diff options
Diffstat (limited to 'Lib/test/string_tests.py')
| -rw-r--r-- | Lib/test/string_tests.py | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/Lib/test/string_tests.py b/Lib/test/string_tests.py index bafa23b1f7..916a98f804 100644 --- a/Lib/test/string_tests.py +++ b/Lib/test/string_tests.py @@ -935,7 +935,6 @@ class MixinStrUnicodeUserStringTest: self.checkequal('abc', 'abc', '__getitem__', slice(0, 1000)) self.checkequal('a', 'abc', '__getitem__', slice(0, 1)) self.checkequal('', 'abc', '__getitem__', slice(0, 0)) - # FIXME What about negative indices? This is handled differently by [] and __getitem__(slice) self.checkraises(TypeError, 'abc', '__getitem__', 'def') @@ -949,10 +948,21 @@ class MixinStrUnicodeUserStringTest: self.checkequal('', 'abc', '__getslice__', 1000, 1000) self.checkequal('', 'abc', '__getslice__', 2000, 1000) self.checkequal('', 'abc', '__getslice__', 2, 1) - # FIXME What about negative indizes? This is handled differently by [] and __getslice__ self.checkraises(TypeError, 'abc', '__getslice__', 'def') + def test_extended_getslice(self): + # Test extended slicing by comparing with list slicing. + s = string.ascii_letters + string.digits + indices = (0, None, 1, 3, 41, -1, -2, -37) + for start in indices: + for stop in indices: + # Skip step 0 (invalid) + for step in indices[1:]: + L = list(s)[start:stop:step] + self.checkequal("".join(L), s, '__getitem__', + slice(start, stop, step)) + def test_mul(self): self.checkequal('', 'abc', '__mul__', -1) self.checkequal('', 'abc', '__mul__', 0) |