Feat: Adds Shawn Dunsmore Jr lesson 16 SlotMachine.java and SlotMachineTest.java

Author: Djtheman1

lesson_16/objects/objects_app/src/main/java/com/codedifferently/lesson16/ShawnDunsmore/BuyType.java

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+package com.codedifferently.lesson16.ShawnDunsmore;
+
+
+public enum BuyType {
+ BONUS_BUY,
+ DOUBLE_CHANCE,
+ NORMAL_BUY,
+}

lesson_16/objects/objects_app/src/main/java/com/codedifferently/lesson16/ShawnDunsmore/InvalidPayAmountException.java

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+package com.codedifferently.lesson16.ShawnDunsmore;
+
+
+public class InvalidPayAmountException extends Exception {
+
+
+ public InvalidPayAmountException(String message) {
+   super(message);
+ }
+}

lesson_16/objects/objects_app/src/main/java/com/codedifferently/lesson16/ShawnDunsmore/SlotMachine.java

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+package com.codedifferently.lesson16.ShawnDunsmore;
+
+
+import java.util.ArrayList;
+import java.util.Collections;
+
+
+public class SlotMachine {
+ private int numOfSlots;
+ private int payAmount;
+ private String name;
+ private BuyType buyType;
+ private ArrayList<String> iconList;
+ private int moneyNeeded;
+
+
+ public SlotMachine(
+     int numOfSlots,
+     int payAmount,
+     String name,
+     BuyType buyType,
+     ArrayList<String> iconList,
+     int moneyNeeded) {
+   this.numOfSlots = numOfSlots;
+   this.payAmount = payAmount;
+   this.name = name;
+   this.buyType = buyType;
+   this.iconList = iconList;
+   this.moneyNeeded = moneyNeeded;
+ }
+
+
+ public int getNumOfSlots() {
+   return numOfSlots;
+ }
+
+
+ public int getPayAmount() {
+   return payAmount;
+ }
+ public String getName() {
+   return name;
+ }
+
+
+ public BuyType getBuyType() {
+   return buyType;
+ }
+
+
+ public ArrayList<String> getIconList() {
+   return iconList;
+ }
+
+
+
+
+ public int payOut() {
+   if (buyType.equals(BuyType.DOUBLE_CHANCE)) {
+     return payAmount * 2;
+   }
+
+
+   if (buyType.equals(BuyType.BONUS_BUY)) {
+     return payAmount * 3;
+   }
+   return payAmount;
+ }
+
+
+ public ArrayList<String> spin(int money) throws InvalidPayAmountException {
+   if (money < moneyNeeded) {
+     throw new InvalidPayAmountException("Amount inavalid");
+   }
+   Collections.shuffle(iconList);
+   return iconList;
+ }
+
+
+ public ArrayList<String> spin(int money, int numOfSpins) throws InvalidPayAmountException {
+   if (money < moneyNeeded) {
+     throw new InvalidPayAmountException("Amount inavalid");
+   }
+   for (int i = 0; i < numOfSpins; i++) {
+     Collections.shuffle(iconList);
+   }
+
+
+   return iconList;
+ }
+
+
+ public int getMoneyNeeded() {
+   return moneyNeeded;
+ }
+}

lesson_16/objects/objects_app/src/test/java/com/codedifferently/lesson16/ShawnDunsmore/SlotMachineTest.java

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+package com.codedifferently.lesson16.ShawnDunsmore;
+
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+
+import java.util.ArrayList;
+import org.junit.jupiter.api.Test;
+
+
+public class SlotMachineTest {
+ @Test
+ public void testMoney_Exists() {
+   SlotMachine slot = new SlotMachine(0, 0, null, null, null, 10);
+   assertEquals(10, slot.getMoneyNeeded());
+ }
+
+
+ @Test
+ public void testNumOfSlots_Exists() {
+   SlotMachine slot = new SlotMachine(1, 0, null, null, null, 10);
+   assertEquals(1, slot.getNumOfSlots());
+ }
+
+
+ @Test
+ public void testNameOfSlot_Exists() {
+   SlotMachine slot = new SlotMachine(1, 0, "Goldie", null, null, 10);
+   assertEquals("Goldie", slot.getName());
+ }
+
+
+ @Test
+ public void testPayAmount_Exists() {
+   SlotMachine slot = new SlotMachine(1, 10, "Goldie", null, null, 10);
+   assertEquals(10, slot.getPayAmount());
+ }
+
+
+ @Test
+ public void testBuyType_Exists() {
+   SlotMachine slot = new SlotMachine(1, 10, "Goldie", null, null, 10);
+   assertEquals(null, slot.getBuyType());
+ }
+
+
+ @Test
+ public void testUseDoubleSlots() {
+   SlotMachine slottwo = new SlotMachine(1, 10, "Goldie", null, null, 10);
+   SlotMachine slotone = new SlotMachine(1, 10, "Diamond", null, null, 10);
+   assertEquals(1, slotone.getNumOfSlots());
+   assertEquals(1, slottwo.getNumOfSlots());
+ }
+
+
+ @Test
+ public void testSlotSpin() {
+   SlotMachine slot = new SlotMachine(1, 10, "Goldie", null, null, 10);
+   assertEquals(null, slot.getIconList());
+ }
+
+
+ @Test
+ public void testPayOut() {
+
+
+   ArrayList<String> icons = new ArrayList<>();
+   SlotMachine slotMachine1 =
+       new SlotMachine(1, 10, "Test Slot 1", BuyType.DOUBLE_CHANCE, icons, 10);
+   assertEquals(20, slotMachine1.payOut(), "Expected payout for DOUBLE_CHANCE to be 20");
+
+
+   SlotMachine slotMachine2 = new SlotMachine(1, 10, "Test Slot 2", BuyType.BONUS_BUY, icons, 10);
+   assertEquals(30, slotMachine2.payOut(), "Expected payout for BONUS_BUY to be 30");
+ }
+}