test/jdk/java/awt/Focus/6382144/EndlessLoopTest.java - platform/libcore - Git at Google

 /*
  * Copyright (c) 2006, 2018, 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.
  */

 /*
   @test
   @key headful
   @bug 6382144
   @summary REGRESSION: InputVerifier and JOptionPane
   @author oleg.sukhodolsky: area=awt.focus
   @run main EndlessLoopTest
 */

 /**
  * EndlessLoopTest.java
  *
  * summary: REGRESSION: InputVerifier and JOptionPane
  */

 import java.awt.AWTException;
 import java.awt.BorderLayout;
 import java.awt.Component;
 import java.awt.Dialog;
 import java.awt.Frame;
 import java.awt.Point;
 import java.awt.Robot;
 import java.awt.TextArea;
 import java.awt.Toolkit;

 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
 import java.awt.event.InputEvent;
 import java.awt.event.KeyEvent;

 import javax.swing.InputVerifier;
 import javax.swing.JButton;
 import javax.swing.JComponent;
 import javax.swing.JDialog;
 import javax.swing.JFrame;
 import javax.swing.JTextField;

 public class EndlessLoopTest
 {

     //*** test-writer defined static variables go here ***
     static volatile int n_iv_calls;


     private static void init()
     {
         //*** Create instructions for the user here ***

         JFrame frame = new JFrame();
         final JDialog dialog = new JDialog(frame, true);
         JButton button = new JButton("press me");
         button.addActionListener(new ActionListener() {
                 public void actionPerformed(ActionEvent ae) {
                     dialog.dispose();
                 }
             });
         dialog.getContentPane().add(button);
         dialog.pack();

         JTextField t1 = new JTextField();
         t1.setInputVerifier(new InputVerifier() {
             public boolean verify(JComponent input) {
                 n_iv_calls++;
                 if (n_iv_calls == 1) {
                     dialog.setVisible(true);
                 }
                 return true;
             }
         });
         JTextField t2 = new JTextField();


         frame.getContentPane().add(t1, BorderLayout.NORTH);
         frame.getContentPane().add(t2, BorderLayout.SOUTH);
         frame.setSize(200, 200);
         frame.setVisible(true);

         Robot r = null;
         try {
             r = new Robot();
         } catch (AWTException e) {
             EndlessLoopTest.fail(e);
         }

         try {
             r.waitForIdle();

             mouseClickOnComp(r, t1);
             r.waitForIdle();

             if (!t1.isFocusOwner()) {
                 throw new RuntimeException("t1 is not a focus owner");
             }
             n_iv_calls = 0;
             r.keyPress(KeyEvent.VK_TAB);
             r.delay(10);
             r.keyRelease(KeyEvent.VK_TAB);
             r.waitForIdle();

             mouseClickOnComp(r, button);
             r.waitForIdle();
         } catch (Exception e) {
             EndlessLoopTest.fail(e);
         }

         if (n_iv_calls != 1) {
             EndlessLoopTest.fail(new RuntimeException("InputVerifier was called " + n_iv_calls + " times"));
         }

         EndlessLoopTest.pass();

     }//End  init()


     static void mouseClickOnComp(Robot r, Component comp) {
         Point loc = comp.getLocationOnScreen();
         loc.x += comp.getWidth() / 2;
         loc.y += comp.getHeight() / 2;
         r.mouseMove(loc.x, loc.y);
         r.delay(10);
         r.mousePress(InputEvent.BUTTON1_MASK);
         r.delay(10);
         r.mouseRelease(InputEvent.BUTTON1_MASK);
     }

     /*****************************************************
      * Standard Test Machinery Section
      * DO NOT modify anything in this section -- it's a
      * standard chunk of code which has all of the
      * synchronisation necessary for the test harness.
      * By keeping it the same in all tests, it is easier
      * to read and understand someone else's test, as
      * well as insuring that all tests behave correctly
      * with the test harness.
      * There is a section following this for test-
      * classes
      ******************************************************/
     private static boolean theTestPassed = false;
     private static boolean testGeneratedInterrupt = false;
     private static String failureMessage = "";

     private static Thread mainThread = null;

     private static int sleepTime = 300000;

     // Not sure about what happens if multiple of this test are
     //  instantiated in the same VM.  Being static (and using
     //  static vars), it aint gonna work.  Not worrying about
     //  it for now.
     public static void main( String args[] ) throws InterruptedException
     {
         mainThread = Thread.currentThread();
         try
         {
             init();
         }
         catch( TestPassedException e )
         {
             //The test passed, so just return from main and harness will
             // interepret this return as a pass
             return;
         }
         //At this point, neither test pass nor test fail has been
         // called -- either would have thrown an exception and ended the
         // test, so we know we have multiple threads.

