code from amapei

js/test/utils/TestCartUtils.hx

@@ -0,0 +1,58 @@
+package test.utils;
+
+import sys.io.File.getContent;
+import haxe.Json.parse;
+import utest.Assert;
+import utils.CartUtils;
+import Common;
+
+class TestCartUtils
+{
+  static var products:Array<ProductInfo>;
+  public function new() {
+    var http = new haxe.Http("localhost/js/test/mocks.json?format=json");
+
+    products = parse(getContent("js/test/mocks.json")); 
+  }
+
+  public function testAddToCart()
+  {    
+    var order = {
+      products: [{
+        product: products[0],
+        quantity: 1
+      }],
+      total: products[0].price
+    };
+
+    var newProduct = products[1];
+
+    order = CartUtils.addToCart(order, newProduct, 1);
+    Assert.equals(order.products.length, 2);
+    Assert.equals(order.total, products[0].price + products[1].price);
+    order = CartUtils.addToCart(order, newProduct, 3);
+    Assert.equals(order.products[1].quantity, 4);
+    Assert.equals(order.total, products[0].price + 4 * products[1].price);
+  }
+
+  public function testRemoveFromCart()
+  {    
+    var order = {
+      products: [{
+        product: products[0],
+        quantity: 5
+      }, {
+        product: products[1],
+        quantity: 3
+      }],
+      total: 5 * products[0].price + 3 * products[1].price
+    };
+
+    order = CartUtils.removeFromCart(order, products[0], 2);
+    Assert.equals(order.products[0].quantity, 3);
+    Assert.equals(order.total, 3 * products[0].price + 3 * products[1].price);
+    order = CartUtils.removeFromCart(order, products[1]);
+    Assert.equals(order.products.length, 1);
+    Assert.equals(order.total, 3 * products[0].price);
+  }
+}