DefaultFactHandle handle = (DefaultFactHandle) ksession.insert( "hello" );
ksession.fireAllRules();
LeftTuple leftTuple = handle.getFirstLeftTuple();
assertNotNull( leftTuple );
assertNotNull( leftTuple.getPeer() );
kbase.removeRule( "org.drools.compiler",
"rule2" );
leftTuple = handle.getFirstLeftTuple();
assertNotNull( leftTuple );
assertNull( leftTuple.getLeftParentNext() );
}