bitwarden/test/Api.IntegrationTest/Factories/ApiApplicationFactory.cs

using Bit.Core.Models.Api.Request.Accounts;
using Bit.IntegrationTestCommon.Factories;
using IdentityServer4.AccessTokenValidation;
using Microsoft.AspNetCore.TestHost;

namespace Bit.Api.IntegrationTest.Factories
{
    public class ApiApplicationFactory : WebApplicationFactoryBase<Startup>
    {
        private readonly IdentityApplicationFactory _identityApplicationFactory;

        public ApiApplicationFactory()
        {
            _identityApplicationFactory = new IdentityApplicationFactory();
        }

        protected override void ConfigureWebHost(IWebHostBuilder builder)
        {
            base.ConfigureWebHost(builder);

            builder.ConfigureTestServices(services =>
            {
                services.PostConfigure<IdentityServerAuthenticationOptions>(IdentityServerAuthenticationDefaults.AuthenticationScheme, options =>
                {
                    options.JwtBackChannelHandler = _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);
        }
    }
}