jdk-24/test/jdk/java/awt/dnd/DropPerformanceTest.java
Alisen Chung 3bf3876185 8307297: Move some DnD tests to open
Reviewed-by: prr, serb
2023-05-12 21:23:25 +00:00

357 lines
11 KiB
Java

/*
* Copyright (c) 2001, 2023, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import javax.swing.JButton;
import java.awt.Color;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.EventQueue;
import java.awt.Frame;
import java.awt.GridLayout;
import java.awt.Panel;
import java.awt.Point;
import java.awt.Robot;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.Transferable;
import java.awt.datatransfer.UnsupportedFlavorException;
import java.awt.dnd.DnDConstants;
import java.awt.dnd.DragGestureEvent;
import java.awt.dnd.DragGestureListener;
import java.awt.dnd.DragSource;
import java.awt.dnd.DragSourceDragEvent;
import java.awt.dnd.DragSourceDropEvent;
import java.awt.dnd.DragSourceEvent;
import java.awt.dnd.DragSourceListener;
import java.awt.dnd.DropTarget;
import java.awt.dnd.DropTargetContext;
import java.awt.dnd.DropTargetDragEvent;
import java.awt.dnd.DropTargetDropEvent;
import java.awt.dnd.DropTargetEvent;
import java.awt.dnd.DropTargetListener;
import java.awt.event.InputEvent;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;
/*
@test
@bug 4484996
@summary Tests that drop doesn't take too much time on Win 95/98.
@key headful
@run main DropPerformanceTest
*/
public class DropPerformanceTest {
public static final int CODE_NOT_RETURNED = -1;
public static final int CODE_OK = 0;
public static final int CODE_FAILURE = 1;
public static final int FRAME_ACTIVATION_TIMEOUT = 2000;
public static final int DROP_COMPLETION_TIMEOUT = 4000;
public static final int TIME_THRESHOLD = 40000;
private int returnCode = CODE_NOT_RETURNED;
final Frame frame = new Frame();
Robot robot = null;
DropTargetPanel dtpanel = null;
DragSourcePanel dspanel = null;
public static void main(String[] args) throws Exception {
DropPerformanceTest test = new DropPerformanceTest();
if (args.length > 0) {
test.run(args);
} else {
EventQueue.invokeAndWait(test::init);
try {
test.start();
} finally {
EventQueue.invokeAndWait(() -> {
if (test.frame != null) {
test.frame.dispose();
}
});
}
}
}
public void run(String[] args) {
try {
if (args.length != 4) {
throw new RuntimeException("Incorrect command line arguments.");
}
int x = Integer.parseInt(args[0]);
int y = Integer.parseInt(args[1]);
int w = Integer.parseInt(args[2]);
int h = Integer.parseInt(args[3]);
dspanel = new DragSourcePanel();
frame.setTitle("DropPerformanceTest Drop Source Frame");
frame.setLocation(100, 200);
frame.add(dspanel);
frame.pack();
frame.setVisible(true);
Thread.sleep(FRAME_ACTIVATION_TIMEOUT);
Point sourcePoint = dspanel.getLocationOnScreen();
Dimension d = dspanel.getSize();
sourcePoint.translate(d.width / 2, d.height / 2);
Point targetPoint = new Point(x + w / 2, y + h / 2);
robot = new Robot();
robot.mouseMove(sourcePoint.x, sourcePoint.y);
robot.mousePress(InputEvent.BUTTON1_MASK);
for (; !sourcePoint.equals(targetPoint);
sourcePoint.translate(sign(targetPoint.x - sourcePoint.x),
sign(targetPoint.y - sourcePoint.y))) {
robot.mouseMove(sourcePoint.x, sourcePoint.y);
Thread.sleep(10);
}
robot.mouseRelease(InputEvent.BUTTON1_MASK);
Thread.sleep(DROP_COMPLETION_TIMEOUT);
} catch (Throwable e) {
e.printStackTrace();
System.exit(DropPerformanceTest.CODE_FAILURE);
}
System.exit(DropPerformanceTest.CODE_OK);
} // run()
public static int sign(int n) {
return n < 0 ? -1 : n == 0 ? 0 : 1;
}
public void init() {
dtpanel = new DropTargetPanel();
frame.setTitle("Drop Target Frame");
frame.setLocation(250, 200);
frame.add(dtpanel);
frame.pack();
frame.setVisible(true);
}
private void launchChildVM() {
try {
Thread.sleep(FRAME_ACTIVATION_TIMEOUT);
Point p = dtpanel.getLocationOnScreen();
Dimension d = dtpanel.getSize();
String javaPath = System.getProperty("java.home", "");
String command = javaPath + File.separator + "bin" +
File.separator + "java -cp " + System.getProperty("test.classes", ".") +
" DropPerformanceTest " +
p.x + " " + p.y + " " + d.width + " " + d.height;
Process process = Runtime.getRuntime().exec(command);
