7132924: (dc) DatagramChannel.disconnect throws SocketException with IPv4 socket and IPv6 enabled [macosx]

Reviewed-by: chegar

1 files changed, 77 insertions, 0 deletions

diff --git a/test/java/nio/channels/DatagramChannel/Disconnect.java b/test/java/nio/channels/DatagramChannel/Disconnect.java
new file mode 100644
index 000000000..e5a1d3a81
--- /dev/null
+++ b/test/java/nio/channels/DatagramChannel/Disconnect.java
@@ -0,0 +1,77 @@
+/*
+ * Copyright (c) 2012, 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 7132924
+ * @summary Test DatagramChannel.disconnect when DatagramChannel is connected to an IPv4 socket
+ * @run main Disconnect
+ * @run main/othervm -Djava.net.preferIPv4Stack=true Disconnect
+ */
+
+import java.net.*;
+import java.nio.*;
+import java.nio.channels.*;
+import java.io.IOException;
+
+public class Disconnect {
+    public static void main(String[] args) throws IOException {
+        // test with default protocol family
+        try (DatagramChannel dc = DatagramChannel.open()) {
+            test(dc);
+            test(dc);
+        }
+
+        // test with IPv4 only
+        try (DatagramChannel dc = DatagramChannel.open(StandardProtocolFamily.INET)) {
+            test(dc);
+            test(dc);
+        }
+    }
+
+    /**
+     * Connect DatagramChannel to a server, write a datagram and disconnect. Invoke
+     * a second or subsequent time with the same DatagramChannel instance to check
+     * that disconnect works as expected.
+     */
+    static void test(DatagramChannel dc) throws IOException {
+        try (DatagramChannel server = DatagramChannel.open()) {
+            server.bind(new InetSocketAddress(0));
+
+            InetAddress lh = InetAddress.getLocalHost();
+            dc.connect(new InetSocketAddress(lh, server.socket().getLocalPort()));
+
+            dc.write(ByteBuffer.wrap("hello".getBytes()));
+
+            ByteBuffer bb = ByteBuffer.allocate(100);
+            server.receive(bb);
+
+            dc.disconnect();
+
+            try {
+                dc.write(ByteBuffer.wrap("another message".getBytes()));
+                throw new RuntimeException("write should fail, not connected");
+            } catch (NotYetConnectedException expected) {
+            }
+        }
+    }
+}