Scaffold Events Integration Tests (#5355)

* Scaffold Events Integration Tests

* Format

test/Events.IntegrationTest/EventsApplicationFactory.cs

@@ -0,0 +1,57 @@
+using Bit.Identity.Models.Request.Accounts;
+using Bit.IntegrationTestCommon.Factories;
+using Microsoft.AspNetCore.Authentication.JwtBearer;
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.AspNetCore.TestHost;
+using Microsoft.Data.Sqlite;
+using Microsoft.Extensions.DependencyInjection;
+
+namespace Bit.Events.IntegrationTest;
+
+public class EventsApplicationFactory : WebApplicationFactoryBase<Startup>
+{
+    private readonly IdentityApplicationFactory _identityApplicationFactory;
+    private const string _connectionString = "DataSource=:memory:";
+
+    public EventsApplicationFactory()
+    {
+        SqliteConnection = new SqliteConnection(_connectionString);
+        SqliteConnection.Open();
+
+        _identityApplicationFactory = new IdentityApplicationFactory();
+        _identityApplicationFactory.SqliteConnection = SqliteConnection;
+    }
+
+    protected override void ConfigureWebHost(IWebHostBuilder builder)
+    {
+        base.ConfigureWebHost(builder);
+
+        builder.ConfigureTestServices(services =>
+        {
+            services.Configure<JwtBearerOptions>(JwtBearerDefaults.AuthenticationScheme, options =>
+            {
+                options.BackchannelHttpHandler = _identityApplicationFactory.Server.CreateHandler();
+            });
+        });
+    }
+
+    /// <summary>
+    /// Helper for registering and logging in to a new account
+    /// </summary>
+    public async Task<(string Token, string RefreshToken)> LoginWithNewAccount(string email = "integration-test@bitwarden.com", string masterPasswordHash = "master_password_hash")
+    {
+        await _identityApplicationFactory.RegisterAsync(new RegisterRequestModel
+        {
+            Email = email,
+            MasterPasswordHash = masterPasswordHash,
+        });
+
+        return await _identityApplicationFactory.TokenFromPasswordAsync(email, masterPasswordHash);
+    }
+
+    protected override void Dispose(bool disposing)
+    {
+        base.Dispose(disposing);
+        SqliteConnection!.Dispose();
+    }
+}