--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/runtime/cds/appcds/customLoader/UnintendedLoadersTest.java	Mon Jul 29 10:34:20 2019 -0400
@@ -0,0 +1,74 @@
+/*
+ * Copyright (c) 2015, 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.
+ *
+ */
+
+/*
+ * @test
+ * @summary Make sure classes intended for custom loaders cannot be loaded by BOOT/EXT/APP loaders
+ * @requires vm.cds
+ * @requires vm.cds.custom.loaders
+ * @library /test/lib /test/hotspot/jtreg/runtime/cds/appcds
+ * @modules java.base/jdk.internal.misc
+ *          java.management
+ *          jdk.jartool/sun.tools.jar
+ * @compile test-classes/UnintendedLoaders.java test-classes/CustomLoadee.java
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * @run driver UnintendedLoadersTest
+ */
+
+import jdk.test.lib.process.OutputAnalyzer;
+import sun.hotspot.WhiteBox;
+
+public class UnintendedLoadersTest {
+    public static void main(String[] args) throws Exception {
+        String wbJar = JarBuilder.build(true, "WhiteBox", "sun/hotspot/WhiteBox");
+        String use_whitebox_jar = "-Xbootclasspath/a:" + wbJar;
+
+        String appJar = JarBuilder.build("UnintendedLoaders_app", "UnintendedLoaders");
+        String customJarPath = JarBuilder.build("UnintendedLoaders_custom", "CustomLoadee");
+
+        // Dump the archive
+        String classlist[] = new String[] {
+            "UnintendedLoadersTest",
+            "java/lang/Object id: 1",
+
+            // Without "loader:" keyword.
+            "CustomLoadee id: 2 super: 1 source: " + customJarPath,
+        };
+
+        OutputAnalyzer output;
+        TestCommon.testDump(appJar, classlist,
+                            // command-line arguments ...
+                            use_whitebox_jar);
+
+        output = TestCommon.exec(appJar,
+                                 // command-line arguments ...
+                                 use_whitebox_jar,
+                                 "-XX:+UnlockDiagnosticVMOptions",
+                                 "-XX:+WhiteBoxAPI",
+                                 "UnintendedLoaders");
+        TestCommon.checkExec(output);
+    }
+}
+