/*
* Created on Mar 20, 2009
*
* 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.
*
* Copyright @2009 the original author or authors.
*/
package org.fest.swing.junit.ant;
import static org.fest.swing.image.ImageFileExtensions.PNG;
import static org.fest.swing.junit.ant.ImageHandler.encodeBase64;
import static org.fest.swing.junit.ant.Tests.*;
import static org.fest.swing.junit.xml.XmlAttribute.name;
import static org.fest.util.Strings.*;
import java.awt.image.BufferedImage;
import junit.framework.Test;
import org.fest.swing.image.ScreenshotTaker;
import org.fest.swing.junit.xml.XmlNode;
/**
* Understands taking a screenshot of the desktop and, encoding and writing the resulting image into a XML element.
*
* @author Alex Ruiz
*/
class ScreenshotXmlWriter {
private static final String SCREENSHOT_ELEMENT = "screenshot";
private static final String SCREENSHOT_FILE_ATTRIBUTE = "file";
private final ScreenshotTaker screenshotTaker;
private final GUITestRecognizer guiTestRecognizer;
ScreenshotXmlWriter() {
this(new ScreenshotTaker(), new GUITestRecognizer());
}
ScreenshotXmlWriter(ScreenshotTaker screenshotTaker, GUITestRecognizer guiTestRecognizer) {
this.screenshotTaker = screenshotTaker;
this.guiTestRecognizer = guiTestRecognizer;
}
void writeScreenshot(XmlNode target, Test test) {
String testClass = testClassNameFrom(test);
String testMethod = testMethodNameFrom(test);
if (!guiTestRecognizer.isGUITest(testClass, testMethod)) return;
String image = takeScreenshotAndReturnEncoded();
if (isEmpty(image)) return;
writeScreenshotFileName(target, image, imageFileName(testClass, testMethod));
}
private String takeScreenshotAndReturnEncoded() {
BufferedImage image = screenshotTaker.takeDesktopScreenshot();
return encodeBase64(image);
}
private void writeScreenshotFileName(XmlNode target, String encodedImage, String imageFileName) {
XmlNode screenshotNode = target.parentNode().addNewNode(SCREENSHOT_ELEMENT);
screenshotNode.addAttribute(name(SCREENSHOT_FILE_ATTRIBUTE).value(imageFileName));
screenshotNode.addText(encodedImage);
}
private String imageFileName(String testClass, String testMethod) {
return join(testClass, testMethod, PNG).with(".");
}
}