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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.messagebus.network.rpc;
import com.yahoo.component.Version;
import com.yahoo.jrt.slobrok.server.Slobrok;
import com.yahoo.messagebus.DestinationSession;
import com.yahoo.messagebus.DestinationSessionParams;
import com.yahoo.messagebus.Message;
import com.yahoo.messagebus.MessageBusParams;
import com.yahoo.messagebus.Protocol;
import com.yahoo.messagebus.Reply;
import com.yahoo.messagebus.Routable;
import com.yahoo.messagebus.SourceSession;
import com.yahoo.messagebus.SourceSessionParams;
import com.yahoo.messagebus.network.rpc.test.TestServer;
import com.yahoo.messagebus.routing.Route;
import com.yahoo.messagebus.routing.RoutingPolicy;
import com.yahoo.messagebus.test.Receptor;
import com.yahoo.text.Utf8String;
import org.junit.jupiter.api.Test;
import java.io.PrintWriter;
import java.io.StringWriter;
import static org.junit.jupiter.api.Assertions.*;
/**
* @author Simon Thoresen Hult
*/
public class RPCNetworkTestCase {
@Test
void requireThatProtocolEncodeExceptionIsCaught() throws Exception {
RuntimeException e = new RuntimeException();
Slobrok slobrok = new Slobrok();
TestServer server = new TestServer(new MessageBusParams().addProtocol(MyProtocol.newEncodeException(e)),
new RPCNetworkParams().setSlobrokConfigId(slobrok.configId()));
Receptor receptor = new Receptor();
SourceSession src = server.mb.createSourceSession(
new SourceSessionParams().setTimeout(600.0).setReplyHandler(receptor));
DestinationSession dst = server.mb.createDestinationSession(new DestinationSessionParams());
assertTrue(src.send(new MyMessage().setRoute(Route.parse(dst.getConnectionSpec()))).isAccepted());
Reply reply = receptor.getReply(60);
assertNotNull(reply);
assertEquals(1, reply.getNumErrors());
StringWriter expected = new StringWriter();
e.printStackTrace(new PrintWriter(expected));
String actual = reply.getError(0).toString();
assertTrue(actual.contains(expected.toString()), actual);
}
private static class MyMessage extends Message {
@Override
public Utf8String getProtocol() {
return new Utf8String(MyProtocol.NAME);
}
@Override
public int getType() {
return 0;
}
}
private static class MyProtocol implements Protocol {
final static String NAME = "myProtocol";
final RuntimeException encodeException;
MyProtocol(RuntimeException encodeException) {
this.encodeException = encodeException;
}
@Override
public String getName() {
return NAME;
}
@Override
public byte[] encode(Version version, Routable routable) {
throw encodeException;
}
@Override
public Routable decode(Version version, byte[] payload) {
return null;
}
@Override
public RoutingPolicy createPolicy(String name, String param) {
return null;
}
static MyProtocol newEncodeException(RuntimeException e) {
return new MyProtocol(e);
}
}
}
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