#9200: The str.is* methods now work with strings that contain non-BMP characters even in narrow Unicode builds.
diff --git a/Lib/test/test_unicode.py b/Lib/test/test_unicode.py
index 09cf48f..2858c89 100644
--- a/Lib/test/test_unicode.py
+++ b/Lib/test/test_unicode.py
@@ -345,26 +345,69 @@
def test_islower(self):
string_tests.MixinStrUnicodeUserStringTest.test_islower(self)
self.checkequalnofix(False, '\u1FFc', 'islower')
+ # non-BMP, uppercase
+ self.assertFalse('\U00010401'.islower())
+ self.assertFalse('\U00010427'.islower())
+ # non-BMP, lowercase
+ self.assertTrue('\U00010429'.islower())
+ self.assertTrue('\U0001044E'.islower())
+ # non-BMP, non-cased
+ self.assertFalse('\U0001F40D'.islower())
+ self.assertFalse('\U0001F46F'.islower())
def test_isupper(self):
string_tests.MixinStrUnicodeUserStringTest.test_isupper(self)
if not sys.platform.startswith('java'):
self.checkequalnofix(False, '\u1FFc', 'isupper')
+ # non-BMP, uppercase
+ self.assertTrue('\U00010401'.isupper())
+ self.assertTrue('\U00010427'.isupper())
+ # non-BMP, lowercase
+ self.assertFalse('\U00010429'.isupper())
+ self.assertFalse('\U0001044E'.isupper())
+ # non-BMP, non-cased
+ self.assertFalse('\U0001F40D'.isupper())
+ self.assertFalse('\U0001F46F'.isupper())
def test_istitle(self):
- string_tests.MixinStrUnicodeUserStringTest.test_title(self)
+ string_tests.MixinStrUnicodeUserStringTest.test_istitle(self)
self.checkequalnofix(True, '\u1FFc', 'istitle')
self.checkequalnofix(True, 'Greek \u1FFcitlecases ...', 'istitle')
+ # non-BMP, uppercase + lowercase
+ self.assertTrue('\U00010401\U00010429'.istitle())
+ self.assertTrue('\U00010427\U0001044E'.istitle())
+ # apparently there are no titlecased (Lt) non-BMP chars in Unicode 6
+ for ch in ['\U00010429', '\U0001044E', '\U0001F40D', '\U0001F46F']:
+ self.assertFalse(ch.istitle(), '{!a} is not title'.format(ch))
+
def test_isspace(self):
string_tests.MixinStrUnicodeUserStringTest.test_isspace(self)
self.checkequalnofix(True, '\u2000', 'isspace')
self.checkequalnofix(True, '\u200a', 'isspace')
self.checkequalnofix(False, '\u2014', 'isspace')
+ # apparently there are no non-BMP spaces chars in Unicode 6
+ for ch in ['\U00010401', '\U00010427', '\U00010429', '\U0001044E',
+ '\U0001F40D', '\U0001F46F']:
+ self.assertFalse(ch.isspace(), '{!a} is not space.'.format(ch))
+
+ def test_isalnum(self):
+ string_tests.MixinStrUnicodeUserStringTest.test_isalnum(self)
+ for ch in ['\U00010401', '\U00010427', '\U00010429', '\U0001044E',
+ '\U0001D7F6', '\U00011066', '\U000104A0', '\U0001F107']:
+ self.assertTrue(ch.isalnum(), '{!a} is alnum.'.format(ch))
def test_isalpha(self):
string_tests.MixinStrUnicodeUserStringTest.test_isalpha(self)
self.checkequalnofix(True, '\u1FFc', 'isalpha')
+ # non-BMP, cased
+ self.assertTrue('\U00010401'.isalpha())
+ self.assertTrue('\U00010427'.isalpha())
+ self.assertTrue('\U00010429'.isalpha())
