Speed up longitudinal tests and add retry

selfdrive/test/longitudinal_maneuvers/test_longitudinal.py

@@ -348,30 +348,38 @@ class LongitudinalControl(unittest.TestCase):
   def test_longitudinal_setup(self):
     pass
 
+
 def run_maneuver_worker(k):
   man = maneuvers[k]
   output_dir = os.path.join(os.getcwd(), 'out/longitudinal')
 
   def run(self):
     print(man.title)
+
+    valid = False
+
+    for retries in range(3):
       manager.start_managed_process('radard')
       manager.start_managed_process('controlsd')
       manager.start_managed_process('plannerd')
 
       plot, valid = man.evaluate()
-    plot.write_plot(output_dir, "maneuver" + str(k+1).zfill(2))
+      plot.write_plot(output_dir, "maneuver" + str(k + 1).zfill(2))
 
       manager.kill_managed_process('radard')
       manager.kill_managed_process('controlsd')
       manager.kill_managed_process('plannerd')
-    time.sleep(5)
+
+      if valid:
+        break
 
     self.assertTrue(valid)
 
   return run
 
+
 for k in range(len(maneuvers)):
-  setattr(LongitudinalControl, "test_longitudinal_maneuvers_%d" % (k+1), run_maneuver_worker(k))
+  setattr(LongitudinalControl, "test_longitudinal_maneuvers_%d" % (k + 1), run_maneuver_worker(k))
 
 if __name__ == "__main__":
   unittest.main(failfast=True)