(HTCONDOR-861)  Implement self-checkpointing -specific test.
(HTCONDOR-861)  Implement self-checkpointing -specific test.

htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor