Add test case for projects with one job.

This situation exposed a problem where tests for the second change
would not be run if the change in front of it had one job marked
hold and succeeded.

Change-Id: I8f3c3bdb9d3631efc8b207a61d5a9086808cafb4
Reviewed-on: https://review.openstack.org/11818
Reviewed-by: Clark Boylan <clark.boylan@gmail.com>
Approved: James E. Blair <corvus@inaugust.com>
Tested-by: Jenkins
2 files changed