--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/runtime/cds/appcds/HelloExtTest.java	Mon Jul 29 10:34:20 2019 -0400
@@ -0,0 +1,73 @@
+/*
+ * 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 a simple test for loading a class using the platform class loader
+ *          (which used to be called the "extension loader) in AppCDS
+ * @requires vm.cds
+ * @library /test/lib
+ * @modules java.base/jdk.internal.misc
+ *          java.management
+ *          jdk.jartool/sun.tools.jar
+ *          jdk.internal.jvmstat/sun.jvmstat.monitor
+ * @compile test-classes/HelloExt.java
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * @run driver HelloExtTest
+ */
+
+import jdk.test.lib.process.OutputAnalyzer;
+
+public class HelloExtTest {
+
+  public static void main(String[] args) throws Exception {
+    JarBuilder.build("helloExt", "HelloExt");
+
+    String appJar = TestCommon.getTestJar("helloExt.jar");
+    JarBuilder.build(true, "WhiteBox", "sun/hotspot/WhiteBox");
+    String whiteBoxJar = TestCommon.getTestJar("WhiteBox.jar");
+    String bootClassPath = "-Xbootclasspath/a:" + whiteBoxJar;
+
+    TestCommon.dump(appJar,
+        TestCommon.list("javax/annotation/processing/FilerException", "[Ljava/lang/Comparable;"),
+        bootClassPath);
+
+    String prefix = ".class.load. ";
+    String class_pattern = ".*LambdaForm[$]MH[/][0123456789].*";
+    String suffix = ".*source: shared objects file.*";
+    String pattern = prefix + class_pattern + suffix;
+
+    TestCommon.run("-XX:+UnlockDiagnosticVMOptions", "-XX:+WhiteBoxAPI",
+            "-cp", appJar, bootClassPath, "-Xlog:class+load", "HelloExt")
+        .assertNormalExit(output -> output.shouldNotMatch(pattern));
+
+
+    TestCommon.run("-XX:+UnlockDiagnosticVMOptions", "-XX:+WhiteBoxAPI",
+            "-cp", appJar, bootClassPath, "-Xlog:class+load",
+            "-XX:+PrintSharedArchiveAndExit", "-XX:+PrintSharedDictionary",
+            "HelloExt")
+        .assertNormalExit(output ->  output.shouldNotMatch(class_pattern));
+  }
+}