Refactor Assignment

src/main/java/com/digite/kata/refactoring/AmountInterface.java

@@ -0,0 +1,7 @@
+package com.digite.kata.refactoring;
+
+public interface AmountInterface
+{
+	public int getPriceCode();
+	public double getAmount(int a_rentalDays);
+}

src/main/java/com/digite/kata/refactoring/ChildrenMovie.java

@@ -0,0 +1,22 @@
+package com.digite.kata.refactoring;
+
+public class ChildrenMovie implements AmountInterface {
+	@Override
+	public int getPriceCode() {
+		return Movie.CHILDRENS;
+	}
+
+	@Override
+	public double getAmount(int a_rentalDays) 
+	{
+		/*
+		 * thisAmount += 1.5; if (each.getDaysRented() > 3) thisAmount +=
+		 * (each.getDaysRented() - 3) * 1.5;
+		 */
+		double w_rentAmount = 1.5;
+		if (a_rentalDays > 3)
+			w_rentAmount += (a_rentalDays - 3) * 1.5;
+		return w_rentAmount;
+		}
+
+}

src/main/java/com/digite/kata/refactoring/JTestMovie.java

@@ -0,0 +1,37 @@
+package com.digite.kata.refactoring;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import org.junit.Test;
+
+public class JTestMovie 
+{
+	@Test
+    public void testRegularMovie()
+    {
+		Movie w_movieObj = new Movie("Movie1", 0);
+		w_movieObj.setPriceCode(4);
+		AmountInterface w_regMov = new RegularMovie();
+		double w_amount = w_movieObj.getAmount(w_movieObj, w_regMov);
+		assertEquals(w_amount, 5);
+    }
+
+	@Test
+    public void testChildrenMovie()
+    {
+		Movie w_movieObj = new Movie("Movie2", 2);
+		w_movieObj.setPriceCode(4);
+		AmountInterface w_childMovie = new ChildrenMovie();
+		double w_amount = w_movieObj.getAmount(w_movieObj, w_childMovie);
+		assertEquals(w_amount, 3);
+    }
+
+	@Test
+    public void testNewReleaseMovie()
+    {
+		Movie w_movieObj = new Movie("Movie3", 1);
+		w_movieObj.setPriceCode(4);
+		AmountInterface w_regMov = new NewReleaseMovie();
+		double w_amount = w_movieObj.getAmount(w_movieObj, w_regMov);
+		assertEquals(w_amount, 12);
+    }
+}

src/main/java/com/digite/kata/refactoring/Movie.java

@@ -1,13 +1,13 @@
 package com.digite.kata.refactoring;
 
 public class Movie {
-    public static final int CHILDRENS = 2;
-    public static final int REGULAR = 0;
-    public static final int NEW_RELEASE = 1;
-    private String _title;
-    private int _priceCode;
-
-    public Movie(String title, int priceCode) {
+	public static final int CHILDRENS = 2;
+	public static final int NEW_RELEASE = 1;
+	public static final int REGULAR = 0;
+	private String _title;
+	private int _priceCode;
+	
+	public Movie(String title, int priceCode) {
         _title = title;
         _priceCode = priceCode;
     }
@@ -23,4 +23,9 @@ public int getPriceCode() {
     public void setPriceCode(int priceCode) {
         _priceCode = priceCode;
     }
-}
+
+    public double getAmount(Movie a_movie, AmountInterface a_amount) {
+    	double w_amount = a_amount.getAmount(a_movie.getPriceCode());
+    	return w_amount;
+    }
+}

src/main/java/com/digite/kata/refactoring/NewReleaseMovie.java

@@ -0,0 +1,17 @@
+package com.digite.kata.refactoring;
+
+public class NewReleaseMovie implements AmountInterface{
+	@Override
+	public int getPriceCode() {
+		return Movie.NEW_RELEASE;
+	}
+
+	@Override
+	public double getAmount(int a_rentalDays) 
+	{
+		//thisAmount += each.getDaysRented() * 3;
+		double w_rentAmount = a_rentalDays * 3;
+		return w_rentAmount;
+		}
+
+}

src/main/java/com/digite/kata/refactoring/RegularMovie.java

@@ -0,0 +1,18 @@
+package com.digite.kata.refactoring;
+
+public class RegularMovie implements AmountInterface{
+
+	public int getPriceCode() {
+		return Movie.REGULAR;
+	}
+
+	public double getAmount(int a_rentalDays) 
+	{
+		/*  if (each.getDaysRented() > 2)
+              thisAmount += (each.getDaysRented() - 2) * 1.5;*/
+		double w_rentAmount = 2;
+		if (a_rentalDays > 2)
+			w_rentAmount += (a_rentalDays - 2) * 1.5;
+		return w_rentAmount;
+	}
+}