Test for MenuBar's WAI-ARIA attributes (#3922) (#10349)

uitest/src/main/java/com/vaadin/tests/components/menubar/MenuBarsWithNesting.java

@@ -90,6 +90,11 @@ public class MenuBarsWithNesting extends AbstractReindeerTestUI {
         edit.addItem("Paste", selectionCommand);
 
         menuBar.addItem("Help", selectionCommand);
+
+        MenuItem disabled = menuBar.addItem("Disabled", null);
+        disabled.setEnabled(false);
+        disabled.addItem("Can't reach", selectionCommand);
+
         return menuBar;
     }
 

uitest/src/test/java/com/vaadin/tests/components/menubar/MenuBarsWithWaiAriaTest.java

@@ -0,0 +1,100 @@
+/*
+ * Copyright 2000-2016 Vaadin Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+package com.vaadin.tests.components.menubar;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.openqa.selenium.WebElement;
+
+import com.vaadin.testbench.By;
+import com.vaadin.testbench.elements.MenuBarElement;
+import com.vaadin.tests.tb3.MultiBrowserTest;
+
+/**
+ * This class tests that MenuBar and its contents have all the required WAI-ARIA
+ * attributes.
+ *
+ * @since
+ * @author Vaadin Ltd
+ */
+public class MenuBarsWithWaiAriaTest extends MultiBrowserTest {
+    private MenuBarElement firstMenuBar;
+
+    @Override
+    protected Class<?> getUIClass() {
+        return MenuBarsWithNesting.class;
+    }
+
+    @Before
+    public void init() {
+        openTestURL();
+        firstMenuBar = $(MenuBarElement.class).first();
+    }
+
+    @Test
+    public void testMenuBar() {
+        assertEquals("menubar", firstMenuBar.getAttribute("role"));
+        assertNull(firstMenuBar.getAttribute("aria-haspopup"));
+        assertNull(firstMenuBar.getAttribute("aria-disabled"));
+        assertEquals("0", firstMenuBar.getAttribute("tabindex"));
+    }
+
+    @Test
+    public void testSubMenu() {
+        WebElement fileMenu = firstMenuBar.findElement(By.vaadin("#File"));
+        fileMenu.click();
+        WebElement submenu = findElement(By.className("v-menubar-submenu"));
+        assertEquals("menu", submenu.getAttribute("role"));
+        assertNull(submenu.getAttribute("aria-haspopup"));
+        assertNull(submenu.getAttribute("aria-disabled"));
+        assertEquals("-1", submenu.getAttribute("tabindex"));
+    }
+
+    @Test
+    public void testEnabledMenuItems() {
+        WebElement fileMenu = firstMenuBar.findElement(By.vaadin("#File"));
+        assertEquals("menuitem", fileMenu.getAttribute("role"));
+        assertEquals("true", fileMenu.getAttribute("aria-haspopup"));
+        assertNull(fileMenu.getAttribute("aria-disabled"));
+        assertEquals("-1", fileMenu.getAttribute("tabindex"));
+        fileMenu.click();
+
+        WebElement open = fileMenu.findElement(By.vaadin("#Open"));
+        assertEquals("menuitem", open.getAttribute("role"));
+        assertNull(open.getAttribute("aria-haspopup"));
+        assertNull(open.getAttribute("aria-disabled"));
+        assertEquals("-1", open.getAttribute("tabindex"));
+
+        WebElement separator = findElement(By.className("v-menubar-separator"));
+        assertEquals("separator", separator.getAttribute("role"));
+        assertNull(separator.getAttribute("aria-haspopup"));
+        assertNull(separator.getAttribute("aria-disabled"));
+        assertEquals("-1", separator.getAttribute("tabindex"));
+    }
+
+    @Test
+    public void testDisabledMenuItem() {
+        WebElement disabledMenu = firstMenuBar
+                .findElement(By.vaadin("#Disabled"));
+        assertEquals("menuitem", disabledMenu.getAttribute("role"));
+        assertEquals("true", disabledMenu.getAttribute("aria-haspopup"));
+        assertEquals("true", disabledMenu.getAttribute("aria-disabled"));
+        assertEquals("-1", disabledMenu.getAttribute("tabindex"));
+    }
+}