tree 234c147e7f6a4370337f2aa1c070f132e5f15302
parent 0a0f5c6e0bd7ee159247b1e432d3d2ca5b5236b4
author zhufl <zhu.fanglei@zte.com.cn> 1565062017 +0800
committer zhufl <zhu.fanglei@zte.com.cn> 1565069464 +0800

Do not delete server when task state is image_snapshot

test_delete_saving_image fails when deleting server while server
is in task_state image_snapshot, so this is to wait for the server
image-snapshotting to be finished before deleting the server.

Change-Id: I09e0a796ede5509b84bd844488444d77f1763418
Closes-Bug: #1839048