Esempio n. 1
0
        public void Multliple_method_calls_linetotal()
        {
            using (var db = new FakeMyDbContext()) {
                var sods = new List <SalesOrderDetail>();
                for (int i = 0; i < 10; i++)
                {
                    sods.Add(new SalesOrderDetail()
                    {
                        SalesOrderId = 71774,
                        ProductId    = 905,
                        OrderQty     = 4,
                        UnitPrice    = 218.454m
                    });
                }
                db.SalesOrderDetails.AddRange(sods);

                using (Log.Logger.BeginTimedOperation("Calculating quick total", "Test")) {
                    _calcLinePriceCounter.Reset();
                    var results = db.SalesOrderDetails
                                  .Where(sod => sod.SalesOrderId == 71774)
                                  .ToList()
                                  .Select(sod => new {
                        sod.OrderQty,
                        sod.UnitPrice,
                        LineTotal = CalculateLinePrice(
                            sod.OrderQty,
                            sod.UnitPrice,
                            _calcLinePriceCounter)
                    }).ToList();

                    _calcLinePriceCounter.Write();
                }
            }
        }
Esempio n. 2
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 public void OneTimeSetUp()
 {
     _fakeContext = new FakeMyDbContext {
         Categories = { new Category {
                            CategoryId = 123, CategoryName = "Flowers"
                        } }
     };
 }
Esempio n. 3
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        public void Multliple_method_calls_margin()
        {
            using (var db = new FakeMyDbContext()) {
                var sods = new List <SalesOrderDetail>();
                for (int i = 0; i < 10; i++)
                {
                    sods.Add(new SalesOrderDetail()
                    {
                        SalesOrderId = 71774,
                        ProductId    = 905,
                        OrderQty     = 4,
                        UnitPrice    = 218.454m
                    });
                }
                db.SalesOrderDetails.AddRange(sods);

                var products = new Product()
                {
                    ProductId    = 905,
                    StandardCost = 199.3757m
                };
                db.Products.Add(products);

                using (Log.Logger.BeginTimedOperation("Calculating margin slowly", "Test")) {
                    _calcLinePriceCounter.Reset();
                    _calcLineCostCounter.Reset();
                    _calcMarginCounter.Reset();
                    var results = db.SalesOrderDetails
                                  .Where(sod => sod.SalesOrderId == 71774)
                                  .Join(db.Products,
                                        sod => sod.ProductId,
                                        product => product.ProductId,
                                        (sod, product) => new { sod, product })
                                  .ToList()
                                  .Select(li => new {
                        li.sod.OrderQty,
                        li.sod.UnitPrice,
                        li.product.StandardCost,
                        LineTotal = CalculateLinePrice(
                            li.sod.OrderQty,
                            li.sod.UnitPrice,
                            _calcLinePriceCounter),
                        LineCost = CalculateLineCost(
                            li.sod.OrderQty,
                            li.product.StandardCost,
                            _calcLineCostCounter),
                        Margin = CalculateMargin(
                            CalculateLineCost(
                                li.sod.OrderQty,
                                li.product.StandardCost,
                                _calcLineCostCounter),
                            CalculateLinePrice(
                                li.sod.OrderQty,
                                li.sod.UnitPrice,
                                _calcLinePriceCounter),
                            _calcMarginCounter)
                    }).ToList();

                    _calcLinePriceCounter.Write();
                    _calcLineCostCounter.Write();
                    _calcMarginCounter.Write();
                }
            }
        }
Esempio n. 4
0
        public void Linq_subexpression_parallel_linq()
        {
            using (var db = new FakeMyDbContext()) {
                var sods = new List <SalesOrderDetail>();
                for (int i = 0; i < 10; i++)
                {
                    sods.Add(new SalesOrderDetail()
                    {
                        SalesOrderId = 71774,
                        ProductId    = 905,
                        OrderQty     = 4,
                        UnitPrice    = 218.454m
                    });
                }
                db.SalesOrderDetails.AddRange(sods);

                var products = new Product()
                {
                    ProductId    = 905,
                    StandardCost = 199.3757m
                };
                db.Products.Add(products);

