protected void setUp() throws Exception {
    super.setUp();

    nexusConfiguration = (DefaultNexusConfiguration) this.lookup(NexusConfiguration.class);

    nexusConfiguration.loadConfiguration();

    securitySystem = this.lookup(SecuritySystem.class);

    nexusEmailer = lookup(NexusEmailer.class);

    globalHttpProxySettings = lookup(GlobalHttpProxySettings.class);
  }
 protected void tearDown() throws Exception {
   super.tearDown();
 }