fix: automatic decompression of response content

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [1.9.11] - 2024-07-22
+
+- Obsoletes custom decompression handler in favor of native client capabilities.
+
 ## [1.9.10] - 2024-07-18
 
 - Fix DateTime serialization and deserialization
@@ -27,4 +31,4 @@ Refer to the following for earlier releases of libraries in the project.
 1. [Serialization - JSON](./src/serialization/json/Changelog-old.md)
 1. [Serialization - FORM](./src/serialization/form/Changelog-old.md)
 1. [Serialization - TEXT](./src/serialization/text/Changelog-old.md)
-1. [Serialization - MULTIPART](./src/serialization/multipart/Changelog-old.md)
+1. [Serialization - MULTIPART](./src/serialization/multipart/Changelog-old.md)

Directory.Build.props

@@ -1,7 +1,7 @@
 <Project>
   <!-- Common default project properties for ALL projects-->
   <PropertyGroup>
-    <VersionPrefix>1.9.10</VersionPrefix>
+    <VersionPrefix>1.9.11</VersionPrefix>
     <VersionSuffix></VersionSuffix>
     <!-- This is overidden in test projects by setting to true-->
     <IsTestProject>false</IsTestProject>
@@ -17,4 +17,4 @@
     <IsPackable>false</IsPackable>
     <OutputType>Library</OutputType>
   </PropertyGroup>
-</Project>
+</Project>

src/http/httpClient/KiotaClientFactory.cs

@@ -65,7 +65,7 @@
         /// Creates a default set of middleware to be used by the <see cref="HttpClient"/>.
         /// </summary>
         /// <returns>A list of the default handlers used by the client.</returns>
         public static IList<DelegatingHandler> CreateDefaultHandlers(IRequestOption[]? optionsForHandlers = null)
         {
             optionsForHandlers ??= Array.Empty<IRequestOption>();
 
@@ -165,11 +165,11 @@
             // If custom proxy is passed, the WindowsProxyUsePolicy will need updating
             // https://github.com/dotnet/runtime/blob/main/src/libraries/System.Net.Http.WinHttpHandler/src/System/Net/Http/WinHttpHandler.cs#L575
             var proxyPolicy = proxy != null ? WindowsProxyUsePolicy.UseCustomProxy : WindowsProxyUsePolicy.UseWinHttpProxy;
-            return new WinHttpHandler { Proxy = proxy, AutomaticDecompression = DecompressionMethods.None, WindowsProxyUsePolicy = proxyPolicy, SendTimeout = System.Threading.Timeout.InfiniteTimeSpan, ReceiveDataTimeout = System.Threading.Timeout.InfiniteTimeSpan, ReceiveHeadersTimeout = System.Threading.Timeout.InfiniteTimeSpan, EnableMultipleHttp2Connections = true };
+            return new WinHttpHandler { Proxy = proxy, AutomaticDecompression = DecompressionMethods.GZip | DecompressionMethods.Deflate, WindowsProxyUsePolicy = proxyPolicy, SendTimeout = System.Threading.Timeout.InfiniteTimeSpan, ReceiveDataTimeout = System.Threading.Timeout.InfiniteTimeSpan, ReceiveHeadersTimeout = System.Threading.Timeout.InfiniteTimeSpan, EnableMultipleHttp2Connections = true };
 #elif NET5_0_OR_GREATER
-            return new SocketsHttpHandler { Proxy = proxy, AllowAutoRedirect = false, EnableMultipleHttp2Connections = true };
+            return new SocketsHttpHandler { Proxy = proxy, AllowAutoRedirect = false, EnableMultipleHttp2Connections = true, AutomaticDecompression = DecompressionMethods.All };
 #else
-            return new HttpClientHandler { Proxy = proxy, AllowAutoRedirect = false };
+            return new HttpClientHandler { Proxy = proxy, AllowAutoRedirect = false, AutomaticDecompression = DecompressionMethods.GZip | DecompressionMethods.Deflate };
 #endif
         }
     }

src/http/httpClient/Middleware/CompressionHandler.cs

@@ -16,6 +16,7 @@
     /// <summary>
     /// A <see cref="DelegatingHandler"/> implementation that handles compression.
     /// </summary>
+    [Obsolete("kiota clients now rely on the HttpClientHandler to handle decompression")]
     public class CompressionHandler : DelegatingHandler
     {
         internal const string GZip = "gzip";

tests/http/httpClient/KiotaClientFactoryTests.cs

@@ -132,7 +132,9 @@ public void CreateWithNullOrEmptyHandlersReturnsHttpClient()
         public void CreateWithCustomMiddlewarePipelineReturnsHttpClient()
         {
             var handlers = KiotaClientFactory.CreateDefaultHandlers();
+#pragma warning disable CS0618 // Type or member is obsolete
             handlers.Add(new CompressionHandler());
+#pragma warning restore CS0618 // Type or member is obsolete
             var client = KiotaClientFactory.Create(handlers);
             Assert.IsType<HttpClient>(client);
         }

tests/http/httpClient/Middleware/CompressionHandlerTests.cs

@@ -12,6 +12,7 @@
 
 namespace Microsoft.Kiota.Http.HttpClientLibrary.Tests.Middleware
 {
+    [Obsolete("kiota clients now rely on the HttpClientHandler to handle decompression")]
     public class CompressionHandlerTests : IDisposable
     {
         private readonly MockRedirectHandler _testHttpMessageHandler;