--- /dev/null	2016-10-24 21:41:14.000000000 +0300
+++ new/test/javax/sound/sampled/FileTypeExtension/FileTypeExtensionTest.java	2016-10-24 21:41:14.000000000 +0300
@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2000, 2016, 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.
+ */
+
+import javax.sound.sampled.AudioFileFormat;
+
+/**
+ * @test
+ * @bug 4300529
+ * @summary Filename extension test. The filename extensions for file types
+ *          AIFF-C, SND, and WAVE should not include a ".".
+ */
+public class FileTypeExtensionTest {
+
+    public static void main(String[] args) throws Exception {
+
+        AudioFileFormat.Type[] types = { AudioFileFormat.Type.AIFC,
+                                         AudioFileFormat.Type.AIFF,
+                                         AudioFileFormat.Type.AU,
+                                         AudioFileFormat.Type.SND,
+                                         AudioFileFormat.Type.WAVE };
+
+        boolean failed = false;
+
+        System.out.println("\nDefined file types and extensions:");
+
+        for (int i = 0; i < types.length; i++) {
+            System.out.println("\n");
+            System.out.println("  file type: " + types[i]);
+            System.out.println("  extension: " + types[i].getExtension());
+            if( types[i].getExtension().charAt(0) == '.' ) {
+                failed = true;
+            }
+        }
+
+        if (failed) {
+            System.err.println("Failed!");
+            throw new Exception("File type extensions begin with .");
+        } else {
+            System.err.println("Passed!");
+        }
+    }
+}