public void InvokePassesOnCall()
{
var urn = string.Empty;
var args = new InvokeArguments();
var result = new InvokeResult();
var invokerMock = new Mock<IActionInvoker>(MockBehavior.Strict);
invokerMock.Setup(i => i.Invoke(urn, args)).Returns(result).Verifiable();
var channel = new WcfChannel(invokerMock.Object);
var actual = channel.Invoke(urn, args);
Assert.AreSame(result, actual);
invokerMock.Verify();
}
/// <summary>
/// Invokes an action on an item.
/// </summary>
/// <param name="urn">The URN to invoke the action.</param>
/// <param name="arguments">The arguments for the action.</param>
/// <returns>
/// The return message from the action.
/// </returns>
public InvokeResult Invoke(string urn, InvokeArguments arguments)
{
var result = new InvokeResult();
var item = this.LocateItem(urn);
if (item == null)
{
logger.Warn("Request made to unknown URN '{0}'", urn);
result.ResultCode = RemoteResultCode.UnknownUrn;
return result;
}
if (arguments == null)
{
result.ResultCode = RemoteResultCode.MissingArguments;
return result;
}
var method = FindAction(item.GetType(), arguments.Action);
if (method == null)
{
logger.Warn("Request made for unknown action '{0}' on '{1}", arguments.Action, urn);
result.ResultCode = RemoteResultCode.UnknownAction;
return result;
}
// TODO: Validate security
if (string.IsNullOrEmpty(arguments.Data))
{
result.ResultCode = RemoteResultCode.InvalidInput;
return result;
}
var parameters = method.GetParameters();
var input = MessageSerialiser.Deserialise(arguments.Data);
if (parameters[0].ParameterType.IsAssignableFrom(input.GetType()))
{
var output = method.Invoke(item, new[] { input });
result.Data = MessageSerialiser.Serialise(output);
}
else
{
result.ResultCode = RemoteResultCode.InvalidInput;
}
return result;
}