returnCode = process.waitFor();
InputStream errorStream = process.getErrorStream();
int count = errorStream.available();
if (count > 0) {
byte[] b = new byte[count];
errorStream.read(b);
System.err.println("========= Child VM System.err ========");
System.err.print(new String(b));
System.err.println("======================================");
}
} catch (Throwable e) {
e.printStackTrace();
}
switch (returnCode) {
case CODE_NOT_RETURNED:
System.err.println("Child VM: failed to start");
break;
case CODE_OK:
System.err.println("Child VM: normal termination");
break;
case CODE_FAILURE:
System.err.println("Child VM: abnormal termination");
break;
}
if (returnCode != CODE_OK) {
throw new RuntimeException("The test failed.");
}
}
public void start() {
launchChildVM();
System.err.println("Drop consumed " + dtpanel.getDropTime() + " milliseconds");
if (dtpanel.getDropTime() > TIME_THRESHOLD) {
throw new RuntimeException("The test failed: drop took too much time");
}
}
}
class DragSourceButton extends JButton
implements Transferable, Serializable,
DragGestureListener, DragSourceListener {
public DataFlavor dataflavor = new DataFlavor(DragSourceButton.class, "Source");
DragSourceButton(String str) {
super(str);
DragSource ds = DragSource.getDefaultDragSource();
ds.createDefaultDragGestureRecognizer(this, DnDConstants.ACTION_COPY, this);
}
public void dragGestureRecognized(DragGestureEvent dge) {
dge.startDrag(null, this, this);
}
public Object getTransferData(DataFlavor flavor) throws UnsupportedFlavorException, IOException {
Object ret = null;
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ObjectOutputStream oos = new ObjectOutputStream(baos);
oos.writeObject(this);
ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
ObjectInputStream ois = new ObjectInputStream(bais);
try {
ret = (DragSourceButton)ois.readObject();
} catch (ClassNotFoundException cannotHappen) {
return null;
}
return ret;
}
public DataFlavor[] getTransferDataFlavors() {
return new DataFlavor[] { dataflavor };
}
public boolean isDataFlavorSupported(DataFlavor dflavor) {
return dataflavor.equals(dflavor);
}
public void dragEnter(DragSourceDragEvent dsde) {}
public void dragExit(DragSourceEvent dse) {}
public void dragOver(DragSourceDragEvent dsde) {}
public void dragDropEnd(DragSourceDropEvent dsde) {}
public void dropActionChanged(DragSourceDragEvent dsde) {}
}
class DragSourcePanel extends Panel {
final Dimension preferredDimension = new Dimension(100, 50);
public DragSourcePanel() {
setLayout(new GridLayout(1, 1));
add(new DragSourceButton("Drag me"));
}
public Dimension getPreferredSize() {
return preferredDimension;
}
}
class DropTargetPanel extends Panel implements DropTargetListener {
final Dimension preferredDimension = new Dimension(100, 50);
private long dropTime = 0;
public DropTargetPanel() {
setBackground(Color.green);
setDropTarget(new DropTarget(this, this));
}
public long getDropTime() {
return dropTime;
}
public Dimension getPreferredSize() {
return preferredDimension;
}
public void dragEnter(DropTargetDragEvent dtde) {
dtde.acceptDrag(DnDConstants.ACTION_COPY);
}
public void dragExit(DropTargetEvent dte) {}
public void dragOver(DropTargetDragEvent dtde) {
dtde.acceptDrag(DnDConstants.ACTION_COPY);
}
public void drop(DropTargetDropEvent dtde) {
DropTargetContext dtc = dtde.getDropTargetContext();
if ((dtde.getSourceActions() & DnDConstants.ACTION_COPY) != 0) {
dtde.acceptDrop(DnDConstants.ACTION_COPY);
} else {
dtde.rejectDrop();
return;
}
Transferable t = dtde.getTransferable();
DataFlavor[] dfs = t.getTransferDataFlavors();
long before = System.currentTimeMillis();
if (dfs != null && dfs.length >= 1) {
Object obj = null;
try {
obj = t.getTransferData(dfs[0]);
} catch (IOException ioe) {
dtc.dropComplete(false);
return;
} catch (UnsupportedFlavorException ufe) {
dtc.dropComplete(false);
return;
}
if (obj != null) {
Component comp = (Component)obj;
add(comp);
}
}
long after = System.currentTimeMillis();
dropTime = after - before;
synchronized (this) {
notifyAll();
}
dtc.dropComplete(true);
validate();
}
public void dropActionChanged(DropTargetDragEvent dtde) {}
}