+ self.assertTrue('\U0001044E'.isalpha())
+ # non-BMP, non-cased
+ self.assertFalse('\U0001F40D'.isalpha())
+ self.assertFalse('\U0001F46F'.isalpha())
def test_isdecimal(self):
self.checkequalnofix(False, '', 'isdecimal')
@@ -378,12 +421,24 @@
self.checkraises(TypeError, 'abc', 'isdecimal', 42)
+ for ch in ['\U00010401', '\U00010427', '\U00010429', '\U0001044E',
+ '\U0001F40D', '\U0001F46F', '\U00011065', '\U0001F107']:
+ self.assertFalse(ch.isdecimal(), '{!a} is not decimal.'.format(ch))
+ for ch in ['\U0001D7F6', '\U00011066', '\U000104A0']:
+ self.assertTrue(ch.isdecimal(), '{!a} is decimal.'.format(ch))
+
def test_isdigit(self):
string_tests.MixinStrUnicodeUserStringTest.test_isdigit(self)
self.checkequalnofix(True, '\u2460', 'isdigit')
self.checkequalnofix(False, '\xbc', 'isdigit')
self.checkequalnofix(True, '\u0660', 'isdigit')
+ for ch in ['\U00010401', '\U00010427', '\U00010429', '\U0001044E',
+ '\U0001F40D', '\U0001F46F', '\U00011065']:
+ self.assertFalse(ch.isdigit(), '{!a} is not a digit.'.format(ch))
+ for ch in ['\U0001D7F6', '\U00011066', '\U000104A0', '\U0001F107']:
+ self.assertTrue(ch.isdigit(), '{!a} is a digit.'.format(ch))
+
def test_isnumeric(self):
self.checkequalnofix(False, '', 'isnumeric')
self.checkequalnofix(False, 'a', 'isnumeric')
@@ -396,6 +451,13 @@
self.assertRaises(TypeError, "abc".isnumeric, 42)
+ for ch in ['\U00010401', '\U00010427', '\U00010429', '\U0001044E',
+ '\U0001F40D', '\U0001F46F']:
+ self.assertFalse(ch.isnumeric(), '{!a} is not numeric.'.format(ch))
+ for ch in ['\U00011065', '\U0001D7F6', '\U00011066',
+ '\U000104A0', '\U0001F107']:
+ self.assertTrue(ch.isnumeric(), '{!a} is numeric.'.format(ch))
+
def test_isidentifier(self):
self.assertTrue("a".isidentifier())
self.assertTrue("Z".isidentifier())
@@ -423,6 +485,100 @@
# single surrogate character
self.assertFalse("\ud800".isprintable())
+ self.assertTrue('\U0001F46F'.isprintable())
+ self.assertFalse('\U000E0020'.isprintable())
+
+ def test_surrogates(self):
+ for s in ('a\uD800b\uDFFF', 'a\uDFFFb\uD800',
+ 'a\uD800b\uDFFFa', 'a\uDFFFb\uD800a'):
+ self.assertTrue(s.islower())
+ self.assertFalse(s.isupper())
+ self.assertFalse(s.istitle())
+ for s in ('A\uD800B\uDFFF', 'A\uDFFFB\uD800',
+ 'A\uD800B\uDFFFA', 'A\uDFFFB\uD800A'):
+ self.assertFalse(s.islower())
+ self.assertTrue(s.isupper())
+ self.assertTrue(s.istitle())
+
+ for meth_name in ('islower', 'isupper', 'istitle'):
+ meth = getattr(str, meth_name)
+ for s in ('\uD800', '\uDFFF', '\uD800\uD800', '\uDFFF\uDFFF'):
+ self.assertFalse(meth(s), '%a.%s() is False' % (s, meth_name))
+
+ for meth_name in ('isalpha', 'isalnum', 'isdigit', 'isspace',
+ 'isdecimal', 'isnumeric',
+ 'isidentifier', 'isprintable'):
+ meth = getattr(str, meth_name)
+ for s in ('\uD800', '\uDFFF', '\uD800\uD800', '\uDFFF\uDFFF',
+ 'a\uD800b\uDFFF', 'a\uDFFFb\uD800',
+ 'a\uD800b\uDFFFa', 'a\uDFFFb\uD800a'):
