diff options
Diffstat (limited to 'Lib/test/test_builtin.py')
| -rw-r--r-- | Lib/test/test_builtin.py | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/Lib/test/test_builtin.py b/Lib/test/test_builtin.py index f850456..acbc29c 100644 --- a/Lib/test/test_builtin.py +++ b/Lib/test/test_builtin.py @@ -847,8 +847,19 @@ class BuiltinTest(unittest.TestCase): self.assertEqual(max(1, 2.0, 3), 3) self.assertEqual(max(1.0, 2, 3), 3) + self.assertRaises(TypeError, max) + self.assertRaises(TypeError, max, 42) + self.assertRaises(ValueError, max, ()) + class BadSeq: + def __getitem__(self, index): + raise ValueError + self.assertRaises(ValueError, max, BadSeq()) + for stmt in ( "max(key=int)", # no args + "max(default=None)", + "max(1, 2, default=None)", # require container for default + "max(default=None, key=int)", "max(1, key=int)", # single arg not iterable "max(1, 2, keystone=int)", # wrong keyword "max(1, 2, key=int, abc=int)", # two many keywords @@ -865,6 +876,13 @@ class BuiltinTest(unittest.TestCase): self.assertEqual(max((1,2), key=neg), 1) # two elem iterable self.assertEqual(max(1, 2, key=neg), 1) # two elems + self.assertEqual(max((), default=None), None) # zero elem iterable + self.assertEqual(max((1,), default=None), 1) # one elem iterable + self.assertEqual(max((1,2), default=None), 2) # two elem iterable + + self.assertEqual(max((), default=1, key=neg), 1) + self.assertEqual(max((1, 2), default=3, key=neg), 1) + data = [random.randrange(200) for i in range(100)] keys = dict((elem, random.randrange(50)) for elem in data) f = keys.__getitem__ @@ -891,6 +909,9 @@ class BuiltinTest(unittest.TestCase): for stmt in ( "min(key=int)", # no args + "min(default=None)", + "min(1, 2, default=None)", # require container for default + "min(default=None, key=int)", "min(1, key=int)", # single arg not iterable "min(1, 2, keystone=int)", # wrong keyword "min(1, 2, key=int, abc=int)", # two many keywords @@ -907,6 +928,13 @@ class BuiltinTest(unittest.TestCase): self.assertEqual(min((1,2), key=neg), 2) # two elem iterable self.assertEqual(min(1, 2, key=neg), 2) # two elems + self.assertEqual(min((), default=None), None) # zero elem iterable + self.assertEqual(min((1,), default=None), 1) # one elem iterable + self.assertEqual(min((1,2), default=None), 1) # two elem iterable + + self.assertEqual(min((), default=1, key=neg), 1) + self.assertEqual(min((1, 2), default=1, key=neg), 2) + data = [random.randrange(200) for i in range(100)] keys = dict((elem, random.randrange(50)) for elem in data) f = keys.__getitem__ |