713 lines
29 KiB
C#
713 lines
29 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.Net.Http;
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using System.Threading;
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using System.Threading.Tasks;
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using Microsoft.AspNetCore.Builder;
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using Microsoft.AspNetCore.Http;
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using Microsoft.AspNetCore.Http.Features;
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using Microsoft.AspNetCore.TestHost;
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using Microsoft.Net.Http.Headers;
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using Xunit;
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namespace Microsoft.AspNetCore.ResponseCaching.Tests
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{
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public class ResponseCachingTests
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{
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[Fact]
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public async void ServesCachedContent_IfAvailable()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching();
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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var initialResponse = await client.GetAsync("");
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var subsequentResponse = await client.GetAsync("");
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await AssertCachedResponseAsync(initialResponse, subsequentResponse);
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}
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}
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}
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[Fact]
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public async void ServesFreshContent_IfNotAvailable()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching();
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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var initialResponse = await client.GetAsync("");
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var subsequentResponse = await client.GetAsync("/different");
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await AssertFreshResponseAsync(initialResponse, subsequentResponse);
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}
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}
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}
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[Fact]
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public async void ServesCachedContent_IfVaryHeader_Matches()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching(requestDelegate: async (context) =>
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{
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context.Response.Headers[HeaderNames.Vary] = HeaderNames.From;
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await TestUtils.TestRequestDelegate(context);
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});
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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client.DefaultRequestHeaders.From = "user@example.com";
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var initialResponse = await client.GetAsync("");
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var subsequentResponse = await client.GetAsync("");
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await AssertCachedResponseAsync(initialResponse, subsequentResponse);
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}
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}
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}
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[Fact]
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public async void ServesFreshContent_IfVaryHeader_Mismatches()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching(requestDelegate: async (context) =>
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{
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context.Response.Headers[HeaderNames.Vary] = HeaderNames.From;
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await TestUtils.TestRequestDelegate(context);
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});
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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client.DefaultRequestHeaders.From = "user@example.com";
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var initialResponse = await client.GetAsync("");
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client.DefaultRequestHeaders.From = "user2@example.com";
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var subsequentResponse = await client.GetAsync("");
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await AssertFreshResponseAsync(initialResponse, subsequentResponse);
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}
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}
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}
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[Fact]
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public async void ServesCachedContent_IfVaryQueryKeys_Matches()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching(requestDelegate: async (context) =>
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{
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context.Features.Get<IResponseCachingFeature>().VaryByQueryKeys = new[] { "query" };
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await TestUtils.TestRequestDelegate(context);
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});
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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var initialResponse = await client.GetAsync("?query=value");
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var subsequentResponse = await client.GetAsync("?query=value");
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await AssertCachedResponseAsync(initialResponse, subsequentResponse);
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}
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}
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}
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[Fact]
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public async void ServesCachedContent_IfVaryQueryKeysExplicit_Matches_QueryKeyCaseInsensitive()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching(requestDelegate: async (context) =>
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{
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context.Features.Get<IResponseCachingFeature>().VaryByQueryKeys = new[] { "QueryA", "queryb" };
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await TestUtils.TestRequestDelegate(context);
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});
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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var initialResponse = await client.GetAsync("?querya=valuea&queryb=valueb");
