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#region Copyright notice and license
// Copyright 2015, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#endregion
using System;
using System.Runtime.InteropServices;
using System.Threading.Tasks;
using Grpc.Core.Internal;
using NUnit.Framework;
namespace Grpc.Core.Internal.Tests
{
public class AsyncCallTest
{
Channel channel;
FakeNativeCall fakeCall;
AsyncCall<string, string> asyncCall;
[SetUp]
public void Init()
{
channel = new Channel("localhost", ChannelCredentials.Insecure);
fakeCall = new FakeNativeCall();
var callDetails = new CallInvocationDetails<string, string>(channel, "someMethod", null, Marshallers.StringMarshaller, Marshallers.StringMarshaller, new CallOptions());
asyncCall = new AsyncCall<string, string>(callDetails, fakeCall);
}
[TearDown]
public void Cleanup()
{
channel.ShutdownAsync().Wait();
}
[Test]
public void AsyncUnary_CompletionSuccess()
{
var resultTask = asyncCall.UnaryCallAsync("abc");
fakeCall.UnaryResponseClientHandler(true, new ClientSideStatus(Status.DefaultSuccess, new Metadata()), new byte[] { 1, 2, 3 }, new Metadata());
Assert.IsTrue(resultTask.IsCompleted);
Assert.IsTrue(fakeCall.IsDisposed);
Assert.AreEqual(Status.DefaultSuccess, asyncCall.GetStatus());
}
[Test]
public void AsyncUnary_CompletionFailure()
{
var resultTask = asyncCall.UnaryCallAsync("abc");
fakeCall.UnaryResponseClientHandler(false, new ClientSideStatus(new Status(StatusCode.Internal, ""), null), new byte[] { 1, 2, 3 }, new Metadata());
Assert.IsTrue(resultTask.IsCompleted);
Assert.IsTrue(fakeCall.IsDisposed);
Assert.AreEqual(StatusCode.Internal, asyncCall.GetStatus().StatusCode);
Assert.IsNull(asyncCall.GetTrailers());
var ex = Assert.Throws<RpcException>(() => resultTask.GetAwaiter().GetResult());
Assert.AreEqual(StatusCode.Internal, ex.Status.StatusCode);
}
internal class FakeNativeCall : INativeCall
{
public UnaryResponseClientHandler UnaryResponseClientHandler
{
get;
set;
}
public ReceivedStatusOnClientHandler ReceivedStatusOnClientHandler
{
get;
set;
}
public ReceivedMessageHandler ReceivedMessageHandler
{
get;
set;
}
public ReceivedResponseHeadersHandler ReceivedResponseHeadersHandler
{
get;
set;
}
public SendCompletionHandler SendCompletionHandler
{
get;
set;
}
public ReceivedCloseOnServerHandler ReceivedCloseOnServerHandler
{
get;
set;
}
public bool IsCancelled
{
get;
set;
}
public bool IsDisposed
{
get;
set;
}
public void Cancel()
{
IsCancelled = true;
}
public void CancelWithStatus(Status status)
{
IsCancelled = true;
}
public string GetPeer()
{
return "PEER";
}
public void StartUnary(UnaryResponseClientHandler callback, byte[] payload, MetadataArraySafeHandle metadataArray, WriteFlags writeFlags)
{
UnaryResponseClientHandler = callback;
}
public void StartUnary(BatchContextSafeHandle ctx, byte[] payload, MetadataArraySafeHandle metadataArray, WriteFlags writeFlags)
{
throw new NotImplementedException();
}
public void StartClientStreaming(UnaryResponseClientHandler callback, MetadataArraySafeHandle metadataArray)
{
UnaryResponseClientHandler = callback;
}
public void StartServerStreaming(ReceivedStatusOnClientHandler callback, byte[] payload, MetadataArraySafeHandle metadataArray, WriteFlags writeFlags)
{
ReceivedStatusOnClientHandler = callback;
}
public void StartDuplexStreaming(ReceivedStatusOnClientHandler callback, MetadataArraySafeHandle metadataArray)
{
ReceivedStatusOnClientHandler = callback;
}
public void StartReceiveMessage(ReceivedMessageHandler callback)
{
ReceivedMessageHandler = callback;
}
public void StartReceiveInitialMetadata(ReceivedResponseHeadersHandler callback)
{
ReceivedResponseHeadersHandler = callback;
}
public void StartSendInitialMetadata(SendCompletionHandler callback, MetadataArraySafeHandle metadataArray)
{
SendCompletionHandler = callback;
}
public void StartSendMessage(SendCompletionHandler callback, byte[] payload, WriteFlags writeFlags, bool sendEmptyInitialMetadata)
{
SendCompletionHandler = callback;
}
public void StartSendCloseFromClient(SendCompletionHandler callback)
{
SendCompletionHandler = callback;
}
public void StartSendStatusFromServer(SendCompletionHandler callback, Status status, MetadataArraySafeHandle metadataArray, bool sendEmptyInitialMetadata)
{
SendCompletionHandler = callback;
}
public void StartServerSide(ReceivedCloseOnServerHandler callback)
{
ReceivedCloseOnServerHandler = callback;
}
public void Dispose()
{
IsDisposed = true;
}
}
}
}
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