Add drag'n'drop test.

Author: prattpratt

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

@@ -17,6 +17,7 @@
 
 package io.appium.java_client;
 
+import static org.junit.Assert.*;
 import io.appium.java_client.remote.MobileCapabilityType;
 
 import java.io.File;
@@ -25,6 +26,8 @@
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
+import org.openqa.selenium.By;
+import org.openqa.selenium.WebElement;
 import org.openqa.selenium.remote.DesiredCapabilities;
 
 /**
@@ -60,6 +63,25 @@ public void MultiGestureSingleActionTest() throws InterruptedException {
     multiTouch.add(action0).perform();
   }
 
+  @Test
+  public void dragNDropTest() {
+	  driver.scrollToExact("Views").click();
+	  driver.findElement(MobileBy.AndroidUIAutomator("description(\"Drag and Drop\")")).click();
+	  WebElement actionBarTitle = driver.findElement(By.id("android:id/action_bar_title"));
+
+	  assertEquals("Wrong title.", "Views/Drag and Drop", actionBarTitle.getText());
+	  WebElement dragDot1 = driver.findElement(By.id("com.example.android.apis:id/drag_dot_1"));
+	  WebElement dragDot3 = driver.findElement(By.id("com.example.android.apis:id/drag_dot_3"));
+
+	  WebElement dragText = driver.findElement(By.id("com.example.android.apis:id/drag_text"));
+	  assertEquals("Drag text not empty", "", dragText.getText());
+
+	  TouchAction dragNDrop = new TouchAction(driver).longPress(dragDot1).moveTo(dragDot3).release();
+	  dragNDrop.perform();
+
+	  assertNotEquals("Drag text empty", "", dragText.getText());
+  }
+
   @Test
   public void TapSingleFingerTest() {
     driver.tap(1,100,200,1000);