         //Test involves other threads, so sleep and wait for them to
         // called pass() or fail()
         try
         {
             Thread.sleep( sleepTime );
             //Timed out, so fail the test
             throw new RuntimeException( "Timed out after " + sleepTime/1000 + " seconds" );
         }
         catch (InterruptedException e)
         {
             //The test harness may have interrupted the test.  If so, rethrow the exception
             // so that the harness gets it and deals with it.
             if( ! testGeneratedInterrupt ) throw e;

             //reset flag in case hit this code more than once for some reason (just safety)
             testGeneratedInterrupt = false;

             if ( theTestPassed == false )
             {
                 throw new RuntimeException( failureMessage );
             }
         }

     }//main

     public static synchronized void setTimeoutTo( int seconds )
     {
         sleepTime = seconds * 1000;
     }

     public static synchronized void pass()
     {
         System.out.println( "The test passed." );
         System.out.println( "The test is over, hit  Ctl-C to stop Java VM" );
         //first check if this is executing in main thread
         if ( mainThread == Thread.currentThread() )
         {
             //Still in the main thread, so set the flag just for kicks,
             // and throw a test passed exception which will be caught
             // and end the test.
             theTestPassed = true;
             throw new TestPassedException();
         }
         theTestPassed = true;
         testGeneratedInterrupt = true;
         mainThread.interrupt();
     }//pass()

     public static synchronized void fail( Exception whyFailed )
     {
         System.out.println( "The test failed: " + whyFailed );
         System.out.println( "The test is over, hit  Ctl-C to stop Java VM" );
         //check if this called from main thread
         if ( mainThread == Thread.currentThread() )
         {
             //If main thread, fail now 'cause not sleeping
             throw new RuntimeException( whyFailed );
         }
         theTestPassed = false;
         testGeneratedInterrupt = true;
         failureMessage = whyFailed.toString();
         mainThread.interrupt();
     }//fail()

 }// class EndlessLoopTest

 //This exception is used to exit from any level of call nesting
 // when it's determined that the test has passed, and immediately
 // end the test.
 class TestPassedException extends RuntimeException
 {
 }
	/*
	* Copyright (c) 2006, 2018, 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.
	*/

	/*
	@test
	@key headful
	@bug 6382144
	@summary REGRESSION: InputVerifier and JOptionPane
	@author oleg.sukhodolsky: area=awt.focus
	@run main EndlessLoopTest
	*/

	/**
	* EndlessLoopTest.java
	*
	* summary: REGRESSION: InputVerifier and JOptionPane
	*/

	import java.awt.AWTException;
	import java.awt.BorderLayout;
	import java.awt.Component;
	import java.awt.Dialog;
	import java.awt.Frame;
	import java.awt.Point;
	import java.awt.Robot;
	import java.awt.TextArea;
	import java.awt.Toolkit;

	import java.awt.event.ActionEvent;
	import java.awt.event.ActionListener;
	import java.awt.event.InputEvent;
	import java.awt.event.KeyEvent;

	import javax.swing.InputVerifier;
	import javax.swing.JButton;
	import javax.swing.JComponent;
	import javax.swing.JDialog;
	import javax.swing.JFrame;
	import javax.swing.JTextField;

	public class EndlessLoopTest
	{

	//* test-writer defined static variables go here *
	static volatile int n_iv_calls;


	private static void init()
	{
	//* Create instructions for the user here *

	JFrame frame = new JFrame();
	final JDialog dialog = new JDialog(frame, true);
	JButton button = new JButton("press me");
	button.addActionListener(new ActionListener() {
	public void actionPerformed(ActionEvent ae) {
	dialog.dispose();
	}
	});
	dialog.getContentPane().add(button);
	dialog.pack();

	JTextField t1 = new JTextField();
	t1.setInputVerifier(new InputVerifier() {
	public boolean verify(JComponent input) {
	n_iv_calls++;
	if (n_iv_calls == 1) {
	dialog.setVisible(true);
	}
	return true;
	}
	});
	JTextField t2 = new JTextField();


	frame.getContentPane().add(t1, BorderLayout.NORTH);
	frame.getContentPane().add(t2, BorderLayout.SOUTH);
	frame.setSize(200, 200);
	frame.setVisible(true);

