source: python/trunk/Lib/test/test_htmlparser.py

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1"""Tests for HTMLParser.py."""
2
3import HTMLParser
4import pprint
5import unittest
6from test import test_support
7
8
9class EventCollector(HTMLParser.HTMLParser):
10
11 def __init__(self):
12 self.events = []
13 self.append = self.events.append
14 HTMLParser.HTMLParser.__init__(self)
15
16 def get_events(self):
17 # Normalize the list of events so that buffer artefacts don't
18 # separate runs of contiguous characters.
19 L = []
20 prevtype = None
21 for event in self.events:
22 type = event[0]
23 if type == prevtype == "data":
24 L[-1] = ("data", L[-1][1] + event[1])
25 else:
26 L.append(event)
27 prevtype = type
28 self.events = L
29 return L
30
31 # structure markup
32
33 def handle_starttag(self, tag, attrs):
34 self.append(("starttag", tag, attrs))
35
36 def handle_startendtag(self, tag, attrs):
37 self.append(("startendtag", tag, attrs))
38
39 def handle_endtag(self, tag):
40 self.append(("endtag", tag))
41
42 # all other markup
43
44 def handle_comment(self, data):
45 self.append(("comment", data))
46
47 def handle_charref(self, data):
48 self.append(("charref", data))
49
50 def handle_data(self, data):
51 self.append(("data", data))
52
53 def handle_decl(self, data):
54 self.append(("decl", data))
55
56 def handle_entityref(self, data):
57 self.append(("entityref", data))
58
59 def handle_pi(self, data):
60 self.append(("pi", data))
61
62 def unknown_decl(self, decl):
63 self.append(("unknown decl", decl))
64
65
66class EventCollectorExtra(EventCollector):
67
68 def handle_starttag(self, tag, attrs):
69 EventCollector.handle_starttag(self, tag, attrs)
70 self.append(("starttag_text", self.get_starttag_text()))
71
72
73class TestCaseBase(unittest.TestCase):
74
75 def _run_check(self, source, expected_events, collector=EventCollector):
76 parser = collector()
77 for s in source:
78 parser.feed(s)
79 parser.close()
80 events = parser.get_events()
81 if events != expected_events:
82 self.fail("received events did not match expected events\n"
83 "Expected:\n" + pprint.pformat(expected_events) +
84 "\nReceived:\n" + pprint.pformat(events))
85
86 def _run_check_extra(self, source, events):
87 self._run_check(source, events, EventCollectorExtra)
88
89 def _parse_error(self, source):
90 def parse(source=source):
91 parser = HTMLParser.HTMLParser()
92 parser.feed(source)
93 parser.close()
94 self.assertRaises(HTMLParser.HTMLParseError, parse)
95
96
97class HTMLParserTestCase(TestCaseBase):
98
99 def test_processing_instruction_only(self):
100 self._run_check("<?processing instruction>", [
101 ("pi", "processing instruction"),
102 ])
103 self._run_check("<?processing instruction ?>", [
104 ("pi", "processing instruction ?"),
105 ])
106
107 def test_simple_html(self):
108 self._run_check("""
109<!DOCTYPE html PUBLIC 'foo'>
110<HTML>&entity;&#32;
111<!--comment1a
112-></foo><bar>&lt;<?pi?></foo<bar
113comment1b-->
114<Img sRc='Bar' isMAP>sample
115text
116&#x201C;
117<!--comment2a-- --comment2b-->
118</Html>
119""", [
120 ("data", "\n"),
121 ("decl", "DOCTYPE html PUBLIC 'foo'"),
122 ("data", "\n"),
123 ("starttag", "html", []),
124 ("entityref", "entity"),
125 ("charref", "32"),
126 ("data", "\n"),
127 ("comment", "comment1a\n-></foo><bar>&lt;<?pi?></foo<bar\ncomment1b"),
128 ("data", "\n"),
129 ("starttag", "img", [("src", "Bar"), ("ismap", None)]),
130 ("data", "sample\ntext\n"),
131 ("charref", "x201C"),
132 ("data", "\n"),
133 ("comment", "comment2a-- --comment2b"),
134 ("data", "\n"),
135 ("endtag", "html"),
136 ("data", "\n"),
137 ])
138
139 def test_unclosed_entityref(self):
140 self._run_check("&entityref foo", [
141 ("entityref", "entityref"),
142 ("data", " foo"),
143 ])
144
145 def test_bad_nesting(self):
146 # Strangely, this *is* supposed to test that overlapping
147 # elements are allowed. HTMLParser is more geared toward
148 # lexing the input that parsing the structure.
