/*
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* 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 4927640
* @summary Tests the SCTP protocol implementation
* @author chegar
*/
import java.net.InetSocketAddress;
import java.net.SocketAddress;
import java.io.IOException;
import java.util.Set;
import java.util.concurrent.Callable;
import java.nio.channels.AlreadyConnectedException;
import java.nio.channels.ClosedChannelException;
import java.nio.channels.ConnectionPendingException;
import java.nio.channels.NoConnectionPendingException;
import java.nio.channels.UnresolvedAddressException;
import java.nio.channels.UnsupportedAddressTypeException;
import com.sun.nio.sctp.SctpChannel;
import com.sun.nio.sctp.SctpServerChannel;
import static java.lang.System.out;
import static java.lang.System.err;
/**
* Tests connect, finishConnect, isConnectionPending,
* getRemoteAddresses and association.
*/
public class Connect {
void test(String[] args) {
if (!Util.isSCTPSupported()) {
out.println("SCTP protocol is not supported");
out.println("Test cannot be run");
return;
}
doTest();
}
void doTest() {
SctpChannel channel = null;
SctpServerChannel ssc = null;
try {
/* Create a server channel to connect to */
ssc = SctpServerChannel.open().bind(null);
Set<SocketAddress> addrs = ssc.getAllLocalAddresses();
if (addrs.isEmpty())
debug("addrs should not be empty");
final SocketAddress peerAddress = (InetSocketAddress) addrs.iterator().next();
channel = SctpChannel.open();
/* TEST 0.5 Verify default values for new/unconnected channel */
check(channel.getRemoteAddresses().isEmpty(),
"non empty set for unconnected channel");
check(channel.association() == null,
"non-null association for unconnected channel");
check(!channel.isConnectionPending(),
"should not have a connection pending");
/* TEST 1: non-blocking connect */
channel.configureBlocking(false);
if (channel.connect(peerAddress) != true) {
debug("non-blocking connect did not immediately succeed");
check(channel.isConnectionPending(),
"should return true for isConnectionPending");
try {
channel.connect(peerAddress);
fail("should have thrown ConnectionPendingException");
} catch (ConnectionPendingException cpe) {
pass();
} catch (IOException ioe) {
unexpected(ioe);
}
channel.configureBlocking(true);
check(channel.finishConnect(),
"finishConnect should have returned true");
}
ssc.accept();
ssc.close();
/* TEST 1.5 Verify after connect */
check(!channel.getRemoteAddresses().isEmpty(),
"empty set for connected channel");
check(channel.association() != null,
"null association for connected channel");
check(!channel.isConnectionPending(),
"pending connection for connected channel");
/* TEST 2: Verify AlreadyConnectedException thrown */
try {
channel.connect(peerAddress);
fail("should have thrown AlreadyConnectedException");
} catch (AlreadyConnectedException unused) {
pass();
} catch (IOException ioe) {
unexpected(ioe);
}
/* TEST 2.5: Verify AlreadyConnectedException thrown */
try {
channel.connect(peerAddress, 5, 5);
fail("should have thrown AlreadyConnectedException");
} catch (AlreadyConnectedException unused) {
pass();
} catch (IOException ioe) {
unexpected(ioe);
}
/* TEST 3: UnresolvedAddressException */
channel.close();
channel = SctpChannel.open();
InetSocketAddress unresolved =
InetSocketAddress.createUnresolved("xxyyzzabc", 4567);
try {
channel.connect(unresolved);
fail("should have thrown UnresolvedAddressException");
} catch (UnresolvedAddressException unused) {
pass();
} catch (IOException ioe) {
unexpected(ioe);
}
/* TEST 4: UnsupportedAddressTypeException */
SocketAddress unsupported = new UnsupportedSocketAddress();
try {
channel.connect(unsupported);
fail("should have thrown UnsupportedAddressTypeException");
} catch (UnsupportedAddressTypeException unused) {
pass();
} catch (IOException ioe) {
unexpected(ioe);
}
/* TEST 5: ClosedChannelException */
channel.close();
final SctpChannel closedChannel = channel;
testCCE(new Callable<Void>() {
public Void call() throws IOException {
closedChannel.connect(peerAddress); return null; } });
/* TEST 5.5 getRemoteAddresses */
testCCE(new Callable<Void>() {
public Void call() throws IOException {
closedChannel.getRemoteAddresses(); return null; } });
testCCE(new Callable<Void>() {
public Void call() throws IOException {
closedChannel.association(); return null; } });
check(!channel.isConnectionPending(),
"pending connection for closed channel");
/* Run some more finishConnect tests */
/* TEST 6: NoConnectionPendingException */
channel = SctpChannel.open();
try {
channel.finishConnect();
fail("should have thrown NoConnectionPendingException");
} catch (NoConnectionPendingException unused) {
pass();
} catch (IOException ioe) {
unexpected(ioe);
}
/* TEST 7: ClosedChannelException */
channel.close();
final SctpChannel cceChannel = channel;
testCCE(new Callable<Void>() {
public Void call() throws IOException {
cceChannel.finishConnect(); return null; } });
/* TEST 8: IOException: Connection refused. Exercises handleSocketError.
* Assumption: no sctp socket listening on 3456 */
SocketAddress addr = new InetSocketAddress("localhost", 3456);
channel = SctpChannel.open();
try {
channel.connect(addr);
fail("should have thrown ConnectException: Connection refused");
} catch (IOException ioe) {
pass();
}
} catch (IOException ioe) {
unexpected(ioe);
} finally {
try { if (channel != null) channel.close(); }
catch (IOException unused) {}
try { if (ssc != null) ssc.close(); }
catch (IOException unused) {}
}
}
class UnsupportedSocketAddress extends SocketAddress { }
void testCCE(Callable callable) {
try {
callable.call();
fail("should have thrown ClosedChannelException");
} catch (ClosedChannelException cce) {
pass();
} catch (Exception ioe) {
unexpected(ioe);
}
}
//--------------------- Infrastructure ---------------------------
boolean debug = true;
volatile int passed = 0, failed = 0;
void pass() {passed++;}
void fail() {failed++; Thread.dumpStack();}
void fail(String msg) {System.err.println(msg); fail();}
void unexpected(Throwable t) {failed++; t.printStackTrace();}
void check(boolean cond) {if (cond) pass(); else fail();}
void check(boolean cond, String failMessage) {if (cond) pass(); else fail(failMessage);}
void debug(String message) {if(debug) { System.out.println(message); } }
public static void main(String[] args) throws Throwable {
Class<?> k = new Object(){}.getClass().getEnclosingClass();
try {k.getMethod("instanceMain",String[].class)
.invoke( k.newInstance(), (Object) args);}
catch (Throwable e) {throw e.getCause();}}
public void instanceMain(String[] args) throws Throwable {
try {test(args);} catch (Throwable t) {unexpected(t);}
System.out.printf("%nPassed = %d, failed = %d%n%n", passed, failed);
if (failed > 0) throw new AssertionError("Some tests failed");}
}