Add unit test project

Author: pnwpedro

DotNetSampleApp.Tests/Controllers/CustomersTest.cs

@@ -0,0 +1,49 @@
+using System.Diagnostics.CodeAnalysis;
+using DotNetSampleApp.Controllers;
+using DotNetSampleApp.Models;
+using DotNetSampleApp.Services;
+using Fauna;
+using Microsoft.AspNetCore.Mvc;
+using NUnit.Framework;
+
+namespace DotNetSampleApp.Tests.Controllers;
+
+[TestFixture]
+[TestOf(typeof(Customers))]
+public class CustomersTest
+{
+    [AllowNull]
+    private Client _fauna;
+
+    [AllowNull]
+    private Customers _cust;
+
+    [OneTimeSetUp]
+    public void Setup()
+    {
+        _fauna = new Client(new Configuration("secret")
+        {
+            Endpoint = new Uri("http://localhost:8443"),
+        });
+        _cust = new Customers(_fauna);
+        
+        SeedService.Init(_fauna);
+    }
+    
+    [Test]
+    public async Task GetExistingCustomerTest()
+    {
+        var res = await _cust.GetCustomer("999");
+        switch (res)
+        {
+            case OkObjectResult r:
+                Assert.That(r.StatusCode, Is.EqualTo(200));
+                var customer = r.Value! as Customer;
+                Assert.That(customer?.Id, Is.EqualTo("999"));
+                break;
+            default:
+                Assert.Fail($"Unexpected result when getting existing customer: {res}");
+                break;
+        }
+    }
+}

DotNetSampleApp.Tests/DotNetSampleApp.Tests.csproj

@@ -0,0 +1,21 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
+    <IsPackable>false</IsPackable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+    <PackageReference Include="NUnit" Version="4.2.2" />
+    <PackageReference Include="NUnit3TestAdapter" Version="4.6.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\DotNetSampleApp\DotNetSampleApp.csproj" />
+  </ItemGroup>
+  
+</Project>

SampleApp.sln

@@ -5,6 +5,8 @@ VisualStudioVersion = 17.0.31903.59
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "DotNetSampleApp", "DotNetSampleApp\DotNetSampleApp.csproj", "{9EB6EE06-4E63-4511-852E-48AA0A9EFB21}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "DotNetSampleApp.Tests", "DotNetSampleApp.Tests\DotNetSampleApp.Tests.csproj", "{9589AB7B-32EE-4079-BE5C-04F40D34E18A}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU