4710c53dca
These files are a subset of the python-2.7.2.tgz distribution from python.org. Changed files from PyMod-2.7.2 have been copied into the corresponding directories of this tree, replacing the original files in the distribution. Signed-off-by: daryl.mcdaniel@intel.com git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13197 6f19259b-4bc3-4df7-8a09-765794883524
352 lines
12 KiB
Python
352 lines
12 KiB
Python
"""Tests for HTMLParser.py."""
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import HTMLParser
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import pprint
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import unittest
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from test import test_support
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class EventCollector(HTMLParser.HTMLParser):
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def __init__(self):
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self.events = []
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self.append = self.events.append
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HTMLParser.HTMLParser.__init__(self)
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def get_events(self):
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# Normalize the list of events so that buffer artefacts don't
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# separate runs of contiguous characters.
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L = []
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prevtype = None
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for event in self.events:
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type = event[0]
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if type == prevtype == "data":
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L[-1] = ("data", L[-1][1] + event[1])
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else:
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L.append(event)
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prevtype = type
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self.events = L
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return L
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# structure markup
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def handle_starttag(self, tag, attrs):
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self.append(("starttag", tag, attrs))
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def handle_startendtag(self, tag, attrs):
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self.append(("startendtag", tag, attrs))
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def handle_endtag(self, tag):
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self.append(("endtag", tag))
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# all other markup
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def handle_comment(self, data):
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self.append(("comment", data))
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def handle_charref(self, data):
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self.append(("charref", data))
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def handle_data(self, data):
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self.append(("data", data))
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def handle_decl(self, data):
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self.append(("decl", data))
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def handle_entityref(self, data):
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self.append(("entityref", data))
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def handle_pi(self, data):
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self.append(("pi", data))
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def unknown_decl(self, decl):
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self.append(("unknown decl", decl))
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class EventCollectorExtra(EventCollector):
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def handle_starttag(self, tag, attrs):
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EventCollector.handle_starttag(self, tag, attrs)
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self.append(("starttag_text", self.get_starttag_text()))
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class TestCaseBase(unittest.TestCase):
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def _run_check(self, source, expected_events, collector=EventCollector):
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parser = collector()
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for s in source:
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parser.feed(s)
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parser.close()
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events = parser.get_events()
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if events != expected_events:
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self.fail("received events did not match expected events\n"
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"Expected:\n" + pprint.pformat(expected_events) +
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"\nReceived:\n" + pprint.pformat(events))
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def _run_check_extra(self, source, events):
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self._run_check(source, events, EventCollectorExtra)
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def _parse_error(self, source):
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def parse(source=source):
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parser = HTMLParser.HTMLParser()
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parser.feed(source)
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parser.close()
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self.assertRaises(HTMLParser.HTMLParseError, parse)
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class HTMLParserTestCase(TestCaseBase):
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def test_processing_instruction_only(self):
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self._run_check("<?processing instruction>", [
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("pi", "processing instruction"),
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])
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self._run_check("<?processing instruction ?>", [
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("pi", "processing instruction ?"),
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])
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def test_simple_html(self):
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self._run_check("""
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<!DOCTYPE html PUBLIC 'foo'>
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<HTML>&entity; 
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<!--comment1a
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-></foo><bar><<?pi?></foo<bar
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comment1b-->
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<Img sRc='Bar' isMAP>sample
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text
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“
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<!--comment2a-- --comment2b--><!>
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</Html>
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""", [
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("data", "\n"),
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("decl", "DOCTYPE html PUBLIC 'foo'"),
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("data", "\n"),
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("starttag", "html", []),
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("entityref", "entity"),
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("charref", "32"),
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("data", "\n"),
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("comment", "comment1a\n-></foo><bar><<?pi?></foo<bar\ncomment1b"),
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("data", "\n"),
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("starttag", "img", [("src", "Bar"), ("ismap", None)]),
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("data", "sample\ntext\n"),
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("charref", "x201C"),
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("data", "\n"),
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("comment", "comment2a-- --comment2b"),
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("data", "\n"),
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("endtag", "html"),
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("data", "\n"),
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])
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def test_unclosed_entityref(self):
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self._run_check("&entityref foo", [
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("entityref", "entityref"),
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("data", " foo"),
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])
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def test_doctype_decl(self):
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inside = """\
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DOCTYPE html [
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<!ELEMENT html - O EMPTY>
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<!ATTLIST html
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version CDATA #IMPLIED
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profile CDATA 'DublinCore'>
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<!NOTATION datatype SYSTEM 'http://xml.python.org/notations/python-module'>
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<!ENTITY myEntity 'internal parsed entity'>
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<!ENTITY anEntity SYSTEM 'http://xml.python.org/entities/something.xml'>
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<!ENTITY % paramEntity 'name|name|name'>
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%paramEntity;
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<!-- comment -->
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]"""
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self._run_check("<!%s>" % inside, [
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("decl", inside),
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])
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def test_bad_nesting(self):
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# Strangely, this *is* supposed to test that overlapping
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# elements are allowed. HTMLParser is more geared toward
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# lexing the input that parsing the structure.
