tests: add helper for DEVICE_DELETED events

Add qemuMonitorTestEmitDeviceDeleted() so monitor tests can emit a
DEVICE_DELETED event after the command reply has already been consumed.

The helper uses the monitor callback path directly and avoids adding
event JSON to command/reply fixtures.

Signed-off-by: Akash Kulhalli <akash.kulhalli@oracle.com>
Reviewed-by: Peter Krempa <pkrempa@redhat.com>

tests/qemumonitortestutils.c

@@ -1240,3 +1240,12 @@ qemuMonitorTestGetDomainObj(qemuMonitorTest *test)
 {
     return test->vm;
 }
+
+void
+qemuMonitorTestEmitDeviceDeleted(qemuMonitorTest *test,
+                                 const char *alias)
+{
+    virObjectLock(test->mon);
+    qemuMonitorEmitDeviceDeleted(test->mon, alias);
+    virObjectUnlock(test->mon);
+}

tests/qemumonitortestutils.h

@@ -109,5 +109,8 @@ qemuAgent *
 qemuMonitorTestGetAgent(qemuMonitorTest *test);
 virDomainObj *
 qemuMonitorTestGetDomainObj(qemuMonitorTest *test);
+void
+qemuMonitorTestEmitDeviceDeleted(qemuMonitorTest *test,
+                                 const char *alias);
 
 G_DEFINE_AUTOPTR_CLEANUP_FUNC(qemuMonitorTest, qemuMonitorTestFree);