document = (Document) taskInstance.getVariable("document");
assertEquals("blablabla", document.getText());
assertEquals("business process review task", taskInstance.getName());
// suppose the user presses the approve button
pageFlowToken.signal("approve");
// now the page flow process should have moved to the
// approved page with the approved.jsp
page = (Page) pageFlowToken.getNode();
assertNotNull(page);