diff --git a/test/jdk/javax/swing/JEditorPane/4666101/JEditorPaneNavigationTest.java b/test/jdk/javax/swing/JEditorPane/4666101/JEditorPaneNavigationTest.java new file mode 100644 index 00000000000..c88e284556e --- /dev/null +++ b/test/jdk/javax/swing/JEditorPane/4666101/JEditorPaneNavigationTest.java @@ -0,0 +1,197 @@ +/* + * Copyright (c) 2002, 2022, 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. + */ + +import java.awt.Dimension; +import java.awt.Point; +import java.awt.Rectangle; +import java.awt.Robot; +import java.awt.Toolkit; +import java.awt.event.InputEvent; +import java.awt.event.KeyEvent; +import java.io.File; +import java.io.IOException; +import java.util.Arrays; +import java.util.List; +import java.util.concurrent.atomic.AtomicBoolean; +import java.util.concurrent.atomic.AtomicReference; +import java.util.stream.Collectors; +import javax.imageio.ImageIO; +import javax.swing.JEditorPane; +import javax.swing.JFrame; +import javax.swing.JPanel; +import javax.swing.SwingUtilities; +import javax.swing.UIManager; +import javax.swing.UIManager.LookAndFeelInfo; +import javax.swing.UnsupportedLookAndFeelException; + +import static javax.swing.UIManager.getInstalledLookAndFeels; + +/* + * @test + * @key headful + * @bug 4666101 + * @summary Verifies that in a JEditorPane, the down arrow is honoured after you + add text on a line preceding a blank line. + * @run main JEditorPaneNavigationTest + */ +public class JEditorPaneNavigationTest { + + private static volatile int caretPos; + private static JEditorPane jep; + private static JFrame frame; + private static Robot robot; + + public static void main(String[] args) throws Exception { + robot = new Robot(); + robot.setAutoWaitForIdle(true); + robot.setAutoDelay(100); + + List lafs = Arrays.stream(getInstalledLookAndFeels()) + .map(LookAndFeelInfo::getClassName) + .collect(Collectors.toList()); + for (final String laf : lafs) { + try { + AtomicBoolean lafSetSuccess = new AtomicBoolean(false); + SwingUtilities.invokeAndWait(() -> { + lafSetSuccess.set(setLookAndFeel(laf)); + if (lafSetSuccess.get()) { + createUI(); + } + }); + if (!lafSetSuccess.get()) { + continue; + } + robot.waitForIdle(); + + AtomicReference pt = new AtomicReference<>(); + SwingUtilities.invokeAndWait(() -> pt.set(jep.getLocationOnScreen())); + caretPos = 0; + final Point jEditorLoc = pt.get(); + + // Click on JEditorPane + robot.mouseMove(jEditorLoc.x + 50, jEditorLoc.y + 50); + robot.mousePress(InputEvent.BUTTON1_DOWN_MASK); + robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK); + + keyType(KeyEvent.VK_ENTER); + keyType(KeyEvent.VK_ENTER); + + typeSomeText(); + + keyType(KeyEvent.VK_UP); + keyType(KeyEvent.VK_UP); + + typeSomeText(); + + keyType(KeyEvent.VK_DOWN); + + System.out.println(" test1 caret pos = " + caretPos); + + // Check whether the caret position is at the expected value 5 + if (caretPos != 5) { + captureScreen(); + throw new RuntimeException("Test Failed in " + laf + + " expected initial caret position is 5, but actual is " + caretPos); + } + + keyType(KeyEvent.VK_DOWN); + + System.out.println(" test2 caret pos = " + caretPos); + + // Check whether the caret position is at the expected value 10 + if (caretPos != 10) { + captureScreen(); + throw new RuntimeException("Test Failed in " + laf + + " expected final caret position is 10, but actual is " + caretPos); + } + + System.out.println("Test Passed in " + laf); + + } finally { + SwingUtilities.invokeAndWait(JEditorPaneNavigationTest::disposeFrame); + } + } + } + + private static void captureScreen() { + Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize(); + try { + ImageIO.write( + robot.createScreenCapture(new Rectangle(0, 0, screenSize.width, screenSize.height)), + "png", + new File("JEditorPaneNavigationTest.png") + ); + } catch (IOException ignore) { + } + } + + private static void typeSomeText() { + keyType(KeyEvent.VK_T); + keyType(KeyEvent.VK_E); + keyType(KeyEvent.VK_X); + keyType(KeyEvent.VK_T); + } + + private static void keyType(int keyCode) { + robot.keyPress(keyCode); + robot.keyRelease(keyCode); + } + + + private static void createUI() { + frame = new JFrame(); + jep = new JEditorPane(); + jep.setPreferredSize(new Dimension(100, 100)); + jep.addCaretListener(e -> caretPos = jep.getCaretPosition()); + jep.setEditable(true); + JPanel panel = new JPanel(); + panel.add(jep); + frame.add(panel); + frame.setLocationRelativeTo(null); + frame.setAlwaysOnTop(true); + frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE); + frame.pack(); + frame.setVisible(true); + } + + private static boolean setLookAndFeel(String lafName) { + try { + UIManager.setLookAndFeel(lafName); + } catch (UnsupportedLookAndFeelException ignored) { + System.out.println("Ignoring Unsupported laf : " + lafName); + return false; + } catch (ClassNotFoundException | InstantiationException + | IllegalAccessException e) { + throw new RuntimeException(e); + } + return true; + } + + private static void disposeFrame() { + if (frame != null) { + frame.dispose(); + frame = null; + } + } + +}