public void BinarySearchTest_WithNullArray() => Assert.Throws <ArgumentNullException>(() => BinarySearchEngine.BinarySearch(null, 4));
public void BinarySearchTest_WithNullValue() => Assert.Throws <ArgumentNullException>(() => BinarySearchEngine.BinarySearch(new string[] { "1", "2", "4" }, null));
public int?BinarySearchTest(int[] array, int value) => BinarySearchEngine.BinarySearch(array, value);