tdd-java-demo

commit daf9c0d5018454befa242165a468b16f2efeb878
parent 42fb6a85451112592fc8adec4f4e3346d62de873
Author: Jul <jul@9o.is>
Date:   Wed, 31 Mar 2021 18:15:24 +0800

extract method getAmount

Diffstat:
M
src/main/java/takehome/Runner.java
 | 
7
++++++-

1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/src/main/java/takehome/Runner.java b/src/main/java/takehome/Runner.java
@@ -36,13 +36,18 @@ public class Runner {
 
     private double getDiscount(Basket basket, Discount discount) {
         double total = 0;
-        double amount = basket.getAmounts().get(discount.getItem());
+        Item item = discount.getItem();
+        double amount = getAmount(basket, item);
         if (amount > 0) {
             total = discount.getAmount();
         }
         return total;
     }
 
+    private Integer getAmount(Basket basket, Item item) {
+        return basket.getAmounts().get(item);
+    }
+
     private Map<Item, Integer> getItemAmounts(Item[] items) {
         Map<Item, Integer> amounts = new HashMap<>();
         for (Item item : items) {