oi-metrology/Tests/UnitTestISpreadingResistanceProfileController.cs

using Microsoft.AspNetCore.Mvc.Testing;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using OI.Metrology.Shared.Models.Stateless;

namespace OI.Metrology.Tests;

[TestClass]
public class UnitTestISpreadingResistanceProfileController
{

#pragma warning disable CS8618

    private static ILogger? _Logger;
    private static string _ControllerName;
    private static string? _TestContextTestName;
    private static WebApplicationFactory<Server.Program>? _WebApplicationFactory;

#pragma warning restore

    [ClassInitialize]
    public static void ClassInitAsync(TestContext testContext)
    {
        _TestContextTestName = testContext.TestName;
        _WebApplicationFactory = new WebApplicationFactory<Server.Program>();
        IServiceProvider serviceProvider = _WebApplicationFactory.Services.CreateScope().ServiceProvider;
        _Logger = serviceProvider.GetRequiredService<ILogger<Server.Program>>();
        _ControllerName = nameof(Server.ApiControllers.SpreadingResistanceProfileController)[..^10];
    }

    private static void NonThrowTryCatch()
    {
        try
        { throw new Exception(); }
        catch (Exception) { }
    }

    [TestMethod]
    public void TestControllerName()
    {
        _Logger?.LogInformation("Starting Web Application");
        Assert.AreEqual(ISpreadingResistanceProfileController<string>.GetRouteName(), _ControllerName);
        _Logger?.LogInformation("{TestName} completed", _TestContextTestName);
        NonThrowTryCatch();
    }

    [TestMethod]
    public void GetSpreadingResistanceProfileServiceImageBytes()
    {
        _Logger?.LogInformation("Starting Web Application");
        string directory = "D:/wwwRoot";
        if (!Directory.Exists(directory))
            _ = Directory.CreateDirectory(directory);
        string file = Path.Combine(directory, "data.json");
        if (File.Exists(file))
        {
            string json = File.ReadAllText(file);
            IServiceProvider? serviceProvider = _WebApplicationFactory?.Services.CreateScope().ServiceProvider;
            ISpreadingResistanceProfileService? spreadingResistanceProfileService = serviceProvider?.GetRequiredService<ISpreadingResistanceProfileService>();
            byte[]? bytes = spreadingResistanceProfileService?.GetImageBytes(json);
            Assert.IsTrue(bytes is not null);
            Assert.IsTrue(bytes.Length != 0);
            File.WriteAllBytes(Path.Combine(directory, "srp.png"), bytes);
        }
        _Logger?.LogInformation("{TestName} completed", _TestContextTestName);
        NonThrowTryCatch();
    }

}