--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/app/htmlsanitizer/BeautifulSoupTests.py Mon May 18 14:48:47 2009 +0200
@@ -0,0 +1,826 @@
+# -*- coding: utf-8 -*-
+"""Unit tests for Beautiful Soup.
+
+These tests make sure the Beautiful Soup works as it should. If you
+find a bug in Beautiful Soup, the best way to express it is as a test
+case like this that fails."""
+
+import unittest
+from BeautifulSoup import *
+
+class SoupTest(unittest.TestCase):
+
+ def assertSoupEquals(self, toParse, rep=None, c=BeautifulSoup,
+ encoding=None):
+ """Parse the given text and make sure its string rep is the other
+ given text."""
+ if rep == None:
+ rep = toParse
+ obj = c(toParse)
+ if encoding is None:
+ rep2 = obj.decode()
+ else:
+ rep2 = obj.encode(encoding)
+ self.assertEqual(rep2, rep)
+
+class FollowThatTag(SoupTest):
+
+ "Tests the various ways of fetching tags from a soup."
+
+ def setUp(self):
+ ml = """
+ <a id="x">1</a>
+ <A id="a">2</a>
+ <b id="b">3</a>
+ <b href="foo" id="x">4</a>
+ <ac width=100>4</ac>"""
+ self.soup = BeautifulStoneSoup(ml)
+
+ def testFindAllByName(self):
+ matching = self.soup('a')
+ self.assertEqual(len(matching), 2)
+ self.assertEqual(matching[0].name, 'a')
+ self.assertEqual(matching, self.soup.findAll('a'))
+ self.assertEqual(matching, self.soup.findAll(SoupStrainer('a')))
+
+ def testFindAllByAttribute(self):
+ matching = self.soup.findAll(id='x')
+ self.assertEqual(len(matching), 2)
+ self.assertEqual(matching[0].name, 'a')
+ self.assertEqual(matching[1].name, 'b')
+
+ matching2 = self.soup.findAll(attrs={'id' : 'x'})
+ self.assertEqual(matching, matching2)
+
+ strainer = SoupStrainer(attrs={'id' : 'x'})
+ self.assertEqual(matching, self.soup.findAll(strainer))
+
+ self.assertEqual(len(self.soup.findAll(id=None)), 1)
+
+ self.assertEqual(len(self.soup.findAll(width=100)), 1)
+ self.assertEqual(len(self.soup.findAll(junk=None)), 5)
+ self.assertEqual(len(self.soup.findAll(junk=[1, None])), 5)
+
+ self.assertEqual(len(self.soup.findAll(junk=re.compile('.*'))), 0)
+ self.assertEqual(len(self.soup.findAll(junk=True)), 0)
+
+ self.assertEqual(len(self.soup.findAll(junk=True)), 0)
+ self.assertEqual(len(self.soup.findAll(href=True)), 1)
+
+ def testFindallByClass(self):
+ soup = BeautifulSoup('<a>Foo</a><a class="1">Bar</a>')
+ self.assertEqual(soup.find('a', '1').string, "Bar")
+
+ def testFindAllByList(self):
+ matching = self.soup(['a', 'ac'])
+ self.assertEqual(len(matching), 3)
+
+ def testFindAllByHash(self):
+ matching = self.soup({'a' : True, 'b' : True})
+ self.assertEqual(len(matching), 4)
+
+ def testFindAllText(self):
+ soup = BeautifulSoup("<html>\xbb</html>")
+ self.assertEqual(soup.findAll(text=re.compile('.*')),
+ [u'\xbb'])
+
+ def testFindAllByRE(self):
+ import re
+ r = re.compile('a.*')
+ self.assertEqual(len(self.soup(r)), 3)
+
+ def testFindAllByMethod(self):
+ def matchTagWhereIDMatchesName(tag):
+ return tag.name == tag.get('id')
+
+ matching = self.soup.findAll(matchTagWhereIDMatchesName)
+ self.assertEqual(len(matching), 2)
+ self.assertEqual(matching[0].name, 'a')
+
+ def testParents(self):
+ soup = BeautifulSoup('<ul id="foo"></ul><ul id="foo"><ul><ul id="foo" a="b"><b>Blah')
+ b = soup.b
+ self.assertEquals(len(b.findParents('ul', {'id' : 'foo'})), 2)
+ self.assertEquals(b.findParent('ul')['a'], 'b')
+
+ PROXIMITY_TEST = BeautifulSoup('<b id="1"><b id="2"><b id="3"><b id="4">')
+
+ def testNext(self):
+ soup = self.PROXIMITY_TEST
+ b = soup.find('b', {'id' : 2})
+ self.assertEquals(b.findNext('b')['id'], '3')
+ self.assertEquals(b.findNext('b')['id'], '3')
+ self.assertEquals(len(b.findAllNext('b')), 2)
+ self.assertEquals(len(b.findAllNext('b', {'id' : 4})), 1)
+
+ def testPrevious(self):
+ soup = self.PROXIMITY_TEST
+ b = soup.find('b', {'id' : 3})
+ self.assertEquals(b.findPrevious('b')['id'], '2')
+ self.assertEquals(b.findPrevious('b')['id'], '2')
