RealSyncOnEDT.java revision 2362
0N/A/*
0N/A * Copyright (c) 2007, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
0N/A * published by the Free Software Foundation.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
0N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
0N/A * or visit www.oracle.com if you need additional information or have any
0N/A * questions.
0N/A */
0N/A
0N/A/*
0N/A @test
0N/A @bug 6541903
0N/A @summary Tests if the realSync() throws the IllegalThreadException while invoked on the EDT
0N/A @author anthony.petrov: area=awt.toolkit
0N/A @run main/timeout=10 RealSyncOnEDT
0N/A*/
0N/A
0N/A
0N/A/**
0N/A * RealSyncOnEDT.java
0N/A *
0N/A * summary: Tests if the realSync() throws the IllegalThreadException while invoked on the EDT
0N/A */
0N/A
0N/Aimport java.awt.*;
0N/Aimport java.awt.event.*;
0N/A
0N/A
0N/Apublic class RealSyncOnEDT
686N/A{
0N/A static Exception exceptionCaught = null;
0N/A
0N/A private static void init()
0N/A {
0N/A String[] instructions =
0N/A {
0N/A "This is an AUTOMATIC test, simply wait until it is done.",
0N/A "The result (passed or failed) will be shown in the",
0N/A "message window below."
0N/A };
0N/A Sysout.createDialog( );
0N/A Sysout.printInstructions( instructions );
0N/A
0N/A
0N/A // Try to invoke the realSync() on the EDT
0N/A try {
0N/A EventQueue.invokeAndWait(new Runnable() {
0N/A public void run() {
0N/A Frame frame = new Frame("Test frame");
0N/A
0N/A frame.setSize(100, 100);
0N/A frame.setVisible(true);
0N/A
0N/A try {
0N/A ((sun.awt.SunToolkit)java.awt.Toolkit.getDefaultToolkit()).realSync();
0N/A } catch (Exception e) {
0N/A exceptionCaught = e;
0N/A }
0N/A }
0N/A });
0N/A } catch (InterruptedException e) {
0N/A e.printStackTrace();
0N/A fail("Unexpected exception caught: " + e);
0N/A return;
0N/A } catch (java.lang.reflect.InvocationTargetException e) {
0N/A e.printStackTrace();
0N/A fail("Unexpected exception caught: " + e);
0N/A return;
0N/A }
0N/A
0N/A // We expect the IllegalThreadException to be thrown.
0N/A if (exceptionCaught == null) {
0N/A fail("No exception was thrown by the realSync() method.");
0N/A return;
0N/A } else if (!exceptionCaught.getClass().getName().equals("sun.awt.SunToolkit$IllegalThreadException")) {
0N/A exceptionCaught.printStackTrace();
0N/A fail("Unexpected exception caught while invoking the realSync(): " + exceptionCaught);
0N/A return;
0N/A }
0N/A pass();
0N/A
0N/A }//End init()
0N/A
0N/A
0N/A
0N/A /*****************************************************
0N/A * Standard Test Machinery Section
0N/A * DO NOT modify anything in this section -- it's a
0N/A * standard chunk of code which has all of the
0N/A * synchronisation necessary for the test harness.
0N/A * By keeping it the same in all tests, it is easier
0N/A * to read and understand someone else's test, as
0N/A * well as insuring that all tests behave correctly
0N/A * with the test harness.
0N/A * There is a section following this for test-
0N/A * classes
0N/A ******************************************************/
0N/A private static boolean theTestPassed = false;
0N/A private static boolean testGeneratedInterrupt = false;
0N/A private static String failureMessage = "";
0N/A
0N/A private static Thread mainThread = null;
0N/A
0N/A private static int sleepTime = 300000;
0N/A
0N/A // Not sure about what happens if multiple of this test are
0N/A // instantiated in the same VM. Being static (and using
0N/A // static vars), it aint gonna work. Not worrying about
0N/A // it for now.
