1 files changed, 50 insertions, 0 deletions
diff --git a/uitest/src/com/vaadin/tests/application/MissingHierarchyDetectionTest.java b/uitest/src/com/vaadin/tests/application/MissingHierarchyDetectionTest.java
new file mode 100644
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+++ b/uitest/src/com/vaadin/tests/application/MissingHierarchyDetectionTest.java
@@ -0,0 +1,50 @@
+/*
+ * Copyright 2000-2014 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.application;
+
+import org.junit.Assert;
+import org.junit.Test;
+import org.openqa.selenium.By;
+
+import com.vaadin.testbench.elements.ButtonElement;
+import com.vaadin.testbench.elements.LabelElement;
+import com.vaadin.tests.tb3.SingleBrowserTest;
+
+public class MissingHierarchyDetectionTest extends SingleBrowserTest {
+    @Test
+    public void testMissingHierarchyDetection() {
+        openTestURL();
+
+        Assert.assertTrue(isElementPresent(By.id("label")));
+
+        ButtonElement toggleProperly = $(ButtonElement.class).caption(
+                "Toggle properly").first();
+
+        toggleProperly.click();
+        assertNoSystemNotifications();
+        Assert.assertFalse(isElementPresent(By.id("label")));
+
+        toggleProperly.click();
+        assertNoSystemNotifications();
+        Assert.assertTrue(isElementPresent(LabelElement.class));
+
+        ButtonElement toggleInproperly = $(ButtonElement.class).caption(
+                "Toggle improperly").first();
+        toggleInproperly.click();
+
+        assertSystemNotification();
+    }
+}