94 lines
3.3 KiB
Java
94 lines
3.3 KiB
Java
/*
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* Copyright (c) 2022, 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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/* @test
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* @bug 6445283
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* @library /java/awt/regtesthelpers
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* @build PassFailJFrame
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* @summary Tests if ProgressMonitorInputStream reports progress accurately
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* @run main/manual ProgressTest
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*/
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import java.io.InputStream;
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import java.awt.EventQueue;
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import javax.swing.ProgressMonitorInputStream;
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public class ProgressTest {
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static volatile long total = 0;
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private static final String instructionsText =
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"A ProgressMonitor will be shown.\n" +
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" If it shows blank progressbar after 2048MB bytes read,\n"+
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" press Fail else press Pass";
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public static void main(String[] args) throws Exception {
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PassFailJFrame pfjFrame = new PassFailJFrame("JScrollPane "
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+ "Test Instructions", instructionsText, 5);
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PassFailJFrame.positionTestWindow(null, PassFailJFrame.Position.VERTICAL);
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final long SIZE = (long) (Integer.MAX_VALUE * 1.5);
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InputStream fileIn = new InputStream() {
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long read = 0;
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@Override
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public int available() {
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return (int) Math.min(SIZE - read, Integer.MAX_VALUE);
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}
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@Override
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public int read() {
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return (SIZE - read++ > 0) ? 1 : -1;
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}
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};
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ProgressMonitorInputStream pmis =
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new ProgressMonitorInputStream(null, "Reading File", fileIn);
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Thread thread = new Thread() {
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public void run() {
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byte[] buffer = new byte[512];
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int nb = 0;
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while (true) {
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try {
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nb = pmis.read(buffer);
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} catch (Exception e){}
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if (nb == 0) break;
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total += nb;
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System.out.println("total " + total);
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if ((total % (1024*1024)) == 0) {
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try {
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EventQueue.invokeAndWait(() -> {
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pmis.getProgressMonitor().setNote(total/(1024*1024)+" MB Read");
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});
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} catch (Exception e) {}
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}
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}
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}
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};
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thread.start();
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pfjFrame.awaitAndCheck();
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}
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}
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