+ self.assertFalse(meth(s), '%a.%s() is False' % (s, meth_name))
+
+
+ @unittest.skipIf(sys.maxunicode == 65535, 'test requires wide build')
+ def test_lower(self):
+ string_tests.CommonTest.test_lower(self)
+ self.assertEqual('\U00010427'.lower(), '\U0001044F')
+ self.assertEqual('\U00010427\U00010427'.lower(),
+ '\U0001044F\U0001044F')
+ self.assertEqual('\U00010427\U0001044F'.lower(),
+ '\U0001044F\U0001044F')
+ self.assertEqual('X\U00010427x\U0001044F'.lower(),
+ 'x\U0001044Fx\U0001044F')
+
+ @unittest.skipIf(sys.maxunicode == 65535, 'test requires wide build')
+ def test_upper(self):
+ string_tests.CommonTest.test_upper(self)
+ self.assertEqual('\U0001044F'.upper(), '\U00010427')
+ self.assertEqual('\U0001044F\U0001044F'.upper(),
+ '\U00010427\U00010427')
+ self.assertEqual('\U00010427\U0001044F'.upper(),
+ '\U00010427\U00010427')
+ self.assertEqual('X\U00010427x\U0001044F'.upper(),
+ 'X\U00010427X\U00010427')
+
+ @unittest.skipIf(sys.maxunicode == 65535, 'test requires wide build')
+ def test_capitalize(self):
+ string_tests.CommonTest.test_capitalize(self)
+ self.assertEqual('\U0001044F'.capitalize(), '\U00010427')
+ self.assertEqual('\U0001044F\U0001044F'.capitalize(),
+ '\U00010427\U0001044F')
+ self.assertEqual('\U00010427\U0001044F'.capitalize(),
+ '\U00010427\U0001044F')
+ self.assertEqual('\U0001044F\U00010427'.capitalize(),
+ '\U00010427\U0001044F')
+ self.assertEqual('X\U00010427x\U0001044F'.capitalize(),
+ 'X\U0001044Fx\U0001044F')
+
+ @unittest.skipIf(sys.maxunicode == 65535, 'test requires wide build')
+ def test_title(self):
+ string_tests.MixinStrUnicodeUserStringTest.test_title(self)
+ self.assertEqual('\U0001044F'.title(), '\U00010427')
+ self.assertEqual('\U0001044F\U0001044F'.title(),
+ '\U00010427\U0001044F')
+ self.assertEqual('\U0001044F\U0001044F \U0001044F\U0001044F'.title(),
+ '\U00010427\U0001044F \U00010427\U0001044F')
+ self.assertEqual('\U00010427\U0001044F \U00010427\U0001044F'.title(),
+ '\U00010427\U0001044F \U00010427\U0001044F')
+ self.assertEqual('\U0001044F\U00010427 \U0001044F\U00010427'.title(),
+ '\U00010427\U0001044F \U00010427\U0001044F')
+ self.assertEqual('X\U00010427x\U0001044F X\U00010427x\U0001044F'.title(),
+ 'X\U0001044Fx\U0001044F X\U0001044Fx\U0001044F')
+
+ @unittest.skipIf(sys.maxunicode == 65535, 'test requires wide build')
+ def test_swapcase(self):
+ string_tests.CommonTest.test_swapcase(self)
+ self.assertEqual('\U0001044F'.swapcase(), '\U00010427')
+ self.assertEqual('\U00010427'.swapcase(), '\U0001044F')
+ self.assertEqual('\U0001044F\U0001044F'.swapcase(),
+ '\U00010427\U00010427')
+ self.assertEqual('\U00010427\U0001044F'.swapcase(),
+ '\U0001044F\U00010427')
+ self.assertEqual('\U0001044F\U00010427'.swapcase(),
+ '\U00010427\U0001044F')
+ self.assertEqual('X\U00010427x\U0001044F'.swapcase(),
+ 'x\U0001044FX\U00010427')
+
def test_contains(self):
# Testing Unicode contains method
self.assertIn('a', 'abdb')