public void GivenPackageQuantityBreak_WhenDeriving_ThenRequiredRelationsMustExist()
{
var builder = new PackageQuantityBreakBuilder(this.DatabaseSession);
var revenueQuantityBreak = builder.Build();
Assert.IsTrue(this.DatabaseSession.Derive().HasErrors);
this.DatabaseSession.Rollback();
builder.WithFrom(10);
revenueQuantityBreak = builder.Build();
Assert.IsFalse(this.DatabaseSession.Derive().HasErrors);
builder.WithThrough(20);
revenueQuantityBreak = builder.Build();
Assert.IsFalse(this.DatabaseSession.Derive().HasErrors);
revenueQuantityBreak.RemoveFrom();
Assert.IsFalse(this.DatabaseSession.Derive().HasErrors);
}