+ self.assertEquals(len(b.findAllPrevious('b')), 2)
+ self.assertEquals(len(b.findAllPrevious('b', {'id' : 2})), 1)
+
+
+ SIBLING_TEST = BeautifulSoup('<blockquote id="1"><blockquote id="1.1"></blockquote></blockquote><blockquote id="2"><blockquote id="2.1"></blockquote></blockquote><blockquote id="3"><blockquote id="3.1"></blockquote></blockquote><blockquote id="4">')
+
+ def testNextSibling(self):
+ soup = self.SIBLING_TEST
+ tag = 'blockquote'
+ b = soup.find(tag, {'id' : 2})
+ self.assertEquals(b.findNext(tag)['id'], '2.1')
+ self.assertEquals(b.findNextSibling(tag)['id'], '3')
+ self.assertEquals(b.findNextSibling(tag)['id'], '3')
+ self.assertEquals(len(b.findNextSiblings(tag)), 2)
+ self.assertEquals(len(b.findNextSiblings(tag, {'id' : 4})), 1)
+
+ def testPreviousSibling(self):
+ soup = self.SIBLING_TEST
+ tag = 'blockquote'
+ b = soup.find(tag, {'id' : 3})
+ self.assertEquals(b.findPrevious(tag)['id'], '2.1')
+ self.assertEquals(b.findPreviousSibling(tag)['id'], '2')
+ self.assertEquals(b.findPreviousSibling(tag)['id'], '2')
+ self.assertEquals(len(b.findPreviousSiblings(tag)), 2)
+ self.assertEquals(len(b.findPreviousSiblings(tag, id=1)), 1)
+
+ def testTextNavigation(self):
+ soup = BeautifulSoup('Foo<b>Bar</b><i id="1"><b>Baz<br />Blee<hr id="1"/></b></i>Blargh')
+ baz = soup.find(text='Baz')
+ self.assertEquals(baz.findParent("i")['id'], '1')
+ self.assertEquals(baz.findNext(text='Blee'), 'Blee')
+ self.assertEquals(baz.findNextSibling(text='Blee'), 'Blee')
+ self.assertEquals(baz.findNextSibling(text='Blargh'), None)
+ self.assertEquals(baz.findNextSibling('hr')['id'], '1')
+
+class SiblingRivalry(SoupTest):
+ "Tests the nextSibling and previousSibling navigation."
+
+ def testSiblings(self):
+ soup = BeautifulSoup("<ul><li>1<p>A</p>B<li>2<li>3</ul>")
+ secondLI = soup.find('li').nextSibling
+ self.assert_(secondLI.name == 'li' and secondLI.string == '2')
+ self.assertEquals(soup.find(text='1').nextSibling.name, 'p')
+ self.assertEquals(soup.find('p').nextSibling, 'B')
+ self.assertEquals(soup.find('p').nextSibling.previousSibling.nextSibling, 'B')
+
+class TagsAreObjectsToo(SoupTest):
+ "Tests the various built-in functions of Tag objects."
+
+ def testLen(self):
+ soup = BeautifulSoup("<top>1<b>2</b>3</top>")
+ self.assertEquals(len(soup.top), 3)
+
+class StringEmUp(SoupTest):
+ "Tests the use of 'string' as an alias for a tag's only content."
+
+ def testString(self):
+ s = BeautifulSoup("<b>foo</b>")
+ self.assertEquals(s.b.string, 'foo')
+
+ def testLackOfString(self):
+ s = BeautifulSoup("<b>f<i>e</i>o</b>")
+ self.assert_(not s.b.string)
+
+class ThatsMyLimit(SoupTest):
+ "Tests the limit argument."
+
+ def testBasicLimits(self):
+ s = BeautifulSoup('<br id="1" /><br id="1" /><br id="1" /><br id="1" />')
+ self.assertEquals(len(s.findAll('br')), 4)
+ self.assertEquals(len(s.findAll('br', limit=2)), 2)
+ self.assertEquals(len(s('br', limit=2)), 2)
+
+class OnlyTheLonely(SoupTest):
+ "Tests the parseOnly argument to the constructor."
+ def setUp(self):
+ x = []
+ for i in range(1,6):
+ x.append('<a id="%s">' % i)
+ for j in range(100,103):
+ x.append('<b id="%s.%s">Content %s.%s</b>' % (i,j, i,j))
+ x.append('</a>')
+ self.x = ''.join(x)
+
+ def testOnly(self):
+ strainer = SoupStrainer("b")
+ soup = BeautifulSoup(self.x, parseOnlyThese=strainer)
+ self.assertEquals(len(soup), 15)
+
+ strainer = SoupStrainer(id=re.compile("100.*"))
+ soup = BeautifulSoup(self.x, parseOnlyThese=strainer)
+ self.assertEquals(len(soup), 5)
+
+ strainer = SoupStrainer(text=re.compile("10[01].*"))
+ soup = BeautifulSoup(self.x, parseOnlyThese=strainer)
+ self.assertEquals(len(soup), 10)
+
+ strainer = SoupStrainer(text=lambda(x):x[8]=='3')
+ soup = BeautifulSoup(self.x, parseOnlyThese=strainer)
+ self.assertEquals(len(soup), 3)
+
+class PickleMeThis(SoupTest):
+ "Testing features like pickle and deepcopy."
