private NameProvider createDummyNameProvider(int priority) {
        return new NameProvider("anonymous", priority) {
            @Override
            protected void addNode(ComponentNode node) {
                throw new UnsupportedOperationException();
            }

            @Override
            int classPriority() {
                return 0;
            }
        };
    }
Test for OrderedReadyNodes.

@author Tony Vaagenes
container-core/src/test/java/com/yahoo/component/chain/dependencies/ordering/OrderedReadyNodesTest.java