tdd-java-demo

commit 56f0658470e24c8dd4003774b4dbe7f1d9a0234b
parent 9e0d4838abaa2e7ae547acc2ddf666e2ec9772d2
Author: Jul <jul@9o.is>
Date:   Thu,  1 Apr 2021 02:10:34 +0800

move code to TotalView

Diffstat:
M
src/main/java/takehome/Runner.java
 | 
5
+----
M
src/main/java/takehome/TotalView.java
 | 
9
+++++++++

2 files changed, 10 insertions(+), 4 deletions(-)
diff --git a/src/main/java/takehome/Runner.java b/src/main/java/takehome/Runner.java
@@ -32,10 +32,7 @@ public class Runner {
         basket = purchaseDayView.apply(basket);
 
         TotalView totalView = new TotalView(out);
-
-        double total = basket.getTotal(discounts);
-        DecimalFormat df = new DecimalFormat("0.00");
-        out.println("Total: $" + df.format(total));
+        totalView.apply(basket, discounts);
     }
 
 
diff --git a/src/main/java/takehome/TotalView.java b/src/main/java/takehome/TotalView.java
@@ -1,9 +1,18 @@
 package takehome;
 
 import java.io.PrintStream;
+import java.text.DecimalFormat;
 
 public class TotalView {
+    private final PrintStream out;
+
     public TotalView(PrintStream out) {
+        this.out = out;
+    }
 
+    public void apply(Basket basket, Discount[] discounts) {
+        double total = basket.getTotal(discounts);
+        DecimalFormat df = new DecimalFormat("0.00");
+        out.println("Total: $" + df.format(total));
     }
 }