tdd-java-demo

commit b01bd7de1ac4e1264c5061e1b0e047a59235068f
parent 5cb510b2a3ad2d8ddc5eb53083595aba0d19fc2d
Author: Jul <jul@9o.is>
Date:   Wed, 31 Mar 2021 18:23:06 +0800

move instance method getDiscount to Discount

Diffstat:
M
src/main/java/takehome/Discount.java
 | 
10
++++++++++
M
src/main/java/takehome/Runner.java
 | 
12
+-----------

2 files changed, 11 insertions(+), 11 deletions(-)
diff --git a/src/main/java/takehome/Discount.java b/src/main/java/takehome/Discount.java
@@ -16,4 +16,14 @@ public class Discount {
     public double getAmount() {
         return amount;
     }
+
+    double getDiscount(Basket basket) {
+        double total = 0;
+        Item item = getItem();
+        double amount = basket.getAmount(item);
+        if (amount > 0) {
+            total = getAmount();
+        }
+        return total;
+    }
 }
diff --git a/src/main/java/takehome/Runner.java b/src/main/java/takehome/Runner.java
@@ -28,22 +28,12 @@ public class Runner {
         Basket basket = new Basket(getItemAmounts(items));
         double total = basket.getTotal();
 
-        total -= getDiscount(basket, new Discount(0.01, items[3]));
+        total -= new Discount(0.01, items[3]).getDiscount(basket);
 
         DecimalFormat df = new DecimalFormat("0.00");
         out.println("Total: $" + df.format(total));
     }
 
-    private double getDiscount(Basket basket, Discount discount) {
-        double total = 0;
-        Item item = discount.getItem();
-        double amount = basket.getAmount(item);
-        if (amount > 0) {
-            total = discount.getAmount();
-        }
-        return total;
-    }
-
     private Map<Item, Integer> getItemAmounts(Item[] items) {
         Map<Item, Integer> amounts = new HashMap<>();
         for (Item item : items) {