in the test you can always associate metadata with any component you want to identify it later. or for simple scenarios you can call setoutputmarkupid(some unique string)
-igor On Tue, Mar 17, 2009 at 2:40 PM, Guido Helmers <[email protected]> wrote: > Hi, > > (Wicket 1.3.5 / Java 1.6) > > I have a page with a DefaultDataTable containing an AjaxFallbackLink in one > of its columns. When the page is rendered for the first time, the link in > row 1 has component id path "table:rows:1:cells:3:cell". When I click this > link while Ajax is disabled, the page is refreshed, and now the link in row > 1 (which is still displaying exactly the same item) has changed to > "table:rows:3:cells:3:cell" (my table has 2 rows, hence the row id increase > from 1 to 3). A sample page and unit test can be found at the bottom of this > email (I provided a complete package, including WebApplication and markup > page). > > In my data table tests I would like to refer to data table rows and cells by > their component id paths (see DataTablePageTest.java). Currently my tests > are not very robust, because the component id paths of the DataTable rows > and cells vary over time and depend on the page size and number of items > displayed (if page size = 2, after a click, row id 1 has suddenly become 1 + > 2 = 3). > > The reason that in case of no ajax the row ids increase, is that on a page > refresh the DataGridView.onPopulate() is called, and if you look in > RefreshingView.onPopulate() -> newItemFactory() you will see that a new > child id is retrieved for every item. Because childIdCounter is a private > field of RepeatingView, and the counter is never reset to 0, my row #1 has > suddenly become row #3. > > So I'm wondering: > * Is there trick to reset the counter on a page refresh and what side > effects will it have? (RepeatingView.childIdCounter is private and there are > no public/protected methods to influence the counter so I have no idea how > to do it). > * Does anyone have suggestions to improve the below code / unit test, so > that table rows and table cells can be referenced (in the unit test) by a > constant identifier that does not depend on the page size and that doesn't > change over time? > > Cheers, > Guido > > > *_______________ > MyWebApplication.java > * > package wicket; > > import org.apache.wicket.protocol.http.WebApplication; > > public class MyWebApplication extends WebApplication { > > �...@override > public Class getHomePage() { > return DataTablePage.class; > } > } > > > > *_______________ > MyItem.java > * > package wicket; > > import java.io.Serializable; > > public class MyItem implements Serializable { > > private static final long serialVersionUID = 1L; > > private String code; > > private String description; > > public MyItem(String code, String description) { > this.code = code; > this.description = description; > } > > public String getCode() { > return code; > } > > public String getDescription() { > return description; > } > } > > > > *_______________ > MyDataProvider.java > * > package wicket; > > import java.util.ArrayList; > import java.util.Iterator; > import java.util.List; > > import nl.rotterdam.ioo.pzr.midoffice.domain.search.SortParams; > > import > org.apache.wicket.extensions.markup.html.repeater.util.SortableDataProvider; > import org.apache.wicket.model.IModel; > import org.apache.wicket.model.Model; > > public class MyDataProvider extends SortableDataProvider { > > private static final long serialVersionUID = 1L; > > private static List<MyItem> items = new ArrayList<MyItem>(); > static { > items.add(new MyItem("CODE1", "description1")); > items.add(new MyItem("CODE2", "description2")); > } > > protected SortParams sortParams; > > public void setQueryParam(SortParams sortParams) { > this.sortParams = sortParams; > } > > public MyDataProvider() { > } > > public Iterator<?> iterator(int first, int count) { > return items.iterator(); > } > > public IModel model(Object object) { > return new Model((MyItem) object); > } > > public int size() { > return items.size(); > } > } > > > *_______________ > DataTablePage.java > * > package wicket; > > import java.util.Arrays; > > import org.apache.wicket.ajax.AjaxRequestTarget; > import org.apache.wicket.ajax.markup.html.AjaxFallbackLink; > import > org.apache.wicket.extensions.markup.html.repeater.data.table.AbstractColumn; > import > org.apache.wicket.extensions.markup.html.repeater.data.table.DefaultDataTable; > import org.apache.wicket.extensions.markup.html.repeater.data.table.IColumn; > import > org.apache.wicket.extensions.markup.html.repeater.data.table.PropertyColumn; > import org.apache.wicket.markup.html.WebPage; > import org.apache.wicket.markup.repeater.Item; > import org.apache.wicket.model.IModel; > import org.apache.wicket.model.Model; > > public class DataTablePage extends WebPage { > > private final DefaultDataTable table; > > public DataTablePage() { > > MyDataProvider dataProvider = new MyDataProvider(); > IColumn[] columns = new IColumn[3]; > > columns[0] = new PropertyColumn(new Model("Code"), "code", "code"); > columns[1] = new PropertyColumn(new Model("Description"), > "description"); > columns[2] = new AbstractColumn(new Model("Select")) { > private static final long serialVersionUID = 1L; > > public void populateItem(Item cellItem, String componentId, > IModel rowModel) { > final MyItem item = (MyItem) rowModel.getObject(); > AjaxFallbackLink link = new AjaxFallbackLink(componentId) { > �...@override > public void onClick(AjaxRequestTarget target) { > System.out.println("Click item " + item.getCode() + > " with target=" + target); > } > }; > cellItem.add(link); > } > }; > > table = new DefaultDataTable("table", Arrays.asList(columns), > dataProvider, 10); > add(table); > } > } > > > *_______________ > DataTablePage.html > * > <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" " > http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd";> > <html xmlns="http://www.w3.org/1999/xhtml"; xmlns:wicket=" > http://wicket.apache.org/"; xml:lang="nl" lang="nl"> > <head> > <title>DataTable test page</title> > </head> > <body> > <table wicket:id="table"></table> > </body> > </html> > > > *_______________ > DataTablePageTest.java > * > package wicket; > > import org.apache.wicket.ajax.markup.html.AjaxFallbackLink; > import org.apache.wicket.util.tester.WicketTester; > import org.junit.After; > import org.junit.Before; > import org.junit.Test; > > public class DataTablePageTest { > > private WicketTester tester; > > �...@before > public void setUp() throws Exception { > MyWebApplication application = new MyWebApplication(); > tester = new WicketTester(application); > } > > �...@after > public void tearDown() throws Exception { > tester.destroy(); > } > > �...@test > public void testWithAjax() { > test(true); > } > > �...@test > public void testWithoutAjax() { > test(false); > } > > private void test(boolean ajax) { > String pathToLinkInRow1 = "table:rows:1:cells:3:cell"; > > tester.startPage(DataTablePage.class); > tester.assertRenderedPage(DataTablePage.class); > > //tester.debugComponentTrees(); > tester.clickLink(pathToLinkInRow1, ajax); > //tester.debugComponentTrees(); > > // the following assertion fails if ajax=false > tester.assertComponent(pathToLinkInRow1, AjaxFallbackLink.class); > } > } > --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
