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. Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 package org.jemmy.image;
  26 
  27 
  28 import java.awt.EventQueue;
  29 import java.awt.Frame;
  30 import java.io.File;
  31 import java.io.IOException;
  32 import java.lang.reflect.InvocationTargetException;
  33 import org.jemmy.TimeoutExpiredException;
  34 import org.jemmy.control.Wrap;
  35 import org.jemmy.env.Environment;
  36 import org.jemmy.env.Timeout;
  37 import org.jemmy.operators.AWTScreen;
  38 import org.jemmy.operators.Screen;
  39 import org.testng.annotations.AfterClass;
  40 import org.testng.annotations.AfterMethod;
  41 import org.testng.annotations.BeforeClass;
  42 import org.testng.annotations.BeforeMethod;
  43 import org.testng.annotations.Test;
  44 
  45 import static org.testng.Assert.assertTrue;
  46 import static org.testng.Assert.fail;
  47 import static org.testng.AssertJUnit.assertEquals;
  48 
  49 /**
  50  *
  51  * @author shura
  52  */
  53 public class ScreenImageTest {
  54     public static final String GOLDEN = "golden.png";
  55 
  56     public ScreenImageTest() {
  57     }
  58 
  59     static FilesystemImageLoader loader;
  60 
  61     @BeforeClass
  62     public static void setUpClass() throws Exception {
  63         Environment.getEnvironment().setImageCapturer(new AWTRobotCapturer());
  64         File workdir = new File(System.getProperty("user.dir") + File.separator +
  65                 "build" + File.separator +
  66                 "test" + File.separator +
  67                 "results");
  68         workdir.mkdirs();
  69         loader = new FilesystemImageLoader();
  70         loader.setImageRoot(workdir);
  71         AWTImage.setImageRoot(workdir);
  72         Screen.setSCREEN(new AWTScreen());
  73         Screen.SCREEN.getEnvironment().setTimeout(new Timeout(Wrap.WAIT_STATE_TIMEOUT.getName(), 10000));
  74         System.out.println("Saving data to " + AWTImage.getImageRoot().getAbsolutePath());
  75     }
  76 
  77     @AfterClass
  78     public static void tearDownClass() throws Exception {
  79     }
  80 
  81     @BeforeMethod
  82     public void setUp() throws IOException {
  83         Screen.SCREEN.getScreenImage().save(GOLDEN);
  84     }
  85 
  86     @AfterMethod
  87     public void tearDown() {
  88     }
  89 
  90     /**
  91      * This test usually fails because it compares the whole screen where
  92      * changes usually happen between screenshots.
  93      */
  94     @Test
  95     public void compareFull() {
  96         try {
  97             Screen.SCREEN.waitImage(loader.load(GOLDEN), "positive.png", "positive_diff.png");
  98         } catch(TimeoutExpiredException e) {
  99             e.printStackTrace();
 100             fail("compareFull failed, see positive.png and positive_diff.png for details");
 101         }
 102     }
 103 
 104     @Test
 105     public void compareNegative() throws InterruptedException, InvocationTargetException {
 106         final Frame frm = new Frame("some frame");
 107         EventQueue.invokeAndWait(new Runnable() {
 108 
 109             public void run() {
 110                 frm.setSize(100, 100);
 111                 frm.setVisible(true);
 112             }
 113         });
 114         //note - if you will be running test from netbeans you would also get a difference
 115         //from JUnit execution progress. Which is fine :)
 116         try {
 117             Screen.SCREEN.waitImage(loader.load(GOLDEN), "negative.png", "negative_diff.png");
 118             fail("compareFull failed, see negative.png and negative_diff.png for details");
 119         } catch(TimeoutExpiredException e) {
 120         }
 121         frm.setVisible(false);
 122         assertTrue(new File(AWTImage.getImageRoot(), "negative_diff.png").exists());
 123         AWTImage res = (AWTImage) loader.load("negative.png");
 124         AWTImage diff = (AWTImage) loader.load("negative_diff.png");
 125         assertEquals(res.getTheImage().getWidth(), diff.getTheImage().getWidth());
 126         assertEquals(res.getTheImage().getHeight(), diff.getTheImage().getHeight());
 127     }
 128 
 129 }