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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * 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).
 *
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import javax.swing.JDesktopPane;
import javax.swing.JFrame;
import javax.swing.JInternalFrame;

import static javax.swing.SwingUtilities.invokeAndWait;

/*
 * @test
 * @bug 4320889
 * @key headful
 * @summary Tests if default background color is set correctly for JInternalFrame
*/

public class bug4320889 {
    private static JFrame jFrame;

    private static final int FRAME_SIZE = 200;
    private static final int JIF_SIZE = 100;

    public static void main(String[] args) throws Exception {
        invokeAndWait(() -> {
            try {
                jFrame = new JFrame("bug4320889 - JFrame b/g color");
                JDesktopPane desktop = new JDesktopPane();
                jFrame.setSize(FRAME_SIZE, FRAME_SIZE);
                jFrame.setContentPane(desktop);

                JInternalFrame jif = new JInternalFrame();
                jif.setSize(JIF_SIZE, JIF_SIZE);
                jif.setLocation(5, 5);
                desktop.add(jif);
                jif.setVisible(true);
                jFrame.setVisible(true);

                if ((jif.getBackground()).equals(desktop.getBackground())) {
                    throw new RuntimeException("Test failed: default background color" +
                            " is not set correctly for JInternalFrame");
                }
            } finally {
                if (jFrame != null) {
                    jFrame.dispose();
                }
            }
        });
    }
}