93 lines
3 KiB
C#
93 lines
3 KiB
C#
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using System;
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using System.Threading;
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using System.Threading.Tasks;
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using System.Threading.Tasks.Dataflow;
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using BirdsiteLive.DAL.Contracts;
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using BirdsiteLive.DAL.Models;
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using BirdsiteLive.Pipeline.Processors;
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using Microsoft.VisualStudio.TestTools.UnitTesting;
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using Moq;
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namespace BirdsiteLive.Pipeline.Tests.Processors
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{
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[TestClass]
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public class RetrieveTwitterUsersProcessorTests
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{
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[TestMethod]
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public async Task GetTwitterUsersAsync_Test()
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{
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#region Stubs
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var buffer = new BufferBlock<SyncTwitterUser[]>();
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var users = new[]
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{
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new SyncTwitterUser(),
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new SyncTwitterUser(),
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new SyncTwitterUser(),
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};
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#endregion
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#region Mocks
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var twitterUserDalMock = new Mock<ITwitterUserDal>(MockBehavior.Strict);
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twitterUserDalMock
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.Setup(x => x.GetAllTwitterUsersAsync())
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.ReturnsAsync(users);
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#endregion
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var processor = new RetrieveTwitterUsersProcessor(twitterUserDalMock.Object);
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processor.GetTwitterUsersAsync(buffer, CancellationToken.None);
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await Task.Delay(50);
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#region Validations
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twitterUserDalMock.VerifyAll();
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Assert.AreEqual(1, buffer.Count);
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buffer.TryReceive(out var result);
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Assert.AreEqual(3, result.Length);
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#endregion
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}
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[TestMethod]
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public async Task GetTwitterUsersAsync_Exception_Test()
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{
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#region Stubs
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var buffer = new BufferBlock<SyncTwitterUser[]>();
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#endregion
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#region Mocks
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var twitterUserDalMock = new Mock<ITwitterUserDal>(MockBehavior.Strict);
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twitterUserDalMock
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.Setup(x => x.GetAllTwitterUsersAsync())
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.Throws(new Exception());
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#endregion
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var processor = new RetrieveTwitterUsersProcessor(twitterUserDalMock.Object);
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var t = processor.GetTwitterUsersAsync(buffer, CancellationToken.None);
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await Task.WhenAny(t, Task.Delay(50));
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#region Validations
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twitterUserDalMock.VerifyAll();
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Assert.AreEqual(0, buffer.Count);
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#endregion
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}
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[TestMethod]
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[ExpectedException(typeof(OperationCanceledException))]
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public async Task GetTwitterUsersAsync_Cancellation_Test()
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{
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#region Stubs
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var buffer = new BufferBlock<SyncTwitterUser[]>();
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var canTokenS = new CancellationTokenSource();
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canTokenS.Cancel();
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#endregion
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#region Mocks
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var twitterUserDalMock = new Mock<ITwitterUserDal>(MockBehavior.Strict);
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#endregion
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var processor = new RetrieveTwitterUsersProcessor(twitterUserDalMock.Object);
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await processor.GetTwitterUsersAsync(buffer, canTokenS.Token);
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}
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}
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}
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