feat: add utility classes for Wishlist, User, Image, and Cart in unit tests

Author: dagweg

Tests/UnitTests/Ecommerce.Application.UnitTests/UseCases/Utils/Utils.Cart.cs

@@ -0,0 +1,63 @@
+using Ecommerce.Application.UseCases.Products.Common;
+using Ecommerce.Application.UseCases.Users.Queries.GetCartItems;
+using Ecommerce.Domain.ProductAggregate.ValueObjects;
+
+namespace Ecommerce.UnitTests.Ecommerce.Application.UnitTests.UseCases;
+
+public partial class Utils
+{
+  public record Cart
+  {
+    public const int PageNumber = 1;
+    public const int PageSize = 10;
+
+    public static GetCartQuery CreateGetCartQuery()
+    {
+      return new GetCartQuery(PageNumber, PageSize);
+    }
+
+    public static CartResult CreateCartResult(int i = 1)
+    {
+      var cartItemResults = CartItem.CreateCartItemResults(i);
+      var totalPrice = cartItemResults.Sum(x => x.Product.PriceValue * x.Quantity);
+      return new CartResult
+      {
+        Items = CartItem.CreateCartItemResults(i),
+        TotalItems = i,
+        TotalPrice = totalPrice,
+      };
+    }
+
+    public record CartItem
+    {
+      public const int Quantity = 10;
+      public static readonly ProductId ProductId = ProductId.CreateUnique();
+
+      public static Domain.UserAggregate.Entities.CartItem Create()
+      {
+        return Domain.UserAggregate.Entities.CartItem.Create(
+          Utils.Cart.CartItem.ProductId,
+          Utils.Cart.CartItem.Quantity
+        );
+      }
+
+      public static List<Domain.UserAggregate.Entities.CartItem> CreateCartItems(int i = 1)
+      {
+        return Enumerable.Range(1, i).Select(_ => Create()).ToList();
+      }
+
+      public static List<CartItemResult> CreateCartItemResults(int i = 1)
+      {
+        return Enumerable
+          .Range(1, i)
+          .Select(_ => new CartItemResult
+          {
+            Id = Utils.Cart.CartItem.ProductId.Value.ToString(),
+            Quantity = Utils.Cart.CartItem.Quantity,
+            Product = Utils.Product.CreateProductResult(Utils.Product.CreateProduct()),
+          })
+          .ToList();
+      }
+    }
+  }
+}

Tests/UnitTests/Ecommerce.Application.UnitTests/UseCases/Utils/Utils.Image.cs

@@ -0,0 +1,42 @@
+using System.Text;
+
+namespace Ecommerce.UnitTests.Ecommerce.Application.UnitTests.UseCases;
+
+public partial class Utils
+{
+  public record Image
+  {
+    public const string ImageData = "ImageData";
+    public static readonly Stream ImageStream = new MemoryStream(Encoding.UTF8.GetBytes(ImageData));
+    public static long ImageSize => ImageStream.Length;
+
+    public static readonly string FileName = nameof(FileName);
+    public static readonly string LeftImageFileName = nameof(LeftImageFileName);
+    public static readonly string RightImageFileName = nameof(RightImageFileName);
+    public static readonly string TopImageFileName = nameof(TopImageFileName);
+    public static readonly string BackImageFileName = nameof(BackImageFileName);
+    public static readonly string FrontImageFileName = nameof(FrontImageFileName);
+    public static readonly string BottomImageFileName = nameof(BottomImageFileName);
+
+    public static string ImageDataFromIndex(int i) => $"{ImageData} {i}";
+
+    public static Stream ImageStreamFromIndex(int i) =>
+      new MemoryStream(Encoding.UTF8.GetBytes(ImageDataFromIndex(i)));
+
+    public static long ImageSizeFromIndex(int i) => ImageStreamFromIndex(i).Length;
+
+    public static string FileNameFromIndex(int i) => $"{FileName} {i}";
+
+    public static string LeftImageFileNameFromIndex(int i) => $"{LeftImageFileName} {i}";
+
+    public static string RightImageFileNameFromIndex(int i) => $"{RightImageFileName} {i}";
+
+    public static string TopImageFileNameFromIndex(int i) => $"{TopImageFileName} {i}";
+
+    public static string BackImageFileNameFromIndex(int i) => $"{BackImageFileName} {i}";
+
+    public static string FrontImageFileNameFromIndex(int i) => $"{FrontImageFileName} {i}";
+
+    public static string BottomImageFileNameFromIndex(int i) => $"{BottomImageFileName} {i}";
+  }
+}