Add compression pass through tests (#1525)

build/dependencies.props

@@ -1,4 +1,4 @@
-<Project>
+<Project>
   <PropertyGroup>
     <MSBuildAllProjects>$(MSBuildAllProjects);$(MSBuildThisFileFullPath)</MSBuildAllProjects>
   </PropertyGroup>
@@ -15,6 +15,7 @@
     <MicrosoftAspNetCoreHttpOverridesPackageVersion>2.2.0-preview3-35496</MicrosoftAspNetCoreHttpOverridesPackageVersion>
     <MicrosoftAspNetCoreHttpPackageVersion>2.2.0-preview3-35496</MicrosoftAspNetCoreHttpPackageVersion>
     <MicrosoftAspNetCoreHttpSysSourcesPackageVersion>2.2.0-preview3-35496</MicrosoftAspNetCoreHttpSysSourcesPackageVersion>
+    <MicrosoftAspNetCoreResponseCompressionPackageVersion>2.2.0-preview3-35496</MicrosoftAspNetCoreResponseCompressionPackageVersion>
     <MicrosoftAspNetCoreServerIntegrationTestingPackageVersion>0.6.0-preview3-35496</MicrosoftAspNetCoreServerIntegrationTestingPackageVersion>
     <MicrosoftAspNetCoreServerKestrelPackageVersion>2.2.0-preview3-35496</MicrosoftAspNetCoreServerKestrelPackageVersion>
     <MicrosoftAspNetCoreTestHostPackageVersion>2.2.0-preview3-35496</MicrosoftAspNetCoreTestHostPackageVersion>

test/Common.FunctionalTests/CompressionTests.cs

@@ -0,0 +1,58 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System.Linq;
+using System.Net.Http;
+using System.Net.Http.Headers;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Testing.xunit;
+using Xunit;
+
+namespace Microsoft.AspNetCore.Server.IISIntegration.FunctionalTests
+{
+    [Collection(IISCompressionSiteCollection.Name)]
+    public abstract class CompressionTests : FixtureLoggedTest
+    {
+        private readonly IISTestSiteFixture _fixture;
+
+        [Collection(IISTestSiteCollection.Name)]
+        public class InProc: CompressionTests
+        {
+            public InProc(IISTestSiteFixture fixture) : base(fixture) { }
+        }
+
+        [Collection(OutOfProcessTestSiteCollection.Name)]
+        public class OutOfProcess: CompressionTests
+        {
+            public OutOfProcess(OutOfProcessTestSiteFixture fixture) : base(fixture) { }
+        }
+
+        [Collection(OutOfProcessV1TestSiteCollection.Name)]
+        public class OutOfProcessV1: CompressionTests
+        {
+            public OutOfProcessV1(OutOfProcessV1TestSiteFixture fixture) : base(fixture) { }
+        }
+
+        protected CompressionTests(IISTestSiteFixture fixture) : base(fixture)
+        {
+            _fixture = fixture;
+        }
+
+        [ConditionalFact]
+        public async Task PassesThroughCompression()
+        {
+            var request = new HttpRequestMessage(HttpMethod.Get, "/CompressedData");
+
+            request.Headers.AcceptEncoding.Add(new StringWithQualityHeaderValue("gzip"));
+
+            var response = await _fixture.Client.SendAsync(request);
+            Assert.Equal("gzip", response.Content.Headers.ContentEncoding.Single());
+            Assert.Equal(
+                new byte[] {
+                    0x1F, 0x8B, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00,
+                    0x04, 0x0B, 0x63, 0x60, 0xA0, 0x3D, 0x00, 0x00,
+                    0xCA, 0xC6, 0x88, 0x99, 0x64, 0x00, 0x00, 0x00 },
+                await response.Content.ReadAsByteArrayAsync());
+        }
+    }
+}

test/Common.FunctionalTests/Inprocess/CompressionTests.cs

@@ -13,11 +13,11 @@ using Xunit;
 namespace Microsoft.AspNetCore.Server.IISIntegration.FunctionalTests
 {
     [Collection(IISCompressionSiteCollection.Name)]
-    public class CompressionTests : FixtureLoggedTest
+    public class CompressionModuleTests : FixtureLoggedTest
     {
         private readonly IISCompressionSiteFixture _fixture;
 