0N/A public static void main( String args[] ) throws InterruptedException
0N/A {
0N/A mainThread = Thread.currentThread();
0N/A try
0N/A {
0N/A init();
0N/A }
0N/A catch( TestPassedException e )
0N/A {
0N/A //The test passed, so just return from main and harness will
0N/A // interepret this return as a pass
0N/A return;
0N/A }
0N/A //At this point, neither test pass nor test fail has been
0N/A // called -- either would have thrown an exception and ended the
0N/A // test, so we know we have multiple threads.
0N/A
0N/A //Test involves other threads, so sleep and wait for them to
0N/A // called pass() or fail()
0N/A try
0N/A {
0N/A Thread.sleep( sleepTime );
0N/A //Timed out, so fail the test
0N/A throw new RuntimeException( "Timed out after " + sleepTime/1000 + " seconds" );
0N/A }
0N/A catch (InterruptedException e)
0N/A {
0N/A //The test harness may have interrupted the test. If so, rethrow the exception
0N/A // so that the harness gets it and deals with it.
0N/A if( ! testGeneratedInterrupt ) throw e;
0N/A
0N/A //reset flag in case hit this code more than once for some reason (just safety)
0N/A testGeneratedInterrupt = false;
0N/A
0N/A if ( theTestPassed == false )
0N/A {
0N/A throw new RuntimeException( failureMessage );
0N/A }
0N/A }
0N/A
0N/A }//main
0N/A
0N/A public static synchronized void setTimeoutTo( int seconds )
0N/A {
0N/A sleepTime = seconds * 1000;
0N/A }
0N/A
0N/A public static synchronized void pass()
0N/A {
0N/A Sysout.println( "The test passed." );
0N/A Sysout.println( "The test is over, hit Ctl-C to stop Java VM" );
0N/A //first check if this is executing in main thread
0N/A if ( mainThread == Thread.currentThread() )
0N/A {
0N/A //Still in the main thread, so set the flag just for kicks,
0N/A // and throw a test passed exception which will be caught
0N/A // and end the test.
0N/A theTestPassed = true;
0N/A throw new TestPassedException();
0N/A }
0N/A theTestPassed = true;
0N/A testGeneratedInterrupt = true;
0N/A mainThread.interrupt();
0N/A }//pass()
0N/A
0N/A public static synchronized void fail()
0N/A {
0N/A //test writer didn't specify why test failed, so give generic
0N/A fail( "it just plain failed! :-)" );
0N/A }
0N/A
0N/A public static synchronized void fail( String whyFailed )
0N/A {
0N/A Sysout.println( "The test failed: " + whyFailed );
0N/A Sysout.println( "The test is over, hit Ctl-C to stop Java VM" );
0N/A //check if this called from main thread
0N/A if ( mainThread == Thread.currentThread() )
0N/A {
0N/A //If main thread, fail now 'cause not sleeping
0N/A throw new RuntimeException( whyFailed );
0N/A }
0N/A theTestPassed = false;
0N/A testGeneratedInterrupt = true;
0N/A failureMessage = whyFailed;
0N/A mainThread.interrupt();
0N/A }//fail()
0N/A
0N/A}// class RealSyncOnEDT
0N/A
0N/A//This exception is used to exit from any level of call nesting
0N/A// when it's determined that the test has passed, and immediately
0N/A// end the test.
