@Test
public void nodeGetSecretProp() {

    FunctionEvaluatorContext context = getEvaluationContext();
    NodeTemplate template = context.getTopology().getNodeTemplates().get("my_node");
    AbstractPropertyValue resolved = FunctionEvaluator.tryResolveValue(context, template, template.getProperties(),
            template.getProperties().get("get_secret_prop"));
    Assert.assertNotNull(resolved);
    Assert.assertEquals(FunctionPropertyValue.class, resolved.getClass());
    Assert.assertEquals("get_secret", ((FunctionPropertyValue) resolved).getFunction());
    Assert.assertEquals("my/path", ((FunctionPropertyValue) resolved).getParameters().get(0));
}