/*

 * Copyright (c) 2009, 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

 * @bug 6526631

 * @summary Resizes right-oriented scroll pane

 * @author Sergey Malenkov

 * @library ..

 */

import java.awt.ComponentOrientation;

import java.awt.Dimension;

import javax.swing.JFrame;

import javax.swing.JScrollBar;

import javax.swing.JScrollPane;

import javax.swing.JTextArea;

import javax.swing.JViewport;

public class Test6526631 {

    private static final int COLS = 90;

    private static final int ROWS = 50;

    private static final int OFFSET = 10;

    public static void main(String[] args) throws Throwable {

        SwingTest.start(Test6526631.class);

    }

    private final JScrollPane pane;

    private final JFrame frame;

    public Test6526631(JFrame frame) {

        this.pane = new JScrollPane(new JTextArea(ROWS, COLS));

        this.pane.setComponentOrientation(ComponentOrientation.RIGHT_TO_LEFT);

        this.frame = frame;

        this.frame.add(this.pane);

    }

    private void update(int offset) {

        Dimension size = this.frame.getSize();

        size.width += offset;

        this.frame.setSize(size);

    }

    public void validateFirst() {

        validateThird();

        update(OFFSET);

    }

    public void validateSecond() {

        validateThird();

        update(-OFFSET);

    }

    public void validateThird() {

        JViewport viewport = this.pane.getViewport();

        JScrollBar scroller = this.pane.getHorizontalScrollBar();

        if (!scroller.getComponentOrientation().equals(ComponentOrientation.RIGHT_TO_LEFT)) {

            throw new Error("unexpected component orientation");

        }

        int value = scroller.getValue();

        if (value != 0) {

            throw new Error("unexpected scroll value");

        }

        int extent = viewport.getExtentSize().width;

        if (extent != scroller.getVisibleAmount()) {

            throw new Error("unexpected visible amount");

        }

        int size = viewport.getViewSize().width;

        if (size != scroller.getMaximum()) {

            throw new Error("unexpected maximum");

        }

        int pos = size - extent - value;

        if (pos != viewport.getViewPosition().x) {

            throw new Error("unexpected position");

        }

    }

}