489 lines
16 KiB
Java
489 lines
16 KiB
Java
/*
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* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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test
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@bug 4870762
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@summary tests that a drop target JVM doesn't crash if the source doesn't export
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data in native formats.
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@author das@sparc.spb.su area=dnd
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@compile NoFormatsCrashTest.java
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@run applet NoFormatsCrashTest.html
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*/
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// Note there is no @ in front of test above. This is so that the
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// harness will not mistake this file as a test file. It should
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// only see the html file as a test file. (the harness runs all
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// valid test files, so it would run this test twice if this file
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// were valid as well as the html file.)
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// Also, note the area= after Your Name in the author tag. Here, you
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// should put which functional area the test falls in. See the
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// AWT-core home page -> test areas and/or -> AWT team for a list of
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// areas.
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// Note also the 'NoFormatsCrashTest.html' in the run tag. This should
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// be changed to the name of the test.
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/**
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* NoFormatsCrashTest.java
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*
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* summary: tests that a drop target JVM doesn't crash if the source doesn't export
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* data in native formats.
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*/
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import java.applet.Applet;
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import java.awt.*;
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import java.awt.datatransfer.*;
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import java.awt.dnd.*;
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import java.awt.event.*;
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import java.io.*;
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//Automated tests should run as applet tests if possible because they
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// get their environments cleaned up, including AWT threads, any
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// test created threads, and any system resources used by the test
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// such as file descriptors. (This is normally not a problem as
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// main tests usually run in a separate VM, however on some platforms
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// such as the Mac, separate VMs are not possible and non-applet
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// tests will cause problems). Also, you don't have to worry about
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// synchronisation stuff in Applet tests they way you do in main
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// tests...
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public class NoFormatsCrashTest extends Applet {
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final Frame frame = new Frame();
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private volatile Process process;
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static final int FRAME_ACTIVATION_TIMEOUT = 2000;
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public static void main(String[] args) {
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NoFormatsCrashTest test = new NoFormatsCrashTest();
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test.run(args);
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}
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public void run(String[] args) {
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try {
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if (args.length != 4) {
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throw new RuntimeException("Incorrect command line arguments.");
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}
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int x = Integer.parseInt(args[0]);
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int y = Integer.parseInt(args[1]);
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int w = Integer.parseInt(args[2]);
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int h = Integer.parseInt(args[3]);
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Panel panel = new DragSourcePanel();
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frame.setTitle("Drag source frame");
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frame.setLocation(500, 200);
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frame.add(panel);
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frame.pack();
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frame.setVisible(true);
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Thread.sleep(FRAME_ACTIVATION_TIMEOUT);
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Point sourcePoint = panel.getLocationOnScreen();
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Dimension d = panel.getSize();
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sourcePoint.translate(d.width / 2, d.height / 2);
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Point targetPoint = new Point(x + w / 2, y + h / 2);
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Robot robot = new Robot();
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robot.mouseMove(sourcePoint.x, sourcePoint.y);
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robot.keyPress(KeyEvent.VK_CONTROL);
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robot.mousePress(InputEvent.BUTTON1_MASK);
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for (; !sourcePoint.equals(targetPoint);
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sourcePoint.translate(sign(targetPoint.x - sourcePoint.x),
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sign(targetPoint.y - sourcePoint.y))) {
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robot.mouseMove(sourcePoint.x, sourcePoint.y);
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Thread.sleep(50);
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}
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robot.mouseRelease(InputEvent.BUTTON1_MASK);
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robot.keyRelease(KeyEvent.VK_CONTROL);
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Thread.sleep(FRAME_ACTIVATION_TIMEOUT);
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if (process.isAlive()) {
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process.destroy();
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}
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} catch (Throwable e) {
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e.printStackTrace();
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throw new RuntimeException(e);
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}
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} // run()
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public void init() {
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//Create instructions for the user here, as well as set up
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// the environment -- set the layout manager, add buttons,
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// etc.
