8320079: The ArabicBox.java test has no control buttons

Reviewed-by: prr, honkar, dmarkov

Author: aivanov-jdk

test/jdk/java/awt/font/TextLayout/ArabicBox.java

@@ -0,0 +1,103 @@
+/*
+ * Copyright (c) 2001, 2024, 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.Color;
+import java.awt.Dimension;
+import java.awt.Font;
+import java.awt.Graphics;
+import java.awt.Graphics2D;
+import java.awt.font.FontRenderContext;
+import java.awt.font.TextLayout;
+
+import javax.swing.JPanel;
+
+/*
+ * @test
+ * @bug 4427483
+ * @summary Arabic text followed by newline should have no missing glyphs
+ * @library /java/awt/regtesthelpers
+ * @build PassFailJFrame
+ * @run main/manual ArabicBox
+ */
+public final class ArabicBox {
+
+    private static final String TEXT =
+            "\u0627\u0644\u0639\u0631\u0628\u064A\u0629\n";
+
+    private static final String FONT_NAME = Font.DIALOG;
+
+    private static final String INSTRUCTIONS = """
+            In the below panel, you should see the following text:
+
+            """
+            + TEXT + """
+            (It's \u2018Arabic\u2019 in Arabic.)
+
+            If there are no 'box glyphs' for missing glyphs,
+            press Pass; otherwise, press Fail.""";
+
+    public static void main(String[] args) throws Exception {
+        final Font font = new Font(FONT_NAME, Font.PLAIN, 24);
+        System.out.println("asked for " + FONT_NAME + " and got: " + font.getFontName());
+
+        PassFailJFrame.builder()
+                      .title("Arabic Box")
+                      .instructions(INSTRUCTIONS)
+                      .rows(7)
+                      .columns(40)
+                      .splitUIBottom(() -> createPanel(font))
+                      .build()
+                      .awaitAndCheck();
+    }
+
+    private static JPanel createPanel(Font font) {
+        return new TextPanel(font);
+    }
+
+    private static final class TextPanel extends JPanel {
+        private TextLayout layout;
+
+        private TextPanel(Font font) {
+            setForeground(Color.black);
+            setBackground(Color.white);
+            setFont(font);
+            setPreferredSize(new Dimension(300, 150));
+        }
+
+        @Override
+        public void paint(Graphics g) {
+            super.paint(g);
+            Graphics2D g2d = (Graphics2D)g;
+            if (layout == null) {
+                Font font = g2d.getFont();
+                FontRenderContext frc = g2d.getFontRenderContext();
+
+                layout = new TextLayout(TEXT, font, frc);
+                System.out.println(layout.getBounds());
+            }
+
+            layout.draw(g2d, 10, 50);
+            g2d.drawString(TEXT, 10, 100);
+        }
+    }
+}