	Robot r = null;
	try {
	r = new Robot();
	} catch (AWTException e) {
	EndlessLoopTest.fail(e);
	}

	try {
	r.waitForIdle();

	mouseClickOnComp(r, t1);
	r.waitForIdle();

	if (!t1.isFocusOwner()) {
	throw new RuntimeException("t1 is not a focus owner");
	}
	n_iv_calls = 0;
	r.keyPress(KeyEvent.VK_TAB);
	r.delay(10);
	r.keyRelease(KeyEvent.VK_TAB);
	r.waitForIdle();

	mouseClickOnComp(r, button);
	r.waitForIdle();
	} catch (Exception e) {
	EndlessLoopTest.fail(e);
	}

	if (n_iv_calls != 1) {
	EndlessLoopTest.fail(new RuntimeException("InputVerifier was called " + n_iv_calls + " times"));
	}

	EndlessLoopTest.pass();

	}//End init()


	static void mouseClickOnComp(Robot r, Component comp) {
	Point loc = comp.getLocationOnScreen();
	loc.x += comp.getWidth() / 2;
	loc.y += comp.getHeight() / 2;
	r.mouseMove(loc.x, loc.y);
	r.delay(10);
	r.mousePress(InputEvent.BUTTON1_MASK);
	r.delay(10);
	r.mouseRelease(InputEvent.BUTTON1_MASK);
	}

	/*****************************************************
	* Standard Test Machinery Section
	* DO NOT modify anything in this section -- it's a
	* standard chunk of code which has all of the
	* synchronisation necessary for the test harness.
	* By keeping it the same in all tests, it is easier
	* to read and understand someone else's test, as
	* well as insuring that all tests behave correctly
	* with the test harness.
	* There is a section following this for test-
	* classes
	******************************************************/
	private static boolean theTestPassed = false;
	private static boolean testGeneratedInterrupt = false;
	private static String failureMessage = "";

	private static Thread mainThread = null;

	private static int sleepTime = 300000;

	// Not sure about what happens if multiple of this test are
	// instantiated in the same VM. Being static (and using
	// static vars), it aint gonna work. Not worrying about
	// it for now.
	public static void main( String args[] ) throws InterruptedException
	{
	mainThread = Thread.currentThread();
	try
	{
	init();
	}
	catch( TestPassedException e )
	{
	//The test passed, so just return from main and harness will
	// interepret this return as a pass
	return;
	}
	//At this point, neither test pass nor test fail has been
	// called -- either would have thrown an exception and ended the
	// test, so we know we have multiple threads.

	//Test involves other threads, so sleep and wait for them to
	// called pass() or fail()
	try
	{
	Thread.sleep( sleepTime );
	//Timed out, so fail the test
	throw new RuntimeException( "Timed out after " + sleepTime/1000 + " seconds" );
	}
	catch (InterruptedException e)
	{
	//The test harness may have interrupted the test. If so, rethrow the exception
	// so that the harness gets it and deals with it.
	if( ! testGeneratedInterrupt ) throw e;

	//reset flag in case hit this code more than once for some reason (just safety)
	testGeneratedInterrupt = false;

	if ( theTestPassed == false )
	{
	throw new RuntimeException( failureMessage );
	}
	}

	}//main

	public static synchronized void setTimeoutTo( int seconds )
	{
	sleepTime = seconds * 1000;
	}

	public static synchronized void pass()
	{
	System.out.println( "The test passed." );
	System.out.println( "The test is over, hit Ctl-C to stop Java VM" );
	//first check if this is executing in main thread
	if ( mainThread == Thread.currentThread() )
	{
	//Still in the main thread, so set the flag just for kicks,
	// and throw a test passed exception which will be caught
	// and end the test.
	theTestPassed = true;
	throw new TestPassedException();
	}
	theTestPassed = true;
	testGeneratedInterrupt = true;
	mainThread.interrupt();
	}//pass()

	public static synchronized void fail( Exception whyFailed )
	{
	System.out.println( "The test failed: " + whyFailed );
	System.out.println( "The test is over, hit Ctl-C to stop Java VM" );
	//check if this called from main thread
	if ( mainThread == Thread.currentThread() )
	{
	//If main thread, fail now 'cause not sleeping
	throw new RuntimeException( whyFailed );
	}
	theTestPassed = false;
	testGeneratedInterrupt = true;
	failureMessage = whyFailed.toString();
	mainThread.interrupt();
	}//fail()

	}// class EndlessLoopTest

	//This exception is used to exit from any level of call nesting
	// when it's determined that the test has passed, and immediately
	// end the test.
	class TestPassedException extends RuntimeException
	{
	}