413 lines
15 KiB
C#
413 lines
15 KiB
C#
// Copyright (c) .NET Foundation. All rights reserved.
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// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Threading.Tasks;
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using Microsoft.AspNet.Builder;
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using Microsoft.AspNet.FeatureModel;
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using Microsoft.AspNet.Hosting.Builder;
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using Microsoft.AspNet.Hosting.Internal;
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using Microsoft.AspNet.Hosting.Server;
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using Microsoft.AspNet.Hosting.Startup;
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using Microsoft.AspNet.Http;
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using Microsoft.AspNet.Http.Features;
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using Microsoft.AspNet.Testing.xunit;
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using Microsoft.Framework.ConfigurationModel;
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using Microsoft.Framework.DependencyInjection;
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using Microsoft.Framework.Logging;
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using Microsoft.Framework.OptionsModel;
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using Microsoft.Framework.Runtime.Infrastructure;
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using Moq;
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using Xunit;
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namespace Microsoft.AspNet.Hosting
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{
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public class HostingEngineTests : IServerFactory
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{
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private readonly IList<StartInstance> _startInstances = new List<StartInstance>();
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private IFeatureCollection _featuresSupportedByThisHost = new FeatureCollection();
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[Fact]
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public void HostingEngineThrowsWithNoServer()
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{
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var ex = Assert.Throws<InvalidOperationException>(() => CreateBuilder().Build().Start());
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Assert.True(ex.Message.Contains("UseServer()"));
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}
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[Fact]
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public void UseStartupThrowsWithNull()
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{
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Assert.Throws<ArgumentNullException>(() => CreateBuilder().UseStartup((string)null));
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}
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[Fact]
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public void CanStartWithOldServerConfig()
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{
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var vals = new Dictionary<string, string>
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{
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{ "server", "Microsoft.AspNet.Hosting.Tests" }
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};
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var config = new Configuration()
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.Add(new MemoryConfigurationSource(vals));
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var host = CreateBuilder(config).Build();
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host.Start();
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Assert.NotNull(host.ApplicationServices.GetRequiredService<IHostingEnvironment>());
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}
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[Fact]
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public void CanStartWithServerConfig()
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{
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var vals = new Dictionary<string, string>
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{
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{ "Hosting:Server", "Microsoft.AspNet.Hosting.Tests" }
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};
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var config = new Configuration()
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.Add(new MemoryConfigurationSource(vals));
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var host = CreateBuilder(config).Build();
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host.Start();
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Assert.NotNull(host.ApplicationServices.GetRequiredService<IHostingEnvironment>());
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}
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[Fact]
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public void HostingEngineCanBeStarted()
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{
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var engine = CreateBuilder()
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.UseServer(this)
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.UseStartup("Microsoft.AspNet.Hosting.Tests")
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.Build()
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.Start();
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Assert.NotNull(engine);
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Assert.Equal(1, _startInstances.Count);
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Assert.Equal(0, _startInstances[0].DisposeCalls);
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engine.Dispose();
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Assert.Equal(1, _startInstances[0].DisposeCalls);
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}
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[Fact]
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public void HostingEngineNotifiesApplicationStarted()
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{
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var host = CreateBuilder()
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.UseServer(this)
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.Build();
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var applicationLifetime = host.ApplicationServices.GetRequiredService<IApplicationLifetime>();
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Assert.False(applicationLifetime.ApplicationStarted.IsCancellationRequested);
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using (host.Start())
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{
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Assert.True(applicationLifetime.ApplicationStarted.IsCancellationRequested);
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}
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}
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[Fact]
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public void HostingEngineInjectsHostingEnvironment()
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{
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var engine = CreateBuilder()
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.UseServer(this)
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.UseStartup("Microsoft.AspNet.Hosting.Tests")
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.UseEnvironment("WithHostingEnvironment")
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.Build();
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using (var server = engine.Start())
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{
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var env = engine.ApplicationServices.GetRequiredService<IHostingEnvironment>();
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Assert.Equal("Changed", env.EnvironmentName);
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}
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}
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[Fact]
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public void CanReplaceStartupLoader()
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{
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var engine = CreateBuilder().UseServices(services => services.AddTransient<IStartupLoader, TestLoader>())
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.UseServer(this)
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.UseStartup("Microsoft.AspNet.Hosting.Tests")
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.Build();
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Assert.Throws<NotImplementedException>(() => engine.Start());
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}
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[Fact]
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public void CanCreateApplicationServicesWithAddedServices()
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{
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var host = CreateBuilder().UseServices(services => services.AddOptions()).Build();
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Assert.NotNull(host.ApplicationServices.GetRequiredService<IOptions<object>>());
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}
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[Fact]
