private void HandleMessage(Message message)
{
foreach (var messageHandler in _messageHandlers)
{
var nextState = messageHandler.HandleMessage(this, message);
if (nextState != DotnetTestState.NoOp)
{
State = nextState;
return;
}
}
UnknownMessageHandler.HandleMessage(this, message);
}
public void It_throws_InvalidOperationException_and_sends_an_error_when_the_message_is_not_handled()
{
const string expectedError = "No handler for message 'Test Message' when at state 'InitialState'";
var dotnetTestMock = new Mock<IDotnetTest>();
dotnetTestMock.Setup(d => d.State).Returns(DotnetTestState.InitialState);
var reportingChannel = new Mock<IReportingChannel>();
reportingChannel.Setup(r => r.SendError(expectedError)).Verifiable();
var unknownMessageHandler = new UnknownMessageHandler(reportingChannel.Object);
Action action = () => unknownMessageHandler.HandleMessage(
dotnetTestMock.Object,
new Message { MessageType = "Test Message" });
action.ShouldThrow<InvalidOperationException>().WithMessage(expectedError);
reportingChannel.Verify();
}