149 self._run_check("<a><b></a></b>", [
150 ("starttag", "a", []),
151 ("starttag", "b", []),
152 ("endtag", "a"),
153 ("endtag", "b"),
154 ])
155
156 def test_bare_ampersands(self):
157 self._run_check("this text & contains & ampersands &", [
158 ("data", "this text & contains & ampersands &"),
159 ])
160
161 def test_bare_pointy_brackets(self):
162 self._run_check("this < text > contains < bare>pointy< brackets", [
163 ("data", "this < text > contains < bare>pointy< brackets"),
164 ])
165
166 def test_illegal_declarations(self):
167 self._run_check('<!spacer type="block" height="25">',
168 [('comment', 'spacer type="block" height="25"')])
169
170 def test_starttag_end_boundary(self):
171 self._run_check("""<a b='<'>""", [("starttag", "a", [("b", "<")])])
172 self._run_check("""<a b='>'>""", [("starttag", "a", [("b", ">")])])
173
174 def test_buffer_artefacts(self):
175 output = [("starttag", "a", [("b", "<")])]
176 self._run_check(["<a b='<'>"], output)
177 self._run_check(["<a ", "b='<'>"], output)
178 self._run_check(["<a b", "='<'>"], output)
179 self._run_check(["<a b=", "'<'>"], output)
180 self._run_check(["<a b='<", "'>"], output)
181 self._run_check(["<a b='<'", ">"], output)
182
183 output = [("starttag", "a", [("b", ">")])]
184 self._run_check(["<a b='>'>"], output)
185 self._run_check(["<a ", "b='>'>"], output)
186 self._run_check(["<a b", "='>'>"], output)
187 self._run_check(["<a b=", "'>'>"], output)
188 self._run_check(["<a b='>", "'>"], output)
189 self._run_check(["<a b='>'", ">"], output)
190
191 output = [("comment", "abc")]
192 self._run_check(["", "<!--abc-->"], output)
193 self._run_check(["<", "!--abc-->"], output)
194 self._run_check(["<!", "--abc-->"], output)
195 self._run_check(["<!-", "-abc-->"], output)
196 self._run_check(["<!--", "abc-->"], output)
197 self._run_check(["<!--a", "bc-->"], output)
198 self._run_check(["<!--ab", "c-->"], output)
199 self._run_check(["<!--abc", "-->"], output)
200 self._run_check(["<!--abc-", "->"], output)
201 self._run_check(["<!--abc--", ">"], output)
202 self._run_check(["<!--abc-->", ""], output)
203
204 def test_starttag_junk_chars(self):
205 self._run_check("</>", [])
206 self._run_check("</$>", [('comment', '$')])
207 self._run_check("</", [('data', '</')])
208 self._run_check("</a", [('data', '</a')])
209 # XXX this might be wrong
210 self._run_check("<a<a>", [('data', '<a'), ('starttag', 'a', [])])
211 self._run_check("</a<a>", [('endtag', 'a<a')])
212 self._run_check("<!", [('data', '<!')])
