Added some basic cache stuff

2025-06-19 07:48:16 +08:00 · 2016-11-04 15:05:59 +00:00
parent 5afcebe7cb
commit 47afc850ff
31 changed files with 800 additions and 148 deletions
--- a/test/Ocelot.AcceptanceTests/CachingTests.cs
+++ b/test/Ocelot.AcceptanceTests/CachingTests.cs
@ -0,0 +1,130 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Net;
+using System.Threading;
+using Microsoft.AspNetCore.Builder;
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.AspNetCore.Http;
+using Ocelot.Configuration.File;
+using TestStack.BDDfy;
+using Xunit;
+
+namespace Ocelot.AcceptanceTests
+{
+    public class CachingTests : IDisposable
+    {
+        private IWebHost _builder;
+        private readonly Steps _steps;
+
+        public CachingTests()
+        {
+            _steps = new Steps();
+        }
+
+        [Fact]
+        public void should_return_cached_response()
+        {
+            var configuration = new FileConfiguration
+            {
+                ReRoutes = new List<FileReRoute>
+                    {
+                        new FileReRoute
+                        {
+                            DownstreamTemplate = "http://localhost:51879/",
+                            UpstreamTemplate = "/",
+                            UpstreamHttpMethod = "Get",
+                            FileCacheOptions = new FileCacheOptions
+                            {
+                                TtlSeconds = 100
+                            }
+                        }
+                    }
+            };
+
+            this.Given(x => x.GivenThereIsAServiceRunningOn("http://localhost:51879", 200, "Hello from Laura"))
+                .And(x => _steps.GivenThereIsAConfiguration(configuration))
+                .And(x => _steps.GivenOcelotIsRunning())
+                .When(x => _steps.WhenIGetUrlOnTheApiGateway("/"))
+                .Then(x => _steps.ThenTheStatusCodeShouldBe(HttpStatusCode.OK))
+                .And(x => _steps.ThenTheResponseBodyShouldBe("Hello from Laura"))
+                .Given(x => x.GivenTheServiceNowReturns("http://localhost:51879", 200, "Hello from Tom"))
+                .When(x => _steps.WhenIGetUrlOnTheApiGateway("/"))
+                .Then(x => _steps.ThenTheStatusCodeShouldBe(HttpStatusCode.OK))
+                .And(x => _steps.ThenTheResponseBodyShouldBe("Hello from Laura"))
+                .BDDfy();
+        }
+
+        [Fact]
+        public void should_not_return_cached_response_as_ttl_expires()
+        {
+            var configuration = new FileConfiguration
+            {
+                ReRoutes = new List<FileReRoute>
+                    {
+                        new FileReRoute
+                        {
+                            DownstreamTemplate = "http://localhost:51879/",
+                            UpstreamTemplate = "/",
+                            UpstreamHttpMethod = "Get",
+                            FileCacheOptions = new FileCacheOptions
+                            {
+                                TtlSeconds = 1
+                            }
+                        }
+                    }
+            };
+
+            this.Given(x => x.GivenThereIsAServiceRunningOn("http://localhost:51879", 200, "Hello from Laura"))
+                .And(x => _steps.GivenThereIsAConfiguration(configuration))
+                .And(x => _steps.GivenOcelotIsRunning())
+                .When(x => _steps.WhenIGetUrlOnTheApiGateway("/"))
+                .Then(x => _steps.ThenTheStatusCodeShouldBe(HttpStatusCode.OK))
+                .And(x => _steps.ThenTheResponseBodyShouldBe("Hello from Laura"))
+                .Given(x => x.GivenTheServiceNowReturns("http://localhost:51879", 200, "Hello from Tom"))
+                .And(x => x.GivenTheCacheExpires())
+                .When(x => _steps.WhenIGetUrlOnTheApiGateway("/"))
+                .Then(x => _steps.ThenTheStatusCodeShouldBe(HttpStatusCode.OK))
+                .And(x => _steps.ThenTheResponseBodyShouldBe("Hello from Tom"))
+                .BDDfy();
+        }
+
+        private void GivenTheCacheExpires()
+        {
+            Thread.Sleep(1000);
+        }
+
+        private void GivenTheServiceNowReturns(string url, int statusCode, string responseBody)
+        {
+            _builder.Dispose();
+            GivenThereIsAServiceRunningOn(url, statusCode, responseBody);
+        }
+
+        private void GivenThereIsAServiceRunningOn(string url, int statusCode, string responseBody)
+        {
+            _builder = new WebHostBuilder()
+                .UseUrls(url)
+                .UseKestrel()
+                .UseContentRoot(Directory.GetCurrentDirectory())
+                .UseIISIntegration()
+                .UseUrls(url)
+                .Configure(app =>
+                {
+                    app.Run(async context =>
+                    {
+                        context.Response.StatusCode = statusCode;
+                        await context.Response.WriteAsync(responseBody);
+                    });
+                })
+                .Build();
+
+            _builder.Start();
+        }
+
+        public void Dispose()
+        {
+            _builder?.Dispose();
+            _steps.Dispose();
+        }
+    }
+}