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String[] instructions =
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{
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"This is an AUTOMATIC test",
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"simply wait until it is done"
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};
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Sysout.createDialog( );
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Sysout.printInstructions( instructions );
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frame.setTitle("Drop target frame");
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frame.setLocation(200, 200);
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} // init()
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public void start() {
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DropTargetPanel panel = new DropTargetPanel();
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frame.add(panel);
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frame.pack();
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frame.setVisible(true);
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try {
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Thread.sleep(FRAME_ACTIVATION_TIMEOUT);
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Point p = frame.getLocationOnScreen();
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Dimension d = frame.getSize();
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String javaPath = System.getProperty("java.home", "");
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String command = javaPath + File.separator + "bin" +
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File.separator + "java -cp " + System.getProperty("test.classes", ".") +
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" NoFormatsCrashTest " +
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p.x + " " + p.y + " " + d.width + " " + d.height;
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process = Runtime.getRuntime().exec(command);
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ProcessResults pres = ProcessResults.doWaitFor(process);
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System.err.println("Child VM return code: " + pres.exitValue);
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if (pres.stderr != null && pres.stderr.length() > 0) {
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System.err.println("========= Child VM System.err ========");
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System.err.print(pres.stderr);
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System.err.println("======================================");
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}
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if (pres.stdout != null && pres.stdout.length() > 0) {
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System.err.println("========= Child VM System.out ========");
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System.err.print(pres.stdout);
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System.err.println("======================================");
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}
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} catch (Throwable e) {
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e.printStackTrace();
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throw new RuntimeException(e);
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}
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if (panel.isTestFailed()) {
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throw new RuntimeException();
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}
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} // start()
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public static int sign(int n) {
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return n < 0 ? -1 : n > 0 ? 1 : 0;
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}
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} // class NoFormatsCrashTest
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class TestTransferable implements Transferable {
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public static DataFlavor dataFlavor = null;
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static final Object data = new Object();
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static {
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DataFlavor df = null;
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try {
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df = new DataFlavor(DataFlavor.javaJVMLocalObjectMimeType +
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"; class=java.lang.Object");
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} catch (ClassNotFoundException e) {
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throw new ExceptionInInitializerError(e);
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}
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dataFlavor = df;
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}
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public DataFlavor[] getTransferDataFlavors() {
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return new DataFlavor[] { dataFlavor };
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}
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public boolean isDataFlavorSupported(DataFlavor df) {
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return dataFlavor.equals(df);
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}
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public Object getTransferData(DataFlavor df)
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throws UnsupportedFlavorException, IOException {
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if (!isDataFlavorSupported(df)) {
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throw new UnsupportedFlavorException(df);
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}
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return data;
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}
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}
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class DragSourcePanel extends Panel {
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public DragSourcePanel() {
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final Transferable t = new TestTransferable();
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final DragSourceListener dsl = new DragSourceAdapter() {
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public void dragDropEnd(DragSourceDropEvent dtde) {
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try {
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Thread.sleep(100);
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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// This finishes child VM
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System.exit(0);
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}
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};
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final DragGestureListener dgl = new DragGestureListener() {
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public void dragGestureRecognized(DragGestureEvent dge) {
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dge.startDrag(null, t, dsl);
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}
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};
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final DragSource ds = DragSource.getDefaultDragSource();
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final DragGestureRecognizer dgr =
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ds.createDefaultDragGestureRecognizer(this, DnDConstants.ACTION_COPY,
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dgl);
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}
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public Dimension getPreferredSize() {
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return new Dimension(100, 100);
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}
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}
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class DropTargetPanel extends Panel {
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private boolean testFailed = false;
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public DropTargetPanel() {
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final DropTargetListener dtl = new DropTargetAdapter() {
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public void dragOver(DropTargetDragEvent dtde) {
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try {
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dtde.getCurrentDataFlavorsAsList();
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} catch (Exception e) {
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testFailed = true;
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e.printStackTrace();
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}
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}
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public void drop(DropTargetDropEvent dtde) {
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dtde.rejectDrop();
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}
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};
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final DropTarget dt = new DropTarget(this, dtl);
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}
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public boolean isTestFailed() {
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return testFailed;
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}
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public Dimension getPreferredSize() {
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return new Dimension(100, 100);
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}
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}
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class ProcessResults {
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public int exitValue;
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public String stdout;
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public String stderr;
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public ProcessResults() {
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exitValue = -1;
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stdout = "";
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stderr = "";
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}
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/**
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* Method to perform a "wait" for a process and return its exit value.
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* This is a workaround for <code>Process.waitFor()</code> never returning.
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*/
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public static ProcessResults doWaitFor(Process p) {
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ProcessResults pres = new ProcessResults();
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InputStream in = null;
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InputStream err = null;
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try {
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in = p.getInputStream();
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err = p.getErrorStream();
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boolean finished = false;
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while (!finished) {
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try {
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while (in.available() > 0) {
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pres.stdout += (char)in.read();
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}
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while (err.available() > 0) {
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pres.stderr += (char)err.read();
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}
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// Ask the process for its exitValue. If the process
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// is not finished, an IllegalThreadStateException
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// is thrown. If it is finished, we fall through and
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// the variable finished is set to true.
