Squashed 'yocto-poky/' content from commit ea562de
git-subtree-dir: yocto-poky
git-subtree-split: ea562de57590c966cd5a75fda8defecd397e6436
diff --git a/bitbake/lib/bs4/tests/test_soup.py b/bitbake/lib/bs4/tests/test_soup.py
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+++ b/bitbake/lib/bs4/tests/test_soup.py
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+# -*- coding: utf-8 -*-
+"""Tests of Beautiful Soup as a whole."""
+
+import logging
+import unittest
+import sys
+import tempfile
+
+from bs4 import (
+ BeautifulSoup,
+ BeautifulStoneSoup,
+)
+from bs4.element import (
+ CharsetMetaAttributeValue,
+ ContentMetaAttributeValue,
+ SoupStrainer,
+ NamespacedAttribute,
+ )
+import bs4.dammit
+from bs4.dammit import (
+ EntitySubstitution,
+ UnicodeDammit,
+)
+from bs4.testing import (
+ SoupTest,
+ skipIf,
+)
+import warnings
+
+try:
+ from bs4.builder import LXMLTreeBuilder, LXMLTreeBuilderForXML
+ LXML_PRESENT = True
+except ImportError, e:
+ LXML_PRESENT = False
+
+PYTHON_2_PRE_2_7 = (sys.version_info < (2,7))
+PYTHON_3_PRE_3_2 = (sys.version_info[0] == 3 and sys.version_info < (3,2))
+
+class TestConstructor(SoupTest):
+
+ def test_short_unicode_input(self):
+ data = u"<h1>éé</h1>"
+ soup = self.soup(data)
+ self.assertEqual(u"éé", soup.h1.string)
+
+ def test_embedded_null(self):
+ data = u"<h1>foo\0bar</h1>"
+ soup = self.soup(data)
+ self.assertEqual(u"foo\0bar", soup.h1.string)
+
+
+class TestDeprecatedConstructorArguments(SoupTest):
+
+ def test_parseOnlyThese_renamed_to_parse_only(self):
+ with warnings.catch_warnings(record=True) as w:
+ soup = self.soup("<a><b></b></a>", parseOnlyThese=SoupStrainer("b"))
+ msg = str(w[0].message)
+ self.assertTrue("parseOnlyThese" in msg)
+ self.assertTrue("parse_only" in msg)
+ self.assertEqual(b"<b></b>", soup.encode())
+
+ def test_fromEncoding_renamed_to_from_encoding(self):
+ with warnings.catch_warnings(record=True) as w:
+ utf8 = b"\xc3\xa9"
+ soup = self.soup(utf8, fromEncoding="utf8")
+ msg = str(w[0].message)
+ self.assertTrue("fromEncoding" in msg)
+ self.assertTrue("from_encoding" in msg)
+ self.assertEqual("utf8", soup.original_encoding)
+
+ def test_unrecognized_keyword_argument(self):
+ self.assertRaises(
+ TypeError, self.soup, "<a>", no_such_argument=True)
+
+class TestWarnings(SoupTest):
+
+ def test_disk_file_warning(self):
+ filehandle = tempfile.NamedTemporaryFile()
+ filename = filehandle.name
+ try:
+ with warnings.catch_warnings(record=True) as w:
+ soup = self.soup(filename)
+ msg = str(w[0].message)
+ self.assertTrue("looks like a filename" in msg)
+ finally:
+ filehandle.close()
+
+ # The file no longer exists, so Beautiful Soup will no longer issue the warning.
+ with warnings.catch_warnings(record=True) as w:
+ soup = self.soup(filename)
+ self.assertEqual(0, len(w))
+
+ def test_url_warning(self):
+ with warnings.catch_warnings(record=True) as w:
+ soup = self.soup("http://www.crummy.com/")
+ msg = str(w[0].message)
+ self.assertTrue("looks like a URL" in msg)
+
+ with warnings.catch_warnings(record=True) as w:
+ soup = self.soup("http://www.crummy.com/ is great")
+ self.assertEqual(0, len(w))
+
+class TestSelectiveParsing(SoupTest):
+
+ def test_parse_with_soupstrainer(self):
+ markup = "No<b>Yes</b><a>No<b>Yes <c>Yes</c></b>"
+ strainer = SoupStrainer("b")
+ soup = self.soup(markup, parse_only=strainer)
+ self.assertEqual(soup.encode(), b"<b>Yes</b><b>Yes <c>Yes</c></b>")
+
+
+class TestEntitySubstitution(unittest.TestCase):
+ """Standalone tests of the EntitySubstitution class."""
