyy"),
("d", "\txyz\n")])])
self._run_check("""<a b='' c="">""",
[("starttag", "a", [("b", ""), ("c", "")])])
# Regression test for SF patch #669683.
self._run_check("<e a=rgb(1,2,3)>",
[("starttag", "e", [("a", "rgb(1,2,3)")])])
# Regression test for SF bug #921657.
self._run_check(
"<a href=mailto:xyz@example.com>",
[("starttag", "a", [("href", "mailto:xyz@example.com")])])
def test_attr_nonascii(self):
# see issue 7311
self._run_check(
"<img src=/foo/bar.png alt=\u4e2d\u6587>",
[("starttag", "img", [("src", "/foo/bar.png"),
("alt", "\u4e2d\u6587")])])
self._run_check(
"<a title='\u30c6\u30b9\u30c8' href='\u30c6\u30b9\u30c8.html'>",
[("starttag", "a", [("title", "\u30c6\u30b9\u30c8"),
("href", "\u30c6\u30b9\u30c8.html")])])
self._run_check(
'<a title="\u30c6\u30b9\u30c8" href="\u30c6\u30b9\u30c8.html">',
[("starttag", "a", [("title", "\u30c6\u30b9\u30c8"),
("href", "\u30c6\u30b9\u30c8.html")])])
def test_attr_entity_replacement(self):
self._run_check(
"<a b='&amp;&gt;&lt;&quot;&apos;'>",
[("starttag", "a", [("b", "&><\"'")])])
def test_attr_funky_names(self):
self._run_check(
"<a a.b='v' c:d=v e-f=v>",
[("starttag", "a", [("a.b", "v"), ("c:d", "v"), ("e-f", "v")])])
def test_entityrefs_in_attributes(self):
self._run_check(
"<html foo='&euro;&amp;&#97;&#x61;&unsupported;'>",
[("starttag", "html", [("foo", "\u20AC&aa&unsupported;")])])
class AttributesTolerantTestCase(AttributesStrictTestCase):
def get_collector(self):
return EventCollector(strict=False)
def test_attr_funky_names2(self):
self._run_check(
"<a $><b $=%><c \=/>",
[("starttag", "a", [("$", None)]),
("starttag", "b", [("$", "%")]),
("starttag", "c", [("\\", "/")])])
def test_entities_in_attribute_value(self):
# see #1200313
for entity in ['&', '&amp;', '&#38;', '&#x26;']:
self._run_check('<a href="%s">' % entity,
[("starttag", "a", [("href", "&")])])
self._run_check("<a href='%s'>" % entity,
[("starttag", "a", [("href", "&")])])
self._run_check("<a href=%s>" % entity,
[("starttag", "a", [("href", "&")])])
def test_malformed_attributes(self):
# see #13357
html = (
"<a href=test'style='color:red;bad1'>test - bad1</a>"
"<a href=test'+style='color:red;ba2'>test - bad2</a>"
"<a href=test'&nbsp;style='color:red;bad3'>test - bad3</a>"
"<a href = test'&nbsp;style='color:red;bad4' >test - bad4</a>"
)
expected = [
('starttag', 'a', [('href', "test'style='color:red;bad1'")]),
('data', 'test - bad1'), ('endtag', 'a'),
('starttag', 'a', [('href', "test'+style='color:red;ba2'")]),
('data', 'test - bad2'), ('endtag', 'a'),
('starttag', 'a', [('href', "test'\xa0style='color:red;bad3'")]),
('data', 'test - bad3'), ('endtag', 'a'),
('starttag', 'a', [('href', "test'\xa0style='color:red;bad4'")]),
('data', 'test - bad4'), ('endtag', 'a')
]
self._run_check(html, expected)
def test_malformed_adjacent_attributes(self):
# see #12629
self._run_check('<x><y z=""o"" /></x>',
[('starttag', 'x', []),
('startendtag', 'y', [('z', ''), ('o""', None)]),
('endtag', 'x')])
self._run_check('<x><y z="""" /></x>',
[('starttag', 'x', []),
('startendtag', 'y', [('z', ''), ('""', None)]),
('endtag', 'x')])
# see #755670 for the following 3 tests
def test_adjacent_attributes(self):
self._run_check('<a width="100%"cellspacing=0>',
[("starttag", "a",
[("width", "100%"), ("cellspacing","0")])])
self._run_check('<a id="foo"class="bar">',
[("starttag", "a",
[("id", "foo"), ("class","bar")])])
def test_missing_attribute_value(self):
self._run_check('<a v=>',
[("starttag", "a", [("v", "")])])
def test_javascript_attribute_value(self):
self._run_check("<a href=javascript:popup('/popup/help.html')>",
[("starttag", "a",
[("href", "javascript:popup('/popup/help.html')")])])
def test_end_tag_in_attribute_value(self):
# see #1745761
self._run_check("<a href='http://www.example.org/\">;'>spam</a>",
[("starttag", "a",
[("href", "http://www.example.org/\">;")]),
("data", "spam"), ("endtag", "a")])
if __name__ == "__main__":
unittest.main()