213 self._run_check("<a", [('data', '<a')])
214 self._run_check("<a foo='bar'", [('data', "<a foo='bar'")])
215 self._run_check("<a foo='bar", [('data', "<a foo='bar")])
216 self._run_check("<a foo='>'", [('data', "<a foo='>'")])
217 self._run_check("<a foo='>", [('data', "<a foo='>")])
218
219 def test_valid_doctypes(self):
220 # from http://www.w3.org/QA/2002/04/valid-dtd-list.html
221 dtds = ['HTML', # HTML5 doctype
222 ('HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" '
223 '"http://www.w3.org/TR/html4/strict.dtd"'),
224 ('HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" '
225 '"http://www.w3.org/TR/html4/loose.dtd"'),
226 ('html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" '
227 '"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"'),
228 ('html PUBLIC "-//W3C//DTD XHTML 1.0 Frameset//EN" '
229 '"http://www.w3.org/TR/xhtml1/DTD/xhtml1-frameset.dtd"'),
230 ('math PUBLIC "-//W3C//DTD MathML 2.0//EN" '
231 '"http://www.w3.org/Math/DTD/mathml2/mathml2.dtd"'),
232 ('html PUBLIC "-//W3C//DTD '
233 'XHTML 1.1 plus MathML 2.0 plus SVG 1.1//EN" '
234 '"http://www.w3.org/2002/04/xhtml-math-svg/xhtml-math-svg.dtd"'),
235 ('svg PUBLIC "-//W3C//DTD SVG 1.1//EN" '
236 '"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"'),
237 'html PUBLIC "-//IETF//DTD HTML 2.0//EN"',
238 'html PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"']
239 for dtd in dtds:
240 self._run_check("<!DOCTYPE %s>" % dtd,
241 [('decl', 'DOCTYPE ' + dtd)])
242
243 def test_slashes_in_starttag(self):
244 self._run_check('<a foo="var"/>', [('startendtag', 'a', [('foo', 'var')])])
245 html = ('<img width=902 height=250px '
246 'src="/sites/default/files/images/homepage/foo.jpg" '
247 '/*what am I doing here*/ />')
248 expected = [(
249 'startendtag', 'img',
250 [('width', '902'), ('height', '250px'),
251 ('src', '/sites/default/files/images/homepage/foo.jpg'),
252 ('*what', None), ('am', None), ('i', None),
253 ('doing', None), ('here*', None)]
254 )]
255 self._run_check(html, expected)
256 html = ('<a / /foo/ / /=/ / /bar/ / />'
257 '<a / /foo/ / /=/ / /bar/ / >')
258 expected = [
259 ('startendtag', 'a', [('foo', None), ('=', None), ('bar', None)]),
260 ('starttag', 'a', [('foo', None), ('=', None), ('bar', None)])
261 ]
262 self._run_check(html, expected)
263 #see issue #14538
264 html = ('<meta><meta / ><meta // ><meta / / >'
265 '<meta/><meta /><meta //><meta//>')
266 expected = [
267 ('starttag', 'meta', []), ('starttag', 'meta', []),
268 ('starttag', 'meta', []), ('starttag', 'meta', []),
269 ('startendtag', 'meta', []), ('startendtag', 'meta', []),
270 ('startendtag', 'meta', []), ('startendtag', 'meta', []),
271 ]
272 self._run_check(html, expected)
273
274 def test_declaration_junk_chars(self):
275 self._run_check("<!DOCTYPE foo $ >", [('decl', 'DOCTYPE foo $ ')])
276
277 def test_startendtag(self):
278 self._run_check("<p/>", [
279 ("startendtag", "p", []),
280 ])
281 self._run_check("<p></p>", [
282 ("starttag", "p", []),
283 ("endtag", "p"),
284 ])
285 self._run_check("<p><img src='foo' /></p>", [
286 ("starttag", "p", []),
287 ("startendtag", "img", [("src", "foo")]),
288 ("endtag", "p"),
289 ])
290
291 def test_invalid_end_tags(self):
292 # A collection of broken end tags. <br> is used as separator.
293 # see http://www.w3.org/TR/html5/tokenization.html#end-tag-open-state
294 # and #13993
295 html = ('<br></label</p><br></div end tmAd-leaderBoard><br></<h4><br>'
296 '</li class="unit"><br></li\r\n\t\t\t\t\t\t</ul><br></><br>')
297 expected = [('starttag', 'br', []),
298 # < is part of the name, / is discarded, p is an attribute
299 ('endtag', 'label<'),
300 ('starttag', 'br', []),
301 # text and attributes are discarded
302 ('endtag', 'div'),
303 ('starttag', 'br', []),
304 # comment because the first char after </ is not a-zA-Z
305 ('comment', '<h4'),
306 ('starttag', 'br', []),
307 # attributes are discarded
308 ('endtag', 'li'),
309 ('starttag', 'br', []),
310 # everything till ul (included) is discarded
311 ('endtag', 'li'),
312 ('starttag', 'br', []),
313 # </> is ignored
314 ('starttag', 'br', [])]
315 self._run_check(html, expected)
316
317 def test_broken_invalid_end_tag(self):
318 # This is technically wrong (the "> shouldn't be included in the 'data')
319 # but is probably not worth fixing it (in addition to all the cases of
320 # the previous test, it would require a full attribute parsing).
