jobtrackingapp/JobTrackerApi.Tests/GmailControllerTests.cs

using JobTrackerApi.Controllers;
using JobTrackerApi.Models;
using JobTrackerApi.Services;
using Microsoft.AspNetCore.Mvc;
using Moq;
using Xunit;

namespace JobTrackerApi.Tests;

public sealed class GmailControllerTests
{
    [Fact]
    public async Task Import_thread_rejects_missing_message_ids()
    {
        var controller = new GmailController(Mock.Of<IGmailOAuthService>(), null!, BuildConfig())
        {
            ControllerContext = new Microsoft.AspNetCore.Mvc.ControllerContext
            {
                HttpContext = new Microsoft.AspNetCore.Http.DefaultHttpContext
                {
                    User = new System.Security.Claims.ClaimsPrincipal(new System.Security.Claims.ClaimsIdentity(new[]
                    {
                        new System.Security.Claims.Claim(System.Security.Claims.ClaimTypes.NameIdentifier, "user-1")
                    }, "test"))
                }
            }
        };

        var result = await controller.ImportThread(new GmailController.ImportGmailThreadRequest(1, "thread-1", Array.Empty<string>()), CancellationToken.None);

        var badRequest = Assert.IsType<BadRequestObjectResult>(result.Result);
        Assert.Equal("At least one messageId is required.", badRequest.Value);
    }

    private static Microsoft.Extensions.Configuration.IConfiguration BuildConfig()
    {
        return new Microsoft.Extensions.Configuration.ConfigurationBuilder()
            .AddInMemoryCollection(new Dictionary<string, string?>())
            .Build();
    }
}