Backport 87bd6caca03745c21172c3b5e8b0d28724810352

test/jdk/java/awt/List/SetFontTest.java

@@ -0,0 +1,96 @@
+/*
+ * Copyright (c) 2005, 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.
+ */
+
+/*
+  @test
+  @bug 5010944 6248072
+  @summary List's rows overlap one another
+  @library /java/awt/regtesthelpers
+  @run main/manual SetFontTest
+*/
+
+import java.awt.Button;
+import java.awt.FlowLayout;
+import java.awt.Font;
+import java.awt.Frame;
+import java.awt.List;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+
+public class SetFontTest {
+
+    static final String INSTRUCTIONS = """
+        1) Click on the 'Enlarge font' button to enlarge font of the list.
+        2) If you see that the rows of the list overlap one another
+        then the test failed. Otherwise, go to step 3.
+        3) Click on the 'Change mode' button to set multiple-selection mode.
+        4) If you see that the rows of the list overlap one another
+        then the test failed. Otherwise, the test passed.
+    """;
+
+    public static void main(String[] args) throws Exception {
+        PassFailJFrame.builder()
+                      .title("AWT List Font Test")
+                       .instructions(INSTRUCTIONS)
+                       .rows(10)
+                       .columns(40)
+                       .testUI(SetFontTest::createFontTest)
+                       .build()
+                       .awaitAndCheck();
+    }
+
+    static Frame createFontTest() {
+
+        Frame frame = new Frame("List Font Test");
+        List list = new List(8, false);
+        Button button1 = new Button("Enlarge font");
+        Button button2 = new Button("Change mode");
+
+        list.add("111");
+        list.add("222");
+        list.add("333");
+        list.add("444");
+
+        button1.addActionListener(
+            new ActionListener(){
+                public void actionPerformed(ActionEvent ae) {
+                    list.setFont(new Font("SansSerif", Font.PLAIN, 30));
+                    list.repaint();
+                }
+            });
+
+        button2.addActionListener(
+            new ActionListener(){
+                public void actionPerformed(ActionEvent ae){
+                    list.setMultipleMode(true);
+                }
+            });
+
+        frame.setLayout(new FlowLayout());
+        frame.add(list);
+        frame.add(button1);
+        frame.add(button2);
+        frame.setSize(200, 250);
+        return frame;
+    }
+}