public virtual void testGetUsage() { JDFDoc d = new JDFDoc(ElementName.JDF); JDFNode n = d.getJDFRoot(); JDFResourceLinkPool rlp = n.appendResourceLinkPool(); JDFResourceLink rl = (JDFResourceLink)rlp.appendElement("FooLink"); Assert.IsNull(rl.getUsage()); }