Issue #7267: format(int, 'c') now raises OverflowError when the argument is not
in range(0, 256).
diff --git a/Lib/test/test_str.py b/Lib/test/test_str.py
index 2cd7966..774c634 100644
--- a/Lib/test/test_str.py
+++ b/Lib/test/test_str.py
@@ -428,6 +428,11 @@
self.assertEqual('{:{f}}{g}{}'.format(1, 3, g='g', f=2), ' 1g3')
self.assertEqual('{f:{}}{}{g}'.format(2, 4, f=1, g='g'), ' 14g')
+ def test_format_c_overflow(self):
+ # issue #7267
+ self.assertRaises(OverflowError, '{0:c}'.format, -1)
+ self.assertRaises(OverflowError, '{0:c}'.format, 256)
+
def test_buffer_is_readonly(self):
self.assertRaises(TypeError, sys.stdin.readinto, b"")