undefect. CWE-407 — 63 sites patched across 27 ecosystems

Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
2026-03-26 17:11:57 -04:00 · 2026-03-26 17:11:57 -04:00 · 0a580b313d
commit 0a580b313d
70422 changed files with 17213626 additions and 0 deletions
--- a/test/jdk/java/awt/ScrollPane/ScrollPaneExtraScrollBar.java
+++ b/test/jdk/java/awt/ScrollPane/ScrollPaneExtraScrollBar.java
@ -0,0 +1,97 @@
+/*
+ * Copyright (c) 2003, 2023, 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 4152524 8310054
+  @requires os.family=="windows"
+  @summary Test that scroll pane doesn't have scroll bars visible when it is
+  shown for the first time with SCROLLBARS_AS_NEEDED style
+  @key headful
+*/
+
+import java.awt.Button;
+import java.awt.EventQueue;
+import java.awt.Frame;
+import java.awt.Insets;
+import java.awt.Rectangle;
+import java.awt.Robot;
+import java.awt.ScrollPane;
+
+import java.awt.event.InputEvent;
+
+public class ScrollPaneExtraScrollBar {
+    ScrollPane sp;
+    Frame f;
+    volatile Rectangle r;
+
+    public static void main(String[] args) throws Exception {
+        ScrollPaneExtraScrollBar scrollTest = new ScrollPaneExtraScrollBar();
+        scrollTest.init();
+        scrollTest.start();
+    }
+
+    public void init() throws Exception {
+        EventQueue.invokeAndWait(() -> {
+            f = new Frame("ScrollPaneExtraScrollBar");
+            sp = new ScrollPane(ScrollPane.SCROLLBARS_AS_NEEDED);
+            sp.add(new Button("TEST"));
+            f.add("Center", sp);
+            // Frame must not be packed, otherwise the bug isn't reproduced
+            f.setLocationRelativeTo(null);
+            f.setVisible(true);
+        });
+    }
+
+    public void start() throws Exception {
+        try {
+            Robot robot = new Robot();
+            robot.waitForIdle();
+            robot.delay(100);
+            EventQueue.invokeAndWait(() -> {
+                r = f.getBounds();
+            });
+            robot.mouseMove(r.x + r.width - 1, r.y + r.height - 1);
+            robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
+            robot.mouseMove(r.x + r.width + 50, r.y + r.height + 50);
+            robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
+
+            robot.waitForIdle();
+            robot.delay(1000);
+
+            EventQueue.invokeAndWait(() -> {
+                Insets insets = sp.getInsets();
+                if (insets.left != insets.right || insets.top != insets.bottom) {
+                    throw new RuntimeException("ScrollPane has scroll bars visible" +
+                            " when it shouldn't");
+                }
+            });
+        } finally {
+            EventQueue.invokeAndWait(() -> {
+                if (f != null) {
+                    f.dispose();
+                }
+            });
+        }
+    }
+}