updated tests

src/test/java/com/zipcodewilmington/danny_do_better_exercises/TestMathUtilities.java

         // : Given
         short baseValue = 16384;
         short addedValue = 7;
-        short expected = 32767;
+        short expected = 16391;
         // : When
         short actual = primativeTypes.add(baseValue, addedValue);
         // : Then
         // : When
         float actualFloat = primativeTypes.subtract(baseValue,difference);
         // : Then
-        assertEquals(expectedFloat,actualFloat, 0);
+        assertEquals(expectedFloat,actualFloat, 0.005);
     }
     @Test
     public void testSubtractions5() {

src/test/java/com/zipcodewilmington/danny_do_better_exercises/TestPredicateUtilities.java

 package com.zipcodewilmington.danny_do_better_exercises;
 
 import org.junit.Test;
+
 import static org.junit.Assert.*;
+
 /**
  * Created by dan on 6/14/17.
  */
     private static volatile PredicateUtilities math = new PredicateUtilities();
 
     @Test
-    public void testGreaterThanTrue(){
+    public void testGreaterThanTrue() {
         // : Given
         int greaterValue = 450;
         int lesserValue = 350;
 
 
     @Test
-    public void testGreaterThanFalse(){
+    public void testGreaterThanFalse() {
         // : Given
         int greaterValue = 350;
         int lesserValue = 350;
         boolean outcome = math.isGreaterThan(greaterValue, lesserValue);
 
         // : Then
-        assertTrue(outcome);
+        assertFalse(outcome);
     }
 
 
     @Test
-    public void testLessThanTrue(){
+    public void testLessThanTrue() {
         // : Given
         int greaterValue = 450;
         int lesserValue = 350;
     }
 
 
-
     @Test
-    public void testLessThan1(){
+    public void testLessThan1() {
         // : Given
         int greaterValue = 450;
         int lesserValue = 350;
         boolean outcome = math.isLessThan(greaterValue, lesserValue);
 
         // : Then
-        assertTrue(outcome);
+        assertFalse(outcome);
     }
 
 
     @Test
-    public void testLessOrEqual1(){
+    public void testLessOrEqual1() {
         // : Given
         int greaterValue = 3;
         int lesserValue = 3;
     }
 
     @Test
-    public void testLessOrEqual2(){
+    public void testLessOrEqual2() {
         // : Given
         int greaterValue = 3;
         int lesserValue = 6;
     }
 
     @Test
-    public void testGreaterOrEqual1(){
+    public void testGreaterOrEqual1() {
         // : Given
         int greaterValue = 4;
         int lesserValue = 4;
 
 
     @Test
-    public void testGreaterOrEqual2(){
+    public void testGreaterOrEqual2() {
         // : Given
         int greaterValue = 8;
         int lesserValue = 15;
         boolean outcome = math.isGreaterThanOrEqualTo(greaterValue, lesserValue);
 
         // : Then
-        assertTrue(outcome);
+        assertFalse(outcome);
     }
 }

src/test/java/com/zipcodewilmington/danny_do_better_exercises/TestStringUtilities.java

     public void substringBeginTest(){
         // : Given
         String input = "Hello";
-        String expected = "olleH";
+        String expected = "Hel";
 
         // : When
         String actual = StringUtilities.getPrefix(input);
         String expected = "Wilmington";
 
         // : When
-        String actual = StringUtilities.getFirstWord(input);
+        String actual = StringUtilities.getSecondWord(input);
 
         // : Then
         assertEquals(expected, actual);