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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/vespalib/testkit/testapp.h>
#include <vespa/messagebus/emptyreply.h>
#include <vespa/messagebus/messagebus.h>
#include <vespa/messagebus/sourcesession.h>
#include <vespa/messagebus/intermediatesession.h>
#include <vespa/messagebus/destinationsession.h>
#include <vespa/messagebus/testlib/slobrok.h>
#include <vespa/messagebus/testlib/testserver.h>
#include <vespa/messagebus/routing/routingspec.h>
#include <vespa/messagebus/testlib/receptor.h>
#include <vespa/messagebus/sourcesessionparams.h>
#include <vespa/messagebus/testlib/simplemessage.h>
using namespace mbus;
//-----------------------------------------------------------------------------
class Proxy : public IMessageHandler,
public IReplyHandler
{
private:
IntermediateSession::UP _session;
public:
Proxy(MessageBus &bus);
void handleMessage(Message::UP msg) override;
void handleReply(Reply::UP reply) override;
};
Proxy::Proxy(MessageBus &bus)
: _session(bus.createIntermediateSession("session", true, *this, *this))
{
}
void
Proxy::handleMessage(Message::UP msg) {
msg->getTrace().trace(1, "Proxy message", false);
_session->forward(std::move(msg));
}
void
Proxy::handleReply(Reply::UP reply) {
reply->getTrace().trace(1, "Proxy reply", false);
_session->forward(std::move(reply));
}
//-----------------------------------------------------------------------------
class Server : public IMessageHandler
{
private:
DestinationSession::UP _session;
public:
Server(MessageBus &bus);
void handleMessage(Message::UP msg) override;
};
Server::Server(MessageBus &bus)
: _session(bus.createDestinationSession("session", true, *this))
{
}
void
Server::handleMessage(Message::UP msg) {
msg->getTrace().trace(1, "Server message", false);
Reply::UP reply(new EmptyReply());
msg->swapState(*reply);
reply->getTrace().trace(1, "Server reply", false);
_session->reply(std::move(reply));
}
//-----------------------------------------------------------------------------
TEST_SETUP(Test);
RoutingSpec getRouting() {
return RoutingSpec()
.addTable(RoutingTableSpec("Simple")
.addHop(HopSpec("pxy", "test/pxy/session"))
.addHop(HopSpec("dst", "test/dst/session"))
.addRoute(RouteSpec("test").addHop("pxy").addHop("dst")));
}
int
Test::Main()
{
TEST_INIT("simple-roundtrip_test");
Slobrok slobrok;
TestServer srcNet(Identity("test/src"), getRouting(), slobrok);
TestServer pxyNet(Identity("test/pxy"), getRouting(), slobrok);
TestServer dstNet(Identity("test/dst"), getRouting(), slobrok);
Receptor src;
Proxy pxy(pxyNet.mb);
Server dst(dstNet.mb);
SourceSession::UP ss = srcNet.mb.createSourceSession(src, SourceSessionParams());
// wait for slobrok registration
ASSERT_TRUE(srcNet.waitSlobrok("test/pxy/session"));
ASSERT_TRUE(srcNet.waitSlobrok("test/dst/session"));
ASSERT_TRUE(pxyNet.waitSlobrok("test/dst/session"));
Message::UP msg(new SimpleMessage(""));
msg->getTrace().setLevel(1);
msg->getTrace().trace(1, "Client message", false);
ss->send(std::move(msg), "test");
Reply::UP reply = src.getReply();
reply->getTrace().trace(1, "Client reply", false);
EXPECT_TRUE(reply->getNumErrors() == 0);
TraceNode t = TraceNode()
.addChild("Client message")
.addChild("Proxy message")
.addChild("Server message")
.addChild("Server reply")
.addChild("Proxy reply")
.addChild("Client reply");
EXPECT_TRUE(reply->getTrace().encode() == t.encode());
TEST_DONE();
}
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