321 # see #13993
322 html = '<b>This</b attr=">"> confuses the parser'
323 expected = [('starttag', 'b', []),
324 ('data', 'This'),
325 ('endtag', 'b'),
326 ('data', '"> confuses the parser')]
327 self._run_check(html, expected)
328
329 def test_get_starttag_text(self):
330 s = """<foo:bar \n one="1"\ttwo=2 >"""
331 self._run_check_extra(s, [
332 ("starttag", "foo:bar", [("one", "1"), ("two", "2")]),
333 ("starttag_text", s)])
334
335 def test_cdata_content(self):
336 contents = [
337 '<!-- not a comment --> &not-an-entity-ref;',
338 "<not a='start tag'>",
339 '<a href="" /> <p> <span></span>',
340 'foo = "</scr" + "ipt>";',
341 'foo = "</SCRIPT" + ">";',
342 'foo = <\n/script> ',
343 '<!-- document.write("</scr" + "ipt>"); -->',
344 ('\n//<![CDATA[\n'
345 'document.write(\'<s\'+\'cript type="text/javascript" '
346 'src="http://www.example.org/r=\'+new '
347 'Date().getTime()+\'"><\\/s\'+\'cript>\');\n//]]>'),
348 '\n<!-- //\nvar foo = 3.14;\n// -->\n',
349 'foo = "</sty" + "le>";',
350 u'<!-- \u2603 -->',
351 # these two should be invalid according to the HTML 5 spec,
352 # section 8.1.2.2
353 #'foo = </\nscript>',
354 #'foo = </ script>',
355 ]
356 elements = ['script', 'style', 'SCRIPT', 'STYLE', 'Script', 'Style']
357 for content in contents:
358 for element in elements:
359 element_lower = element.lower()
360 s = u'<{element}>{content}</{element}>'.format(element=element,
361 content=content)
362 self._run_check(s, [("starttag", element_lower, []),
363 ("data", content),
364 ("endtag", element_lower)])
365
366 def test_cdata_with_closing_tags(self):
367 # see issue #13358
368 # make sure that HTMLParser calls handle_data only once for each CDATA.
369 # The normal event collector normalizes the events in get_events,
370 # so we override it to return the original list of events.
371 class Collector(EventCollector):
372 def get_events(self):
373 return self.events
374
375 content = """<!-- not a comment --> &not-an-entity-ref;
376 <a href="" /> </p><p> &amp; <span></span></style>
377 '</script' + '>' </html> </head> </scripter>!"""
378 for element in [' script', 'script ', ' script ',
379 '\nscript', 'script\n', '\nscript\n']:
380 s = u'<script>{content}</{element}>'.format(element=element,
381 content=content)
382 self._run_check(s, [("starttag", "script", []),
383 ("data", content),
384 ("endtag", "script")],
385 collector=Collector)
386
387 def test_malformatted_charref(self):
388 self._run_check("<p>&#bad;</p>", [
389 ("starttag", "p", []),
390 ("data", "&#bad;"),
391 ("endtag", "p"),
392 ])
393
394 def test_unescape_function(self):
395 parser = HTMLParser.HTMLParser()
396 self.assertEqual(parser.unescape('&#bad;'),'&#bad;')
397 self.assertEqual(parser.unescape('&#0038;'),'&')
398
399
400
401class AttributesTestCase(TestCaseBase):
402
403 def test_attr_syntax(self):
404 output = [
405 ("starttag", "a", [("b", "v"), ("c", "v"), ("d", "v"), ("e", None)])
406 ]
407 self._run_check("""<a b='v' c="v" d=v e>""", output)
408 self._run_check("""<a b = 'v' c = "v" d = v e>""", output)
409 self._run_check("""<a\nb\n=\n'v'\nc\n=\n"v"\nd\n=\nv\ne>""", output)
410 self._run_check("""<a\tb\t=\t'v'\tc\t=\t"v"\td\t=\tv\te>""", output)
411
412 def test_attr_values(self):
413 self._run_check("""<a b='xxx\n\txxx' c="yyy\t\nyyy" d='\txyz\n'>""",
414 [("starttag", "a", [("b", "xxx\n\txxx"),
415 ("c", "yyy\t\nyyy"),
416 ("d", "\txyz\n")])])
417 self._run_check("""<a b='' c="">""",
418 [("starttag", "a", [("b", ""), ("c", "")])])
419 # Regression test for SF patch #669683.
420 self._run_check("<e a=rgb(1,2,3)>",
421 [("starttag", "e", [("a", "rgb(1,2,3)")])])
422 # Regression test for SF bug #921657.
