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#region Copyright notice and license
// Copyright 2015 gRPC authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#endregion
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Grpc.Core;
using Grpc.Health.V1;
using NUnit.Framework;
namespace Grpc.HealthCheck.Tests
{
/// <summary>
/// Health client talks to health server.
/// </summary>
public class HealthClientServerTest
{
const string Host = "localhost";
Server server;
Channel channel;
Grpc.Health.V1.Health.HealthClient client;
Grpc.HealthCheck.HealthServiceImpl serviceImpl;
[OneTimeSetUp]
public void Init()
{
serviceImpl = new HealthServiceImpl();
// Disable SO_REUSEPORT to prevent https://github.com/grpc/grpc/issues/10755
server = new Server(new[] { new ChannelOption(ChannelOptions.SoReuseport, 0) })
{
Services = { Grpc.Health.V1.Health.BindService(serviceImpl) },
Ports = { { Host, ServerPort.PickUnused, ServerCredentials.Insecure } }
};
server.Start();
channel = new Channel(Host, server.Ports.Single().BoundPort, ChannelCredentials.Insecure);
client = new Grpc.Health.V1.Health.HealthClient(channel);
}
[OneTimeTearDown]
public void Cleanup()
{
channel.ShutdownAsync().Wait();
server.ShutdownAsync().Wait();
}
[Test]
public void ServiceIsRunning()
{
serviceImpl.SetStatus("", HealthCheckResponse.Types.ServingStatus.Serving);
var response = client.Check(new HealthCheckRequest { Service = "" });
Assert.AreEqual(HealthCheckResponse.Types.ServingStatus.Serving, response.Status);
}
[Test]
public void ServiceDoesntExist()
{
var ex = Assert.Throws<RpcException>(() => client.Check(new HealthCheckRequest { Service = "nonexistent.service" }));
Assert.AreEqual(StatusCode.NotFound, ex.Status.StatusCode);
}
// TODO(jtattermusch): add test with timeout once timeouts are supported
}
}
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