227 lines
7.2 KiB
Java
227 lines
7.2 KiB
Java
/*
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* Copyright (c) 2010, 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.Color;
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import java.awt.Dimension;
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import java.awt.EventQueue;
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import java.awt.Frame;
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import java.awt.Graphics;
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import java.awt.Point;
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import java.awt.Rectangle;
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import java.awt.Robot;
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import java.awt.Toolkit;
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import java.awt.geom.Area;
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import java.awt.geom.Ellipse2D;
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import java.awt.geom.Rectangle2D;
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import java.io.File;
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import java.io.IOException;
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import javax.imageio.ImageIO;
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/*
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* @test
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* @key headful
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* @bug 6988428
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* @summary Tests whether shape is always set
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* @run main/othervm -Dsun.java2d.uiScale=1 ShapeNotSetSometimes
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*/
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public class ShapeNotSetSometimes {
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private Frame backgroundFrame;
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private Frame window;
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private Point[] pointsOutsideToCheck;
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private Point[] shadedPointsToCheck;
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private Point innerPoint;
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private static Robot robot;
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private static final Color BACKGROUND_COLOR = Color.GREEN;
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private static final Color SHAPE_COLOR = Color.WHITE;
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private static final int DIM = 300;
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private static final int DELTA = 2;
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public ShapeNotSetSometimes() throws Exception {
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EventQueue.invokeAndWait(this::initializeGUI);
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robot.waitForIdle();
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robot.delay(500);
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}
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private void initializeGUI() {
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backgroundFrame = new BackgroundFrame();
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backgroundFrame.setUndecorated(true);
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backgroundFrame.setSize(DIM, DIM);
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backgroundFrame.setLocationRelativeTo(null);
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backgroundFrame.setVisible(true);
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Area area = new Area();
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area.add(new Area(new Rectangle2D.Float(100, 50, 100, 150)));
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area.add(new Area(new Rectangle2D.Float(50, 100, 200, 50)));
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area.add(new Area(new Ellipse2D.Float(50, 50, 100, 100)));
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area.add(new Area(new Ellipse2D.Float(50, 100, 100, 100)));
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area.add(new Area(new Ellipse2D.Float(150, 50, 100, 100)));
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area.add(new Area(new Ellipse2D.Float(150, 100, 100, 100)));
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// point at the center of white ellipse
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innerPoint = new Point(150, 130);
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// mid points on the 4 sides - on the green background frame
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pointsOutsideToCheck = new Point[] {
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new Point(150, 20),
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new Point(280, 120),
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new Point(150, 250),
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new Point(20, 120)
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};
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// points just outside the ellipse (opposite side of diagonal)
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shadedPointsToCheck = new Point[] {
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new Point(62, 62),
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new Point(240, 185)
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};
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window = new TestFrame();
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window.setUndecorated(true);
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window.setSize(DIM, DIM);
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window.setLocationRelativeTo(null);
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window.setShape(area);
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window.setVisible(true);
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}
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static class BackgroundFrame extends Frame {
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@Override
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public void paint(Graphics g) {
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g.setColor(BACKGROUND_COLOR);
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g.fillRect(0, 0, DIM, DIM);
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super.paint(g);
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}
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}
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class TestFrame extends Frame {
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@Override
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public void paint(Graphics g) {
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g.setColor(SHAPE_COLOR);
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g.fillRect(0, 0, DIM, DIM);
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super.paint(g);
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}
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}
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public static void main(String[] args) throws Exception {
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robot = new Robot();
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for (int i = 1; i <= 50; i++) {
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System.out.println("Attempt " + i);
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new ShapeNotSetSometimes().doTest();
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}
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}
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private void doTest() throws Exception {
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EventQueue.invokeAndWait(backgroundFrame::toFront);
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robot.waitForIdle();
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EventQueue.invokeAndWait(window::toFront);
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robot.waitForIdle();
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robot.delay(500);
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try {
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colorCheck(innerPoint.x, innerPoint.y, SHAPE_COLOR, true);
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for (Point point : pointsOutsideToCheck) {
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colorCheck(point.x, point.y, BACKGROUND_COLOR, true);
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}
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for (Point point : shadedPointsToCheck) {
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colorCheck(point.x, point.y, SHAPE_COLOR, false);
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}
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} finally {
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EventQueue.invokeAndWait(() -> {
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if (backgroundFrame != null) {
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backgroundFrame.dispose();
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}
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if (window != null) {
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window.dispose();
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}
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});
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}
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}
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private void colorCheck(int x, int y, Color expectedColor, boolean mustBeExpectedColor) {
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int screenX = window.getX() + x;
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int screenY = window.getY() + y;
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robot.mouseMove(screenX, screenY);
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robot.waitForIdle();
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robot.delay(50);
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Color actualColor = robot.getPixelColor(screenX, screenY);
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System.out.printf(
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"Checking %3d, %3d, %35s should %sbe %35s\n",
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x, y,
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actualColor,
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(mustBeExpectedColor) ? "" : "not ",
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expectedColor
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);
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if (mustBeExpectedColor != colorCompare(expectedColor, actualColor)) {
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captureScreen();
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System.out.printf("window.getX() = %3d, window.getY() = %3d\n", window.getX(), window.getY());
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System.err.printf(
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"Checking for transparency failed: point: %3d, %3d\n\tactual %s\n\texpected %s%s\n",
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screenX,
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screenY,
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actualColor,
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mustBeExpectedColor ? "" : "not ",
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expectedColor);
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throw new RuntimeException("Test failed. The shape has not been applied.");
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}
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}
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private static boolean colorCompare(Color expected, Color actual) {
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if (Math.abs(expected.getRed() - actual.getRed()) <= DELTA
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&& Math.abs(expected.getGreen() - actual.getGreen()) <= DELTA
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&& Math.abs(expected.getBlue() - actual.getBlue()) <= DELTA) {
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return true;
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}
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return false;
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}
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private static void captureScreen() {
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Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
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Rectangle screenBounds = new Rectangle(0, 0, screenSize.width, screenSize.height);
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try {
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ImageIO.write(
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robot.createScreenCapture(screenBounds),
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"png",
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new File("Screenshot.png")
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);
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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