Added some exception handling

src/test/java/mattrixwv/TestAlgorithms.java

@@ -32,6 +32,8 @@ import java.util.Arrays;
 
 import org.junit.Test;
 
+import mattrixwv.exceptions.InvalidResult;
+
 
 public class TestAlgorithms{
 	@Test
@@ -75,7 +77,7 @@ public class TestAlgorithms{
 		assertEquals("getNumPrimes BigInteger failed", bigCorrectAnswer, bigAnswer);
 	}
 	@Test
-	public void testGetFactors(){
+	public void testGetFactors() throws InvalidResult{
 		//Test 1
 		ArrayList<Integer> correctAnswer = new ArrayList<Integer>(Arrays.asList(2, 2, 5, 5));
 		Integer number = 100;