public void testActionErrorComponentDisposeItselfFromComponentStack() throws Exception {
ActionMessageTag t = new ActionMessageTag();
t.setPageContext(pageContext);
try {
t.doStartTag();
ActionErrorTag tag = new ActionErrorTag();
tag.setPageContext(pageContext);
tag.doStartTag();
assertEquals(tag.getComponent().getComponentStack().peek(), tag.getComponent());
tag.doEndTag();