Add a test that checks that filter() honors the sq_item slot for

str and unicode subclasses not just for generating the output
but for testing too.
This commit is contained in:
Walter Dörwald 2003-02-04 17:04:01 +00:00
parent 531e000d2e
commit 5e61e24d55
1 changed files with 13 additions and 0 deletions

View File

@ -377,6 +377,11 @@ class BuiltinTest(unittest.TestCase):
return weirdstr(2*str.__getitem__(self, index))
self.assertEqual(filter(lambda x: x>="33", weirdstr("1234")), "3344")
class shiftstr(str):
def __getitem__(self, index):
return chr(ord(str.__getitem__(self, index))+1)
self.assertEqual(filter(lambda x: x>="3", shiftstr("1234")), "345")
if have_unicode:
# test bltinmodule.c::filterunicode()
self.assertEqual(filter(None, unicode("12")), unicode("12"))
@ -395,6 +400,14 @@ class BuiltinTest(unittest.TestCase):
self.assertEqual(
filter(lambda x: x>=unicode("33"), weirdunicode("1234")), unicode("3344"))
class shiftunicode(unicode):
def __getitem__(self, index):
return unichr(ord(unicode.__getitem__(self, index))+1)
self.assertEqual(
filter(lambda x: x>=unicode("3"), shiftunicode("1234")),
unicode("345")
)
def test_float(self):
self.assertEqual(float(3.14), 3.14)
self.assertEqual(float(314), 314.0)