[PATCH v2 10/10] iotests/264: add backup-cancel test-case

[Vladimir Sementsov-Ogievskiy]

Check that cancel doesn't wait for 10s of nbd reconnect timeout.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
---
 tests/qemu-iotests/264     | 21 ++++++++++++++-------
 tests/qemu-iotests/264.out |  4 ++--
 2 files changed, 16 insertions(+), 9 deletions(-)

diff --git a/tests/qemu-iotests/264 b/tests/qemu-iotests/264
index 347e53add5..4f96825a22 100755
--- a/tests/qemu-iotests/264
+++ b/tests/qemu-iotests/264
@@ -94,13 +94,7 @@ class TestNbdReconnect(iotests.QMPTestCase):
             result = self.vm.qmp('blockdev-del', node_name='backup0')
             self.assert_qmp(result, 'return', {})
 
-    def test_mirror_cancel(self):
-        # Mirror speed limit doesn't work well enough, it seems that mirror
-        # will run many parallel requests anyway. MAX_IN_FLIGHT is 16 and
-        # MAX_IO_BYTES is 1M in mirror.c, so let's use 20M disk.
-        self.init_vm(20 * 1024 * 1024)
-        self.start_job('blockdev-mirror')
-
+    def cancel_job(self):
         result = self.vm.qmp('block-job-cancel', device='drive0')
         self.assert_qmp(result, 'return', {})
 
@@ -109,6 +103,19 @@ class TestNbdReconnect(iotests.QMPTestCase):
         delta_t = time.time() - start_t
         self.assertTrue(delta_t < 2.0)
 
+    def test_mirror_cancel(self):
+        # Mirror speed limit doesn't work well enough, it seems that mirror
+        # will run many parallel requests anyway. MAX_IN_FLIGHT is 16 and
+        # MAX_IO_BYTES is 1M in mirror.c, so let's use 20M disk.
+        self.init_vm(20 * 1024 * 1024)
+        self.start_job('blockdev-mirror')
+        self.cancel_job()
+
+    def test_backup_cancel(self):
+        self.init_vm(5 * 1024 * 1024)
+        self.start_job('blockdev-backup')
+        self.cancel_job()
+
 
 if __name__ == '__main__':
     iotests.main(supported_fmts=['qcow2'])
diff --git a/tests/qemu-iotests/264.out b/tests/qemu-iotests/264.out
index fbc63e62f8..8d7e996700 100644
--- a/tests/qemu-iotests/264.out
+++ b/tests/qemu-iotests/264.out
@@ -1,5 +1,5 @@
-..
+...
 ----------------------------------------------------------------------
-Ran 2 tests
+Ran 3 tests
 
 OK
-- 
2.29.2