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var subsequentResponse = await client.GetAsync("?QueryA=valuea&QueryB=valueb");
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await AssertCachedResponseAsync(initialResponse, subsequentResponse);
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}
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}
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}
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[Fact]
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public async void ServesCachedContent_IfVaryQueryKeyStar_Matches_QueryKeyCaseInsensitive()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching(requestDelegate: async (context) =>
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{
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context.Features.Get<IResponseCachingFeature>().VaryByQueryKeys = new[] { "*" };
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await TestUtils.TestRequestDelegate(context);
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});
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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var initialResponse = await client.GetAsync("?querya=valuea&queryb=valueb");
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var subsequentResponse = await client.GetAsync("?QueryA=valuea&QueryB=valueb");
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await AssertCachedResponseAsync(initialResponse, subsequentResponse);
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}
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}
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}
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[Fact]
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public async void ServesCachedContent_IfVaryQueryKeyExplicit_Matches_OrderInsensitive()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching(requestDelegate: async (context) =>
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{
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context.Features.Get<IResponseCachingFeature>().VaryByQueryKeys = new[] { "QueryB", "QueryA" };
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await TestUtils.TestRequestDelegate(context);
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});
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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var initialResponse = await client.GetAsync("?QueryA=ValueA&QueryB=ValueB");
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var subsequentResponse = await client.GetAsync("?QueryB=ValueB&QueryA=ValueA");
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await AssertCachedResponseAsync(initialResponse, subsequentResponse);
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}
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}
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}
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[Fact]
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public async void ServesCachedContent_IfVaryQueryKeyStar_Matches_OrderInsensitive()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching(requestDelegate: async (context) =>
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{
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context.Features.Get<IResponseCachingFeature>().VaryByQueryKeys = new[] { "*" };
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await TestUtils.TestRequestDelegate(context);
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});
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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var initialResponse = await client.GetAsync("?QueryA=ValueA&QueryB=ValueB");
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var subsequentResponse = await client.GetAsync("?QueryB=ValueB&QueryA=ValueA");
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await AssertCachedResponseAsync(initialResponse, subsequentResponse);
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}
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}
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}
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[Fact]
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public async void ServesFreshContent_IfVaryQueryKey_Mismatches()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching(requestDelegate: async (context) =>
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{
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context.Features.Get<IResponseCachingFeature>().VaryByQueryKeys = new[] { "query" };
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await TestUtils.TestRequestDelegate(context);
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});
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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var initialResponse = await client.GetAsync("?query=value");
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var subsequentResponse = await client.GetAsync("?query=value2");
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await AssertFreshResponseAsync(initialResponse, subsequentResponse);
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}
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}
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}
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[Fact]
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public async void ServesFreshContent_IfVaryQueryKeyExplicit_Mismatch_QueryKeyCaseSensitive()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching(requestDelegate: async (context) =>
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{
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context.Features.Get<IResponseCachingFeature>().VaryByQueryKeys = new[] { "QueryA", "QueryB" };
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await TestUtils.TestRequestDelegate(context);
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});
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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var initialResponse = await client.GetAsync("?querya=valuea&queryb=valueb");
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var subsequentResponse = await client.GetAsync("?querya=ValueA&queryb=ValueB");
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await AssertFreshResponseAsync(initialResponse, subsequentResponse);
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}
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}
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}
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[Fact]
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public async void ServesFreshContent_IfVaryQueryKeyStar_Mismatch_QueryKeyValueCaseSensitive()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching(requestDelegate: async (context) =>
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{
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context.Features.Get<IResponseCachingFeature>().VaryByQueryKeys = new[] { "*" };
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await TestUtils.TestRequestDelegate(context);
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});
