completed rock paper scissors

src/main/java/rocks/zipcode/io/quiz3/fundamentals/VowelUtils.java

@@ -4,20 +4,45 @@ package rocks.zipcode.io.quiz3.fundamentals;
  * @author leon on 09/12/2018.
  */
 public class VowelUtils {
-    public static Boolean hasVowels(String word) {
-        return null;
+    public static Boolean hasVowels(String str) {
+
+        for (int i = 0; i < str.length() ; i++) {
+            if (str.charAt(i) == 'a' || str.charAt(i) == 'e' || str.charAt(i) == 'i'
+                    || str.charAt(i) == 'o' || str.charAt(i) == 'u' || str.charAt(i) == 'A' ||
+                    str.charAt(i) == 'E' || str.charAt(i) == 'I' || str.charAt(i) == 'O'
+                    || str.charAt(i) == 'U')
+                return true;
+        }
+        return false;
     }
 
-    public static Integer getIndexOfFirstVowel(String word) {
+    public static Integer getIndexOfFirstVowel(String str) {
+
+        for (int i = 0; i < str.length() ; i++) {
+            if (str.charAt(i) == 'a'  || str.charAt(i) == 'e' || str.charAt(i) == 'i'
+                    || str.charAt(i) =='o' || str.charAt(i) == 'u' || str.charAt(i) == 'A' ||
+                    str.charAt(i) == 'E' || str.charAt(i) == 'I' || str.charAt(i) == 'O'
+                    || str.charAt(i) == 'U')
+               return  i;
+        }
         return null;
     }
 
 
-    public static Boolean startsWithVowel(String word) {
-        return null;
+    public static Boolean startsWithVowel(String str) {
+        return  (str.startsWith("a")||str.startsWith("e")||str.startsWith("i")||
+                str.startsWith("o")||str.startsWith("u")||str.startsWith("A")||
+                str.startsWith("E")||str.startsWith("I")||str.startsWith("O")||str.startsWith("U"));
     }
 
     public static Boolean isVowel(Character character) {
-        return null;
+        if (character == 'a'  || character == 'e' || character == 'i'
+                || character =='o' || character == 'u' ||character == 'A' ||
+                character == 'E' || character == 'I' || character == 'O'
+                || character == 'U')
+            return  true;
+        return false;
+    }
+
     }
-}
+

src/main/java/rocks/zipcode/io/quiz3/objectorientation/enums/RockPaperScissorHandSign.java

@@ -4,13 +4,23 @@ package rocks.zipcode.io.quiz3.objectorientation.enums;
  * @author leon on 09/12/2018.
  */
 public enum RockPaperScissorHandSign {
-    ADD_ENUMERATIONS_HERE;
+    ROCK,
+    PAPER,
+    SCISSORS;
+
+    RockPaperScissorHandSign() {
+    }
 
     public RockPaperScissorHandSign getWinner() {
-        return null;
+
+        if (this.equals(ROCK)) return PAPER;
+        else if (this.equals(PAPER)) return SCISSORS;
+        else return ROCK;
     }
 
     public RockPaperScissorHandSign getLoser() {
-        return null;
+        if (this.equals(ROCK)) return SCISSORS;
+        else if (this.equals(PAPER)) return ROCK;
+        else return PAPER;
     }
 }

src/test/java/rocks/zipcode/io/quiz3/objectorientation/enums/rockpaperscissors/ScissorTest.java

@@ -1,6 +1,7 @@
 package rocks.zipcode.io.quiz3.objectorientation.enums.rockpaperscissors;
 
 import org.junit.Assert;
+import org.junit.Before;
 import org.junit.Test;
 import rocks.zipcode.io.quiz3.objectorientation.enums.RockPaperScissorHandSign;
 
@@ -10,10 +11,10 @@ import rocks.zipcode.io.quiz3.objectorientation.enums.RockPaperScissorHandSign;
 public class ScissorTest {
     private RockPaperScissorHandSign sign;
 
-    @Test
+    @Before
     public void setup() {
         // given
-        this.sign = RockPaperScissorHandSign.valueOf("SCISSOR");
+        this.sign = RockPaperScissorHandSign.valueOf("SCISSORS");
     }