Initial load
diff --git a/test/java/util/zip/NoExtensionSignature.java b/test/java/util/zip/NoExtensionSignature.java
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--- /dev/null
+++ b/test/java/util/zip/NoExtensionSignature.java
@@ -0,0 +1,42 @@
+/*
+ * Copyright 2002 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+/* @test
+   @bug 4635869
+   @summary Zip files with no extension signature would get rejected
+   */
+
+import java.io.*;
+import java.util.zip.*;
+
+public class NoExtensionSignature {
+
+    public static void main(String[] args) throws Exception {
+
+        File f = new File(System.getProperty("test.src", "."), "test.zip");
+        ZipInputStream zis = new ZipInputStream (new FileInputStream(f));
+        ZipEntry entry;
+        while ((entry = zis.getNextEntry()) != null)
+            while (zis.read() != -1 );
+    }
+}