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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var initialResponse = await client.GetAsync("?querya=valuea&queryb=valueb");
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var subsequentResponse = await client.GetAsync("?querya=ValueA&queryb=ValueB");
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await AssertFreshResponseAsync(initialResponse, subsequentResponse);
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}
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}
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}
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[Fact]
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public async void ServesFreshContent_IfRequestRequirements_NotMet()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching();
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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var initialResponse = await client.GetAsync("");
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client.DefaultRequestHeaders.CacheControl = new System.Net.Http.Headers.CacheControlHeaderValue()
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{
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MaxAge = TimeSpan.FromSeconds(0)
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};
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var subsequentResponse = await client.GetAsync("");
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await AssertFreshResponseAsync(initialResponse, subsequentResponse);
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}
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}
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}
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[Fact]
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public async void Serves504_IfOnlyIfCachedHeader_IsSpecified()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching();
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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var initialResponse = await client.GetAsync("");
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client.DefaultRequestHeaders.CacheControl = new System.Net.Http.Headers.CacheControlHeaderValue()
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{
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OnlyIfCached = true
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};
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var subsequentResponse = await client.GetAsync("/different");
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initialResponse.EnsureSuccessStatusCode();
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Assert.Equal(System.Net.HttpStatusCode.GatewayTimeout, subsequentResponse.StatusCode);
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}
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}
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}
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[Fact]
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public async void ServesFreshContent_IfSetCookie_IsSpecified()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching(requestDelegate: async (context) =>
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{
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var headers = context.Response.Headers[HeaderNames.SetCookie] = "cookieName=cookieValue";
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await TestUtils.TestRequestDelegate(context);
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});
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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var initialResponse = await client.GetAsync("");
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var subsequentResponse = await client.GetAsync("");
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await AssertFreshResponseAsync(initialResponse, subsequentResponse);
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}
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}
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}
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[Fact]
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public async void ServesCachedContent_IfIHttpSendFileFeature_NotUsed()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching(app =>
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{
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app.Use(async (context, next) =>
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{
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context.Features.Set<IHttpSendFileFeature>(new DummySendFileFeature());
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await next.Invoke();
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});
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});
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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var initialResponse = await client.GetAsync("");
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var subsequentResponse = await client.GetAsync("");
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await AssertCachedResponseAsync(initialResponse, subsequentResponse);
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}
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}
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}
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[Fact]
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public async void ServesFreshContent_IfIHttpSendFileFeature_Used()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching(
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app =>
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{
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app.Use(async (context, next) =>
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{
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context.Features.Set<IHttpSendFileFeature>(new DummySendFileFeature());
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await next.Invoke();
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});
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},
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requestDelegate: async (context) =>
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{
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await context.Features.Get<IHttpSendFileFeature>().SendFileAsync("dummy", 0, 0, CancellationToken.None);
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await TestUtils.TestRequestDelegate(context);
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});
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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var initialResponse = await client.GetAsync("");
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var subsequentResponse = await client.GetAsync("");
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await AssertFreshResponseAsync(initialResponse, subsequentResponse);
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}
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}
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}
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[Fact]
