1 files changed, 63 insertions, 0 deletions
diff --git a/uitest/src/com/vaadin/tests/tickets/Ticket2126.java b/uitest/src/com/vaadin/tests/tickets/Ticket2126.java
new file mode 100644
index 0000000000..d49c73ea5f
--- /dev/null
+++ b/uitest/src/com/vaadin/tests/tickets/Ticket2126.java
@@ -0,0 +1,63 @@
+package com.vaadin.tests.tickets;
+
+import com.vaadin.data.Item;
+import com.vaadin.data.util.IndexedContainer;
+import com.vaadin.ui.Button;
+import com.vaadin.ui.Component;
+import com.vaadin.ui.Label;
+import com.vaadin.ui.UI.LegacyWindow;
+import com.vaadin.ui.Table;
+
+/**
+ * 
+ * Toggling container with an empty one may result duplicate header cell in
+ * client.
+ * 
+ */
+public class Ticket2126 extends com.vaadin.Application.LegacyApplication {
+
+    LegacyWindow main = new LegacyWindow();
+    Table table = new Table();
+
+    @Override
+    public void init() {
+        setMainWindow(main);
+
+        final IndexedContainer container1 = new IndexedContainer();
+        container1.addContainerProperty("text", Component.class, null);
+        final IndexedContainer container2 = new IndexedContainer();
+
+        // Case #2 Try to comment the following line for another type of strange
+        // behaviour
+        container2.addContainerProperty("text", Component.class, null);
+
+        for (int i = 0; i < 100; i++) {
+            Item item = container1.addItem(i);
+            item.getItemProperty("text").setValue(new Label("Test " + i));
+        }
+
+        table.setContainerDataSource(container1);
+
+        // workaround for case #2
+        // table.setWidth("300px");
+        // table.setHeight("300px");
+
+        Button refreshTable = new Button("Switch table container");
+        refreshTable.addListener(new Button.ClickListener() {
+            boolean full = true;
+
+            @Override
+            public void buttonClick(Button.ClickEvent e) {
+                if (full) {
+                    table.setContainerDataSource(container2);
+                } else {
+                    table.setContainerDataSource(container1);
+                }
+                full = !full;
+            }
+        });
+
+        main.addComponent(table);
+        main.addComponent(refreshTable);
+    }
+}
+\ No newline at end of file