Method testWritelinesUserList

Lib/test/test_fileio.py:144–150

(self)

        self.assertEqual(buf, b'123456')

    def testWritelinesUserList(self):
        l = UserList([b'123', b'456'])
        self.f.writelines(l)
        self.f.close()
        self.f = self.FileIO(TESTFN, 'rb')
        buf = self.f.read()
        self.assertEqual(buf, b'123456')

    def testWritelinesError(self):
        self.assertRaises(TypeError, self.f.writelines, [1, 2, 3])