public void HappyPath2()
 {
     Assert.IsTrue(StringMerger.isMerge("codewars", "cdwr", "oeas"), "codewars can be created from cdwr and oeas");
 }
 public void SadPath1()
 {
     Assert.IsFalse(StringMerger.isMerge("codewars", "cod", "wars"), "Codewars are not codwars");
 }
 public void HappyPath1()
 {
     Assert.IsTrue(StringMerger.isMerge("codewars", "code", "wars"), "codewars can be created from code and wars");
 }