--- old/src/java.desktop/macosx/classes/sun/font/CFont.java 2017-02-09 14:16:28.000000000 +0530 +++ new/src/java.desktop/macosx/classes/sun/font/CFont.java 2017-02-09 14:16:28.000000000 +0530 @@ -210,7 +210,11 @@ private CompositeFont createCompositeFont() { ArrayList listOfString = new ArrayList(); getCascadeList(nativeFontPtr, listOfString); - + + // add JRE "Lucida Sans Regular" to the cascade list to enable fallback + // to happen to this JRE font in case the intended glyph is missing in + // fonts provided in the CoreText provided cascaded list + listOfString.add("Lucida Sans Regular"); FontManager fm = FontManagerFactory.getInstance(); int numFonts = 1 + listOfString.size(); PhysicalFont[] fonts = new PhysicalFont[numFonts]; --- /dev/null 2017-02-09 14:16:29.000000000 +0530 +++ new/test/java/awt/font/Fallback/MissingGlyphTest.java 2017-02-09 14:16:29.000000000 +0530 @@ -0,0 +1,164 @@ +/* + * Copyright (c) 2017, 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 8147002 + * @summary Verifies if Arabic character alef is rendered in osx + * @run main/manual MissingGlyphTest + */ +import java.awt.Font; +import java.awt.BorderLayout; +import java.awt.Color; +import java.awt.FlowLayout; +import java.awt.Graphics; +import java.awt.event.WindowAdapter; +import java.awt.event.WindowEvent; +import javax.swing.JButton; +import javax.swing.JDialog; +import javax.swing.JFrame; +import javax.swing.JPanel; +import javax.swing.JTextArea; +import javax.swing.JComponent; +import javax.swing.SwingUtilities; +import javax.swing.WindowConstants; + +public class MissingGlyphTest { + private static Thread mainThread; + private static boolean testPassed; + private static boolean testGeneratedInterrupt; + private static JFrame frame; + + public static void main(String[] args) throws Exception { + if (!System.getProperty("os.name").startsWith("Mac")) { + return; + } + SwingUtilities.invokeAndWait(() -> { + doTest(MissingGlyphTest::glyphTest); + }); + mainThread = Thread.currentThread(); + try { + Thread.sleep(180000); + } catch (InterruptedException e) { + if (!testPassed && testGeneratedInterrupt) { + throw new RuntimeException("Alef character is not rendered"); + } + } + if (!testGeneratedInterrupt) { + throw new RuntimeException("user has not executed the test"); + } + } + + private static void glyphTest() { + frame = new JFrame("Test"); + frame.add(new MyComponent()); + frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE); + frame.setSize(200, 200); + frame.setLocationRelativeTo(null); + frame.setVisible(true); + } + + + + public static synchronized void pass() { + testPassed = true; + testGeneratedInterrupt = true; + mainThread.interrupt(); + } + + public static synchronized void fail() { + testPassed = false; + testGeneratedInterrupt = true; + mainThread.interrupt(); + } + + private static void doTest(Runnable action) { + String description + = " The test is supposed to display arabic alef character.\n" + + " If it resembles like the one shown in\n " + + " www.fileformat.info/info/unicode/char/0627/index.htm\n " + + " in Italic style ,press PASS.\n" + + " If the glyph is not shown or empty rectangle is shown, press FAIL"; + + final JDialog dialog = new JDialog(); + dialog.setTitle("printBannerTest"); + JTextArea textArea = new JTextArea(description); + textArea.setEditable(false); + final JButton testButton = new JButton("Start Test"); + final JButton passButton = new JButton("PASS"); + passButton.setEnabled(false); + passButton.addActionListener((e) -> { + dialog.dispose(); + frame.dispose(); + pass(); + }); + final JButton failButton = new JButton("FAIL"); + failButton.setEnabled(false); + failButton.addActionListener((e) -> { + dialog.dispose(); + frame.dispose(); + fail(); + }); + testButton.addActionListener((e) -> { + testButton.setEnabled(false); + action.run(); + passButton.setEnabled(true); + failButton.setEnabled(true); + }); + JPanel mainPanel = new JPanel(new BorderLayout()); + mainPanel.add(textArea, BorderLayout.CENTER); + JPanel buttonPanel = new JPanel(new FlowLayout()); + buttonPanel.add(testButton); + buttonPanel.add(passButton); + buttonPanel.add(failButton); + mainPanel.add(buttonPanel, BorderLayout.SOUTH); + dialog.add(mainPanel); + dialog.pack(); + dialog.setVisible(true); + dialog.addWindowListener(new WindowAdapter() { + @Override + public void windowClosing(WindowEvent e) { + System.out.println("main dialog closing"); + testGeneratedInterrupt = false; + mainThread.interrupt(); + } + }); + } +} + +class MyComponent extends JComponent { + private final Font font = new Font("Menlo", Font.ITALIC, 100); + private final String text = "\u0627"; // Arabic letter alef + + @Override + protected void paintComponent(Graphics g) { + if (font.canDisplayUpTo(text) == -1) { + g.setColor(Color.black); + g.setFont(font); + g.drawString(text, 70, 110); + } + } +} + + + +