public void CountEvensTest()
 {
     Assert.AreEqual(3, exercises.CountEvens(new int[] { 2, 1, 2, 3, 4 }), "Test 1: Input was [2, 1, 2, 3, 4]");
     Assert.AreEqual(3, exercises.CountEvens(new int[] { 2, 2, 0 }), "Test 2: Input was [2, 2, 0]. Array has three even numbers. ");
     Assert.AreEqual(0, exercises.CountEvens(new int[] { 1, 3, 5 }), "Test 3: Input was [1, 3, 5]. Array has no evens, make sure you start your total at 0.");
 }
 public void CountEvensTest()
 {
     Assert.AreEqual(3, exercises.CountEvens(new int[] { 2, 1, 2, 3, 4 }), "Input was [2, 1, 2, 3, 4]");
     Assert.AreEqual(3, exercises.CountEvens(new int[] { 2, 2, 0 }), "Input was [2, 2, 0]");
     Assert.AreEqual(0, exercises.CountEvens(new int[] { 1, 3, 5 }), "Input was [1, 3, 5]");
 }