+
+ def setUp(self):
+ self.page = """<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"
+"http://www.w3.org/TR/REC-html40/transitional.dtd">
+<html>
+<head>
+<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+<title>Beautiful Soup: We called him Tortoise because he taught us.</title>
+<link rev="made" href="mailto:leonardr@segfault.org">
+<meta name="Description" content="Beautiful Soup: an HTML parser optimized for screen-scraping.">
+<meta name="generator" content="Markov Approximation 1.4 (module: leonardr)">
+<meta name="author" content="Leonard Richardson">
+</head>
+<body>
+<a href="foo">foo</a>
+<a href="foo"><b>bar</b></a>
+</body>
+</html>"""
+
+ self.soup = BeautifulSoup(self.page)
+
+ def testPickle(self):
+ import pickle
+ dumped = pickle.dumps(self.soup, 2)
+ loaded = pickle.loads(dumped)
+ self.assertEqual(loaded.__class__, BeautifulSoup)
+ self.assertEqual(loaded.decode(), self.soup.decode())
+
+ def testDeepcopy(self):
+ from copy import deepcopy
+ deepcopy(BeautifulSoup("<a></a>"))
+ copied = deepcopy(self.soup)
+ self.assertEqual(copied.decode(), self.soup.decode())
+
+ def testUnicodePickle(self):
+ import cPickle as pickle
+ html = "<b>" + chr(0xc3) + "</b>"
+ soup = BeautifulSoup(html)
+ dumped = pickle.dumps(soup, pickle.HIGHEST_PROTOCOL)
+ loaded = pickle.loads(dumped)
+ self.assertEqual(loaded.decode(), soup.decode())
+
+
+class WriteOnlyCode(SoupTest):
+ "Testing the modification of the tree."
+
+ def testModifyAttributes(self):
+ soup = BeautifulSoup('<a id="1"></a>')
+ soup.a['id'] = 2
+ self.assertEqual(soup.decode(), '<a id="2"></a>')
+ del(soup.a['id'])
+ self.assertEqual(soup.decode(), '<a></a>')
+ soup.a['id2'] = 'foo'
+ self.assertEqual(soup.decode(), '<a id2="foo"></a>')
+
+ def testNewTagCreation(self):
+ "Makes sure tags don't step on each others' toes."
+ soup = BeautifulSoup()
+ a = Tag(soup, 'a')
+ ol = Tag(soup, 'ol')
+ a['href'] = 'http://foo.com/'
+ self.assertRaises(KeyError, lambda : ol['href'])
+
+ def testTagReplacement(self):
+ # Make sure you can replace an element with itself.
+ text = "<a><b></b><c>Foo<d></d></c></a><a><e></e></a>"
+ soup = BeautifulSoup(text)
+ c = soup.c
+ soup.c.replaceWith(c)
+ self.assertEquals(soup.decode(), text)
+
+ # A very simple case
+ soup = BeautifulSoup("<b>Argh!</b>")
+ soup.find(text="Argh!").replaceWith("Hooray!")
+ newText = soup.find(text="Hooray!")
+ b = soup.b
+ self.assertEqual(newText.previous, b)
+ self.assertEqual(newText.parent, b)
+ self.assertEqual(newText.previous.next, newText)
+ self.assertEqual(newText.next, None)
+
+ # A more complex case
+ soup = BeautifulSoup("<a><b>Argh!</b><c></c><d></d></a>")
+ soup.b.insert(1, "Hooray!")
+ newText = soup.find(text="Hooray!")
+ self.assertEqual(newText.previous, "Argh!")
+ self.assertEqual(newText.previous.next, newText)
+
+ self.assertEqual(newText.previousSibling, "Argh!")
+ self.assertEqual(newText.previousSibling.nextSibling, newText)
+
+ self.assertEqual(newText.nextSibling, None)
+ self.assertEqual(newText.next, soup.c)
+
+ text = "<html>There's <b>no</b> business like <b>show</b> business</html>"
+ soup = BeautifulSoup(text)
+ no, show = soup.findAll('b')
+ show.replaceWith(no)
+ self.assertEquals(soup.decode(), "<html>There's business like <b>no</b> business</html>")
+
+ # Even more complex
+ soup = BeautifulSoup("<a><b>Find</b><c>lady!</c><d></d></a>")
+ tag = Tag(soup, 'magictag')
+ tag.insert(0, "the")
+ soup.a.insert(1, tag)
+
+ b = soup.b
+ c = soup.c
+ theText = tag.find(text=True)
+ findText = b.find(text="Find")
+
+ self.assertEqual(findText.next, tag)
+ self.assertEqual(tag.previous, findText)
+ self.assertEqual(b.nextSibling, tag)
+ self.assertEqual(tag.previousSibling, b)
+ self.assertEqual(tag.nextSibling, c)
+ self.assertEqual(c.previousSibling, tag)
+
+ self.assertEqual(theText.next, c)
+ self.assertEqual(c.previous, theText)
+
+ # Aand... incredibly complex.
