diff options
Diffstat (limited to 'Lib/test/pickletester.py')
| -rw-r--r-- | Lib/test/pickletester.py | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/Lib/test/pickletester.py b/Lib/test/pickletester.py index 54a43b2749..8014efe8c1 100644 --- a/Lib/test/pickletester.py +++ b/Lib/test/pickletester.py @@ -1,5 +1,8 @@ # test_pickle and test_cpickle both use this. +from test_support import TestFailed +import sys + # break into multiple strings to please font-lock-mode DATA = """(lp1 I0 @@ -197,3 +200,19 @@ def dotest(pickle): else: if u2 != u: print "Endcase failure: %s => %s" % (`u`, `u2`) + + # Test the full range of Python ints. + n = sys.maxint + while n: + for expected in (-n, n): + for binary_mode in (0, 1): + s = pickle.dumps(expected, binary_mode) + got = pickle.loads(s) + if expected != got: + raise TestFailed("for %s-mode pickle of %d, pickle " + "string is %s, loaded back as %s" % ( + binary_mode and "binary" or "text", + expected, + repr(s), + got)) + n = n >> 1 |