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public async void ServesCachedContent_IfSubsequentRequest_ContainsNoStore()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching();
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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var initialResponse = await client.GetAsync("");
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client.DefaultRequestHeaders.CacheControl = new System.Net.Http.Headers.CacheControlHeaderValue()
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{
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NoStore = true
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};
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var subsequentResponse = await client.GetAsync("");
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await AssertCachedResponseAsync(initialResponse, subsequentResponse);
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}
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}
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}
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[Fact]
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public async void ServesFreshContent_IfInitialRequestContains_NoStore()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching();
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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client.DefaultRequestHeaders.CacheControl = new System.Net.Http.Headers.CacheControlHeaderValue()
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{
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NoStore = true
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};
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var initialResponse = await client.GetAsync("");
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var subsequentResponse = await client.GetAsync("");
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await AssertFreshResponseAsync(initialResponse, subsequentResponse);
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}
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}
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}
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[Fact]
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public async void Serves304_IfIfModifiedSince_Satisfied()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching();
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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var initialResponse = await client.GetAsync("");
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client.DefaultRequestHeaders.IfUnmodifiedSince = DateTimeOffset.MaxValue;
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var subsequentResponse = await client.GetAsync("");
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initialResponse.EnsureSuccessStatusCode();
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Assert.Equal(System.Net.HttpStatusCode.NotModified, subsequentResponse.StatusCode);
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}
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}
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}
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[Fact]
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public async void ServesCachedContent_IfIfModifiedSince_NotSatisfied()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching();
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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var initialResponse = await client.GetAsync("");
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client.DefaultRequestHeaders.IfUnmodifiedSince = DateTimeOffset.MinValue;
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var subsequentResponse = await client.GetAsync("");
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await AssertCachedResponseAsync(initialResponse, subsequentResponse);
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}
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}
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}
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[Fact]
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public async void Serves304_IfIfNoneMatch_Satisfied()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching(requestDelegate: async (context) =>
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{
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var headers = context.Response.GetTypedHeaders().ETag = new EntityTagHeaderValue("\"E1\"");
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await TestUtils.TestRequestDelegate(context);
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});
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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var initialResponse = await client.GetAsync("");
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client.DefaultRequestHeaders.IfNoneMatch.Add(new System.Net.Http.Headers.EntityTagHeaderValue("\"E1\""));
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var subsequentResponse = await client.GetAsync("");
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initialResponse.EnsureSuccessStatusCode();
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Assert.Equal(System.Net.HttpStatusCode.NotModified, subsequentResponse.StatusCode);
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}
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}
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}
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[Fact]
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public async void ServesCachedContent_IfIfNoneMatch_NotSatisfied()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching(requestDelegate: async (context) =>
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{
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var headers = context.Response.GetTypedHeaders().ETag = new EntityTagHeaderValue("\"E1\"");
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await TestUtils.TestRequestDelegate(context);
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});
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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var initialResponse = await client.GetAsync("");
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client.DefaultRequestHeaders.IfNoneMatch.Add(new System.Net.Http.Headers.EntityTagHeaderValue("\"E2\""));
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var subsequentResponse = await client.GetAsync("");
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await AssertCachedResponseAsync(initialResponse, subsequentResponse);
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}
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}
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}
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[Fact]
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public async void ServesCachedContent_IfBodySize_IsCacheable()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching(options: new ResponseCachingOptions()
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{
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MaximumBodySize = 100
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});
