test/jdk/com/sun/jndi/dns/EnvTests/RemoveInherited.java
changeset 51331 7939b3c4e408
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/com/sun/jndi/dns/EnvTests/RemoveInherited.java	Wed Aug 08 10:21:23 2018 +0800
@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 2000, 2018, 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 8208279
+ * @summary Tests that when we remove environment properties from a context,
+ *          its changes are reflected in the environment properties of any
+ *          child context derived from the context.
+ * @library ../lib/
+ * @modules java.base/sun.security.util
+ * @run main RemoveInherited
+ */
+
+import javax.naming.Context;
+import javax.naming.NamingException;
+import javax.naming.directory.InitialDirContext;
+import java.util.Hashtable;
+
+public class RemoveInherited extends EnvTestBase {
+
+    private static final String IRRELEVANT_PROPERTY_NAME = "some.irrelevant.property";
+    private static final String IRRELEVANT_PROPERTY_VALUE = "somevalue";
+    private static final String DNS_RECURSION_PROPERTY_NAME = "com.sun.jndi.dns.recursion";
+    private static final String DNS_RECURSION_PROPERTY_VALUE = "false";
+
+    public static void main(String[] args) throws Exception {
+        new RemoveInherited().run(args);
+    }
+
+    /*
+     * Tests that when we remove environment properties from a context,
+     * its changes are reflected in the environment properties of any
+     * child context derived from the context.
+     */
+    @Override public void runTest() throws Exception {
+        initContext();
+
+        // some.irrelevant.property been set in initContext(), should not be null
+        Object val = context().removeFromEnvironment(IRRELEVANT_PROPERTY_NAME);
+
+        if (!IRRELEVANT_PROPERTY_VALUE.equals(val)) {
+            throw new RuntimeException(
+                    "Failed: unexpected return value for removeFromEnvironment: "
+                            + val);
+        }
+
+        Context child = (Context) context().lookup(getKey());
+
+        Hashtable envParent = context().getEnvironment();
+        Hashtable envChild = child.getEnvironment();
+
+        DNSTestUtils.debug(child);
+        DNSTestUtils.debug("Parent env: " + envParent);
+        DNSTestUtils.debug("Child env: " + envChild);
+
+        verifyEnvProperty(envParent, DNS_RECURSION_PROPERTY_NAME,
+                DNS_RECURSION_PROPERTY_VALUE);
+        verifyEnvProperty(envParent, IRRELEVANT_PROPERTY_NAME, null);
+        verifyEnvProperty(envChild, DNS_RECURSION_PROPERTY_NAME,
+                DNS_RECURSION_PROPERTY_VALUE);
+        verifyEnvProperty(envChild, IRRELEVANT_PROPERTY_NAME, null);
+    }
+
+    private void initContext() throws NamingException {
+        env().put(DNS_RECURSION_PROPERTY_NAME, DNS_RECURSION_PROPERTY_VALUE);
+        env().put(IRRELEVANT_PROPERTY_NAME, IRRELEVANT_PROPERTY_VALUE);
+        setContext(new InitialDirContext(env()));
+    }
+}