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public void EnvDefaultsToDevelopmentIfNoConfig()
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{
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var engine = CreateBuilder().Build();
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var env = engine.ApplicationServices.GetRequiredService<IHostingEnvironment>();
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Assert.Equal("Development", env.EnvironmentName);
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}
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[Fact]
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public void EnvDefaultsToDevelopmentConfigValueIfSpecifiedWithOldKey()
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{
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var vals = new Dictionary<string, string>
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{
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{ "ASPNET_ENV", "Staging" }
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};
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var config = new Configuration()
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.Add(new MemoryConfigurationSource(vals));
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var engine = CreateBuilder(config).Build();
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var env = engine.ApplicationServices.GetRequiredService<IHostingEnvironment>();
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Assert.Equal("Staging", env.EnvironmentName);
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}
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[Fact]
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public void EnvDefaultsToDevelopmentConfigValueIfSpecified()
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{
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var vals = new Dictionary<string, string>
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{
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{ "Hosting:Environment", "Staging" }
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};
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var config = new Configuration()
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.Add(new MemoryConfigurationSource(vals));
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var engine = CreateBuilder(config).Build();
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var env = engine.ApplicationServices.GetRequiredService<IHostingEnvironment>();
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Assert.Equal("Staging", env.EnvironmentName);
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}
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[Fact]
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public void WebRootCanBeResolvedFromTheProjectJson()
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{
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var engine = CreateBuilder().UseServer(this).Build();
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var env = engine.ApplicationServices.GetRequiredService<IHostingEnvironment>();
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Assert.Equal(Path.GetFullPath("testroot"), env.WebRootPath);
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Assert.True(env.WebRootFileProvider.GetFileInfo("TextFile.txt").Exists);
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}
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[Fact]
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public void IsEnvironment_Extension_Is_Case_Insensitive()
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{
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var engine = CreateBuilder().UseServer(this).Build();
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using (engine.Start())
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{
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var env = engine.ApplicationServices.GetRequiredService<IHostingEnvironment>();
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Assert.True(env.IsEnvironment("Development"));
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Assert.True(env.IsEnvironment("developMent"));
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}
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}
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[Theory]
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[InlineData(null, "")]
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[InlineData("", "")]
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[InlineData("/", "/")]
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[InlineData(@"\", @"\")]
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[InlineData("sub", "sub")]
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[InlineData("sub/sub2/sub3", @"sub/sub2/sub3")]
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public void MapPath_Facts(string virtualPath, string expectedSuffix)
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{
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RunMapPath(virtualPath, expectedSuffix);
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}
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[ConditionalTheory]
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[OSSkipCondition(OperatingSystems.Linux | OperatingSystems.MacOSX)]
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[InlineData(@"sub/sub2\sub3\", @"sub/sub2/sub3/")]
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public void MapPath_Windows_Facts(string virtualPath, string expectedSuffix)
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{
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RunMapPath(virtualPath, expectedSuffix);
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}
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[Fact]
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public void HostingEngine_CreatesDefaultRequestIdentifierFeature_IfNotPresent()
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{
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// Arrange
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HttpContext httpContext = null;
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var requestDelegate = new RequestDelegate(innerHttpContext =>
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{
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httpContext = innerHttpContext;
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return Task.FromResult(0);
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});
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var hostingEngine = CreateHostingEngine(requestDelegate);
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// Act
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var disposable = hostingEngine.Start();
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// Assert
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Assert.NotNull(httpContext);
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Assert.IsType<DefaultRequestIdentifierFeature>(httpContext.GetFeature<IRequestIdentifierFeature>());
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}
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[Fact]
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public void Hosting_CreatesDefaultRequestIdentifierFeature_IfNotPresent_ForImmutableFeatureCollection()
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{
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// Arrange
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HttpContext httpContext = null;
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var requestDelegate = new RequestDelegate(innerHttpContext =>
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{
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httpContext = innerHttpContext;
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return Task.FromResult(0);
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});
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var featuresSupportedByHost = new Mock<IFeatureCollection>();
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featuresSupportedByHost
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.Setup(fc => fc.Add(It.IsAny<Type>(), It.IsAny<object>()))
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.Throws(new NotImplementedException());
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featuresSupportedByHost
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.Setup(fc => fc.Add(new KeyValuePair<Type, object>(It.IsAny<Type>(), It.IsAny<object>())))
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.Throws(new NotImplementedException());
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_featuresSupportedByThisHost = featuresSupportedByHost.Object;
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var hostingEngine = CreateHostingEngine(requestDelegate);
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// Act
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var disposable = hostingEngine.Start();
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// Assert
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Assert.NotNull(httpContext);
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Assert.IsType<DefaultRequestIdentifierFeature>(httpContext.GetFeature<IRequestIdentifierFeature>());
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}
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[Fact]
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public void HostingEngine_DoesNot_CreateDefaultRequestIdentifierFeature_IfPresent()
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{
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// Arrange
