abp/framework/test/Volo.Abp.TestApp/Volo/Abp/TestApp/Testing/TestAppTestBase.cs

using System;
using System.Threading.Tasks;
using Microsoft.Extensions.DependencyInjection;
using Volo.Abp.Modularity;
using Volo.Abp.Testing;
using Volo.Abp.Uow;

namespace Volo.Abp.TestApp.Testing
{
    public abstract class TestAppTestBase<TStartupModule> : AbpIntegratedTest<TStartupModule> 
        where TStartupModule : IAbpModule
    {
        protected override void SetAbpApplicationCreationOptions(AbpApplicationCreationOptions options)
        {
            options.UseAutofac();
        }
        
        #region WithUnitOfWork

        protected virtual Task WithUnitOfWorkAsync(Func<Task> func)
        {
            return WithUnitOfWorkAsync(new AbpUnitOfWorkOptions(), func);
        }

        protected virtual async Task WithUnitOfWorkAsync(AbpUnitOfWorkOptions options, Func<Task> action)
        {
            using (var scope = ServiceProvider.CreateScope())
            {
                var uowManager = scope.ServiceProvider.GetRequiredService<IUnitOfWorkManager>();

                using (var uow = uowManager.Begin(options))
                {
                    await action();

                    await uow.CompleteAsync();
                }
            }
        }

        protected virtual Task<TResult> WithUnitOfWorkAsync<TResult>(Func<Task<TResult>> func)
        {
            return WithUnitOfWorkAsync(new AbpUnitOfWorkOptions(), func);
        }

        protected virtual async Task<TResult> WithUnitOfWorkAsync<TResult>(AbpUnitOfWorkOptions options, Func<Task<TResult>> func)
        {
            using (var scope = ServiceProvider.CreateScope())
            {
                var uowManager = scope.ServiceProvider.GetRequiredService<IUnitOfWorkManager>();

                using (var uow = uowManager.Begin(options))
                {
                    var result = await func();
                    await uow.CompleteAsync();
                    return result;
                }
            }
        }

        #endregion
    }
}