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/image/BufferedImage/TinyScale.java
+++ b/test/jdk/java/awt/image/BufferedImage/TinyScale.java
@ -0,0 +1,91 @@
+/*
+ * Copyright (c) 2011, 2013, 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 %W% %E%
+ * @bug 7016495
+ * @summary Test tiny scales of BufferedImage
+ */
+
+import java.awt.*;
+import java.awt.geom.*;
+import java.awt.image.*;
+
+public class TinyScale {
+    static double tinyscales[] = {
+        1E-0,
+        1E-1,
+        1E-2,
+        1E-3,
+        1E-4,
+        1E-5,
+        1E-6,
+        1E-7,
+        1E-8,
+        1E-9,
+        1E-10,
+        1E-11,
+        1E-12,
+        1E-13,
+        1E-14,
+        1E-15,
+        1E-16,
+        1E-17,
+        1E-18,
+        1E-19,
+        1E-20,
+        1E-21,
+        1E-22,
+        1E-23,
+        1E-24,
+        1E-25,
+        1E-26,
+        1E-27,
+        1E-28,
+        1E-29,
+    };
+
+    static void test(BufferedImage rendImg, BufferedImage drawImg, double s) {
+        Graphics2D g = drawImg.createGraphics();
+        g.transform(new AffineTransform(s, 0.0, -1.0, 1.0, 0.0, 0.0));
+        g.drawImage(rendImg,
+                    -rendImg.getWidth() / 2,
+                    -rendImg.getHeight() / 2,
+                    null);
+        g.drawImage(rendImg, 0, 0, null);
+        g.dispose();
+    }
+
+    public static void main(String[] args) {
+        BufferedImage rendImg =
+            new BufferedImage(100, 100, BufferedImage.TYPE_3BYTE_BGR);
+        BufferedImage drawImg =
+            new BufferedImage(100, 100, BufferedImage.TYPE_INT_ARGB);
+        for (double s: tinyscales) {
+            test(rendImg, drawImg, s);
+            for (int i = 0; args.length > 0 && i < 10; i++) {
+                test(rendImg, drawImg, Math.random()*s);
+            }
+        }
+    }
+}