Fix account and backup admin settings flows

JobTrackerApi.Tests/BackupControllerTests.cs

@@ -0,0 +1,44 @@
+using JobTrackerApi.Controllers;
+using JobTrackerApi.Data;
+using JobTrackerApi.Models;
+using JobTrackerApi.Services;
+using Microsoft.AspNetCore.DataProtection;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Logging.Abstractions;
+using Moq;
+using Xunit;
+
+namespace JobTrackerApi.Tests;
+
+public sealed class BackupControllerTests
+{
+    [Fact]
+    public async Task Encrypted_returns_file_payload_on_non_windows_platforms_too()
+    {
+        await using var db = CreateDb();
+        db.Companies.Add(new Company { Name = "Acme", OwnerUserId = "user-1" });
+        db.JobApplications.Add(new JobApplication { JobTitle = "Backend Developer", OwnerUserId = "user-1" });
+        await db.SaveChangesAsync();
+
+        var provider = DataProtectionProvider.Create(new DirectoryInfo(Path.Combine(Path.GetTempPath(), $"jobtracker-tests-{Guid.NewGuid():N}")));
+        var controller = new BackupController(db, new NullLogger<BackupController>(), provider);
+
+        var result = await controller.Encrypted(CancellationToken.None);
+
+        var file = Assert.IsType<FileContentResult>(result);
+        Assert.Equal("application/octet-stream", file.ContentType);
+        Assert.EndsWith(".jtbackup", file.FileDownloadName);
+        Assert.NotEmpty(file.FileContents);
+    }
+
+    private static JobTrackerContext CreateDb()
+    {
+        var options = new DbContextOptionsBuilder<JobTrackerContext>()
+            .UseInMemoryDatabase(Guid.NewGuid().ToString())
+            .Options;
+        var currentUser = new Mock<ICurrentUserService>();
+        currentUser.SetupGet(x => x.UserId).Returns("user-1");
+        return new JobTrackerContext(options, currentUser.Object);
+    }
+}