public async Task DuplexStream_SendToUnimplementedMethodAfterResponseReceived_MoveNextThrowsError()
{
// Arrange
var client = new UnimplementedService.UnimplementedServiceClient(Channel);
// This is in a loop to verify a hang that existed in HttpClient when the request is not read to completion
// https://github.com/dotnet/corefx/issues/39586
for (var i = 0; i < 100; i++)
{
Logger.LogInformation("Iteration " + i);
// Act
var call = client.DuplexData();
// Response will only be headers so the call is "done" on the server side
await call.ResponseHeadersAsync.DefaultTimeout();
await call.RequestStream.CompleteAsync().DefaultTimeout();
var ex = await ExceptionAssert.ThrowsAsync <RpcException>(() => call.ResponseStream.MoveNext()).DefaultTimeout();
var status = call.GetStatus();
// Assert
Assert.AreEqual(StatusCode.Unimplemented, ex.StatusCode);
Assert.AreEqual(StatusCode.Unimplemented, status.StatusCode);
}
}
public static void RunUnimplementedService(UnimplementedService.UnimplementedServiceClient client)
{
Console.WriteLine("running unimplemented_service");
var e = Assert.Throws <RpcException>(() => client.UnimplementedCall(new Empty()));
Assert.AreEqual(StatusCode.Unimplemented, e.Status.StatusCode);
Console.WriteLine("Passed!");
}
public async Task DuplexStream_SendToUnimplementedMethod_ThrowError()
{
SetExpectedErrorsFilter(writeContext =>
{
if (writeContext.LoggerName == "Grpc.Net.Client.Internal.GrpcCall" &&
writeContext.EventId.Name == "ErrorSendingMessage" &&
writeContext.State.ToString() == "Error sending message.")
{
return(true);
}
if (writeContext.LoggerName == "Grpc.Net.Client.Internal.GrpcCall" &&
writeContext.EventId.Name == "GrpcStatusError" &&
writeContext.State.ToString() == "Call failed with gRPC error status. Status code: 'Unimplemented', Message: 'Service is unimplemented.'.")
{
return(true);
}
if (writeContext.LoggerName == "Grpc.Net.Client.Internal.GrpcCall" &&
writeContext.EventId.Name == "WriteMessageError" &&
writeContext.Message == "Error writing message.")
{
return(true);
}
return(false);
});
// Arrange
var client = new UnimplementedService.UnimplementedServiceClient(Channel);
// Act
var call = client.DuplexData();
await ExceptionAssert.ThrowsAsync <Exception>(async() =>
{
await call.RequestStream.WriteAsync(new UnimplementeDataMessage
{
Data = ByteString.CopyFrom(new byte[1024 * 64])
}).DefaultTimeout();
await call.RequestStream.WriteAsync(new UnimplementeDataMessage
{
Data = ByteString.CopyFrom(new byte[1024 * 64])
}).DefaultTimeout();
});
await call.ResponseHeadersAsync.DefaultTimeout();
// Assert
Assert.AreEqual(StatusCode.Unimplemented, call.GetStatus().StatusCode);
}
public async Task DuplexStream_SendToUnimplementedMethod_ThrowError()
{
SetExpectedErrorsFilter(writeContext =>
{
if (writeContext.LoggerName == "Grpc.Net.Client.Internal.GrpcCall" &&
writeContext.EventId.Name == "ErrorSendingMessage" &&
writeContext.State.ToString() == "Error sending message.")
{
return(true);
}
if (writeContext.LoggerName == "Grpc.Net.Client.Internal.HttpContentClientStreamWriter" &&
writeContext.EventId.Name == "WriteMessageError" &&
writeContext.Message == "Error writing message.")
{
return(true);
}
return(false);
});
// Arrange
var client = new UnimplementedService.UnimplementedServiceClient(Channel);
// Act
var call = client.DuplexData();
await TestHelpers.AssertIsTrueRetryAsync(async() =>
{
try
{
await call.RequestStream.WriteAsync(new UnimplementeDataMessage
{
Data = ByteString.CopyFrom(CreateTestData(1024 * 64))
}).DefaultTimeout();
return(false);
}
catch
{
return(true);
}
}, "Write until error.", Logger);
await call.ResponseHeadersAsync.DefaultTimeout();
// Assert
Assert.AreEqual(StatusCode.Unimplemented, call.GetStatus().StatusCode);
}
private static async Task CallUnimplemented(GrpcChannel channel)
{
var client = new UnimplementedService.UnimplementedServiceClient(channel);
var reply = client.DuplexData();
try
{
await reply.ResponseStream.MoveNext();
throw new Exception("Expected error status.");
}
catch (RpcException ex) when(ex.StatusCode == StatusCode.Unimplemented)
{
Console.WriteLine("Unimplemented status correctly returned.");
}
}
public async Task DuplexStream_SendToUnimplementedMethodAfterResponseReceived_MoveNextThrowsError()
{
SetExpectedErrorsFilter(writeContext =>
{
if (writeContext.LoggerName == "Grpc.Net.Client.Internal.GrpcCall" &&
writeContext.EventId.Name == "GrpcStatusError" &&
writeContext.State.ToString() == "Call failed with gRPC error status. Status code: 'Unimplemented', Message: 'Service is unimplemented.'.")
{
return(true);
}
return(false);
});
// Arrange
var client = new UnimplementedService.UnimplementedServiceClient(Channel);
// This is in a loop to verify a hang that existed in HttpClient when the request is not read to completion
// https://github.com/dotnet/corefx/issues/39586
for (var i = 0; i < 100; i++)
{
Logger.LogInformation("Iteration " + i);
// Act
var call = client.DuplexData();
// Response will only be headers so the call is "done" on the server side
await call.ResponseHeadersAsync.DefaultTimeout();
await call.RequestStream.CompleteAsync();
var ex = await ExceptionAssert.ThrowsAsync <RpcException>(() => call.ResponseStream.MoveNext());
var status = call.GetStatus();
// Assert
Assert.AreEqual(StatusCode.Unimplemented, ex.StatusCode);
Assert.AreEqual(StatusCode.Unimplemented, status.StatusCode);
}
}
public async Task DuplexStream_SendToUnimplementedMethod_ThrowError()
{
SetExpectedErrorsFilter(writeContext =>
{
if (writeContext.LoggerName == "Grpc.Net.Client.Internal.GrpcCall" &&
writeContext.EventId.Name == "ErrorSendingMessage" &&
writeContext.State.ToString() == "Error sending message.")
{
return(true);
}
return(false);
});
// Arrange
var client = new UnimplementedService.UnimplementedServiceClient(Channel);
// Act
var call = client.DuplexData();
var ex = await ExceptionAssert.ThrowsAsync <RpcException>(async() =>
{
await call.RequestStream.WriteAsync(new UnimplementeDataMessage
{
Data = ByteString.CopyFrom(new byte[1024 * 64])
}).DefaultTimeout();
await call.RequestStream.WriteAsync(new UnimplementeDataMessage
{
Data = ByteString.CopyFrom(new byte[1024 * 64])
}).DefaultTimeout();
});
// Assert
Assert.AreEqual(StatusCode.Cancelled, ex.StatusCode);
}
