public void MoveNext_MultipleCallsWithoutAwait_ThrowError()
{
// Arrange
var httpClient = TestHelpers.CreateTestClient(request =>
{
var stream = new SyncPointMemoryStream();
var content = new StreamContent(stream);
return(Task.FromResult(ResponseUtils.CreateResponse(HttpStatusCode.OK, content)));
});
var call = new GrpcCall <HelloRequest, HelloReply>(TestHelpers.ServiceMethod, new CallOptions(), SystemClock.Instance, NullLoggerFactory.Instance);
call.StartServerStreaming(httpClient, new HelloRequest());
// Act
var moveNextTask1 = call.ClientStreamReader !.MoveNext(CancellationToken.None);
var moveNextTask2 = call.ClientStreamReader.MoveNext(CancellationToken.None);
// Assert
Assert.IsFalse(moveNextTask1.IsCompleted);
var ex = Assert.ThrowsAsync <InvalidOperationException>(async() => await moveNextTask2.DefaultTimeout());
Assert.AreEqual("Cannot read next message because the previous read is in progress.", ex.Message);
}
public async Task MoveNext_TokenCanceledDuringCall_ThrowError()
{
// Arrange
var cts = new CancellationTokenSource();
var httpClient = ClientTestHelpers.CreateTestClient(request =>
{
var stream = new SyncPointMemoryStream();
var content = new StreamContent(stream);
return(Task.FromResult(ResponseUtils.CreateResponse(HttpStatusCode.OK, content)));
});
var channel = GrpcChannel.ForAddress(httpClient.BaseAddress, new GrpcChannelOptions {
HttpClient = httpClient
});
var call = new GrpcCall <HelloRequest, HelloReply>(ClientTestHelpers.ServiceMethod, new CallOptions(), channel);
call.StartServerStreaming(new HelloRequest());
// Act
var moveNextTask1 = call.ClientStreamReader !.MoveNext(cts.Token);
// Assert
Assert.IsFalse(moveNextTask1.IsCompleted);
cts.Cancel();
var ex = await ExceptionAssert.ThrowsAsync <RpcException>(() => moveNextTask1).DefaultTimeout();
Assert.AreEqual(StatusCode.Cancelled, ex.StatusCode);
}
public void MoveNext_TokenCanceledDuringCall_ThrowError()
{
// Arrange
var cts = new CancellationTokenSource();
var httpClient = TestHelpers.CreateTestClient(request =>
{
var stream = new SyncPointMemoryStream();
var content = new StreamContent(stream);
return(Task.FromResult(ResponseUtils.CreateResponse(HttpStatusCode.OK, content)));
});
var call = new GrpcCall <HelloRequest, HelloReply>(TestHelpers.ServiceMethod, new CallOptions(), SystemClock.Instance, NullLoggerFactory.Instance);
call.StartServerStreaming(httpClient, new HelloRequest());
// Act
var moveNextTask1 = call.ClientStreamReader !.MoveNext(cts.Token);
// Assert
Assert.IsFalse(moveNextTask1.IsCompleted);
cts.Cancel();
var ex = Assert.ThrowsAsync <RpcException>(async() => await moveNextTask1.DefaultTimeout());
Assert.AreEqual(StatusCode.Cancelled, ex.StatusCode);
}
public async Task MoveNext_MultipleCallsWithoutAwait_ThrowError()
{
// Arrange
var httpClient = ClientTestHelpers.CreateTestClient(request =>
{
var stream = new SyncPointMemoryStream();
var content = new StreamContent(stream);
return(Task.FromResult(ResponseUtils.CreateResponse(HttpStatusCode.OK, content)));
});
var channel = GrpcChannel.ForAddress(httpClient.BaseAddress, new GrpcChannelOptions {
HttpClient = httpClient
});
var call = new GrpcCall <HelloRequest, HelloReply>(ClientTestHelpers.ServiceMethod, new CallOptions(), channel);
call.StartServerStreaming(new HelloRequest());
// Act
var moveNextTask1 = call.ClientStreamReader !.MoveNext(CancellationToken.None);
var moveNextTask2 = call.ClientStreamReader.MoveNext(CancellationToken.None);
// Assert
Assert.IsFalse(moveNextTask1.IsCompleted);
var ex = await ExceptionAssert.ThrowsAsync <InvalidOperationException>(() => moveNextTask2).DefaultTimeout();
Assert.AreEqual("Can't read the next message because the previous read is still in progress.", ex.Message);
}