@Test
public void determineNumberOfWorkerThreadsTest() {

    environmentVariables.set("ALPINE_WORKER_THREADS", "10");
    Assert.assertEquals(10, ThreadUtil.determineNumberOfWorkerThreads());
    environmentVariables.set("ALPINE_WORKER_THREADS", "0");
    Assert.assertTrue(ThreadUtil.determineNumberOfWorkerThreads() > 0);
}