public void BuildByPeriod_ShouldMapCorrectly()
{
var configuration = new MapperConfiguration(cfg => { cfg.AddProfile <PerPeriodProfile>(); });
var mapper = new Mapper(configuration);
var mapperHelper = new EntityMapper(mapper);
var performanceFaker = new Faker <PerformanceEntity>()
.RuleFor(p => p.Count, f => f.Random.Int(0, 10000));
var entities = new List <PerformanceEntity>();
var calendarDays = new List <DateTime>();
for (var i = -10; i < 0; i++)
{
var occurredDate = new DateTime(DateTime.Now.AddDays(i).Year, DateTime.Now.AddDays(i).Month, DateTime.Now.AddDays(i).Day);
var entity = performanceFaker.Generate();
entity.OccurredDate = occurredDate;
entities.Add(entity);
calendarDays.Add(occurredDate);
}
var byPeriod = mapperHelper.BuildByPeriod(calendarDays, entities, new DateTime(DateTime.Now.AddDays(-5).Year, DateTime.Now.AddDays(-5).Month, DateTime.Now.AddDays(-5).Day));
Assert.Equal(5, byPeriod.Count(c => c.IsPreviousPeriod));
Assert.Equal(5, byPeriod.Count(c => !c.IsPreviousPeriod));
Assert.Equal(entities[0].Count, byPeriod[0].Count);
Assert.Equal(1, byPeriod[0].DayNumber);
}