public virtual void TestVersion0ClientVersion1Server()
{
// old client vs new server
// create a server with two handlers
TestRPCCompatibility.TestImpl1 impl = new TestRPCCompatibility.TestImpl1();
server = new RPC.Builder(conf).SetProtocol(typeof(TestRPCCompatibility.TestProtocol1
)).SetInstance(impl).SetBindAddress(Address).SetPort(0).SetNumHandlers(2).SetVerbose
(false).Build();
server.AddProtocol(RPC.RpcKind.RpcWritable, typeof(TestRPCCompatibility.TestProtocol0
), impl);
server.Start();
addr = NetUtils.GetConnectAddress(server);
proxy = RPC.GetProtocolProxy <TestRPCCompatibility.TestProtocol0>(TestRPCCompatibility.TestProtocol0
.versionID, addr, conf);
TestRPCCompatibility.TestProtocol0 proxy0 = (TestRPCCompatibility.TestProtocol0)proxy
.GetProxy();
proxy0.Ping();
}
public virtual void TestVersion2ClientVersion1Server()
{
// Compatible new client & old server
// create a server with two handlers
TestRPCCompatibility.TestImpl1 impl = new TestRPCCompatibility.TestImpl1();
server = new RPC.Builder(conf).SetProtocol(typeof(TestRPCCompatibility.TestProtocol1
)).SetInstance(impl).SetBindAddress(Address).SetPort(0).SetNumHandlers(2).SetVerbose
(false).Build();
server.AddProtocol(RPC.RpcKind.RpcWritable, typeof(TestRPCCompatibility.TestProtocol0
), impl);
server.Start();
addr = NetUtils.GetConnectAddress(server);
TestRPCCompatibility.Version2Client client = new TestRPCCompatibility.Version2Client
(this);
client.Ping();
Assert.Equal("hello", client.Echo("hello"));
// echo(int) is not supported by server, so returning 3
// This verifies that echo(int) and echo(String)'s hash codes are different
Assert.Equal(3, client.Echo(3));
}
public virtual void TestProtocolMetaInfoSSTranslatorPB()
{
TestRPCCompatibility.TestImpl1 impl = new TestRPCCompatibility.TestImpl1();
server = new RPC.Builder(conf).SetProtocol(typeof(TestRPCCompatibility.TestProtocol1
)).SetInstance(impl).SetBindAddress(Address).SetPort(0).SetNumHandlers(2).SetVerbose
(false).Build();
server.AddProtocol(RPC.RpcKind.RpcWritable, typeof(TestRPCCompatibility.TestProtocol0
), impl);
server.Start();
ProtocolMetaInfoServerSideTranslatorPB xlator = new ProtocolMetaInfoServerSideTranslatorPB
(server);
ProtocolInfoProtos.GetProtocolSignatureResponseProto resp = xlator.GetProtocolSignature
(null, CreateGetProtocolSigRequestProto(typeof(TestRPCCompatibility.TestProtocol1
), RPC.RpcKind.RpcProtocolBuffer));
//No signatures should be found
Assert.Equal(0, resp.GetProtocolSignatureCount());
resp = xlator.GetProtocolSignature(null, CreateGetProtocolSigRequestProto(typeof(
TestRPCCompatibility.TestProtocol1), RPC.RpcKind.RpcWritable));
Assert.Equal(1, resp.GetProtocolSignatureCount());
ProtocolInfoProtos.ProtocolSignatureProto sig = resp.GetProtocolSignatureList()[0
];
Assert.Equal(TestRPCCompatibility.TestProtocol1.versionID, sig
.GetVersion());
bool found = false;
int expected = ProtocolSignature.GetFingerprint(typeof(TestRPCCompatibility.TestProtocol1
).GetMethod("echo", typeof(string)));
foreach (int m in sig.GetMethodsList())
{
if (expected == m)
{
found = true;
break;
}
}
Assert.True(found);
}