+ def setUp(self):
+ self.sub = EntitySubstitution
+
+ def test_simple_html_substitution(self):
+ # Unicode characters corresponding to named HTML entites
+ # are substituted, and no others.
+ s = u"foo\u2200\N{SNOWMAN}\u00f5bar"
+ self.assertEqual(self.sub.substitute_html(s),
+ u"foo∀\N{SNOWMAN}õbar")
+
+ def test_smart_quote_substitution(self):
+ # MS smart quotes are a common source of frustration, so we
+ # give them a special test.
+ quotes = b"\x91\x92foo\x93\x94"
+ dammit = UnicodeDammit(quotes)
+ self.assertEqual(self.sub.substitute_html(dammit.markup),
+ "‘’foo“”")
+
+ def test_xml_converstion_includes_no_quotes_if_make_quoted_attribute_is_false(self):
+ s = 'Welcome to "my bar"'
+ self.assertEqual(self.sub.substitute_xml(s, False), s)
+
+ def test_xml_attribute_quoting_normally_uses_double_quotes(self):
+ self.assertEqual(self.sub.substitute_xml("Welcome", True),
+ '"Welcome"')
+ self.assertEqual(self.sub.substitute_xml("Bob's Bar", True),
+ '"Bob\'s Bar"')
+
+ def test_xml_attribute_quoting_uses_single_quotes_when_value_contains_double_quotes(self):
+ s = 'Welcome to "my bar"'
+ self.assertEqual(self.sub.substitute_xml(s, True),
+ "'Welcome to \"my bar\"'")
+
+ def test_xml_attribute_quoting_escapes_single_quotes_when_value_contains_both_single_and_double_quotes(self):
+ s = 'Welcome to "Bob\'s Bar"'
+ self.assertEqual(
+ self.sub.substitute_xml(s, True),
+ '"Welcome to "Bob\'s Bar""')
+
+ def test_xml_quotes_arent_escaped_when_value_is_not_being_quoted(self):
+ quoted = 'Welcome to "Bob\'s Bar"'
+ self.assertEqual(self.sub.substitute_xml(quoted), quoted)
+
+ def test_xml_quoting_handles_angle_brackets(self):
+ self.assertEqual(
+ self.sub.substitute_xml("foo<bar>"),
+ "foo<bar>")
+
+ def test_xml_quoting_handles_ampersands(self):
+ self.assertEqual(self.sub.substitute_xml("AT&T"), "AT&T")
+
+ def test_xml_quoting_including_ampersands_when_they_are_part_of_an_entity(self):
+ self.assertEqual(
+ self.sub.substitute_xml("ÁT&T"),
+ "&Aacute;T&T")
+
+ def test_xml_quoting_ignoring_ampersands_when_they_are_part_of_an_entity(self):
+ self.assertEqual(
+ self.sub.substitute_xml_containing_entities("ÁT&T"),
+ "ÁT&T")
+
+ def test_quotes_not_html_substituted(self):
+ """There's no need to do this except inside attribute values."""
+ text = 'Bob\'s "bar"'
+ self.assertEqual(self.sub.substitute_html(text), text)
+
+
+class TestEncodingConversion(SoupTest):
+ # Test Beautiful Soup's ability to decode and encode from various
+ # encodings.
+
+ def setUp(self):
+ super(TestEncodingConversion, self).setUp()
+ self.unicode_data = u'<html><head><meta charset="utf-8"/></head><body><foo>Sacr\N{LATIN SMALL LETTER E WITH ACUTE} bleu!</foo></body></html>'
+ self.utf8_data = self.unicode_data.encode("utf-8")
+ # Just so you know what it looks like.
