Testing the provider composite

Kyoo.Tests/Identifier/ProviderTests.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Kyoo.Controllers;
+using Kyoo.Models;
+using Microsoft.Extensions.Logging;
+using Moq;
+using Xunit;
+using Xunit.Abstractions;
+
+namespace Kyoo.Tests.Identifier
+{
+	public class ProviderTests
+	{
+		private readonly ILoggerFactory _factory;
+		
+		public ProviderTests(ITestOutputHelper output)
+		{
+			_factory = LoggerFactory.Create(x =>
+			{
+				x.ClearProviders();
+				x.AddXunit(output);
+			});
+		}
+		
+		[Fact]
+		public async Task NoProviderGetTest()
+		{
+			AProviderComposite provider = new ProviderComposite(Array.Empty<IMetadataProvider>(),
+				_factory.CreateLogger<ProviderComposite>());
+			Show show = new()
+			{
+				ID = 4,
+				Genres = new[] { new Genre("genre") }
+			};
+			Show ret = await provider.Get(show);
+			KAssert.DeepEqual(show, ret);
+		}
+		
+		[Fact]
+		public async Task NoProviderSearchTest()
+		{
+			AProviderComposite provider = new ProviderComposite(Array.Empty<IMetadataProvider>(),
+				_factory.CreateLogger<ProviderComposite>());
+			ICollection<Show> ret = await provider.Search<Show>("show");
+			Assert.Empty(ret);
+		}
+		
+		[Fact]
+		public async Task OneProviderGetTest()
+		{
+			Show show = new()
+			{
+				ID = 4,
+				Genres = new[] { new Genre("genre") }
+			};
+			Mock<IMetadataProvider> mock = new();
+			mock.Setup(x => x.Get(show)).ReturnsAsync(new Show
+			{
+				Title = "title",
+				Genres = new[] { new Genre("ToMerge")}
+			});
+			AProviderComposite provider = new ProviderComposite(new []
+				{
+					mock.Object
+				},
+				_factory.CreateLogger<ProviderComposite>());
+			
+			Show ret = await provider.Get(show);
+			Assert.Equal(4, ret.ID);
+			Assert.Equal("title", ret.Title);
+			Assert.Equal(2, ret.Genres.Count);
+			Assert.Contains("genre", ret.Genres.Select(x => x.Slug));
+			Assert.Contains("tomerge", ret.Genres.Select(x => x.Slug));
+		}
+		
+		[Fact]
+		public async Task TwoProviderGetTest()
+		{
+			Show show = new()
+			{
+				ID = 4,
+				Genres = new[] { new Genre("genre") }
+			};
+			Mock<IMetadataProvider> mock = new();
+			mock.Setup(x => x.Get(show)).ReturnsAsync(new Show
+			{
+				Title = "title",
+				Genres = new[] { new Genre("ToMerge")}
+			});
+			Mock<IMetadataProvider> mockTwo = new();
+			mockTwo.Setup(x => x.Get(show)).ReturnsAsync(new Show
+			{
+				Title = "title2",
+				Status = Status.Finished,
+				Genres = new[] { new Genre("ToMerge")}
+			});
+			AProviderComposite provider = new ProviderComposite(new []
+				{
+					mock.Object,
+					mockTwo.Object
+				},
+				_factory.CreateLogger<ProviderComposite>());
+			
+			Show ret = await provider.Get(show);
+			Assert.Equal(4, ret.ID);
+			Assert.Equal("title", ret.Title);
+			Assert.Equal(Status.Finished, ret.Status);
+			Assert.Equal(2, ret.Genres.Count);
+			Assert.Contains("genre", ret.Genres.Select(x => x.Slug));
+			Assert.Contains("tomerge", ret.Genres.Select(x => x.Slug));
+		}
+	}
+}