jdk-24/test/jdk/javax/swing/border/TestTitledBorderLeak.java
2024-09-12 02:06:09 +00:00

53 lines
1.8 KiB
Java

/*
* Copyright (c) 2018, 2024, 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
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import java.lang.ref.Reference;
import java.lang.ref.WeakReference;
import javax.swing.border.TitledBorder;
/**
* @test
* @bug 8204963
* @summary Verifies TitledBorder's memory leak
* @library /javax/swing/regtesthelpers
* @build Util
* @run main/timeout=60/othervm -Xmx32m TestTitledBorderLeak
*/
public final class TestTitledBorderLeak {
public static void main(String[] args) throws Exception {
Reference<TitledBorder> border = getTitleBorder();
int attempt = 0;
while (border.get() != null) {
Util.generateOOME();
System.out.println("Not freed, attempt: " + attempt++);
}
}
private static Reference<TitledBorder> getTitleBorder() {
TitledBorder tb = new TitledBorder("");
return new WeakReference<>(tb);
}
}