+ soup = BeautifulSoup("""<a>We<b>reserve<c>the</c><d>right</d></b></a><e>to<f>refuse</f><g>service</g></e>""")
+ f = soup.f
+ a = soup.a
+ c = soup.c
+ e = soup.e
+ weText = a.find(text="We")
+ soup.b.replaceWith(soup.f)
+ self.assertEqual(soup.decode(), "<a>We<f>refuse</f></a><e>to<g>service</g></e>")
+
+ self.assertEqual(f.previous, weText)
+ self.assertEqual(weText.next, f)
+ self.assertEqual(f.previousSibling, weText)
+ self.assertEqual(f.nextSibling, None)
+ self.assertEqual(weText.nextSibling, f)
+
+ def testAppend(self):
+ doc = "<p>Don't leave me <b>here</b>.</p> <p>Don't leave me.</p>"
+ soup = BeautifulSoup(doc)
+ second_para = soup('p')[1]
+ bold = soup.find('b')
+ soup('p')[1].append(soup.find('b'))
+ self.assertEqual(bold.parent, second_para)
+ self.assertEqual(soup.decode(),
+ "<p>Don't leave me .</p> "
+ "<p>Don't leave me.<b>here</b></p>")
+
+ def testTagExtraction(self):
+ # A very simple case
+ text = '<html><div id="nav">Nav crap</div>Real content here.</html>'
+ soup = BeautifulSoup(text)
+ extracted = soup.find("div", id="nav").extract()
+ self.assertEqual(soup.decode(), "<html>Real content here.</html>")
+ self.assertEqual(extracted.decode(), '<div id="nav">Nav crap</div>')
+
+ # A simple case, a more complex test.
+ text = "<doc><a>1<b>2</b></a><a>i<b>ii</b></a><a>A<b>B</b></a></doc>"
+ soup = BeautifulStoneSoup(text)
+ doc = soup.doc
+ numbers, roman, letters = soup("a")
+
+ self.assertEqual(roman.parent, doc)
+ oldPrevious = roman.previous
+ endOfThisTag = roman.nextSibling.previous
+ self.assertEqual(oldPrevious, "2")
+ self.assertEqual(roman.next, "i")
+ self.assertEqual(endOfThisTag, "ii")
+ self.assertEqual(roman.previousSibling, numbers)
+ self.assertEqual(roman.nextSibling, letters)
+
+ roman.extract()
+ self.assertEqual(roman.parent, None)
+ self.assertEqual(roman.previous, None)
+ self.assertEqual(roman.next, "i")
+ self.assertEqual(letters.previous, '2')
+ self.assertEqual(roman.previousSibling, None)
+ self.assertEqual(roman.nextSibling, None)
+ self.assertEqual(endOfThisTag.next, None)
+ self.assertEqual(roman.b.contents[0].next, None)
+ self.assertEqual(numbers.nextSibling, letters)
+ self.assertEqual(letters.previousSibling, numbers)
+ self.assertEqual(len(doc.contents), 2)
+ self.assertEqual(doc.contents[0], numbers)
+ self.assertEqual(doc.contents[1], letters)
+
+ # A more complex case.
+ text = "<a>1<b>2<c>Hollywood, baby!</c></b></a>3"
+ soup = BeautifulStoneSoup(text)
+ one = soup.find(text="1")
+ three = soup.find(text="3")
+ toExtract = soup.b
+ soup.b.extract()
+ self.assertEqual(one.next, three)
+ self.assertEqual(three.previous, one)
+ self.assertEqual(one.parent.nextSibling, three)
+ self.assertEqual(three.previousSibling, soup.a)
+
+class TheManWithoutAttributes(SoupTest):
+ "Test attribute access"
+
+ def testHasKey(self):
+ text = "<foo attr='bar'>"
+ self.assertTrue(BeautifulSoup(text).foo.has_key('attr'))
+
+class QuoteMeOnThat(SoupTest):
+ "Test quoting"
+ def testQuotedAttributeValues(self):
+ self.assertSoupEquals("<foo attr='bar'></foo>",
+ '<foo attr="bar"></foo>')
+
+ text = """<foo attr='bar "brawls" happen'>a</foo>"""
+ soup = BeautifulSoup(text)
+ self.assertEquals(soup.decode(), text)
+
+ soup.foo['attr'] = 'Brawls happen at "Bob\'s Bar"'
+ newText = """<foo attr='Brawls happen at "Bob&squot;s Bar"'>a</foo>"""
+ self.assertSoupEquals(soup.decode(), newText)
+
+ self.assertSoupEquals('<this is="really messed up & stuff">',
+ '<this is="really messed up & stuff"></this>')
+
+
+
+class YoureSoLiteral(SoupTest):
+ "Test literal mode."
+ def testLiteralMode(self):
+ text = "<script>if (i<imgs.length)</script><b>Foo</b>"
+ soup = BeautifulSoup(text)
+ self.assertEqual(soup.script.contents[0], "if (i<imgs.length)")
+ self.assertEqual(soup.b.contents[0], "Foo")
+
+ def testTextArea(self):
+ text = "<textarea><b>This is an example of an HTML tag</b><&<&</textarea>"
+ soup = BeautifulSoup(text)
+ self.assertEqual(soup.textarea.contents[0],
+ "<b>This is an example of an HTML tag</b><&<&")
+
+class OperatorOverload(SoupTest):
+ "Our operators do it all! Call now!"
+
+ def testTagNameAsFind(self):
+ "Tests that referencing a tag name as a member delegates to find()."