                using (Log.Logger.BeginTimedOperation("Calculating margin with second iteration", "Test")) {
                    _calcLinePriceCounter.Reset();
                    _calcLineCostCounter.Reset();
                    _calcMarginCounter.Reset();
                    var results = db.SalesOrderDetails
                                  .Where(sod => sod.SalesOrderId == 71774)
                                  .Join(db.Products,
                                        sod => sod.ProductId,
                                        product => product.ProductId,
                                        (sod, product) => new { sod, product })
                                  .ToList()
                                  .AsParallel()
                                  .Select(li =>
                                          new {
                        lineTotal = CalculateLinePrice(
                            li.sod.OrderQty,
                            li.sod.UnitPrice,
                            _calcLinePriceCounter),
                        lineCost = CalculateLineCost(
                            li.sod.OrderQty,
                            li.product.StandardCost,
                            _calcLineCostCounter),
                        li
                    })
                                  .Select(lineItem => {
                        return(new {
                            lineItem.li.sod.OrderQty,
                            lineItem.li.sod.UnitPrice,
                            lineItem.li.product.StandardCost,
                            LineTotal = lineItem.lineTotal,
                            LineCost = lineItem.lineCost,
                            Margin = CalculateMargin(lineItem.lineCost, lineItem.lineTotal, _calcMarginCounter)
                        });
                    }).ToList();

                    _calcLinePriceCounter.Write();
                    _calcLineCostCounter.Write();
                    _calcMarginCounter.Write();
                }
            }
        }
Esempio n. 5
0
        public void Linq_subexpression_query_syntax()
        {
            using (var db = new FakeMyDbContext()) {
                var sods = new List <SalesOrderDetail>();
                for (int i = 0; i < 10; i++)
                {
                    sods.Add(new SalesOrderDetail()
                    {
                        SalesOrderId = 71774,
                        ProductId    = 905,
                        OrderQty     = 4,
                        UnitPrice    = 218.454m
                    });
                }
                db.SalesOrderDetails.AddRange(sods);

                var products = new Product()
                {
                    ProductId    = 905,
                    StandardCost = 199.3757m
                };
                db.Products.Add(products);

                using (Log.Logger.BeginTimedOperation("Calculating margin with second iteration", "Test")) {
                    _calcLinePriceCounter.Reset();
                    _calcLineCostCounter.Reset();
                    _calcMarginCounter.Reset();

                    var results =
                        (from li in
                         (from sod in db.SalesOrderDetails
                          where sod.SalesOrderId == 71774
                          join product in db.Products on sod.ProductId equals product.ProductId
                          select new { sod, product })
                         let lineTotal = CalculateLinePrice(
                             li.sod.OrderQty,
                             li.sod.UnitPrice,
                             _calcLinePriceCounter)
                                         let lineCost = CalculateLineCost(
                             li.sod.OrderQty,
                             li.product.StandardCost,
                             _calcLineCostCounter)
                                                        select new {
                        li.sod.OrderQty,
                        li.sod.UnitPrice,
                        li.product.StandardCost,
                        LineTotal = lineTotal,
                        LineCost = lineCost,
                        Margin = CalculateMargin(
                            lineCost,
                            lineTotal,
                            _calcMarginCounter)
                    }).ToList();

                    //_output.WriteLine(results.ToJson());

                    _calcLinePriceCounter.Write();
                    _calcLineCostCounter.Write();
                    _calcMarginCounter.Write();
                }
            }
        }
        public void Iterate_results_twice_margin()
        {
            using (var db = new FakeMyDbContext()) {

                var sods = new List<SalesOrderDetail>();
                for (int i = 0; i < 10; i++) {
                    sods.Add(new SalesOrderDetail() {
                        SalesOrderId = 71774,
                        ProductId = 905,
                        OrderQty = 4,
                        UnitPrice = 218.454m
                    });
                }
                db.SalesOrderDetails.AddRange(sods);

                var products = new Product() {
                    ProductId = 905,
                    StandardCost = 199.3757m
                };
                db.Products.Add(products);

