Add max age to allow coverage.

Author: JimBobSquarePants

…Caching/AzureBlobStorageCacheResolver.cs …solvers/AzureBlobStorageCacheResolver.cssrc/ImageSharp.Web.Providers.Azure/Caching/AzureBlobStorageCacheResolver.cs renamed to src/ImageSharp.Web.Providers.Azure/Resolvers/AzureBlobStorageCacheResolver.cs src/ImageSharp.Web.Providers.Azure/Caching/AzureBlobStorageCacheResolver.cs renamed to src/ImageSharp.Web.Providers.Azure/Resolvers/AzureBlobStorageCacheResolver.cs

@@ -6,7 +6,6 @@
 using System.Net;
 using System.Net.Http;
 using System.Threading.Tasks;
-using Microsoft.AspNetCore.Http;
 using SixLabors.ImageSharp.Formats;
 using SixLabors.ImageSharp.Web.Tests.TestUtilities;
 using Xunit;

tests/ImageSharp.Web.Tests/Processing/PhysicalFileSystemCacheServerTests.cs

@@ -4,6 +4,7 @@
 using System;
 using System.IO;
 using System.Linq;
+using System.Net.Http.Headers;
 using Azure.Storage.Blobs;
 using Azure.Storage.Blobs.Models;
 using Microsoft.AspNetCore.Hosting;
@@ -44,7 +45,21 @@ private static void InitializeAzureStorage(IServiceProvider services, AzureBlobS
             {
                 IFileInfo file = environment.WebRootFileProvider.GetFileInfo(TestConstants.ImagePath);
                 using Stream stream = file.CreateReadStream();
-                blob.Upload(stream, true);
+
+                // Set the max-age property so we get coverage for testing is in our Azure provider.
+                var cacheControl = new CacheControlHeaderValue
+                {
+                    Public = true,
+                    MaxAge = TimeSpan.FromDays(7),
+                    MustRevalidate = true
+                };
+
+                var headers = new BlobHttpHeaders
+                {
+                    CacheControl = cacheControl.ToString(),
+                };
+
+                blob.Upload(stream, httpHeaders: headers);
             }
         }
     }