chore: adopt http/parameters/basic (Azure#49592)

Author: jorgerangel-msft

eng/packages/http-client-csharp/generator/TestProjects/Spector.Tests/Http/Parameters/Basic/BasicParametersTests.cs

@@ -0,0 +1,31 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+
+using System.Threading.Tasks;
+using NUnit.Framework;
+using Parameters.Basic;
+using Parameters.Basic.Models;
+
+namespace TestProjects.Spector.Tests.Http.Parameters.Basic
+{
+    public class BasicParametersTests : SpectorTestBase
+    {
+        [SpectorTest]
+        public Task ExplicitBodySimple() => Test(async (host) =>
+        {
+            var client = new BasicClient(host, null).GetExplicitBodyClient();
+            var body = new User("foo");
+            var response = await client.SimpleAsync(body);
+            Assert.AreEqual(204, response.Status);
+        });
+
+        [SpectorTest]
+        public Task ImplicitBodySimple() => Test(async (host) =>
+        {
+            var client = new BasicClient(host, null).GetImplicitBodyClient();
+            var name = "foo";
+            var response = await client.SimpleAsync(name);
+            Assert.AreEqual(204, response.Status);
+        });
+    }
+}