+ self.assertEqual(
+ self.utf8_data,
+ b'<html><head><meta charset="utf-8"/></head><body><foo>Sacr\xc3\xa9 bleu!</foo></body></html>')
+
+ def test_ascii_in_unicode_out(self):
+ # ASCII input is converted to Unicode. The original_encoding
+ # attribute is set to 'utf-8', a superset of ASCII.
+ chardet = bs4.dammit.chardet_dammit
+ logging.disable(logging.WARNING)
+ try:
+ def noop(str):
+ return None
+ # Disable chardet, which will realize that the ASCII is ASCII.
+ bs4.dammit.chardet_dammit = noop
+ ascii = b"<foo>a</foo>"
+ soup_from_ascii = self.soup(ascii)
+ unicode_output = soup_from_ascii.decode()
+ self.assertTrue(isinstance(unicode_output, unicode))
+ self.assertEqual(unicode_output, self.document_for(ascii.decode()))
+ self.assertEqual(soup_from_ascii.original_encoding.lower(), "utf-8")
+ finally:
+ logging.disable(logging.NOTSET)
+ bs4.dammit.chardet_dammit = chardet
+
+ def test_unicode_in_unicode_out(self):
+ # Unicode input is left alone. The original_encoding attribute
+ # is not set.
+ soup_from_unicode = self.soup(self.unicode_data)
+ self.assertEqual(soup_from_unicode.decode(), self.unicode_data)
+ self.assertEqual(soup_from_unicode.foo.string, u'Sacr\xe9 bleu!')
+ self.assertEqual(soup_from_unicode.original_encoding, None)
+
+ def test_utf8_in_unicode_out(self):
+ # UTF-8 input is converted to Unicode. The original_encoding
+ # attribute is set.
+ soup_from_utf8 = self.soup(self.utf8_data)
+ self.assertEqual(soup_from_utf8.decode(), self.unicode_data)
+ self.assertEqual(soup_from_utf8.foo.string, u'Sacr\xe9 bleu!')
+
+ def test_utf8_out(self):
+ # The internal data structures can be encoded as UTF-8.
+ soup_from_unicode = self.soup(self.unicode_data)
+ self.assertEqual(soup_from_unicode.encode('utf-8'), self.utf8_data)
+
+ @skipIf(
+ PYTHON_2_PRE_2_7 or PYTHON_3_PRE_3_2,
+ "Bad HTMLParser detected; skipping test of non-ASCII characters in attribute name.")
+ def test_attribute_name_containing_unicode_characters(self):
+ markup = u'<div><a \N{SNOWMAN}="snowman"></a></div>'
+ self.assertEqual(self.soup(markup).div.encode("utf8"), markup.encode("utf8"))
+
+class TestUnicodeDammit(unittest.TestCase):
+ """Standalone tests of UnicodeDammit."""
+
+ def test_unicode_input(self):
+ markup = u"I'm already Unicode! \N{SNOWMAN}"
+ dammit = UnicodeDammit(markup)
+ self.assertEqual(dammit.unicode_markup, markup)
+
+ def test_smart_quotes_to_unicode(self):
+ markup = b"<foo>\x91\x92\x93\x94</foo>"
+ dammit = UnicodeDammit(markup)
+ self.assertEqual(
+ dammit.unicode_markup, u"<foo>\u2018\u2019\u201c\u201d</foo>")
+
+ def test_smart_quotes_to_xml_entities(self):
+ markup = b"<foo>\x91\x92\x93\x94</foo>"
+ dammit = UnicodeDammit(markup, smart_quotes_to="xml")
+ self.assertEqual(
+ dammit.unicode_markup, "<foo>‘’“”</foo>")
+
+ def test_smart_quotes_to_html_entities(self):
+ markup = b"<foo>\x91\x92\x93\x94</foo>"
+ dammit = UnicodeDammit(markup, smart_quotes_to="html")
+ self.assertEqual(
+ dammit.unicode_markup, "<foo>‘’“”</foo>")
+
+ def test_smart_quotes_to_ascii(self):
+ markup = b"<foo>\x91\x92\x93\x94</foo>"
