1 /*
   2  * Copyright (c) 2007, 2017, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 package org.jemmy.image;
  24 
  25 
  26 import java.awt.EventQueue;
  27 import java.awt.Frame;
  28 import java.io.File;
  29 import java.io.IOException;
  30 import java.lang.reflect.InvocationTargetException;
  31 import org.jemmy.TimeoutExpiredException;
  32 import org.jemmy.control.Wrap;
  33 import org.jemmy.env.Environment;
  34 import org.jemmy.env.Timeout;
  35 import org.jemmy.operators.AWTScreen;
  36 import org.jemmy.operators.Screen;
  37 import org.testng.annotations.AfterClass;
  38 import org.testng.annotations.AfterMethod;
  39 import org.testng.annotations.BeforeClass;
  40 import org.testng.annotations.BeforeMethod;
  41 import org.testng.annotations.Test;
  42 
  43 import static org.testng.Assert.assertTrue;
  44 import static org.testng.Assert.fail;
  45 import static org.testng.AssertJUnit.assertEquals;
  46 
  47 /**
  48  *
  49  * @author shura
  50  */
  51 public class ScreenImageTest {
  52     public static final String GOLDEN = "golden.png";
  53 
  54     public ScreenImageTest() {
  55     }
  56 
  57     static FilesystemImageLoader loader;
  58 
  59     @BeforeClass
  60     public static void setUpClass() throws Exception {
  61         Environment.getEnvironment().setImageCapturer(new AWTRobotCapturer());
  62         File workdir = new File(System.getProperty("user.dir") + File.separator +
  63                 "build" + File.separator +
  64                 "test" + File.separator +
  65                 "results");
  66         workdir.mkdirs();
  67         loader = new FilesystemImageLoader();
  68         loader.setImageRoot(workdir);
  69         AWTImage.setImageRoot(workdir);
  70         Screen.setSCREEN(new AWTScreen());
  71         Screen.SCREEN.getEnvironment().setTimeout(new Timeout(Wrap.WAIT_STATE_TIMEOUT.getName(), 10000));
  72         System.out.println("Saving data to " + AWTImage.getImageRoot().getAbsolutePath());
  73     }
  74 
  75     @AfterClass
  76     public static void tearDownClass() throws Exception {
  77     }
  78 
  79     @BeforeMethod
  80     public void setUp() throws IOException {
  81         Screen.SCREEN.getScreenImage().save(GOLDEN);
  82     }
  83 
  84     @AfterMethod
  85     public void tearDown() {
  86     }
  87 
  88     /**
  89      * This test usually fails because it compares the whole screen where
  90      * changes usually happen between screenshots.
  91      */
  92     @Test
  93     public void compareFull() {
  94         try {
  95             Screen.SCREEN.waitImage(loader.load(GOLDEN), "positive.png", "positive_diff.png");
  96         } catch(TimeoutExpiredException e) {
  97             e.printStackTrace();
  98             fail("compareFull failed, see positive.png and positive_diff.png for details");
  99         }
 100     }
 101 
 102     @Test
 103     public void compareNegative() throws InterruptedException, InvocationTargetException {
 104         final Frame frm = new Frame("some frame");
 105         EventQueue.invokeAndWait(new Runnable() {
 106 
 107             public void run() {
 108                 frm.setSize(100, 100);
 109                 frm.setVisible(true);
 110             }
 111         });
 112         //note - if you will be running test from netbeans you would also get a difference
 113         //from JUnit execution progress. Which is fine :)
 114         try {
 115             Screen.SCREEN.waitImage(loader.load(GOLDEN), "negative.png", "negative_diff.png");
 116             fail("compareFull failed, see negative.png and negative_diff.png for details");
 117         } catch(TimeoutExpiredException e) {
 118         }
 119         frm.setVisible(false);
 120         assertTrue(new File(AWTImage.getImageRoot(), "negative_diff.png").exists());
 121         AWTImage res = (AWTImage) loader.load("negative.png");
 122         AWTImage diff = (AWTImage) loader.load("negative_diff.png");
 123         assertEquals(res.getTheImage().getWidth(), diff.getTheImage().getWidth());
 124         assertEquals(res.getTheImage().getHeight(), diff.getTheImage().getHeight());
 125     }
 126 
 127 }