--- /dev/null
+package com.vaadin.tests.components.combobox;
+
+import com.vaadin.server.VaadinRequest;
+import com.vaadin.tests.components.AbstractTestUI;
+import com.vaadin.ui.ComboBox;
+
+public class ComboBoxEmptyItemsKeyboardNavigation extends AbstractTestUI {
+ @Override
+ protected void setup(VaadinRequest request) {
+ ComboBox comboBox = new ComboBox();
+ comboBox.addItems("foo", "bar");
+
+ addComponent(comboBox);
+ }
+}
--- /dev/null
+package com.vaadin.tests.components.combobox;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.collection.IsEmptyCollection.empty;
+
+import java.util.List;
+
+import org.junit.Test;
+import org.openqa.selenium.Keys;
+import org.openqa.selenium.WebElement;
+
+import com.vaadin.testbench.By;
+import com.vaadin.tests.tb3.MultiBrowserTest;
+import com.vaadin.tests.tb3.newelements.ComboBoxElement;
+
+public class ComboBoxEmptyItemsKeyboardNavigationTest extends MultiBrowserTest {
+
+ @Test
+ public void navigatingUpOnAnEmptyMenuDoesntThrowErrors() {
+ setDebug(true);
+ openTestURL();
+
+ ComboBoxElement combobox = $(ComboBoxElement.class).first();
+ combobox.sendKeys("a", Keys.ARROW_UP);
+
+ List<WebElement> errors = findElements(By.className("SEVERE"));
+
+ assertThat(errors, empty());
+ }
+}
\ No newline at end of file