From 653d85fc86afa4b96bafcd1544d7ebf64e2ab6cd Mon Sep 17 00:00:00 2001 From: Neal Norwitz Date: Tue, 1 Jan 2002 19:11:13 +0000 Subject: SF Patch #494867 test file methods Test that the file methods raise ValueError when called on a closed file. Test .isatty() Test name, closed attributes --- Lib/test/test_file.py | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/Lib/test/test_file.py b/Lib/test/test_file.py index 931e33d..c00874d 100644 --- a/Lib/test/test_file.py +++ b/Lib/test/test_file.py @@ -60,4 +60,33 @@ except IOError, msg: else: print "no error for invalid mode: %s" % bad_mode +f = open(TESTFN) +if f.name != TESTFN: + raise TestError, 'file.name should be "%s"' % TESTFN +if f.isatty(): + raise TestError, 'file.isatty() should be false' + +if f.closed: + raise TestError, 'file.closed should be false' + +f.close() +if not f.closed: + raise TestError, 'file.closed should be true' + +for methodname in ['fileno', 'flush', 'isatty', 'read', 'readinto', 'readline', 'readlines', 'seek', 'tell', 'truncate', 'write', 'xreadlines' ]: + method = getattr(f, methodname) + try: + method() + except ValueError: + pass + else: + raise TestError, 'file.%s() on a closed file should raise a ValueError' % methodname + +try: + f.writelines([]) +except ValueError: + pass +else: + raise TestError, 'file.writelines([]) on a closed file should raise a ValueError' + os.unlink(TESTFN) -- cgit v0.12