                using (Log.Logger.BeginTimedOperation("Calculating margin with second iteration", "Test")) {
                    _calcLinePriceCounter.Reset();
                    _calcLineCostCounter.Reset();
                    _calcMarginCounter.Reset();
                    var results = db.SalesOrderDetails
                        .Where(sod => sod.SalesOrderId == 71774)
                        .Join(db.Products,
                            sod => sod.ProductId,
                            product => product.ProductId,
                            (sod, product) => new { sod, product })
                        .ToList()
                        .Select(li => new {
                            li.sod.OrderQty,
                            li.sod.UnitPrice,
                            li.product.StandardCost,
                            LineTotal = CalculateLinePrice(
                                li.sod.OrderQty,
                                li.sod.UnitPrice,
                                _calcLinePriceCounter),
                            LineCost = CalculateLineCost(
                                li.sod.OrderQty,
                                li.product.StandardCost,
                                _calcLineCostCounter)
                        }).ToList();

                    var resultsAgain = results
                        .Select(li => new {
                            li.OrderQty,
                            li.UnitPrice,
                            li.StandardCost,
                            li.LineTotal,
                            li.LineCost,
                            Margin = CalculateMargin(
                                li.LineCost,
                                li.LineTotal,
                                _calcMarginCounter)
                        }).ToList();

                    _calcLinePriceCounter.Write();
                    _calcLineCostCounter.Write();
                    _calcMarginCounter.Write();
                }
            }
        }
        public void Multliple_method_calls_linetotal()
        {
            using (var db = new FakeMyDbContext()) {

                var sods = new List<SalesOrderDetail>();
                for (int i = 0; i < 10; i++) {
                    sods.Add(new SalesOrderDetail() {
                        SalesOrderId = 71774,
                        ProductId = 905,
                        OrderQty = 4,
                        UnitPrice = 218.454m
                    });
                }
                db.SalesOrderDetails.AddRange(sods);

                using (Log.Logger.BeginTimedOperation("Calculating quick total", "Test")) {
                    _calcLinePriceCounter.Reset();
                    var results = db.SalesOrderDetails
                        .Where(sod => sod.SalesOrderId == 71774)
                        .ToList()
                        .Select(sod => new {
                            sod.OrderQty,
                            sod.UnitPrice,
                            LineTotal = CalculateLinePrice(
                                sod.OrderQty,
                                sod.UnitPrice,
                                _calcLinePriceCounter)
                        }).ToList();

                    _calcLinePriceCounter.Write();
                }
            }
        }
        public void Linq_subexpression_query_syntax()
        {
            using (var db = new FakeMyDbContext()) {

                var sods = new List<SalesOrderDetail>();
                for (int i = 0; i < 10; i++) {
                    sods.Add(new SalesOrderDetail() {
                        SalesOrderId = 71774,
                        ProductId = 905,
                        OrderQty = 4,
                        UnitPrice = 218.454m
                    });
                }
                db.SalesOrderDetails.AddRange(sods);

                var products = new Product() {
                    ProductId = 905,
                    StandardCost = 199.3757m
                };
                db.Products.Add(products);

                using (Log.Logger.BeginTimedOperation("Calculating margin with second iteration", "Test")) {
                    _calcLinePriceCounter.Reset();
                    _calcLineCostCounter.Reset();
                    _calcMarginCounter.Reset();

                    var results =
                        (from li in
                             (from sod in db.SalesOrderDetails
                              where sod.SalesOrderId == 71774
                              join product in db.Products on sod.ProductId equals product.ProductId
                              select new { sod, product })
                         let lineTotal = CalculateLinePrice(
                             li.sod.OrderQty,
                             li.sod.UnitPrice,
                             _calcLinePriceCounter)
                         let lineCost = CalculateLineCost(
                             li.sod.OrderQty,
                             li.product.StandardCost,
                             _calcLineCostCounter)
                         select new {
                             li.sod.OrderQty,
                             li.sod.UnitPrice,
                             li.product.StandardCost,
                             LineTotal = lineTotal,
                             LineCost = lineCost,
                             Margin = CalculateMargin(
                                 lineCost,
                                 lineTotal,
                                 _calcMarginCounter)
                         }).ToList();

                    //_output.WriteLine(results.ToJson());

                    _calcLinePriceCounter.Write();
                    _calcLineCostCounter.Write();
                    _calcMarginCounter.Write();
                }
            }
        }