From 7462942b69cf28533d175f1d8022924d616c58e8 Mon Sep 17 00:00:00 2001 From: Guido van Rossum Date: Tue, 26 May 1998 14:51:55 +0000 Subject: [PATCH] Added some tests to make sure that long->int conversions near sys.maxint and near -sys.maxint-1 work correctly. --- Lib/test/test_types.py | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/Lib/test/test_types.py b/Lib/test/test_types.py index 6be66ca17c4..685c05b7d03 100644 --- a/Lib/test/test_types.py +++ b/Lib/test/test_types.py @@ -78,6 +78,18 @@ if (-12L) + 24L <> 12L: raise TestFailed, 'long op' if (-12L) + (-24L) <> -36L: raise TestFailed, 'long op' if not 12L < 24L: raise TestFailed, 'long op' if not -24L < -12L: raise TestFailed, 'long op' +x = sys.maxint +if int(long(x)) != x: raise TestFailed, 'long op' +try: int(long(x)+1L) +except OverflowError: pass +else:raise TestFailed, 'long op' +x = -x +if int(long(x)) != x: raise TestFailed, 'long op' +x = x-1 +if int(long(x)) != x: raise TestFailed, 'long op' +try: int(long(x)-1L) +except OverflowError: pass +else:raise TestFailed, 'long op' print '6.4.3 Floating point numbers' if 12.0 + 24.0 <> 36.0: raise TestFailed, 'float op' if 12.0 + (-24.0) <> -12.0: raise TestFailed, 'float op'