+ soup = BeautifulSoup('<b id="1">foo<i>bar</i></b><b>Red herring</b>')
+ self.assertEqual(soup.b.i, soup.find('b').find('i'))
+ self.assertEqual(soup.b.i.string, 'bar')
+ self.assertEqual(soup.b['id'], '1')
+ self.assertEqual(soup.b.contents[0], 'foo')
+ self.assert_(not soup.a)
+
+ #Test the .fooTag variant of .foo.
+ self.assertEqual(soup.bTag.iTag.string, 'bar')
+ self.assertEqual(soup.b.iTag.string, 'bar')
+ self.assertEqual(soup.find('b').find('i'), soup.bTag.iTag)
+
+class NestableEgg(SoupTest):
+ """Here we test tag nesting. TEST THE NEST, DUDE! X-TREME!"""
+
+ def testParaInsideBlockquote(self):
+ soup = BeautifulSoup('<blockquote><p><b>Foo</blockquote><p>Bar')
+ self.assertEqual(soup.blockquote.p.b.string, 'Foo')
+ self.assertEqual(soup.blockquote.b.string, 'Foo')
+ self.assertEqual(soup.find('p', recursive=False).string, 'Bar')
+
+ def testNestedTables(self):
+ text = """<table id="1"><tr><td>Here's another table:
+ <table id="2"><tr><td>Juicy text</td></tr></table></td></tr></table>"""
+ soup = BeautifulSoup(text)
+ self.assertEquals(soup.table.table.td.string, 'Juicy text')
+ self.assertEquals(len(soup.findAll('table')), 2)
+ self.assertEquals(len(soup.table.findAll('table')), 1)
+ self.assertEquals(soup.find('table', {'id' : 2}).parent.parent.parent.name,
+ 'table')
+
+ text = "<table><tr><td><div><table>Foo</table></div></td></tr></table>"
+ soup = BeautifulSoup(text)
+ self.assertEquals(soup.table.tr.td.div.table.contents[0], "Foo")
+
+ text = """<table><thead><tr>Foo</tr></thead><tbody><tr>Bar</tr></tbody>
+ <tfoot><tr>Baz</tr></tfoot></table>"""
+ soup = BeautifulSoup(text)
+ self.assertEquals(soup.table.thead.tr.contents[0], "Foo")
+
+ def testBadNestedTables(self):
+ soup = BeautifulSoup("<table><tr><table><tr id='nested'>")
+ self.assertEquals(soup.table.tr.table.tr['id'], 'nested')
+
+class CleanupOnAisleFour(SoupTest):
+ """Here we test cleanup of text that breaks HTMLParser or is just
+ obnoxious."""
+
+ def testSelfClosingtag(self):
+ self.assertEqual(BeautifulSoup("Foo<br/>Bar").find('br').decode(),
+ '<br />')
+
+ self.assertSoupEquals('<p>test1<br/>test2</p>',
+ '<p>test1<br />test2</p>')
+
+ text = '<p>test1<selfclosing>test2'
+ soup = BeautifulStoneSoup(text)
+ self.assertEqual(soup.decode(),
+ '<p>test1<selfclosing>test2</selfclosing></p>')
+
+ soup = BeautifulStoneSoup(text, selfClosingTags='selfclosing')
+ self.assertEqual(soup.decode(),
+ '<p>test1<selfclosing />test2</p>')
+
+ def testSelfClosingTagOrNot(self):
+ text = "<item><link>http://foo.com/</link></item>"
+ self.assertEqual(BeautifulStoneSoup(text).decode(), text)
+ self.assertEqual(BeautifulSoup(text).decode(),
+ '<item><link />http://foo.com/</item>')
+
+ def testBooleanAttributes(self):
+ text = "<td nowrap>foo</td>"
+ self.assertSoupEquals(text, text)
+
+ def testCData(self):
+ xml = "<root>foo<![CDATA[foobar]]>bar</root>"
+ self.assertSoupEquals(xml, xml)
+ r = re.compile("foo.*bar")
+ soup = BeautifulSoup(xml)
+ self.assertEquals(soup.find(text=r).string, "foobar")
+ self.assertEquals(soup.find(text=r).__class__, CData)
+
+ def testComments(self):
+ xml = "foo<!--foobar-->baz"
+ self.assertSoupEquals(xml)
+ r = re.compile("foo.*bar")
+ soup = BeautifulSoup(xml)
+ self.assertEquals(soup.find(text=r).string, "foobar")
+ self.assertEquals(soup.find(text="foobar").__class__, Comment)
+
+ def testDeclaration(self):
+ xml = "foo<!DOCTYPE foobar>baz"
+ self.assertSoupEquals(xml)
+ r = re.compile(".*foo.*bar")
+ soup = BeautifulSoup(xml)
+ text = "DOCTYPE foobar"
+ self.assertEquals(soup.find(text=r).string, text)
+ self.assertEquals(soup.find(text=text).__class__, Declaration)
+
+ namespaced_doctype = ('<!DOCTYPE xsl:stylesheet SYSTEM "htmlent.dtd">'
+ '<html>foo</html>')
+ soup = BeautifulSoup(namespaced_doctype)
+ self.assertEquals(soup.contents[0],
+ 'DOCTYPE xsl:stylesheet SYSTEM "htmlent.dtd"')
+ self.assertEquals(soup.html.contents[0], 'foo')
+
+ def testEntityConversions(self):
+ text = "<<sacré bleu!>>"
+ soup = BeautifulStoneSoup(text)
+ self.assertSoupEquals(text)
+
+ xmlEnt = BeautifulStoneSoup.XML_ENTITIES
+ htmlEnt = BeautifulStoneSoup.HTML_ENTITIES
+ xhtmlEnt = BeautifulStoneSoup.XHTML_ENTITIES
+
+ soup = BeautifulStoneSoup(text, convertEntities=xmlEnt)
+ self.assertEquals(soup.decode(), "<<sacré bleu!>>")
+
+ soup = BeautifulStoneSoup(text, convertEntities=xmlEnt)
+ self.assertEquals(soup.decode(), "<<sacré bleu!>>")
+
+ soup = BeautifulStoneSoup(text, convertEntities=htmlEnt)
+ self.assertEquals(soup.decode(), u"<<sacr\xe9 bleu!>>")
+
+ # Make sure the "XML", "HTML", and "XHTML" settings work.
