def testMatchCharClassExpr (self):
self.assertRaises(xmlre.RegularExpressionError, xmlre._MatchCharClassExpr, 'missing open', 0)
self.assertRaises(xmlre.RegularExpressionError, xmlre._MatchCharClassExpr, '[missing close', 0)
first_five = unicode.CodePointSet( (ord('A'), ord('E')) )
text = r'[ABCDE]'
(charset, position) = xmlre._MatchCharClassExpr(text, 0)
self.assertEqual(position, len(text))
self.assertEqual(charset, first_five)
text = r'[^ABCDE]'
(charset, position) = xmlre._MatchCharClassExpr(text, 0)
self.assertEqual(position, len(text))
self.assertEqual(charset.negate(), first_five)
text = r'[A-Z-[GHI]]'
expected = unicode.CodePointSet( (ord('A'), ord('Z')) )
expected.subtract( (ord('G'), ord('I') ))
(charset, position) = xmlre._MatchCharClassExpr(text, 0)
self.assertEqual(position, len(text))
self.assertEqual(charset, expected)
text = r'[\p{L}-\p{Lo}]'
self.assertRaises(xmlre.RegularExpressionError, xmlre._MatchCharClassExpr, text, 0)
text = r'[\p{L}-[\p{Lo}]]'
(charset, position) = xmlre._MatchCharClassExpr(text, 0)
expected = unicode.CodePointSet(unicode.PropertyMap['L'])
expected.subtract(unicode.PropertyMap['Lo'])
self.assertEqual(position, len(text))
self.assertEqual(charset, expected)
def testCharOrSCE (self):
self.assertRaises(xmlre.RegularExpressionError, xmlre._MatchCharClassEsc, '[', 0)
self.assertRaises(xmlre.RegularExpressionError, xmlre._MatchCharClassEsc, ']', 0)
self.assertRaises(xmlre.RegularExpressionError, xmlre._MatchCharClassEsc, '-', 0)
(charset, position) = xmlre._MatchCharClassEsc(r'\t', 0)
self.assertEqual(2, position)
self.assertEqual(unicode.CodePointSet("\t"), charset)
def testMatchPosCharGroup (self):
text = 'A]'
(charset, has_sub, position) = xmlre._MatchPosCharGroup(text, 0)
self.assertEqual(position, 1)
self.assertEqual(charset, unicode.CodePointSet(ord('A')))
text = r'\n]'
(charset, has_sub, position) = xmlre._MatchPosCharGroup(text, 0)
self.assertEqual(position, 2)
self.assertEqual(charset, unicode.CodePointSet(10))
text = r'-]'
(charset, has_sub, position) = xmlre._MatchPosCharGroup(text, 0)
self.assertEqual(position, 1)
self.assertEqual(charset, unicode.CodePointSet(ord('-')))
text = 'A-Z]'
(charset, has_sub, position) = xmlre._MatchPosCharGroup(text, 0)
self.assertEqual(position, 3)
self.assertEqual(charset, unicode.CodePointSet((ord('A'), ord('Z'))))
text = r'\t-\r]'
(charset, has_sub, position) = xmlre._MatchPosCharGroup(text, 0)
self.assertEqual(position, 5)
self.assertEqual(charset, unicode.CodePointSet((9, 13)))
text = r'\t-A]'
(charset, has_sub, position) = xmlre._MatchPosCharGroup(text, 0)
self.assertEqual(position, 4)
self.assertEqual(charset, unicode.CodePointSet((9, ord('A'))))
text = r'Z-\]]'
(charset, has_sub, position) = xmlre._MatchPosCharGroup(text, 0)
self.assertEqual(position, 4)
self.assertEqual(charset, unicode.CodePointSet((ord('Z'), ord(']'))))
text = 'Z-A]'
self.assertRaises(xmlre.RegularExpressionError, xmlre._MatchPosCharGroup, text, 0)
