There are two tests

• SingletonDeploymentDescriptorTestCase
• SingletonDeploymentJBossAllTestCase
  that fails because http-trace is disallowed

   Error Details
  
  expected:<200> but was:<405>
  
   Stack Trace
  
  java.lang.AssertionError: expected:<200> but was:<405>
  	at org.junit.Assert.fail(Assert.java:88)
  	at org.junit.Assert.failNotEquals(Assert.java:834)
  	at org.junit.Assert.assertEquals(Assert.java:645)
  	at org.junit.Assert.assertEquals(Assert.java:631)
  	at org.jboss.as.test.clustering.cluster.singleton.SingletonDeploymentTestCase.test(SingletonDeploymentTestCase.java:107)
  	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
  ...
  

We need to enable http-trace requests in clustering configurations.