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self._run_check("<a><b></a></b>", [
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("starttag", "a", []),
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("starttag", "b", []),
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("endtag", "a"),
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("endtag", "b"),
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])
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def test_bare_ampersands(self):
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self._run_check("this text & contains & ampersands &", [
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("data", "this text & contains & ampersands &"),
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])
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def test_bare_pointy_brackets(self):
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self._run_check("this < text > contains < bare>pointy< brackets", [
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("data", "this < text > contains < bare>pointy< brackets"),
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])
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def test_attr_syntax(self):
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output = [
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("starttag", "a", [("b", "v"), ("c", "v"), ("d", "v"), ("e", None)])
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]
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self._run_check("""<a b='v' c="v" d=v e>""", output)
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self._run_check("""<a b = 'v' c = "v" d = v e>""", output)
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self._run_check("""<a\nb\n=\n'v'\nc\n=\n"v"\nd\n=\nv\ne>""", output)
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self._run_check("""<a\tb\t=\t'v'\tc\t=\t"v"\td\t=\tv\te>""", output)
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def test_attr_values(self):
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self._run_check("""<a b='xxx\n\txxx' c="yyy\t\nyyy" d='\txyz\n'>""",
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[("starttag", "a", [("b", "xxx\n\txxx"),
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("c", "yyy\t\nyyy"),
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("d", "\txyz\n")])
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])
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self._run_check("""<a b='' c="">""", [
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("starttag", "a", [("b", ""), ("c", "")]),
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])
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# Regression test for SF patch #669683.
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self._run_check("<e a=rgb(1,2,3)>", [
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("starttag", "e", [("a", "rgb(1,2,3)")]),
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])
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# Regression test for SF bug #921657.
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self._run_check("<a href=mailto:xyz@example.com>", [
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("starttag", "a", [("href", "mailto:xyz@example.com")]),
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])
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def test_attr_nonascii(self):
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# see issue 7311
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self._run_check(u"<img src=/foo/bar.png alt=\u4e2d\u6587>", [
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("starttag", "img", [("src", "/foo/bar.png"),
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("alt", u"\u4e2d\u6587")]),
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])
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self._run_check(u"<a title='\u30c6\u30b9\u30c8' "
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u"href='\u30c6\u30b9\u30c8.html'>", [
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("starttag", "a", [("title", u"\u30c6\u30b9\u30c8"),
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("href", u"\u30c6\u30b9\u30c8.html")]),
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])
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self._run_check(u'<a title="\u30c6\u30b9\u30c8" '
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u'href="\u30c6\u30b9\u30c8.html">', [
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("starttag", "a", [("title", u"\u30c6\u30b9\u30c8"),
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("href", u"\u30c6\u30b9\u30c8.html")]),
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])
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def test_attr_entity_replacement(self):
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self._run_check("""<a b='&><"''>""", [
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("starttag", "a", [("b", "&><\"'")]),
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])
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def test_attr_funky_names(self):
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self._run_check("""<a a.b='v' c:d=v e-f=v>""", [
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("starttag", "a", [("a.b", "v"), ("c:d", "v"), ("e-f", "v")]),
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])
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def test_illegal_declarations(self):
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self._parse_error('<!spacer type="block" height="25">')
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def test_starttag_end_boundary(self):
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self._run_check("""<a b='<'>""", [("starttag", "a", [("b", "<")])])
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self._run_check("""<a b='>'>""", [("starttag", "a", [("b", ">")])])
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def test_buffer_artefacts(self):
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output = [("starttag", "a", [("b", "<")])]
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self._run_check(["<a b='<'>"], output)
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self._run_check(["<a ", "b='<'>"], output)
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self._run_check(["<a b", "='<'>"], output)
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self._run_check(["<a b=", "'<'>"], output)
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self._run_check(["<a b='<", "'>"], output)
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self._run_check(["<a b='<'", ">"], output)
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output = [("starttag", "a", [("b", ">")])]
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self._run_check(["<a b='>'>"], output)
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self._run_check(["<a ", "b='>'>"], output)