423 self._run_check(
424 "<a href=mailto:xyz@example.com>",
425 [("starttag", "a", [("href", "mailto:xyz@example.com")])])
426
427 def test_attr_nonascii(self):
428 # see issue 7311
429 self._run_check(
430 u"<img src=/foo/bar.png alt=\u4e2d\u6587>",
431 [("starttag", "img", [("src", "/foo/bar.png"),
432 ("alt", u"\u4e2d\u6587")])])
433 self._run_check(
434 u"<a title='\u30c6\u30b9\u30c8' href='\u30c6\u30b9\u30c8.html'>",
435 [("starttag", "a", [("title", u"\u30c6\u30b9\u30c8"),
436 ("href", u"\u30c6\u30b9\u30c8.html")])])
437 self._run_check(
438 u'<a title="\u30c6\u30b9\u30c8" href="\u30c6\u30b9\u30c8.html">',
439 [("starttag", "a", [("title", u"\u30c6\u30b9\u30c8"),
440 ("href", u"\u30c6\u30b9\u30c8.html")])])
441
442 def test_attr_entity_replacement(self):
443 self._run_check(
444 "<a b='&amp;&gt;&lt;&quot;&apos;'>",
445 [("starttag", "a", [("b", "&><\"'")])])
446
447 def test_attr_funky_names(self):
448 self._run_check(
449 "<a a.b='v' c:d=v e-f=v>",
450 [("starttag", "a", [("a.b", "v"), ("c:d", "v"), ("e-f", "v")])])
451 self._run_check(
452 "<a $><b $=%><c \=/>",
453 [("starttag", "a", [("$", None)]),
454 ("starttag", "b", [("$", "%")]),
455 ("starttag", "c", [("\\", "/")])])
456
457 def test_entityrefs_in_attributes(self):
458 self._run_check(
459 "<html foo='&euro;&amp;&#97;&#x61;&unsupported;'>",
460 [("starttag", "html", [("foo", u"\u20AC&aa&unsupported;")])])
461
462 def test_entities_in_attribute_value(self):
463 # see #1200313
464 for entity in ['&', '&amp;', '&#38;', '&#x26;']:
465 self._run_check('<a href="%s">' % entity,
466 [("starttag", "a", [("href", "&")])])
467 self._run_check("<a href='%s'>" % entity,
468 [("starttag", "a", [("href", "&")])])
469 self._run_check("<a href=%s>" % entity,
470 [("starttag", "a", [("href", "&")])])
471
472 def test_malformed_attributes(self):
473 # see #13357
474 html = (
475 "<a href=test'style='color:red;bad1'>test - bad1</a>"
476 "<a href=test'+style='color:red;ba2'>test - bad2</a>"
477 "<a href=test'&nbsp;style='color:red;bad3'>test - bad3</a>"
478 "<a href = test'&nbsp;style='color:red;bad4' >test - bad4</a>"
479 )
480 expected = [
481 ('starttag', 'a', [('href', "test'style='color:red;bad1'")]),
482 ('data', 'test - bad1'), ('endtag', 'a'),
483 ('starttag', 'a', [('href', "test'+style='color:red;ba2'")]),
484 ('data', 'test - bad2'), ('endtag', 'a'),
485 ('starttag', 'a', [('href', u"test'\xa0style='color:red;bad3'")]),
486 ('data', 'test - bad3'), ('endtag', 'a'),
487 ('starttag', 'a', [('href', u"test'\xa0style='color:red;bad4'")]),
488 ('data', 'test - bad4'), ('endtag', 'a')
489 ]
490 self._run_check(html, expected)
491
492 def test_malformed_adjacent_attributes(self):
493 # see #12629
494 self._run_check('<x><y z=""o"" /></x>',
495 [('starttag', 'x', []),
496 ('startendtag', 'y', [('z', ''), ('o""', None)]),
497 ('endtag', 'x')])
498 self._run_check('<x><y z="""" /></x>',
499 [('starttag', 'x', []),
500 ('startendtag', 'y', [('z', ''), ('""', None)]),
501 ('endtag', 'x')])
502
503 # see #755670 for the following 3 tests
504 def test_adjacent_attributes(self):
505 self._run_check('<a width="100%"cellspacing=0>',
506 [("starttag", "a",
507 [("width", "100%"), ("cellspacing","0")])])
508
509 self._run_check('<a id="foo"class="bar">',
510 [("starttag", "a",
511 [("id", "foo"), ("class","bar")])])
512
513 def test_missing_attribute_value(self):
514 self._run_check('<a v=>',
515 [("starttag", "a", [("v", "")])])
516
