X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?p=kvmfornfv.git;a=blobdiff_plain;f=qemu%2Ftests%2Fqemu-iotests%2F056;h=04f2c3c8410b5d9d171a5796a51ce4d7fd4ca74c;hp=54e4bd06925a0ada910f761d0e45bf8aa2b556b2;hb=437fd90c0250dee670290f9b714253671a990160;hpb=5bbd6fe9b8bab2a93e548c5a53b032d1939eec05

diff --git a/qemu/tests/qemu-iotests/056 b/qemu/tests/qemu-iotests/056
index 54e4bd069..04f2c3c84 100755
--- a/qemu/tests/qemu-iotests/056
+++ b/qemu/tests/qemu-iotests/056
@@ -82,6 +82,31 @@ class TestSyncModesNoneAndTop(iotests.QMPTestCase):
         time.sleep(1)
         self.assertEqual(-1, qemu_io('-c', 'read -P0x41 0 512', target_img).find("verification failed"))
 
+class TestBeforeWriteNotifier(iotests.QMPTestCase):
+    def setUp(self):
+        self.vm = iotests.VM().add_drive_raw("file=blkdebug::null-co://,id=drive0,align=65536,driver=blkdebug")
+        self.vm.launch()
+
+    def tearDown(self):
+        self.vm.shutdown()
+        os.remove(target_img)
+
+    def test_before_write_notifier(self):
+        self.vm.pause_drive("drive0")
+        result = self.vm.qmp('drive-backup', device='drive0',
+                             sync='full', target=target_img,
+                             format="file", speed=1)
+        self.assert_qmp(result, 'return', {})
+        result = self.vm.qmp('block-job-pause', device="drive0")
+        self.assert_qmp(result, 'return', {})
+        # Speed is low enough that this must be an uncopied range, which will
+        # trigger the before write notifier
+        self.vm.hmp_qemu_io('drive0', 'aio_write -P 1 512512 512')
+        self.vm.resume_drive("drive0")
+        result = self.vm.qmp('block-job-resume', device="drive0")
+        self.assert_qmp(result, 'return', {})
+        event = self.cancel_and_wait()
+        self.assert_qmp(event, 'data/type', 'backup')
 
 if __name__ == '__main__':
     iotests.main(supported_fmts=['qcow2', 'qed'])