+ text = "<™'"
+ soup = BeautifulStoneSoup(text, convertEntities=xmlEnt)
+ self.assertEquals(soup.decode(), u"<™'")
+
+ soup = BeautifulStoneSoup(text, convertEntities=htmlEnt)
+ self.assertEquals(soup.decode(), u"<\u2122'")
+
+ soup = BeautifulStoneSoup(text, convertEntities=xhtmlEnt)
+ self.assertEquals(soup.decode(), u"<\u2122'")
+
+ def testNonBreakingSpaces(self):
+ soup = BeautifulSoup("<a> </a>",
+ convertEntities=BeautifulStoneSoup.HTML_ENTITIES)
+ self.assertEquals(soup.decode(), u"<a>\xa0\xa0</a>")
+
+ def testWhitespaceInDeclaration(self):
+ self.assertSoupEquals('<! DOCTYPE>', '<!DOCTYPE>')
+
+ def testJunkInDeclaration(self):
+ self.assertSoupEquals('<! Foo = -8>a', '<!Foo = -8>a')
+
+ def testIncompleteDeclaration(self):
+ self.assertSoupEquals('a<!b <p>c')
+
+ def testEntityReplacement(self):
+ self.assertSoupEquals('<b>hello there</b>')
+
+ def testEntitiesInAttributeValues(self):
+ self.assertSoupEquals('<x t="xñ">', '<x t="x\xc3\xb1"></x>',
+ encoding='utf-8')
+ self.assertSoupEquals('<x t="xñ">', '<x t="x\xc3\xb1"></x>',
+ encoding='utf-8')
+
+ soup = BeautifulSoup('<x t=">™">',
+ convertEntities=BeautifulStoneSoup.HTML_ENTITIES)
+ self.assertEquals(soup.decode(), u'<x t=">\u2122"></x>')
+
+ uri = "http://crummy.com?sacré&bleu"
+ link = '<a href="%s"></a>' % uri
+
+ soup = BeautifulSoup(link, convertEntities=BeautifulSoup.HTML_ENTITIES)
+ self.assertEquals(soup.decode(),
+ link.replace("é", u"\xe9"))
+
+ uri = "http://crummy.com?sacré&bleu"
+ link = '<a href="%s"></a>' % uri
+ soup = BeautifulSoup(link, convertEntities=BeautifulSoup.HTML_ENTITIES)
+ self.assertEquals(soup.a['href'],
+ uri.replace("é", u"\xe9"))
+
+ def testNakedAmpersands(self):
+ html = {'convertEntities':BeautifulStoneSoup.HTML_ENTITIES}
+ soup = BeautifulStoneSoup("AT&T ", **html)
+ self.assertEquals(soup.decode(), 'AT&T ')
+
+ nakedAmpersandInASentence = "AT&T was Ma Bell"
+ soup = BeautifulStoneSoup(nakedAmpersandInASentence,**html)
+ self.assertEquals(soup.decode(), \
+ nakedAmpersandInASentence.replace('&','&'))
+
+ invalidURL = '<a href="http://example.org?a=1&b=2;3">foo</a>'
+ validURL = invalidURL.replace('&','&')
+ soup = BeautifulStoneSoup(invalidURL)
+ self.assertEquals(soup.decode(), validURL)
+
+ soup = BeautifulStoneSoup(validURL)
+ self.assertEquals(soup.decode(), validURL)
+
+
+class EncodeRed(SoupTest):
+ """Tests encoding conversion, Unicode conversion, and Microsoft
+ smart quote fixes."""
