8043302: [TESTBUG] Need a test to cover JDK-8029755

Reviewed-by: sla, jbachorik
Contributed-by: NBoris Molodenkov <boris.molodenkov@oracle.com>

javax/management/remote/security/CacheMapRemovalTest.java

+/*
+ * Copyright (c) 2014, 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
+ * @bug 8029755
+ * @summary Test that class com/sun/jmx/remote/util/CacheMap and fields principalsCache, accCache of SubjectDelegator were removed
+ *
+ * @compile CacheMapRemovalTest.java
+ * @run main CacheMapRemovalTest
+ */
+public class CacheMapRemovalTest {
+    public static void main(String[] args) {
+        try {
+            Class.forName("com.sun.jmx.remote.util.CacheMap");
+            throw new AssertionError("Class CacheMap was not removed");
+        } catch (ClassNotFoundException e) {
+            System.out.println("com.sun.jmx.remote.util.CacheMap removal verified");
+        }
+
+        try {
+            com.sun.jmx.remote.security.SubjectDelegator.class.getDeclaredField("principalsCache");
+            throw new AssertionError("principalsCache field of SubjectDelegator was not removed");
+        } catch (NoSuchFieldException e) {
+            System.out.println("principalsCache field of SubjectDelegator removal verified");
+        }
+
+        try {
+            com.sun.jmx.remote.security.SubjectDelegator.class.getDeclaredField("accCache");
+            throw new AssertionError("accCache field of SubjectDelegator was not removed");
+        } catch (NoSuchFieldException e) {
+            System.out.println("accCache field of SubjectDelegator removal verified");
+        }
+    }
+}