Verified stopping and refreshing

Author: kastiglione

lldb/test/API/lang/swift/async/actors/unprioritised_jobs/TestSwiftActorUnprioritisedJobs.py

@@ -37,13 +37,16 @@ def test_actor_unprioritised_jobs(self):
                 process.Continue()
                 # Wait - allow the other threads to work.
                 time.sleep(2)
-                # Stop/Interrupt/Halt
+                # Stop the threads.
+                # Notes: After a single interrupt, lldb reports the process as
+                # running, but two interrupt calls results in a stopped process.
+                # Also, using `process.Stop()` instead of `"process interrupt"`
+                # did not work.
                 self.dbg.SetAsync(False)
-                process.Stop()
+                self.dbg.HandleCommand("process interrupt")
+                self.dbg.HandleCommand("process interrupt")
 
             # Refresh data.
-            process.SetSelectedThread(thread)
-            frame = thread.GetSelectedFrame()
             unprioritised_jobs = frame.var("a.$defaultActor.unprioritised_jobs")
 
         # There are 4 child tasks (async let), the first one occupies the actor,