public async Task StreamedMessage_SuccessResponseAfterMessageReceived()
{
// Arrange
var requestMessage = new HelloRequest
{
Name = "World"
};
var ms = new MemoryStream();
MessageHelpers.WriteMessage(ms, requestMessage);
var streamingContent = new StreamingContent();
var httpRequest = GrpcHttpHelper.Create("Greet.Greeter/SayHello");
httpRequest.Content = streamingContent;
// Act
var responseTask = Fixture.Client.SendAsync(httpRequest, HttpCompletionOption.ResponseHeadersRead);
// Assert
Assert.IsFalse(responseTask.IsCompleted, "Server should wait for client to finish streaming");
var requestStream = await streamingContent.GetRequestStreamAsync().DefaultTimeout();
await requestStream.WriteAsync(ms.ToArray()).AsTask().DefaultTimeout();
streamingContent.Complete();
var response = await responseTask.DefaultTimeout();
var responseMessage = await response.GetSuccessfulGrpcMessageAsync <HelloReply>().DefaultTimeout();
Assert.AreEqual("Hello World", responseMessage.Message);
}
public async Task AdditionalDataAfterStreamedMessage_ErrorResponse()
{
// Arrange
SetExpectedErrorsFilter(writeContext =>
{
if (writeContext.LoggerName == TestConstants.ServerCallHandlerTestName &&
writeContext.EventId.Name == "RpcConnectionError" &&
writeContext.State.ToString() == "Error status code 'Internal' raised.")
{
return(true);
}
if (writeContext.LoggerName == TestConstants.ServerCallHandlerTestName &&
writeContext.EventId.Name == "ErrorReadingMessage" &&
writeContext.State.ToString() == "Error reading message.")
{
return(true);
}
return(false);
});
var requestMessage = new HelloRequest
{
Name = "World"
};
var ms = new MemoryStream();
MessageHelpers.WriteMessage(ms, requestMessage);
var streamingContent = new StreamingContent();
var httpRequest = GrpcHttpHelper.Create("Greet.Greeter/SayHello");
httpRequest.Content = streamingContent;
// Act
var responseTask = Fixture.Client.SendAsync(httpRequest, HttpCompletionOption.ResponseHeadersRead);
// Assert
Assert.IsFalse(responseTask.IsCompleted, "Server should wait for client to finish streaming");
var requestStream = await streamingContent.GetRequestStreamAsync().DefaultTimeout();
await requestStream.WriteAsync(ms.ToArray()).AsTask().DefaultTimeout();
await requestStream.WriteAsync(ms.ToArray()).AsTask().DefaultTimeout();
streamingContent.Complete();
var response = await responseTask.DefaultTimeout();
// Read to end of response so headers are available
await response.Content.CopyToAsync(new MemoryStream()).DefaultTimeout();
response.AssertTrailerStatus(StatusCode.Internal, "Additional data after the message received.");
}
public async Task MultipleMessagesFromOneClient_SuccessResponses()
{
// Arrange
var ms = new MemoryStream();
MessageHelpers.WriteMessage(ms, new ChatMessage
{
Name = "John",
Message = "Hello Jill"
});
var streamingContent = new StreamingContent();
var httpRequest = GrpcHttpHelper.Create("Chat.Chatter/Chat");
httpRequest.Content = streamingContent;
// Act
var responseTask = Fixture.Client.SendAsync(httpRequest, HttpCompletionOption.ResponseHeadersRead);
// Assert
Assert.IsFalse(responseTask.IsCompleted, "Server should wait for first message from client");
var requestStream = await streamingContent.GetRequestStreamAsync().DefaultTimeout();
await requestStream.WriteAsync(ms.ToArray()).AsTask().DefaultTimeout();
await requestStream.FlushAsync().DefaultTimeout();
var response = await responseTask.DefaultTimeout();
response.AssertIsSuccessfulGrpcRequest();
var responseStream = await response.Content.ReadAsStreamAsync().DefaultTimeout();
var pipeReader = PipeReader.Create(responseStream);
var message1Task = MessageHelpers.AssertReadStreamMessageAsync <ChatMessage>(pipeReader);
var message1 = await message1Task.DefaultTimeout();
Assert.AreEqual("John", message1.Name);
Assert.AreEqual("Hello Jill", message1.Message);
var message2Task = MessageHelpers.AssertReadStreamMessageAsync <ChatMessage>(pipeReader);
Assert.IsFalse(message2Task.IsCompleted, "Server is waiting for messages from client");
ms = new MemoryStream();
MessageHelpers.WriteMessage(ms, new ChatMessage
{
Name = "Jill",
Message = "Hello John"
});
await requestStream.WriteAsync(ms.ToArray()).AsTask().DefaultTimeout();
await requestStream.FlushAsync().DefaultTimeout();
var message2 = await message2Task.DefaultTimeout();
Assert.AreEqual("Jill", message2.Name);
Assert.AreEqual("Hello John", message2.Message);
var finishedTask = MessageHelpers.AssertReadStreamMessageAsync <ChatMessage>(pipeReader);
Assert.IsFalse(finishedTask.IsCompleted, "Server is waiting for client to end streaming");
// Complete request stream
streamingContent.Complete();
await finishedTask.DefaultTimeout();
response.AssertTrailerStatus();
}