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HttpContext httpContext = null;
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var requestDelegate = new RequestDelegate(innerHttpContext =>
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{
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httpContext = innerHttpContext;
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return Task.FromResult(0);
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});
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var requestIdentifierFeature = new Mock<IRequestIdentifierFeature>().Object;
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_featuresSupportedByThisHost.Add(typeof(IRequestIdentifierFeature), requestIdentifierFeature);
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var hostingEngine = CreateHostingEngine(requestDelegate);
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// Act
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var disposable = hostingEngine.Start();
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// Assert
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Assert.NotNull(httpContext);
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Assert.Same(requestIdentifierFeature, httpContext.GetFeature<IRequestIdentifierFeature>());
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}
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[Fact]
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public void HostingEngine_InvokesConfigureMethodsOnlyOnce()
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{
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var engine = CreateBuilder()
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.UseServer(this)
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.UseStartup<CountStartup>()
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.Build();
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using (engine.Start())
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{
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var services = engine.ApplicationServices;
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var services2 = engine.ApplicationServices;
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Assert.Equal(1, CountStartup.ConfigureCount);
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Assert.Equal(1, CountStartup.ConfigureServicesCount);
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}
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}
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public class CountStartup
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{
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public static int ConfigureServicesCount;
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public static int ConfigureCount;
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public void ConfigureServices(IServiceCollection services)
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{
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ConfigureServicesCount++;
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}
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public void Configure(IApplicationBuilder app)
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{
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ConfigureCount++;
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}
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}
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private IHostingEngine CreateHostingEngine(RequestDelegate requestDelegate)
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{
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var applicationBuilder = new Mock<IApplicationBuilder>();
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applicationBuilder.Setup(appBuilder => appBuilder.Build()).Returns(requestDelegate);
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var applicationBuilderFactory = new Mock<IApplicationBuilderFactory>();
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applicationBuilderFactory
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.Setup(abf => abf.CreateBuilder(It.IsAny<object>()))
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.Returns(applicationBuilder.Object);
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var host = CreateBuilder()
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.UseServer(this)
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.UseServices(s =>
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{
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s.AddInstance(applicationBuilderFactory.Object);
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s.AddInstance(new Mock<ILogger<HostingEngine>>().Object);
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s.AddSingleton<IHttpContextFactory, HttpContextFactory>();
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s.AddInstance(new Mock<IHttpContextAccessor>().Object);
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s.AddInstance(new Mock<IHostingEnvironment>().Object);
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})
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.UseStartup(
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appBuilder => { },
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configureServices => configureServices.BuildServiceProvider());
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return host.Build();
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}
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private void RunMapPath(string virtualPath, string expectedSuffix)
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{
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var engine = CreateBuilder().UseServer(this).Build();
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using (engine.Start())
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{
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var env = engine.ApplicationServices.GetRequiredService<IHostingEnvironment>();
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var mappedPath = env.MapPath(virtualPath);
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expectedSuffix = expectedSuffix.Replace('/', Path.DirectorySeparatorChar);
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Assert.Equal(Path.Combine(env.WebRootPath, expectedSuffix), mappedPath);
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}
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}
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private WebHostBuilder CreateBuilder(IConfiguration config = null)
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{
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return new WebHostBuilder(CallContextServiceLocator.Locator.ServiceProvider, config ?? new Configuration());
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}
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public IServerInformation Initialize(IConfiguration configuration)
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{
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return null;
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}
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public IDisposable Start(IServerInformation serverInformation, Func<IFeatureCollection, Task> application)
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{
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var startInstance = new StartInstance(application);
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_startInstances.Add(startInstance);
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application(_featuresSupportedByThisHost);
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return startInstance;
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}
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public class StartInstance : IDisposable
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{
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private readonly Func<IFeatureCollection, Task> _application;
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public StartInstance(Func<IFeatureCollection, Task> application)
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{
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_application = application;
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}
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public int DisposeCalls { get; set; }
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public void Dispose()
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{
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DisposeCalls += 1;
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}
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}
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private class TestLoader : IStartupLoader
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{
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public Type FindStartupType(string startupAssemblyName, IList<string> diagnosticMessages)
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{
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throw new NotImplementedException();
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}
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public StartupMethods LoadMethods(Type startupType, IList<string> diagnosticMessages)
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{
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throw new NotImplementedException();
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}
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}
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}
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}
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