517 def test_javascript_attribute_value(self):
518 self._run_check("<a href=javascript:popup('/popup/help.html')>",
519 [("starttag", "a",
520 [("href", "javascript:popup('/popup/help.html')")])])
521
522 def test_end_tag_in_attribute_value(self):
523 # see #1745761
524 self._run_check("<a href='http://www.example.org/\">;'>spam</a>",
525 [("starttag", "a",
526 [("href", "http://www.example.org/\">;")]),
527 ("data", "spam"), ("endtag", "a")])
528
529 def test_comments(self):
530 html = ("<!-- I'm a valid comment -->"
531 '<!--me too!-->'
532 '<!------>'
533 '<!---->'
534 '<!----I have many hyphens---->'
535 '<!-- I have a > in the middle -->'
536 '<!-- and I have -- in the middle! -->')
537 expected = [('comment', " I'm a valid comment "),
538 ('comment', 'me too!'),
539 ('comment', '--'),
540 ('comment', ''),
541 ('comment', '--I have many hyphens--'),
542 ('comment', ' I have a > in the middle '),
543 ('comment', ' and I have -- in the middle! ')]
544 self._run_check(html, expected)
545
546 def test_broken_comments(self):
547 html = ('<! not really a comment >'
548 '<! not a comment either -->'
549 '<! -- close enough -->'
550 '<!><!<-- this was an empty comment>'
551 '<!!! another bogus comment !!!>')
552 expected = [
553 ('comment', ' not really a comment '),
554 ('comment', ' not a comment either --'),
555 ('comment', ' -- close enough --'),
556 ('comment', ''),
557 ('comment', '<-- this was an empty comment'),
558 ('comment', '!! another bogus comment !!!'),
559 ]
560 self._run_check(html, expected)
561
562 def test_condcoms(self):
563 html = ('<!--[if IE & !(lte IE 8)]>aren\'t<![endif]-->'
564 '<!--[if IE 8]>condcoms<![endif]-->'
565 '<!--[if lte IE 7]>pretty?<![endif]-->')
566 expected = [('comment', "[if IE & !(lte IE 8)]>aren't<![endif]"),
567 ('comment', '[if IE 8]>condcoms<![endif]'),
568 ('comment', '[if lte IE 7]>pretty?<![endif]')]
569 self._run_check(html, expected)
570
571 def test_broken_condcoms(self):
572 # these condcoms are missing the '--' after '<!' and before the '>'
573 html = ('<![if !(IE)]>broken condcom<![endif]>'
574 '<![if ! IE]><link href="favicon.tiff"/><![endif]>'
575 '<![if !IE 6]><img src="firefox.png" /><![endif]>'
576 '<![if !ie 6]><b>foo</b><![endif]>'
577 '<![if (!IE)|(lt IE 9)]><img src="mammoth.bmp" /><![endif]>')
578 # According to the HTML5 specs sections "8.2.4.44 Bogus comment state"
579 # and "8.2.4.45 Markup declaration open state", comment tokens should
580 # be emitted instead of 'unknown decl', but calling unknown_decl
581 # provides more flexibility.
582 # See also Lib/_markupbase.py:parse_declaration
583 expected = [
584 ('unknown decl', 'if !(IE)'),
585 ('data', 'broken condcom'),
586 ('unknown decl', 'endif'),
587 ('unknown decl', 'if ! IE'),
588 ('startendtag', 'link', [('href', 'favicon.tiff')]),
589 ('unknown decl', 'endif'),
590 ('unknown decl', 'if !IE 6'),
591 ('startendtag', 'img', [('src', 'firefox.png')]),
592 ('unknown decl', 'endif'),
593 ('unknown decl', 'if !ie 6'),
594 ('starttag', 'b', []),
595 ('data', 'foo'),
596 ('endtag', 'b'),
597 ('unknown decl', 'endif'),
598 ('unknown decl', 'if (!IE)|(lt IE 9)'),
599 ('startendtag', 'img', [('src', 'mammoth.bmp')]),
600 ('unknown decl', 'endif')
601 ]
602 self._run_check(html, expected)
603
604
605def test_main():
606 test_support.run_unittest(HTMLParserTestCase, AttributesTestCase)
607
608
609if __name__ == "__main__":
610 test_main()
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