public void BubleSortTest()
{
//Arrange
int[] unsorted = new int[] { 2, 3, 4, 8, 9, 1 };
int[] expected = new int[] { 1, 2, 3, 4, 8, 9 };
//Act
int[] actual = SortingAlgorithms.BubleSort(unsorted).Item1;
//Assert
CollectionAssert.AreEqual(expected, actual);
}