+
+ def testUnicodeDammitStandalone(self):
+ markup = "<foo>\x92</foo>"
+ dammit = UnicodeDammit(markup)
+ self.assertEquals(dammit.unicode, "<foo>’</foo>")
+
+ hebrew = "\xed\xe5\xec\xf9"
+ dammit = UnicodeDammit(hebrew, ["iso-8859-8"])
+ self.assertEquals(dammit.unicode, u'\u05dd\u05d5\u05dc\u05e9')
+ self.assertEquals(dammit.originalEncoding, 'iso-8859-8')
+
+ def testGarbageInGarbageOut(self):
+ ascii = "<foo>a</foo>"
+ asciiSoup = BeautifulStoneSoup(ascii)
+ self.assertEquals(ascii, asciiSoup.decode())
+
+ unicodeData = u"<foo>\u00FC</foo>"
+ utf8 = unicodeData.encode("utf-8")
+ self.assertEquals(utf8, '<foo>\xc3\xbc</foo>')
+
+ unicodeSoup = BeautifulStoneSoup(unicodeData)
+ self.assertEquals(unicodeData, unicodeSoup.decode())
+ self.assertEquals(unicodeSoup.foo.string, u'\u00FC')
+
+ utf8Soup = BeautifulStoneSoup(utf8, fromEncoding='utf-8')
+ self.assertEquals(utf8, utf8Soup.encode('utf-8'))
+ self.assertEquals(utf8Soup.originalEncoding, "utf-8")
+
+ utf8Soup = BeautifulStoneSoup(unicodeData)
+ self.assertEquals(utf8, utf8Soup.encode('utf-8'))
+ self.assertEquals(utf8Soup.originalEncoding, None)
+
+
+ def testHandleInvalidCodec(self):
+ for bad_encoding in ['.utf8', '...', 'utF---16.!']:
+ soup = BeautifulSoup(u"Räksmörgås".encode("utf-8"),
+ fromEncoding=bad_encoding)
+ self.assertEquals(soup.originalEncoding, 'utf-8')
+
+ def testUnicodeSearch(self):
+ html = u'<html><body><h1>Räksmörgås</h1></body></html>'
+ soup = BeautifulSoup(html)
+ self.assertEqual(soup.find(text=u'Räksmörgås'),u'Räksmörgås')
+
+ def testRewrittenXMLHeader(self):
+ euc_jp = '<?xml version="1.0 encoding="euc-jp"?>\n<foo>\n\xa4\xb3\xa4\xec\xa4\xcfEUC-JP\xa4\xc7\xa5\xb3\xa1\xbc\xa5\xc7\xa5\xa3\xa5\xf3\xa5\xb0\xa4\xb5\xa4\xec\xa4\xbf\xc6\xfc\xcb\xdc\xb8\xec\xa4\xce\xa5\xd5\xa5\xa1\xa5\xa4\xa5\xeb\xa4\xc7\xa4\xb9\xa1\xa3\n</foo>\n'
+ utf8 = "<?xml version='1.0' encoding='utf-8'?>\n<foo>\n\xe3\x81\x93\xe3\x82\x8c\xe3\x81\xafEUC-JP\xe3\x81\xa7\xe3\x82\xb3\xe3\x83\xbc\xe3\x83\x87\xe3\x82\xa3\xe3\x83\xb3\xe3\x82\xb0\xe3\x81\x95\xe3\x82\x8c\xe3\x81\x9f\xe6\x97\xa5\xe6\x9c\xac\xe8\xaa\x9e\xe3\x81\xae\xe3\x83\x95\xe3\x82\xa1\xe3\x82\xa4\xe3\x83\xab\xe3\x81\xa7\xe3\x81\x99\xe3\x80\x82\n</foo>\n"
+ soup = BeautifulStoneSoup(euc_jp)
+ if soup.originalEncoding != "euc-jp":
+ raise Exception("Test failed when parsing euc-jp document. "
+ "If you're running Python >=2.4, or you have "
+ "cjkcodecs installed, this is a real problem. "
+ "Otherwise, ignore it.")
+
+ self.assertEquals(soup.originalEncoding, "euc-jp")
+ self.assertEquals(soup.renderContents('utf-8'), utf8)
+
+ old_text = "<?xml encoding='windows-1252'><foo>\x92</foo>"
+ new_text = "<?xml version='1.0' encoding='utf-8'?><foo>’</foo>"
+ self.assertSoupEquals(old_text, new_text)
+
+ def testRewrittenMetaTag(self):
+ no_shift_jis_html = '''<html><head>\n<meta http-equiv="Content-language" content="ja" /></head><body><pre>\n\x82\xb1\x82\xea\x82\xcdShift-JIS\x82\xc5\x83R\x81[\x83f\x83B\x83\x93\x83O\x82\xb3\x82\xea\x82\xbd\x93\xfa\x96{\x8c\xea\x82\xcc\x83t\x83@\x83C\x83\x8b\x82\xc5\x82\xb7\x81B\n</pre></body></html>'''
+ soup = BeautifulSoup(no_shift_jis_html)
+
+ # Beautiful Soup used to try to rewrite the meta tag even if the
+ # meta tag got filtered out by the strainer. This test makes
+ # sure that doesn't happen.
+ strainer = SoupStrainer('pre')
+ soup = BeautifulSoup(no_shift_jis_html, parseOnlyThese=strainer)
+ self.assertEquals(soup.contents[0].name, 'pre')
+
+ meta_tag = ('<meta content="text/html; charset=x-sjis" '
+ 'http-equiv="Content-type" />')
+ shift_jis_html = (
+ '<html><head>\n%s\n'
+ '<meta http-equiv="Content-language" content="ja" />'
+ '</head><body><pre>\n'
+ '\x82\xb1\x82\xea\x82\xcdShift-JIS\x82\xc5\x83R\x81[\x83f'
+ '\x83B\x83\x93\x83O\x82\xb3\x82\xea\x82\xbd\x93\xfa\x96{\x8c'
+ '\xea\x82\xcc\x83t\x83@\x83C\x83\x8b\x82\xc5\x82\xb7\x81B\n'
+ '</pre></body></html>') % meta_tag
+ soup = BeautifulSoup(shift_jis_html)
+ if soup.originalEncoding != "shift-jis":
+ raise Exception("Test failed when parsing shift-jis document "
+ "with meta tag '%s'."
