From: Antoine Pitrou Date: Tue, 11 May 2010 23:32:31 +0000 (+0000) Subject: Issue #8672: Add a zlib test ensuring that an incomplete stream can be X-Git-Tag: v2.7rc1~175 X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=37ffc3e3ba18d0e54ea6f79e9c8aad94f0b41a7d;p=python Issue #8672: Add a zlib test ensuring that an incomplete stream can be handled by a decompressor object without errors (it returns incomplete uncompressed data). --- diff --git a/Lib/test/test_zlib.py b/Lib/test/test_zlib.py index cd021750d7..2fc43139a2 100644 --- a/Lib/test/test_zlib.py +++ b/Lib/test/test_zlib.py @@ -361,6 +361,19 @@ class CompressObjectTestCase(BaseCompressTestCase, unittest.TestCase): dco = zlib.decompressobj() self.assertEqual(dco.flush(), "") # Returns nothing + def test_decompress_incomplete_stream(self): + # This is 'foo', deflated + x = 'x\x9cK\xcb\xcf\x07\x00\x02\x82\x01E' + # For the record + self.assertEqual(zlib.decompress(x), 'foo') + self.assertRaises(zlib.error, zlib.decompress, x[:-5]) + # Omitting the stream end works with decompressor objects + # (see issue #8672). + dco = zlib.decompressobj() + y = dco.decompress(x[:-5]) + y += dco.flush() + self.assertEqual(y, 'foo') + if hasattr(zlib.compressobj(), "copy"): def test_compresscopy(self): # Test copying a compression object diff --git a/Misc/NEWS b/Misc/NEWS index a09d53587c..e46162d016 100644 --- a/Misc/NEWS +++ b/Misc/NEWS @@ -216,6 +216,10 @@ Extension Modules Tests ----- +- Issue #8672: Add a zlib test ensuring that an incomplete stream can be + handled by a decompressor object without errors (it returns incomplete + uncompressed data). + - Issue #8490: asyncore now has a more solid test suite which actually tests its API.