Add findChainedElementsTest.

Author: prattpratt

src/test/java/io/appium/java_client/AndroidUIAutomatorTest.java

@@ -84,6 +84,15 @@ public void findElementsByTest() {
     assertTrue(elements.size() > 11);
   }
 
+  @Test
+  public void findChainedElementsTest() {
+	  MobileElement el1 = (MobileElement) driver.findElementByAndroidUIAutomator("resourceId(\"android:id/content\")");
+	  MobileElement el2 = (MobileElement) el1.findElementByAndroidUIAutomator("text(\"Accessibility\")");
+	  el2.click();
+	  MobileElement el3 = (MobileElement) driver.findElementByAndroidUIAutomator("text(\"Custom View\")");
+	  assertTrue(el3.isDisplayed());
+  }
+
   @Test(expected = IllegalArgumentException.class)
   public void ErrorTest() {
     driver.findElementByAndroidUIAutomator(null);