95 lines
3.0 KiB
Java
95 lines
3.0 KiB
Java
/*
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* Copyright (c) 2022, 2024, 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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import java.awt.MediaTracker;
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import javax.swing.ImageIcon;
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import javax.swing.SwingUtilities;
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import java.io.ByteArrayOutputStream;
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import java.io.PrintStream;
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import java.nio.charset.StandardCharsets;
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/*
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* @test
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* @bug 8236987 8320328
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* @summary Verifies ImageIcon constructor produces no output when the
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* thread is interrupted
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* @run main LoadInterruptTest
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*/
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public class LoadInterruptTest {
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private static ByteArrayOutputStream testOut;
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private static PrintStream prevSysOut;
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public static void main(String[] args) throws Exception {
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try {
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SwingUtilities.invokeAndWait(new Runnable() {
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public void run() {
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loadImageIcon();
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}
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});
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} finally {
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unsetOutput();
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}
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}
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public static void setUpOutput() {
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prevSysOut = System.out;
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testOut = new ByteArrayOutputStream();
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System.setOut(new PrintStream(testOut, true, StandardCharsets.UTF_8));
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}
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public static void unsetOutput() {
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if (prevSysOut != null) {
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System.setOut(prevSysOut);
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}
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testOut = null;
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}
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private static void loadImageIcon() {
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setUpOutput();
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Thread.currentThread().interrupt();
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ImageIcon i = new ImageIcon("https://openjdk.org/images/openjdk.png");
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int status = i.getImageLoadStatus();
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boolean interrupted = Thread.currentThread().isInterrupted();
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System.out.flush();
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String outString = testOut.toString(StandardCharsets.UTF_8);
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if (!outString.isEmpty()) {
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throw new RuntimeException("Test Case Failed!!! System.out is not empty : " + outString);
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}
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if (status == MediaTracker.LOADING) {
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throw new RuntimeException("Test Case Failed!!! LOADING... status!!!");
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}
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if (!interrupted) {
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throw new RuntimeException("Interrupted state of the thread is not preserved");
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}
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}
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}
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