/// <summary>
/// Creates a server and a channel and initiates a call. The code is invoked from inside of an AppDomain
/// to test if AppDomain.Unload() work if Grpc is being used.
/// </summary>
public AppDomainTestClass()
{
var helper = new MockServiceHelper(Host);
var server = helper.GetServer();
server.Start();
var channel = helper.GetChannel();
var readyToShutdown = new TaskCompletionSource<object>();
helper.DuplexStreamingHandler = new DuplexStreamingServerMethod<string, string>(async (requestStream, responseStream, context) =>
{
readyToShutdown.SetResult(null);
await requestStream.ToListAsync();
});
var call = Calls.AsyncDuplexStreamingCall(helper.CreateDuplexStreamingCall());
readyToShutdown.Task.Wait(); // make sure handler is running
}
public async Task ResponseHeadersAsync_DuplexStreamingCall()
{
helper.DuplexStreamingHandler = new DuplexStreamingServerMethod <string, string>(async(requestStream, responseStream, context) =>
{
await context.WriteResponseHeadersAsync(headers);
while (await requestStream.MoveNext())
{
await responseStream.WriteAsync(requestStream.Current);
}
});
var call = Calls.AsyncDuplexStreamingCall(helper.CreateDuplexStreamingCall());
var responseHeaders = await call.ResponseHeadersAsync;
var messages = new[] { "PASS" };
await call.RequestStream.WriteAllAsync(messages);
Assert.AreEqual("ascii-header", responseHeaders[0].Key);
CollectionAssert.AreEqual(messages, await call.ResponseStream.ToListAsync());
}
public void ProcessExitHookCanCleanupAbandonedCall()
{
var helper = new MockServiceHelper(Host);
var server = helper.GetServer();
server.Start();
var channel = helper.GetChannel();
var readyToShutdown = new TaskCompletionSource <object>();
helper.DuplexStreamingHandler = new DuplexStreamingServerMethod <string, string>(async(requestStream, responseStream, context) =>
{
readyToShutdown.SetResult(null);
await requestStream.ToListAsync();
});
var call = Calls.AsyncDuplexStreamingCall(helper.CreateDuplexStreamingCall());
readyToShutdown.Task.Wait(); // make sure handler is running
}
public async Task WriteOptions_DuplexStreaming()
{
helper.DuplexStreamingHandler = new DuplexStreamingServerMethod <string, string>(async(requestStream, responseStream, context) =>
{
await requestStream.ToListAsync();
context.WriteOptions = new WriteOptions(WriteFlags.NoCompress);
await context.WriteResponseHeadersAsync(new Metadata {
{ "ascii-header", "abcdefg" }
});
await responseStream.WriteAsync("X");
responseStream.WriteOptions = null;
await responseStream.WriteAsync("Y");
responseStream.WriteOptions = new WriteOptions(WriteFlags.NoCompress);
await responseStream.WriteAsync("Z");
});
var callOptions = new CallOptions(writeOptions: new WriteOptions(WriteFlags.NoCompress));
var call = Calls.AsyncDuplexStreamingCall(helper.CreateDuplexStreamingCall(callOptions));
// check that write options from call options are propagated to request stream.
Assert.IsTrue((call.RequestStream.WriteOptions.Flags & WriteFlags.NoCompress) != 0);
call.RequestStream.WriteOptions = new WriteOptions();
await call.RequestStream.WriteAsync("A");
call.RequestStream.WriteOptions = null;
await call.RequestStream.WriteAsync("B");
call.RequestStream.WriteOptions = new WriteOptions(WriteFlags.NoCompress);
await call.RequestStream.WriteAsync("C");
await call.RequestStream.CompleteAsync();
await call.ResponseStream.ToListAsync();
}