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Diffstat (limited to 'qemu/tests/qemu-iotests/056')
| -rwxr-xr-x | qemu/tests/qemu-iotests/056 | 25 |
1 files changed, 25 insertions, 0 deletions
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']) |