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pres.exitValue = p.exitValue();
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finished = true;
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}
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catch (IllegalThreadStateException e) {
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// Process is not finished yet;
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// Sleep a little to save on CPU cycles
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Thread.currentThread().sleep(500);
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}
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}
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if (in != null) in.close();
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if (err != null) err.close();
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}
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catch (Throwable e) {
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System.err.println("doWaitFor(): unexpected exception");
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e.printStackTrace();
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throw new RuntimeException(e);
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}
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return pres;
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}
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}
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/****************************************************
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Standard Test Machinery
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DO NOT modify anything below -- it's a standard
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chunk of code whose purpose is to make user
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interaction uniform, and thereby make it simpler
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to read and understand someone else's test.
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****************************************************/
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/**
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This is part of the standard test machinery.
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It creates a dialog (with the instructions), and is the interface
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for sending text messages to the user.
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To print the instructions, send an array of strings to Sysout.createDialog
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WithInstructions method. Put one line of instructions per array entry.
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To display a message for the tester to see, simply call Sysout.println
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with the string to be displayed.
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This mimics System.out.println but works within the test harness as well
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as standalone.
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*/
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class Sysout
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{
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private static TestDialog dialog;
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public static void createDialogWithInstructions( String[] instructions )
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{
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dialog = new TestDialog( new Frame(), "Instructions" );
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dialog.printInstructions( instructions );
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dialog.show();
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println( "Any messages for the tester will display here." );
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}
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public static void createDialog( )
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{
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dialog = new TestDialog( new Frame(), "Instructions" );
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String[] defInstr = { "Instructions will appear here. ", "" } ;
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dialog.printInstructions( defInstr );
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dialog.show();
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println( "Any messages for the tester will display here." );
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}
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public static void printInstructions( String[] instructions )
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{
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dialog.printInstructions( instructions );
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}
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public static void println( String messageIn )
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{
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dialog.displayMessage( messageIn );
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}
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}// Sysout class
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/**
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This is part of the standard test machinery. It provides a place for the
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test instructions to be displayed, and a place for interactive messages
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to the user to be displayed.
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To have the test instructions displayed, see Sysout.
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To have a message to the user be displayed, see Sysout.
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Do not call anything in this dialog directly.
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*/
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class TestDialog extends Dialog
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{
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TextArea instructionsText;
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TextArea messageText;
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int maxStringLength = 80;
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//DO NOT call this directly, go through Sysout
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public TestDialog( Frame frame, String name )
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{
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super( frame, name );
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int scrollBoth = TextArea.SCROLLBARS_BOTH;
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instructionsText = new TextArea( "", 15, maxStringLength, scrollBoth );
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add( "North", instructionsText );
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messageText = new TextArea( "", 5, maxStringLength, scrollBoth );
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add("South", messageText);
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pack();
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show();
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}// TestDialog()
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//DO NOT call this directly, go through Sysout
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public void printInstructions( String[] instructions )
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{
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//Clear out any current instructions
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instructionsText.setText( "" );
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//Go down array of instruction strings
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String printStr, remainingStr;
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for( int i=0; i < instructions.length; i++ )
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{
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//chop up each into pieces maxSringLength long
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remainingStr = instructions[ i ];
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while( remainingStr.length() > 0 )
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{
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//if longer than max then chop off first max chars to print
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if( remainingStr.length() >= maxStringLength )
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{
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//Try to chop on a word boundary
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int posOfSpace = remainingStr.
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lastIndexOf( ' ', maxStringLength - 1 );
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if( posOfSpace <= 0 ) posOfSpace = maxStringLength - 1;
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printStr = remainingStr.substring( 0, posOfSpace + 1 );
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remainingStr = remainingStr.substring( posOfSpace + 1 );
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}
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//else just print
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else
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{
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printStr = remainingStr;
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remainingStr = "";
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}
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instructionsText.append( printStr + "\n" );
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}// while
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}// for
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}//printInstructions()
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//DO NOT call this directly, go through Sysout
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public void displayMessage( String messageIn )
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{
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messageText.append( messageIn + "\n" );
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}
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}// TestDialog class
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