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Kirk Larkin 2020-08-28 20:35:07 +01:00
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aspnetcore/test/middleware.md
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@ -2,6 +2,7 @@
title: Test ASP.NET Core middleware
author: tratcher
description: Learn how to test ASP.NET Core middleware with TestServer.
monikerRange: '>= aspnetcore-3.1'
ms.author: riande
ms.custom: mvc
ms.date: 5/12/2020
@ -52,7 +53,7 @@ Assert the result. First, make an assertion the opposite of the result that you
In the following example, the middleware should return a 404 status code (*Not Found*) when the root endpoint is requested. Make the first test run with `Assert.NotEqual( ... );`, which should fail:
[!code-csharp[](middleware/samples_snapshot/3.x/false-failure-check.cs?highlight=20)]
[!code-csharp[](middleware/samples_snapshot/3.x/false-failure-check.cs?highlight=22)]
Change the assertion to test the middleware under normal operating conditions. The final test uses `Assert.Equal( ... );`. Run the test again to confirm that it passes.