diff -r 189f47d990b5 -r 580fb715b29d test/jdk/jdk/modules/incubator/TestBootLayer.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/jdk/modules/incubator/TestBootLayer.java	Tue Nov 19 11:35:29 2019 +0000
@@ -0,0 +1,60 @@
+/*
+ * Copyright (c) 2019, 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 java.util.Set;
+import java.util.function.Predicate;
+import java.util.regex.Pattern;
+import java.util.stream.Collectors;
+
+/**
+ * Launched by the test ServiceBinding to test modules in the boot layer.
+ */
+
+public class TestBootLayer {
+    public static void main(String[] args) throws Exception {
+        Pattern splitter = Pattern.compile(",");
+
+        // the names of all modules in the boot layer
+        Set<String> modules = ModuleLayer.boot().modules().stream()
+                .map(Module::getName)
+                .collect(Collectors.toSet());
+
+        // throw exception if an expected module is not in the boot layer
+        splitter.splitAsStream(args[0])
+                .filter(Predicate.not(String::isEmpty))
+                .filter(mn -> !modules.contains(mn))
+                .findAny()
+                .ifPresent(mn -> {
+                    throw new RuntimeException(mn + " not in boot layer!!!");
+                });
+
+        // throw exception if an unexpected module is in the boot layer
+        splitter.splitAsStream(args[1])
+                .filter(Predicate.not(String::isEmpty))
+                .filter(mn -> modules.contains(mn))
+                .findAny()
+                .ifPresent(mn -> {
+                    throw new RuntimeException(mn + " in boot layer!!!!");
+                });
+    }
+}
\ No newline at end of file