MaterialTabTest.java 文件源码

public void testDynamicTab() {
    // given
    MaterialTab tab = getWidget();

    // when / then
    // This will dynamically add new Tab Item
    MaterialTabItem item = newTabItem(tab, row, 1);

    boolean[] selectionEventFired = new boolean[]{false};
    tab.addSelectionHandler(selectionEvent -> selectionEventFired[0] = true);

    // This will trigger the selection event of the tab once tab item fired MouseDownEvent
    item.fireEvent(new GwtEvent<MouseDownHandler>() {
        @Override
        public Type<MouseDownHandler> getAssociatedType() {
            return MouseDownEvent.getType();
        }

        @Override
        protected void dispatch(MouseDownHandler eventHandler) {
            eventHandler.onMouseDown(null);
        }
    });

    // Expected : true
    assertTrue(selectionEventFired[0]);
}