Method _test_gz_header

Lib/test/test_tarfile.py:1859–1861

(self, compresslevel)

                         b"BZh%d1AY&SY" % compresslevel)

    def _test_gz_header(self, compresslevel):
        fobj = self._compressed_tar(compresslevel)
        self.assertEqual(fobj.getvalue()[:3], b"\x1f\x8b\x08")

class Bz2CompressWriteTest(Bz2Test, _CompressedWriteTest, unittest.TestCase):
    prefix = "w:"