diff -r 1837a69c2a22 -r f7820f311663 hotspot/test/serviceability/dcmd/framework/HelpTest.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/serviceability/dcmd/framework/HelpTest.java	Fri Jan 30 20:00:57 2015 +0100
@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 2015, 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 com.oracle.java.testlibrary.OutputAnalyzer;
+import com.oracle.java.testlibrary.dcmd.CommandExecutor;
+import com.oracle.java.testlibrary.dcmd.PidJcmdExecutor;
+import com.oracle.java.testlibrary.dcmd.MainClassJcmdExecutor;
+import com.oracle.java.testlibrary.dcmd.FileJcmdExecutor;
+import com.oracle.java.testlibrary.dcmd.JMXExecutor;
+import org.testng.annotations.Test;
+
+/*
+ * @test
+ * @summary Test of diagnostic command help (tests all DCMD executors)
+ * @library /testlibrary
+ * @build com.oracle.java.testlibrary.*
+ * @build com.oracle.java.testlibrary.dcmd.*
+ * @run testng HelpTest
+ */
+public class HelpTest {
+    public void run(CommandExecutor executor) {
+        OutputAnalyzer output = executor.execute("help");
+
+        output.shouldContain("The following commands are available");
+        output.shouldContain("help");
+        output.shouldContain("VM.version");
+    }
+
+    @Test
+    public void pid() {
+        run(new PidJcmdExecutor());
+    }
+
+    @Test
+    public void mainClass() {
+        run(new MainClassJcmdExecutor());
+    }
+
+    @Test
+    public void file() {
+        run(new FileJcmdExecutor());
+    }
+
+    @Test
+    public void jmx() {
+        run(new JMXExecutor());
+    }
+
+}