+ "If you're running Python >=2.4, or you have "
+ "cjkcodecs installed, this is a real problem. "
+ "Otherwise, ignore it." % meta_tag)
+ self.assertEquals(soup.originalEncoding, "shift-jis")
+
+ content_type_tag = soup.meta['content']
+ self.assertEquals(content_type_tag[content_type_tag.find('charset='):],
+ 'charset=%SOUP-ENCODING%')
+ content_type = str(soup.meta)
+ index = content_type.find('charset=')
+ self.assertEqual(content_type[index:index+len('charset=utf8')+1],
+ 'charset=utf-8')
+ content_type = soup.meta.encode('shift-jis')
+ index = content_type.find('charset=')
+ self.assertEqual(content_type[index:index+len('charset=shift-jis')],
+ 'charset=shift-jis'.encode())
+
+ self.assertEquals(soup.encode('utf-8'), (
+ '<html><head>\n'
+ '<meta content="text/html; charset=utf-8" '
+ 'http-equiv="Content-type" />\n'
+ '<meta http-equiv="Content-language" content="ja" />'
+ '</head><body><pre>\n'
+ '\xe3\x81\x93\xe3\x82\x8c\xe3\x81\xafShift-JIS\xe3\x81\xa7\xe3'
+ '\x82\xb3\xe3\x83\xbc\xe3\x83\x87\xe3\x82\xa3\xe3\x83\xb3\xe3'
+ '\x82\xb0\xe3\x81\x95\xe3\x82\x8c\xe3\x81\x9f\xe6\x97\xa5\xe6'
+ '\x9c\xac\xe8\xaa\x9e\xe3\x81\xae\xe3\x83\x95\xe3\x82\xa1\xe3'
+ '\x82\xa4\xe3\x83\xab\xe3\x81\xa7\xe3\x81\x99\xe3\x80\x82\n'
+ '</pre></body></html>'))
+ self.assertEquals(soup.encode("shift-jis"),
+ shift_jis_html.replace('x-sjis'.encode(),
+ 'shift-jis'.encode()))
+
+ isolatin = """<html><meta http-equiv="Content-type" content="text/html; charset=ISO-Latin-1" />Sacr\xe9 bleu!</html>"""
+ soup = BeautifulSoup(isolatin)
+
+ utf8 = isolatin.replace("ISO-Latin-1".encode(), "utf-8".encode())
+ utf8 = utf8.replace("\xe9", "\xc3\xa9")
+ self.assertSoupEquals(soup.encode("utf-8"), utf8, encoding='utf-8')
+
+ def testHebrew(self):
+ iso_8859_8= '<HEAD>\n<TITLE>Hebrew (ISO 8859-8) in Visual Directionality</TITLE>\n\n\n\n</HEAD>\n<BODY>\n<H1>Hebrew (ISO 8859-8) in Visual Directionality</H1>\n\xed\xe5\xec\xf9\n</BODY>\n'
+ utf8 = '<head>\n<title>Hebrew (ISO 8859-8) in Visual Directionality</title>\n</head>\n<body>\n<h1>Hebrew (ISO 8859-8) in Visual Directionality</h1>\n\xd7\x9d\xd7\x95\xd7\x9c\xd7\xa9\n</body>\n'
+ soup = BeautifulStoneSoup(iso_8859_8, fromEncoding="iso-8859-8")
+ self.assertEquals(soup.encode('utf-8'), utf8)
+
+ def testSmartQuotesNotSoSmartAnymore(self):
+ self.assertSoupEquals("\x91Foo\x92 <!--blah-->",
+ '‘Foo’ <!--blah-->')
+
+ def testDontConvertSmartQuotesWhenAlsoConvertingEntities(self):
+ smartQuotes = "Il a dit, \x8BSacré bleu!\x9b"
+ soup = BeautifulSoup(smartQuotes)
+ self.assertEquals(soup.decode(),
+ 'Il a dit, ‹Sacré bleu!›')
+ soup = BeautifulSoup(smartQuotes, convertEntities="html")
+ self.assertEquals(soup.encode('utf-8'),
+ 'Il a dit, \xe2\x80\xb9Sacr\xc3\xa9 bleu!\xe2\x80\xba')
+
+ def testDontSeeSmartQuotesWhereThereAreNone(self):
+ utf_8 = "\343\202\261\343\203\274\343\202\277\343\202\244 Watch"
+ self.assertSoupEquals(utf_8, encoding='utf-8')
+
+
+class Whitewash(SoupTest):
+ """Test whitespace preservation."""
+
+ def testPreservedWhitespace(self):
+ self.assertSoupEquals("<pre> </pre>")
+ self.assertSoupEquals("<pre> woo </pre>")
+
+ def testCollapsedWhitespace(self):
+ self.assertSoupEquals("<p> </p>", "<p> </p>")
+
+
+if __name__ == '__main__':
+ unittest.main()