public void ImplementationThrowsExceptionTest()
{
using (IServer server = new AdditionServer())
using (IClient client = new AdditionClient())
{
server.Register <AdditionThrowsExceptionCapability>();
server.Serve();
var gotCorrectAnswer = false;
var gotCalculationError = false;
var gotOtherError = false;
var finishedUnsuccessfully = false;
client.GetCapability <IAdditionCapability, AdditionArguments, AdditionReturnValue>()
.Map(capability => capability.Invoke(new AdditionArguments(2, 3)))
.Map(result => new AdditionSucceeded(), () => new CalculationError(), result => result.Value == 5)
.Case((AdditionSucceeded rv) => gotCorrectAnswer = true)
.Fold(_ => gotCalculationError = true, error => error is CalculationError)
.Fold(_ => gotOtherError = true, error => error is RequestDeniedError)
.Fold(_ => gotOtherError = true, error => error is CapabilityInvocationError)
.Fold(_ => gotOtherError = true, error => error is UnsuccessfulNegotiationWithServer)
.Fold(_ => gotOtherError = true, error => error is UnexpectedMessageError)
.Fold(_ => gotOtherError = true, error => error is UnknownMessageError)
.Fold(_ => gotOtherError = true, error => error is UnknownError)
.Fold(_ => finishedUnsuccessfully = true);
Assert.False(gotCorrectAnswer);
Assert.False(gotCalculationError);
Assert.True(gotOtherError);
Assert.True(finishedUnsuccessfully);
}
}
static async Task Main(string[] args)
{
#if DEBUG
endpoints = new string[5] {
"http://localhost:5001",
"http://localhost:5002",
"http://localhost:5003",
"http://localhost:5004",
"http://localhost:5005"
};
#else
endpoints = new string[5] {
Environment.GetEnvironmentVariable("AdditionEndpoint"),
Environment.GetEnvironmentVariable("DivisionEndpoint"),
Environment.GetEnvironmentVariable("MultiplicationEndpoint"),
Environment.GetEnvironmentVariable("SubstractionEndpoint"),
Environment.GetEnvironmentVariable("PercentageEndpoint")
};
#endif
AppContext.SetSwitch("System.Net.Http.SocketsHttpHandler.Http2UnencryptedSupport", true);
AppContext.SetSwitch("System.Net.Http.SocketsHttpHandler.Http2Support", true);
Console.WriteLine("available endpoints");
foreach (string endpoint in endpoints)
{
Console.WriteLine(endpoint);
}
Console.WriteLine("Starting gRPC chatting");
using var AdditionChannel = GrpcChannel.ForAddress(endpoints[0]);
using var DivisionChannel = GrpcChannel.ForAddress(endpoints[1]);
using var MultiplicationChannel = GrpcChannel.ForAddress(endpoints[2]);
using var SubstractionChannel = GrpcChannel.ForAddress(endpoints[3]);
using var PercentageChannel = GrpcChannel.ForAddress(endpoints[4]);
var AdditionClient = new AdditionClient(AdditionChannel);
var DivisionClient = new DivisionClient(DivisionChannel);
var MultiplicationClient = new MultiplicationClient(MultiplicationChannel);
var SubstractionClient = new SubstractionClient(SubstractionChannel);
var PercentageClient = new PercentageClient(PercentageChannel);
while (true)
{
try
{
Thread.Sleep(20);
var position = new Random().Next(0, 5);
switch (position)
{
case 0:
Console.WriteLine("Attempting an addition");
Console.WriteLine((await AdditionClient.AddAsync(new calc.add.AdditionRequest
{
Op1 = 10,
Op2 = 12
})).Result);
break;
case 1:
//purposely causing division by 0 from time to time
Console.WriteLine("Attempting a division");
Console.WriteLine((await DivisionClient.DivideAsync(new calc.divide.DivisionRequest
{
Op1 = 10,
Op2 = new Random().Next(0, 4)
})).Result);
break;
case 2:
Console.WriteLine((await MultiplicationClient.MultiplyAsync(new calc.multiply.MultiplicationRequest
{
Op1 = 10,
Op2 = 12
})).Result);
break;
case 3:
Console.WriteLine((await SubstractionClient.SubstractAsync(new calc.substract.SubstractionRequest
{
Op1 = 10,
Op2 = 12
})).Result);
break;
case 4:
Console.WriteLine("Attempting a percentage");
Console.WriteLine((await PercentageClient.GetPercentageAsync(new calc.percentage.PercentageRequest
{
Op1 = 10,
Op2 = 12
})).Result);
break;
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
}