@Test
  public void getAmbrySecurityServiceFactoryTest() throws Exception {
    ServerSecurityService serverSecurityService =
        new AmbryServerSecurityServiceFactory(new VerifiableProperties(new Properties()),
            null, null).getServerSecurityService();
    Assert.assertNotNull(serverSecurityService);
  }
Tests intantiation of {@link AmbryServerSecurityServiceFactory}.
@throws Exception
ambry-server/src/test/java/com/github/ambry/server/AmbryServerSecurityServiceFactoryTest.java