--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/java/io/charStreams/RandomLines.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 1997, 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
+   @summary Stochastic tests for InputStreamReader & OutputStreamWriter
+ */
+
+import java.io.*;
+
+
+public class RandomLines {
+
+    static String enc = "UTF8";
+    static String inEnc;
+    static String outEnc;
+    static int count = 500;
+
+    public static void main(String[] args) throws Exception {
+        PrintWriter log
+            = new PrintWriter(new OutputStreamWriter(System.err), true);
+
+        if (inEnc == null)
+            inEnc = enc;
+        if (outEnc == null)
+            outEnc = enc;
+
+        PipedOutputStream uo = new PipedOutputStream();
+        PipedInputStream ui = new PipedInputStream(uo);
+        PipedOutputStream co = new PipedOutputStream();
+        PipedInputStream ci = new PipedInputStream(co);
+
+        BufferedWriter w = new BufferedWriter(new OutputStreamWriter(co, outEnc));
+        BufferedReader r = new BufferedReader(new InputStreamReader(ci, inEnc));
+
+        Thread t1 = new Thread(new RandomLineSource(uo, w, count, log));
+        Thread t2 = new Thread(new LineSink(ui, r, count, log));
+        t1.start();
+        t2.start();
+        t1.join();
+        t2.join();
+    }
+
+}