grpc/src/csharp/GrpcCoreTests/GrpcEnvironmentTest.cs

#region Copyright notice and license

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// modification, are permitted provided that the following conditions are
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// 
//     * Redistributions of source code must retain the above copyright
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// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
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#endregion

using System;
using NUnit.Framework;
using Google.GRPC.Core;
using System.Threading;

namespace Google.GRPC.Core.Tests
{
    public class GrpcEnvironmentTest
    {
        [Test]
        public void InitializeAndShutdownGrpcEnvironment() {
            GrpcEnvironment.Initialize();
            Assert.IsNotNull(GrpcEnvironment.ThreadPool.CompletionQueue);
            GrpcEnvironment.Shutdown();
        }

        [Test]
        public void SubsequentInvocations() {
            GrpcEnvironment.Initialize();
            GrpcEnvironment.Initialize();
            GrpcEnvironment.Shutdown();
            GrpcEnvironment.Shutdown();
        }

        [Test]
        public void InitializeAfterShutdown() {
            GrpcEnvironment.Initialize();
            var tp1 = GrpcEnvironment.ThreadPool;
            GrpcEnvironment.Shutdown();

            GrpcEnvironment.Initialize();
            var tp2 = GrpcEnvironment.ThreadPool;
            GrpcEnvironment.Shutdown();

            Assert.IsFalse(Object.ReferenceEquals(tp1, tp2));
        }
    }
}