expect(request.getApplicationContext()).andReturn(applicationContext);
expect(request.getContext("request")).andReturn(requestScope).anyTimes();
expect(container.getAttributeContext(request)).andReturn(attributeContext);
attributeContext.putAttribute(eq("myName"), (Attribute) notNull(), eq(false));
expect(modelBody.evaluateAsString()).andReturn(null);
replay(container, attributeContext, request, applicationContext, modelBody);
model.execute("myName", "myValue", "myExpression", "myRole",
"myType", false, request, modelBody);
verify(container, attributeContext, request, applicationContext, modelBody);