-        public CompressionTests(IISCompressionSiteFixture fixture): base(fixture)
+        public CompressionModuleTests(IISCompressionSiteFixture fixture): base(fixture)
         {
             _fixture = fixture;
         }

test/WebSites/InProcessWebSite/InProcessWebSite.csproj

@@ -20,6 +20,7 @@
   </ItemGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.AspNetCore.ResponseCompression" Version="$(MicrosoftAspNetCoreResponseCompressionPackageVersion)" />
     <PackageReference Include="Microsoft.AspNetCore.Hosting" Version="$(MicrosoftAspNetCoreHostingPackageVersion)" />
     <PackageReference Include="Microsoft.AspNetCore.WebUtilities" Version="$(MicrosoftAspNetCoreWebUtilitiesPackageVersion)" />
     <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="$(MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion)" />

test/WebSites/OutOfProcessWebSite/OutOfProcessWebSite.csproj

@@ -19,6 +19,7 @@
   </ItemGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.AspNetCore.ResponseCompression" Version="$(MicrosoftAspNetCoreResponseCompressionPackageVersion)" />
     <PackageReference Include="Microsoft.AspNetCore.Server.Kestrel" Version="$(MicrosoftAspNetCoreServerKestrelPackageVersion)" />
     <PackageReference Include="Microsoft.AspNetCore.WebUtilities" Version="$(MicrosoftAspNetCoreWebUtilitiesPackageVersion)" />
     <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="$(MicrosoftExtensionsConfigurationEnvironmentVariablesPackageVersion)" />

test/WebSites/StressTestWebSite/StressTestWebSite.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk.Web">
+<Project Sdk="Microsoft.NET.Sdk.Web">
 
   <Import Project="..\..\..\build\testsite.props" />
 
@@ -16,6 +16,7 @@
   </ItemGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.AspNetCore.ResponseCompression" Version="$(MicrosoftAspNetCoreResponseCompressionPackageVersion)" />
     <PackageReference Include="Microsoft.AspNetCore.Server.Kestrel" Version="$(MicrosoftAspNetCoreServerKestrelPackageVersion)" />
     <PackageReference Include="Microsoft.Extensions.Logging.Console" Version="$(MicrosoftExtensionsLoggingConsolePackageVersion)" />
     <PackageReference Include="System.Net.WebSockets.WebSocketProtocol" Version="$(SystemNetWebSocketsWebSocketProtocolPackageVersion)" />

test/WebSites/shared/SharedStartup/Startup.shared.cs

@@ -7,6 +7,7 @@ using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Authentication;
+using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.AspNetCore.Http;
 using Microsoft.Extensions.DependencyInjection;
@@ -15,6 +16,11 @@ namespace TestSite
 {
     public partial class Startup
     {
+        public void ConfigureServices(IServiceCollection serviceCollection)
+        {
+            serviceCollection.AddResponseCompression();
+        }
+
         private async Task HostingEnvironment(HttpContext ctx)
         {
             var hostingEnv = ctx.RequestServices.GetService<IHostingEnvironment>();
@@ -95,5 +101,17 @@ namespace TestSite
             context.Response.Headers["Server"] = "MyServer/7.8";
             return Task.CompletedTask;
         }
+
+        public void CompressedData(IApplicationBuilder builder)
+        {
+            builder.UseResponseCompression();
+            // write random bytes to check that compressed data is passed through
+            builder.Run(
+                async context =>
+                {
+                    context.Response.ContentType = "text/html";
+                    await context.Response.Body.WriteAsync(new byte[100], 0, 100);
+                });
+        }
     }
 }