def wait_engine(self, engine):
try:
engine.wait()
except Exception as e:
engine.controlled_stop()
engine.wait()
self.fail("engine failure: {}".format(e))
def execute_engine_test(self, engine):
try:
engine.start()
engine.wait()
except KeyboardInterrupt:
engine.stop()
engine.wait()
def start_engine(self, engine):
try:
engine.start()
except Exception as e:
engine.stop()
engine.wait()
self.fail("engine failure: {}".format(e))
