Method testPeekBytesIO

Lib/test/test_bz2.py:767–773

(self)

            self.assertFalse(bio.closed)

    def testPeekBytesIO(self):
        with BytesIO(self.DATA) as bio:
            with BZ2File(bio) as bz2f:
                pdata = bz2f.peek()
                self.assertNotEqual(len(pdata), 0)
                self.assertStartsWith(self.TEXT, pdata)
                self.assertEqual(bz2f.read(), self.TEXT)

    def testWriteBytesIO(self):
        with BytesIO() as bio: