public void testRemoveNamespace() { SailGraph graph = new MemoryStoreSailGraph(); GremlinScriptContext context = new GremlinScriptContext(); context .getBindings(ScriptContext.ENGINE_SCOPE) .put(Tokens.GRAPH_VARIABLE, new Atom<Graph>(graph)); Function<Object> function = new RemoveNamespaceFunction(); assertNotNull(graph.getNamespaces().get("rdf")); this.stopWatch(); Atom<Object> atom = function.compute(createUnaryArgs(graph, "rdf"), context); printPerformance( function.getFunctionName() + " function", 1, "namespace removed", this.stopWatch()); assertNull(atom.getValue()); assertNull(graph.getNamespaces().get("rdf")); assertNotNull(graph.getNamespaces().get("rdfs")); this.stopWatch(); atom = function.compute(createUnaryArgs("rdfs"), context); printPerformance( function.getFunctionName() + " function", 1, "namespace removed", this.stopWatch()); assertTrue(atom.isNull()); assertNull(graph.getNamespaces().get("rdfs")); graph.shutdown(); }