package com.vaadin.v7.tests.components.tree; import com.vaadin.server.VaadinRequest; import com.vaadin.tests.components.AbstractReindeerTestUI; import com.vaadin.ui.Button; import com.vaadin.ui.Button.ClickEvent; import com.vaadin.v7.ui.Tree; /** * Test UI for keyboard navigation for first and last tree item. * * @author Vaadin Ltd */ public class TreeKeyboardNavigationToNone extends AbstractReindeerTestUI { @Override protected void setup(VaadinRequest request) { final Tree tree = new Tree(); tree.addItem("a"); tree.addItem("b"); tree.select("a"); addComponents(tree); tree.focus(); Button button = new Button("Select last item", new Button.ClickListener() { @Override public void buttonClick(ClickEvent event) { tree.select("b"); tree.focus(); } }); addComponent(button); } @Override protected Integer getTicketNumber() { return 15343; } @Override protected String getTestDescription() { return "Keyboard navigation should not throw client side exception " + "when there are no items to navigate."; } }