--- /dev/null	2016-10-24 21:41:16.000000000 +0300
+++ new/test/javax/sound/sampled/Lines/BufferSizeCheck.java	2016-10-24 21:41:16.000000000 +0300
@@ -0,0 +1,91 @@
+/*
+ * Copyright (c) 2002, 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.AudioFormat;
+import javax.sound.sampled.AudioSystem;
+import javax.sound.sampled.DataLine;
+import javax.sound.sampled.LineUnavailableException;
+import javax.sound.sampled.Mixer;
+import javax.sound.sampled.SourceDataLine;
+
+/**
+ * @test
+ * @bug 4661602
+ * @summary Buffersize is checked when re-opening line
+ */
+public class BufferSizeCheck {
+
+    public static void main(String[] args) throws Exception {
+        boolean realTest = false;
+        if (!isSoundcardInstalled()) {
+            return;
+        }
+
+        try {
+            out("4661602: Buffersize is checked when re-opening line");
+            AudioFormat format = new AudioFormat(44100, 16, 2, true, false);
+            DataLine.Info info = new DataLine.Info(SourceDataLine.class, format);
+            SourceDataLine sdl = (SourceDataLine) AudioSystem.getLine(info);
+            out("Opening with buffersize 12000...");
+            sdl.open(format, 12000);
+            out("Opening with buffersize 11000...");
+            realTest=true;
+            sdl.open(format, 11000);
+            try {
+                sdl.close();
+            } catch(Throwable t) {}
+        } catch (Exception e) {
+            e.printStackTrace();
+            // do not fail if no audio device installed - bug 4742021
+            if (realTest || !(e instanceof LineUnavailableException)) {
+                throw e;
+            }
+        }
+        out("Test passed");
+    }
+
+    static void out(String s) {
+        System.out.println(s); System.out.flush();
+    }
+
+    /**
+     * Returns true if at least one soundcard is correctly installed
+     * on the system.
+     */
+    public static boolean isSoundcardInstalled() {
+        boolean result = false;
+        try {
+            Mixer.Info[] mixers = AudioSystem.getMixerInfo();
+            if (mixers.length > 0) {
+                result = AudioSystem.getSourceDataLine(null) != null;
+            }
+        } catch (Exception e) {
+            System.err.println("Exception occured: "+e);
+        }
+        if (!result) {
+            System.err.println("Soundcard does not exist or sound drivers not installed!");
+            System.err.println("This test requires sound drivers for execution.");
+        }
+        return result;
+    }
+}