executor.stop()
            instant.stopped
        }

        then:
        instant.stopped > instant.completed1
        instant.stopped > instant.completed2
    }

    def factoryStopBlocksUntilAllJobsAreComplete() {
        given:
        def action1 = {
            thread.block()
            instant.completed1
        }
        def action2 = {
            thread.block()
            instant.completed2