0N/Aclass TestPassedException extends RuntimeException
0N/A{
0N/A}
0N/A
0N/A//*********** End Standard Test Machinery Section **********
0N/A
0N/A
0N/A//************ Begin classes defined for the test ****************
0N/A
0N/A// if want to make listeners, here is the recommended place for them, then instantiate
0N/A// them in init()
0N/A
0N/A/* Example of a class which may be written as part of a test
0N/Aclass NewClass implements anInterface
0N/A {
0N/A static int newVar = 0;
0N/A
0N/A public void eventDispatched(AWTEvent e)
0N/A {
0N/A //Counting events to see if we get enough
0N/A eventCount++;
0N/A
0N/A if( eventCount == 20 )
0N/A {
0N/A //got enough events, so pass
0N/A
0N/A RealSyncOnEDT.pass();
0N/A }
0N/A else if( tries == 20 )
0N/A {
0N/A //tried too many times without getting enough events so fail
RealSyncOnEDT.fail();
}
}// eventDispatched()
}// NewClass class
*/
//************** End classes defined for the test *******************
/****************************************************
Standard Test Machinery
DO NOT modify anything below -- it's a standard
chunk of code whose purpose is to make user
interaction uniform, and thereby make it simpler
to read and understand someone else's test.
****************************************************/
/**
This is part of the standard test machinery.
It creates a dialog (with the instructions), and is the interface
for sending text messages to the user.
To print the instructions, send an array of strings to Sysout.createDialog
WithInstructions method. Put one line of instructions per array entry.
To display a message for the tester to see, simply call Sysout.println
with the string to be displayed.
This mimics System.out.println but works within the test harness as well
as standalone.
*/
class Sysout
{
private static TestDialog dialog;
public static void createDialogWithInstructions( String[] instructions )
{
dialog = new TestDialog( new Frame(), "Instructions" );
dialog.printInstructions( instructions );
dialog.setVisible(true);
println( "Any messages for the tester will display here." );
}
public static void createDialog( )
{
dialog = new TestDialog( new Frame(), "Instructions" );
String[] defInstr = { "Instructions will appear here. ", "" } ;
dialog.printInstructions( defInstr );
dialog.setVisible(true);
println( "Any messages for the tester will display here." );
}
public static void printInstructions( String[] instructions )
{
dialog.printInstructions( instructions );
}
public static void println( String messageIn )
{
dialog.displayMessage( messageIn );
System.out.println(messageIn);
}
}// Sysout class
/**
This is part of the standard test machinery. It provides a place for the
test instructions to be displayed, and a place for interactive messages
to the user to be displayed.
To have the test instructions displayed, see Sysout.
To have a message to the user be displayed, see Sysout.
Do not call anything in this dialog directly.
*/
class TestDialog extends Dialog
{
TextArea instructionsText;
TextArea messageText;
int maxStringLength = 80;
//DO NOT call this directly, go through Sysout
public TestDialog( Frame frame, String name )
{
super( frame, name );
int scrollBoth = TextArea.SCROLLBARS_BOTH;
instructionsText = new TextArea( "", 15, maxStringLength, scrollBoth );
add( "North", instructionsText );
messageText = new TextArea( "", 5, maxStringLength, scrollBoth );
add("Center", messageText);
pack();
setVisible(true);
}// TestDialog()
//DO NOT call this directly, go through Sysout
public void printInstructions( String[] instructions )
{
//Clear out any current instructions
instructionsText.setText( "" );
//Go down array of instruction strings
String printStr, remainingStr;
for( int i=0; i < instructions.length; i++ )
{
//chop up each into pieces maxSringLength long
remainingStr = instructions[ i ];
while( remainingStr.length() > 0 )
{
//if longer than max then chop off first max chars to print
if( remainingStr.length() >= maxStringLength )
{
//Try to chop on a word boundary
int posOfSpace = remainingStr.
lastIndexOf( ' ', maxStringLength - 1 );
if( posOfSpace <= 0 ) posOfSpace = maxStringLength - 1;
printStr = remainingStr.substring( 0, posOfSpace + 1 );
remainingStr = remainingStr.substring( posOfSpace + 1 );
}
//else just print
else
{
printStr = remainingStr;
remainingStr = "";
}
instructionsText.append( printStr + "\n" );
}// while
}// for
}//printInstructions()
//DO NOT call this directly, go through Sysout
public void displayMessage( String messageIn )
{
messageText.append( messageIn + "\n" );
System.out.println(messageIn);
}
}// TestDialog class