| #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.Threading.Tasks; |
| using Grpc.Core; |
| using Grpc.Core.Internal; |
| using Grpc.Core.Utils; |
| using NUnit.Framework; |
| |
| namespace Grpc.Core.Tests |
| { |
| public class ChannelTest |
| { |
| [Test] |
| public void Constructor_RejectsInvalidParams() |
| { |
| Assert.Throws(typeof(ArgumentNullException), () => new Channel(null, ChannelCredentials.Insecure)); |
| } |
| |
| [Test] |
| public void Constructor_RejectsDuplicateOptions() |
| { |
| var options = new ChannelOption[] |
| { |
| new ChannelOption(ChannelOptions.PrimaryUserAgentString, "ABC"), |
| new ChannelOption(ChannelOptions.PrimaryUserAgentString, "XYZ") |
| }; |
| Assert.Throws(typeof(ArgumentException), () => new Channel("127.0.0.1", ChannelCredentials.Insecure, options)); |
| } |
| |
| [Test] |
| public void State_IdleAfterCreation() |
| { |
| var channel = new Channel("localhost", ChannelCredentials.Insecure); |
| Assert.AreEqual(ChannelState.Idle, channel.State); |
| channel.ShutdownAsync().Wait(); |
| } |
| |
| [Test] |
| public void WaitForStateChangedAsync_InvalidArgument() |
| { |
| var channel = new Channel("localhost", ChannelCredentials.Insecure); |
| Assert.ThrowsAsync(typeof(ArgumentException), async () => await channel.WaitForStateChangedAsync(ChannelState.Shutdown)); |
| channel.ShutdownAsync().Wait(); |
| } |
| |
| [Test] |
| public void ResolvedTarget() |
| { |
| var channel = new Channel("127.0.0.1", ChannelCredentials.Insecure); |
| Assert.IsTrue(channel.ResolvedTarget.Contains("127.0.0.1")); |
| channel.ShutdownAsync().Wait(); |
| } |
| |
| [Test] |
| public void Shutdown_AllowedOnlyOnce() |
| { |
| var channel = new Channel("localhost", ChannelCredentials.Insecure); |
| channel.ShutdownAsync().Wait(); |
| Assert.ThrowsAsync(typeof(InvalidOperationException), async () => await channel.ShutdownAsync()); |
| } |
| |
| [Test] |
| public async Task ShutdownTokenCancelledAfterShutdown() |
| { |
| var channel = new Channel("localhost", ChannelCredentials.Insecure); |
| Assert.IsFalse(channel.ShutdownToken.IsCancellationRequested); |
| var shutdownTask = channel.ShutdownAsync(); |
| Assert.IsTrue(channel.ShutdownToken.IsCancellationRequested); |
| await shutdownTask; |
| } |
| |
| [Test] |
| public async Task StateIsShutdownAfterShutdown() |
| { |
| var channel = new Channel("localhost", ChannelCredentials.Insecure); |
| await channel.ShutdownAsync(); |
| Assert.AreEqual(ChannelState.Shutdown, channel.State); |
| } |
| |
| [Test] |
| public async Task ShutdownFinishesWaitForStateChangedAsync() |
| { |
| var channel = new Channel("localhost", ChannelCredentials.Insecure); |
| var stateChangedTask = channel.WaitForStateChangedAsync(ChannelState.Idle); |
| var shutdownTask = channel.ShutdownAsync(); |
| await stateChangedTask; |
| await shutdownTask; |
| } |
| |
| [Test] |
| public async Task OperationsThrowAfterShutdown() |
| { |
| var channel = new Channel("localhost", ChannelCredentials.Insecure); |
| await channel.ShutdownAsync(); |
| Assert.ThrowsAsync(typeof(ObjectDisposedException), async () => await channel.WaitForStateChangedAsync(ChannelState.Idle)); |
| Assert.Throws(typeof(ObjectDisposedException), () => { var x = channel.ResolvedTarget; }); |
| Assert.ThrowsAsync(typeof(TaskCanceledException), async () => await channel.ConnectAsync()); |
| } |
| } |
| } |