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.

test/jdk/sun/nio/cs/EncodingNothing.java

@@ -0,0 +1,53 @@
+/*
+ * Copyright (c) 2010, 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 6415373
+ * @summary Encoding nothing should output nothing
+ */
+
+import java.io.*;
+import java.nio.charset.*;
+
+public class EncodingNothing {
+
+    public static void main(String[] args) throws Throwable {
+        int failed = 0;
+        for (Charset cs : Charset.availableCharsets().values()) {
+            if (! cs.canEncode())
+                continue;
+            System.out.printf("%s: ", cs.name());
+            ByteArrayOutputStream baos = new ByteArrayOutputStream();
+            OutputStreamWriter osw = new OutputStreamWriter(baos, cs);
+            osw.close();
+            if (baos.size() != 0) {
+                System.out.printf(" Failed:  output bytes=%d", baos.size());
+                failed++;
+            }
+            System.out.println();
+        }
+        if (failed != 0)
+            throw new AssertionError("Some tests failed");
+    }
+}