--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/gc/epsilon/TestEpsilonEnabled.java	Mon Nov 06 18:53:38 2017 +0100
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2017, Red Hat, Inc. and/or its affiliates.
+ * 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 TestAlwaysPretouch
+ * @library /test/lib
+ * @summary Basic sanity test for Epsilon
+ * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+IgnoreUnrecognizedVMOptions -XX:+UseEpsilonGC TestEpsilonEnabled
+ */
+
+import jdk.test.lib.Platform;
+
+public class TestEpsilonEnabled extends AbstractEpsilonTest {
+  public static void main(String[] args) throws Exception {
+    if (Platform.isDebugBuild() && !isEpsilonEnabled()) {
+      throw new IllegalStateException("Debug builds should have Epsilon enabled");
+    }
+    if (!Platform.isDebugBuild() && isEpsilonEnabled()) {
+      throw new IllegalStateException("Non-debug builds should have Epsilon disabled");
+    }
+  }
+}