block: iotest to catch abort on forced blockjob cancel

Signed-off-by: Jeff Cody <jcody@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Message-id: df317f617fbe5affcf699cb8560e7b0c2e028a64.1534868459.git.jcody@redhat.com
Signed-off-by: Jeff Cody <jcody@redhat.com>
3 files changed