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self._run_check(["<a b", "='>'>"], output)
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self._run_check(["<a b=", "'>'>"], output)
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self._run_check(["<a b='>", "'>"], output)
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self._run_check(["<a b='>'", ">"], output)
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output = [("comment", "abc")]
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self._run_check(["", "<!--abc-->"], output)
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self._run_check(["<", "!--abc-->"], output)
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self._run_check(["<!", "--abc-->"], output)
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self._run_check(["<!-", "-abc-->"], output)
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self._run_check(["<!--", "abc-->"], output)
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self._run_check(["<!--a", "bc-->"], output)
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self._run_check(["<!--ab", "c-->"], output)
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self._run_check(["<!--abc", "-->"], output)
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self._run_check(["<!--abc-", "->"], output)
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self._run_check(["<!--abc--", ">"], output)
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self._run_check(["<!--abc-->", ""], output)
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def test_starttag_junk_chars(self):
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self._parse_error("</>")
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self._parse_error("</$>")
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self._parse_error("</")
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self._parse_error("</a")
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self._parse_error("<a<a>")
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self._parse_error("</a<a>")
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self._parse_error("<!")
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self._parse_error("<a $>")
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self._parse_error("<a")
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self._parse_error("<a foo='bar'")
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self._parse_error("<a foo='bar")
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self._parse_error("<a foo='>'")
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self._parse_error("<a foo='>")
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self._parse_error("<a foo=>")
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def test_declaration_junk_chars(self):
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self._parse_error("<!DOCTYPE foo $ >")
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def test_startendtag(self):
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self._run_check("<p/>", [
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("startendtag", "p", []),
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])
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self._run_check("<p></p>", [
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("starttag", "p", []),
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("endtag", "p"),
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])
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self._run_check("<p><img src='foo' /></p>", [
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("starttag", "p", []),
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("startendtag", "img", [("src", "foo")]),
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("endtag", "p"),
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])
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def test_get_starttag_text(self):
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s = """<foo:bar \n one="1"\ttwo=2 >"""
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self._run_check_extra(s, [
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("starttag", "foo:bar", [("one", "1"), ("two", "2")]),
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("starttag_text", s)])
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def test_cdata_content(self):
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s = """<script> <!-- not a comment --> ¬-an-entity-ref; </script>"""
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self._run_check(s, [
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("starttag", "script", []),
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("data", " <!-- not a comment --> ¬-an-entity-ref; "),
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("endtag", "script"),
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])
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s = """<script> <not a='start tag'> </script>"""
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self._run_check(s, [
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("starttag", "script", []),
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("data", " <not a='start tag'> "),
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("endtag", "script"),
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])
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def test_entityrefs_in_attributes(self):
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self._run_check("<html foo='€&aa&unsupported;'>", [
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("starttag", "html", [("foo", u"\u20AC&aa&unsupported;")])
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])
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def test_malformatted_charref(self):
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self._run_check("<p>&#bad;</p>", [
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("starttag", "p", []),
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("data", "&#bad;"),
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("endtag", "p"),
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])
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def test_unescape_function(self):
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parser = HTMLParser.HTMLParser()
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self.assertEqual(parser.unescape('&#bad;'),'&#bad;')
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self.assertEqual(parser.unescape('&'),'&')
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def test_main():
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test_support.run_unittest(HTMLParserTestCase)
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if __name__ == "__main__":
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test_main()
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