+ dammit = UnicodeDammit(markup, smart_quotes_to="ascii")
+ self.assertEqual(
+ dammit.unicode_markup, """<foo>''""</foo>""")
+
+ def test_detect_utf8(self):
+ utf8 = b"\xc3\xa9"
+ dammit = UnicodeDammit(utf8)
+ self.assertEqual(dammit.unicode_markup, u'\xe9')
+ self.assertEqual(dammit.original_encoding.lower(), 'utf-8')
+
+ def test_convert_hebrew(self):
+ hebrew = b"\xed\xe5\xec\xf9"
+ dammit = UnicodeDammit(hebrew, ["iso-8859-8"])
+ self.assertEqual(dammit.original_encoding.lower(), 'iso-8859-8')
+ self.assertEqual(dammit.unicode_markup, u'\u05dd\u05d5\u05dc\u05e9')
+
+ def test_dont_see_smart_quotes_where_there_are_none(self):
+ utf_8 = b"\343\202\261\343\203\274\343\202\277\343\202\244 Watch"
+ dammit = UnicodeDammit(utf_8)
+ self.assertEqual(dammit.original_encoding.lower(), 'utf-8')
+ self.assertEqual(dammit.unicode_markup.encode("utf-8"), utf_8)
+
+ def test_ignore_inappropriate_codecs(self):
+ utf8_data = u"Räksmörgås".encode("utf-8")
+ dammit = UnicodeDammit(utf8_data, ["iso-8859-8"])
+ self.assertEqual(dammit.original_encoding.lower(), 'utf-8')
+
+ def test_ignore_invalid_codecs(self):
+ utf8_data = u"Räksmörgås".encode("utf-8")
+ for bad_encoding in ['.utf8', '...', 'utF---16.!']:
+ dammit = UnicodeDammit(utf8_data, [bad_encoding])
+ self.assertEqual(dammit.original_encoding.lower(), 'utf-8')
+
+ def test_detect_html5_style_meta_tag(self):
+
+ for data in (
+ b'<html><meta charset="euc-jp" /></html>',
+ b"<html><meta charset='euc-jp' /></html>",
+ b"<html><meta charset=euc-jp /></html>",
+ b"<html><meta charset=euc-jp/></html>"):
+ dammit = UnicodeDammit(data, is_html=True)
+ self.assertEqual(
+ "euc-jp", dammit.original_encoding)
+
+ def test_last_ditch_entity_replacement(self):
+ # This is a UTF-8 document that contains bytestrings
+ # completely incompatible with UTF-8 (ie. encoded with some other
+ # encoding).
+ #
+ # Since there is no consistent encoding for the document,
+ # Unicode, Dammit will eventually encode the document as UTF-8
+ # and encode the incompatible characters as REPLACEMENT
+ # CHARACTER.
+ #
+ # If chardet is installed, it will detect that the document
+ # can be converted into ISO-8859-1 without errors. This happens
+ # to be the wrong encoding, but it is a consistent encoding, so the
+ # code we're testing here won't run.
+ #
+ # So we temporarily disable chardet if it's present.
+ doc = b"""\357\273\277<?xml version="1.0" encoding="UTF-8"?>
+<html><b>\330\250\330\252\330\261</b>
+<i>\310\322\321\220\312\321\355\344</i></html>"""
+ chardet = bs4.dammit.chardet_dammit
+ logging.disable(logging.WARNING)
+ try:
+ def noop(str):
+ return None
+ bs4.dammit.chardet_dammit = noop
+ dammit = UnicodeDammit(doc)
+ self.assertEqual(True, dammit.contains_replacement_characters)
+ self.assertTrue(u"\ufffd" in dammit.unicode_markup)
+
+ soup = BeautifulSoup(doc, "html.parser")
+ self.assertTrue(soup.contains_replacement_characters)
+ finally:
+ logging.disable(logging.NOTSET)
+ bs4.dammit.chardet_dammit = chardet
+
+ def test_byte_order_mark_removed(self):
+ # A document written in UTF-16LE will have its byte order marker stripped.
