Method test_writable

Lib/test/test_lzma.py:790–805

(self)

        self.assertRaises(ValueError, f.readable)

    def test_writable(self):
        f = LZMAFile(BytesIO(COMPRESSED_XZ))
        try:
            self.assertFalse(f.writable())
            f.read()
            self.assertFalse(f.writable())
        finally:
            f.close()
        self.assertRaises(ValueError, f.writable)

        f = LZMAFile(BytesIO(), "w")
        try:
            self.assertTrue(f.writable())
        finally:
            f.close()
        self.assertRaises(ValueError, f.writable)

    def test_read(self):
        with LZMAFile(BytesIO(COMPRESSED_XZ)) as f: