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/*

  @test

  @key headful

  @summary unit test for a new method in Container class: getMousePosition(boolean)

  @author dav@sparc.spb.su: area=

  @bug 4009555

  @run main JContainerMousePositionTest

*/

import javax.swing.*;

import java.awt.*;

import java.util.concurrent.atomic.AtomicReference;

// this test looks at mouse pointer when it

// 1 over component

// 2 over Container, but not over one of its child Components.

// out of bounds of Container

// two values of paramater allowChildren are considered.

public class JContainerMousePositionTest {

    //Declare things used in the test, like buttons and labels here

    private static JButton jButton1;

    private static JButton jButton4;

    private static JFrame frame1;

    private static Container contentPane;

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

        Robot robot = new Robot();

        robot.setAutoDelay(200);

        robot.setAutoWaitForIdle(true);

        SwingUtilities.invokeAndWait(JContainerMousePositionTest::init);

        robot.delay(500);

        robot.waitForIdle();

        AtomicReference<Point> centerC4 = new AtomicReference<>();

        SwingUtilities.invokeAndWait(() -> {

            centerC4.set(jButton4.getLocation());

            contentPane.remove(jButton4);

            contentPane.validate();

            contentPane.repaint();

        });

        robot.waitForIdle();

        AtomicReference<Rectangle> frameBounds = new AtomicReference<>();

        AtomicReference<Insets> frameInsets = new AtomicReference<>();

        AtomicReference<Dimension> button1Size = new AtomicReference<>();

        SwingUtilities.invokeAndWait(() -> {

            frameBounds.set(frame1.getBounds());

            frameInsets.set(frame1.getInsets());

            button1Size.set(jButton1.getSize());

        });

//point mouse to center of top-left Component (button1)

        robot.mouseMove(frameBounds.get().x + frameInsets.get().left +

                                                    button1Size.get().width / 2,

                        frameBounds.get().y + frameInsets.get().top +

                                                  button1Size.get().height / 2);

        AtomicReference<Point> pFalse = new AtomicReference<>();

        AtomicReference<Point> pTrue = new AtomicReference<>();

        SwingUtilities.invokeAndWait(() -> {

            pFalse.set(frame1.getMousePosition(false));

            pTrue.set(frame1.getMousePosition(true));

        });

        robot.waitForIdle();

        if (pFalse.get() != null) {

            throw new RuntimeException("Test failed: Container.getMousePosition(false) returned non-null over one of children.");

        }

        System.out.println("Test stage completed: Container.getMousePosition(false) returned null result over child Component. Passed.");

        if (pTrue.get() == null) {

            throw new RuntimeException("Test failed: Container.getMousePosition(true) returned null result over child Component");

        }

        System.out.println("Test stage compelted: Container.getMousePosition(true) returned non-null result over child Component. Passed.");

//point mouse out from Container's area

        robot.mouseMove(frameBounds.get().x + frameBounds.get().width + 10,

                        frameBounds.get().y + frameBounds.get().height + 10);

        SwingUtilities.invokeAndWait(() -> {

            pFalse.set(frame1.getMousePosition(false));

            pTrue.set(frame1.getMousePosition(true));

        });

        robot.waitForIdle();

        if (pFalse.get() != null || pTrue.get() != null) {

            throw new RuntimeException("Test failed: Container.getMousePosition(boolean) returned incorrect result outside Container");

        }

        System.out.println("Test stage completed: Container.getMousePosition(boolean) returned null result outside Container. Passed.");

//point mouse in place free from child components (right-botton component)

        robot.mouseMove(frameBounds.get().x + frameInsets.get().left +

                                                               centerC4.get().x,

                        frameBounds.get().y + frameInsets.get().top +

                                                              centerC4.get().y);

        robot.waitForIdle();

        SwingUtilities.invokeAndWait(() -> {

            pFalse.set(contentPane.getMousePosition(false));

            pTrue.set(frame1.getMousePosition(true));

        });

        robot.waitForIdle();

        if (pFalse.get() == null || pTrue.get() == null) {

            throw new RuntimeException("Test failed: Container.getMousePosition(boolean) returned null result inside Container.");

        }

        System.out.println("Test stage completed: Container.getMousePosition(boolean) returned non-null results  inside Container. Passed.");

        if (pTrue.get().x != frameInsets.get().left + centerC4.get().x ||

            pTrue.get().y != frameInsets.get().top + centerC4.get().y) {

            throw new RuntimeException("Test failed: Container.getMousePosition(true) returned incorrect result inside Container.");

        }

        System.out.println("Test stage completed: Container.getMousePosition(true) returned correct result inside Container. Passed.");

        System.out.println("TEST PASSED");

    }

    private static void init() {

        frame1 = new JFrame("Testing getMousePosition() on LWs");

        jButton1 = new JButton("C1");

        jButton4 = new JButton("C4");

        contentPane = frame1.getContentPane();

        contentPane.setLayout(new GridLayout(2, 2, 25, 25));

        contentPane.add(jButton1);

        contentPane.add(new JButton("C2"));

        contentPane.add(new JButton("C3"));

        contentPane.add(jButton4);

        frame1.setSize(200, 200);

        frame1.setVisible(true);

    }

}