+ data = b'\xff\xfe<\x00a\x00>\x00\xe1\x00\xe9\x00<\x00/\x00a\x00>\x00'
+ dammit = UnicodeDammit(data)
+ self.assertEqual(u"<a>áé</a>", dammit.unicode_markup)
+ self.assertEqual("utf-16le", dammit.original_encoding)
+
+ def test_detwingle(self):
+ # Here's a UTF8 document.
+ utf8 = (u"\N{SNOWMAN}" * 3).encode("utf8")
+
+ # Here's a Windows-1252 document.
+ windows_1252 = (
+ u"\N{LEFT DOUBLE QUOTATION MARK}Hi, I like Windows!"
+ u"\N{RIGHT DOUBLE QUOTATION MARK}").encode("windows_1252")
+
+ # Through some unholy alchemy, they've been stuck together.
+ doc = utf8 + windows_1252 + utf8
+
+ # The document can't be turned into UTF-8:
+ self.assertRaises(UnicodeDecodeError, doc.decode, "utf8")
+
+ # Unicode, Dammit thinks the whole document is Windows-1252,
+ # and decodes it into "☃☃☃“Hi, I like Windows!”☃☃☃"
+
+ # But if we run it through fix_embedded_windows_1252, it's fixed:
+
+ fixed = UnicodeDammit.detwingle(doc)
+ self.assertEqual(
+ u"☃☃☃“Hi, I like Windows!”☃☃☃", fixed.decode("utf8"))
+
+ def test_detwingle_ignores_multibyte_characters(self):
+ # Each of these characters has a UTF-8 representation ending
+ # in \x93. \x93 is a smart quote if interpreted as
+ # Windows-1252. But our code knows to skip over multibyte
+ # UTF-8 characters, so they'll survive the process unscathed.
+ for tricky_unicode_char in (
+ u"\N{LATIN SMALL LIGATURE OE}", # 2-byte char '\xc5\x93'
+ u"\N{LATIN SUBSCRIPT SMALL LETTER X}", # 3-byte char '\xe2\x82\x93'
+ u"\xf0\x90\x90\x93", # This is a CJK character, not sure which one.
+ ):
+ input = tricky_unicode_char.encode("utf8")
+ self.assertTrue(input.endswith(b'\x93'))
+ output = UnicodeDammit.detwingle(input)
+ self.assertEqual(output, input)
+
+class TestNamedspacedAttribute(SoupTest):
+
+ def test_name_may_be_none(self):
+ a = NamespacedAttribute("xmlns", None)
+ self.assertEqual(a, "xmlns")
+
+ def test_attribute_is_equivalent_to_colon_separated_string(self):
+ a = NamespacedAttribute("a", "b")
+ self.assertEqual("a:b", a)
+
+ def test_attributes_are_equivalent_if_prefix_and_name_identical(self):
+ a = NamespacedAttribute("a", "b", "c")
+ b = NamespacedAttribute("a", "b", "c")
+ self.assertEqual(a, b)
+
+ # The actual namespace is not considered.
+ c = NamespacedAttribute("a", "b", None)
+ self.assertEqual(a, c)
+
+ # But name and prefix are important.
+ d = NamespacedAttribute("a", "z", "c")
+ self.assertNotEqual(a, d)
+
+ e = NamespacedAttribute("z", "b", "c")
+ self.assertNotEqual(a, e)
+
+
+class TestAttributeValueWithCharsetSubstitution(unittest.TestCase):
+
+ def test_content_meta_attribute_value(self):
+ value = CharsetMetaAttributeValue("euc-jp")
+ self.assertEqual("euc-jp", value)
+ self.assertEqual("euc-jp", value.original_value)
+ self.assertEqual("utf8", value.encode("utf8"))
+
+
+ def test_content_meta_attribute_value(self):
+ value = ContentMetaAttributeValue("text/html; charset=euc-jp")
+ self.assertEqual("text/html; charset=euc-jp", value)
+ self.assertEqual("text/html; charset=euc-jp", value.original_value)
+ self.assertEqual("text/html; charset=utf8", value.encode("utf8"))