public void TestGetValuebyIndex(int[] intArray, int index, int expectedResult)
{
BL.Test2 question2BL = new BL.Test2();
// Act
int result = question2BL.GetValuebyIndex(intArray, index);
// Assert
Assert.That(result == expectedResult);
}
public void TestGetValuebyIndexException()
{
BL.Test2 question2BL = new BL.Test2();
// Act
var result = Assert.Throws <IndexOutOfRangeException>(() => question2BL.GetValuebyIndex(new int[] { 1, 2, 3 }, 4)).Message;
// Assert
Assert.AreEqual("Index was outside the bounds of the array.", result);
}