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foreach (var builder in builders)
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{
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using (var server = new TestServer(builder))
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{
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var client = server.CreateClient();
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var initialResponse = await client.GetAsync("");
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var subsequentResponse = await client.GetAsync("");
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await AssertCachedResponseAsync(initialResponse, subsequentResponse);
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}
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}
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}
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[Fact]
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public async void ServesFreshContent_IfBodySize_IsNotCacheable()
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{
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var builders = TestUtils.CreateBuildersWithResponseCaching(options: new ResponseCachingOptions()
|
|
{
|
|
MaximumBodySize = 1
|
|
});
|
|
|
|
foreach (var builder in builders)
|
|
{
|
|
using (var server = new TestServer(builder))
|
|
{
|
|
var client = server.CreateClient();
|
|
var initialResponse = await client.GetAsync("");
|
|
var subsequentResponse = await client.GetAsync("/different");
|
|
|
|
await AssertFreshResponseAsync(initialResponse, subsequentResponse);
|
|
}
|
|
}
|
|
}
|
|
|
|
[Fact]
|
|
public async void ServesFreshContent_CaseSensitivePaths_IsNotCacheable()
|
|
{
|
|
var builders = TestUtils.CreateBuildersWithResponseCaching(options: new ResponseCachingOptions()
|
|
{
|
|
UseCaseSensitivePaths = true
|
|
});
|
|
|
|
foreach (var builder in builders)
|
|
{
|
|
using (var server = new TestServer(builder))
|
|
{
|
|
var client = server.CreateClient();
|
|
var initialResponse = await client.GetAsync("/path");
|
|
var subsequentResponse = await client.GetAsync("/Path");
|
|
|
|
await AssertFreshResponseAsync(initialResponse, subsequentResponse);
|
|
}
|
|
}
|
|
}
|
|
|
|
[Fact]
|
|
public async void ServesCachedContent_WithoutReplacingCachedVaryBy_OnCacheMiss()
|
|
{
|
|
var builders = TestUtils.CreateBuildersWithResponseCaching(requestDelegate: async (context) =>
|
|
{
|
|
context.Response.Headers[HeaderNames.Vary] = HeaderNames.From;
|
|
await TestUtils.TestRequestDelegate(context);
|
|
});
|
|
|
|
foreach (var builder in builders)
|
|
{
|
|
using (var server = new TestServer(builder))
|
|
{
|
|
var client = server.CreateClient();
|
|
client.DefaultRequestHeaders.From = "user@example.com";
|
|
var initialResponse = await client.GetAsync("");
|
|
client.DefaultRequestHeaders.From = "user2@example.com";
|
|
var otherResponse = await client.GetAsync("");
|
|
client.DefaultRequestHeaders.From = "user@example.com";
|
|
var subsequentResponse = await client.GetAsync("");
|
|
|
|
await AssertCachedResponseAsync(initialResponse, subsequentResponse);
|
|
}
|
|
}
|
|
}
|
|
|
|
[Fact]
|
|
public async void ServesFreshContent_IfCachedVaryByUpdated_OnCacheMiss()
|
|
{
|
|
var builders = TestUtils.CreateBuildersWithResponseCaching(requestDelegate: async (context) =>
|
|
{
|
|
context.Response.Headers[HeaderNames.Vary] = context.Request.Headers[HeaderNames.Pragma];
|
|
await TestUtils.TestRequestDelegate(context);
|
|
});
|
|
|
|
foreach (var builder in builders)
|
|
{
|
|
using (var server = new TestServer(builder))
|
|
{
|
|
var client = server.CreateClient();
|
|
client.DefaultRequestHeaders.From = "user@example.com";
|
|
client.DefaultRequestHeaders.Pragma.Clear();
|
|
client.DefaultRequestHeaders.Pragma.Add(new System.Net.Http.Headers.NameValueHeaderValue("From"));
|
|
client.DefaultRequestHeaders.MaxForwards = 1;
|
|
var initialResponse = await client.GetAsync("");
|
|
client.DefaultRequestHeaders.From = "user2@example.com";
|
|
client.DefaultRequestHeaders.Pragma.Clear();
|
|
client.DefaultRequestHeaders.Pragma.Add(new System.Net.Http.Headers.NameValueHeaderValue("Max-Forwards"));
|
|
client.DefaultRequestHeaders.MaxForwards = 2;
|
|
var otherResponse = await client.GetAsync("");
|
|
client.DefaultRequestHeaders.From = "user@example.com";
|
|
client.DefaultRequestHeaders.Pragma.Clear();
|
|
client.DefaultRequestHeaders.Pragma.Add(new System.Net.Http.Headers.NameValueHeaderValue("From"));
|
|
client.DefaultRequestHeaders.MaxForwards = 1;
|
|
var subsequentResponse = await client.GetAsync("");
|
|
|
|
await AssertFreshResponseAsync(initialResponse, subsequentResponse);
|
|
}
|
|
}
|
|
}
|
|
|
|
[Fact]
|
|
public async void ServesCachedContent_IfCachedVaryByNotUpdated_OnCacheMiss()
|
|
{
|
|
var builders = TestUtils.CreateBuildersWithResponseCaching(requestDelegate: async (context) =>
|
|
{
|
|
context.Response.Headers[HeaderNames.Vary] = context.Request.Headers[HeaderNames.Pragma];
|
|
await TestUtils.TestRequestDelegate(context);
|
|
});
|
|
|
|
foreach (var builder in builders)
|
|
{
|
|
using (var server = new TestServer(builder))
|
|
{
|
|
var client = server.CreateClient();
|
|
client.DefaultRequestHeaders.From = "user@example.com";
|
|
client.DefaultRequestHeaders.Pragma.Clear();
|
|
client.DefaultRequestHeaders.Pragma.Add(new System.Net.Http.Headers.NameValueHeaderValue("From"));
|
|
client.DefaultRequestHeaders.MaxForwards = 1;
|
|
var initialResponse = await client.GetAsync("");
|
|
client.DefaultRequestHeaders.From = "user2@example.com";
|
|
client.DefaultRequestHeaders.Pragma.Clear();
|
|
client.DefaultRequestHeaders.Pragma.Add(new System.Net.Http.Headers.NameValueHeaderValue("From"));
|
|
client.DefaultRequestHeaders.MaxForwards = 2;
|
|
var otherResponse = await client.GetAsync("");
|
|
client.DefaultRequestHeaders.From = "user@example.com";
|
|
client.DefaultRequestHeaders.Pragma.Clear();
|
|
client.DefaultRequestHeaders.Pragma.Add(new System.Net.Http.Headers.NameValueHeaderValue("From"));
|
|
client.DefaultRequestHeaders.MaxForwards = 1;
|
|
var subsequentResponse = await client.GetAsync("");
|
|
|
|
await AssertCachedResponseAsync(initialResponse, subsequentResponse);
|
|
}
|
|
}
|
|
}
|
|
|
|
private static async Task AssertCachedResponseAsync(HttpResponseMessage initialResponse, HttpResponseMessage subsequentResponse)
|
|
{
|
|
initialResponse.EnsureSuccessStatusCode();
|
|
subsequentResponse.EnsureSuccessStatusCode();
|
|
|
|
foreach (var header in initialResponse.Headers)
|
|
{
|
|
Assert.Equal(initialResponse.Headers.GetValues(header.Key), subsequentResponse.Headers.GetValues(header.Key));
|
|
}
|
|
Assert.True(subsequentResponse.Headers.Contains(HeaderNames.Age));
|
|
Assert.Equal(await initialResponse.Content.ReadAsStringAsync(), await subsequentResponse.Content.ReadAsStringAsync());
|
|
}
|
|
|
|
private static async Task AssertFreshResponseAsync(HttpResponseMessage initialResponse, HttpResponseMessage subsequentResponse)
|
|
{
|
|
initialResponse.EnsureSuccessStatusCode();
|
|
subsequentResponse.EnsureSuccessStatusCode();
|
|
|
|
Assert.False(subsequentResponse.Headers.Contains(HeaderNames.Age));
|
|
Assert.NotEqual(await initialResponse.Content.ReadAsStringAsync(), await subsequentResponse.Content.ReadAsStringAsync());
|
|
}
|
|
}
|
|
}
|