1 This test relies on the correct behavior of instance-of to test check-cast behavior, 2 as shown below: 3 4 5 CCE throw| InstanceOf | Correct? 6 ---------+------------+---------- 7 1 | 0 | OK 8 1 | 1 | BAD 9 0 | 0 | BAD 10 0 | 1 | OK