Add test szenario

Modules/Reflection/FromBodyAttribute.cs

@@ -0,0 +1,12 @@
+using System;
+
+namespace GenHTTP.Modules.Reflection
+{
+
+    [AttributeUsage(AttributeTargets.Parameter)]
+    public sealed class FromBodyAttribute : Attribute
+    {
+
+    }
+
+}

Testing/Acceptance/Modules/Controllers/ActionTests.cs

@@ -1,8 +1,8 @@
 using System.Net;
-using System.IO;
+using System.Net.Http.Headers;
 using System.Net.Http;
-using System.Text;
 using System.Threading.Tasks;
+using System.Collections.Generic;
 
 using Microsoft.VisualStudio.TestTools.UnitTesting;
 
@@ -12,8 +12,6 @@
 using GenHTTP.Modules.Controllers;
 using GenHTTP.Modules.IO;
 using GenHTTP.Modules.Layouting;
-using System.Collections.Generic;
-using System.Net.Http.Headers;
 
 namespace GenHTTP.Testing.Acceptance.Modules.Controllers
 {

Testing/Acceptance/Modules/Reflection/ParameterTests.cs

@@ -0,0 +1,40 @@
+using GenHTTP.Modules.Functional;
+using GenHTTP.Modules.Reflection;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using System.Net;
+using System.Net.Http;
+using System.Threading.Tasks;
+
+namespace GenHTTP.Testing.Acceptance.Modules.Reflection
+{
+
+    [TestClass]
+    public sealed class ParameterTests
+    {
+
+        #region Tests
+        [TestMethod]
+        public async Task TestCanReadSimpleTypesFromBody()
+        {
+            var inline = Inline.Create()
+                               .Post(([FromBody] string body) => body);
+
+            using var runner = TestHost.Run(inline);
+
+            var request = runner.GetRequest();
+
+            request.Method = HttpMethod.Post;
+            request.Content = new StringContent("my body", null, "text/plain");
+
+            using var response = await runner.GetResponseAsync(request);
+
+            await response.AssertStatusAsync(HttpStatusCode.OK);
+
+            Assert.AreEqual("my body", await response.GetContentAsync());
+        }
+
+        #endregion
+
+    }
+
+}