JoinNode eNode1 = ( JoinNode ) rtn1.getLeftTupleSource();
JoinNode eNode2 = ( JoinNode ) rtn2.getLeftTupleSource();
assertSame( eNode1, eNode2 );
pmem1 = ( PathMemory ) wm.getNodeMemory(rtn1);
kbase1.removeRule("org.kie", "r2");
System.out.println( "---" );
assertEquals( 12, countNodeMemories(wm.getNodeMemories()));
assertNull( sm.getFirst() );
pmem1 = ( PathMemory ) wm.getNodeMemory(rtn1);