public void QuickSortingTest1()
{
// Arrange
int[] unsorted1 = { 1, -5, 0, 15, -4, 27 };
int[] unsorted2 = { 1, -5, 0, 15, -4, 27 };
// Act
Array.Sort(unsorted2);
SortingClass.QuickSorting(unsorted1, 0, unsorted1.Length - 1);
// Assert
CollectionAssert.AreEqual(unsorted2, unsorted1);
}
public void QuickSortingTest2()
{
// Arrange
int[] unsorted = new int[100];
Random random = new Random();
for (int i = 0; i < unsorted.Length; ++i)
{
unsorted[i] = random.Next(1, 10);
}
// Act
SortingClass.QuickSorting(unsorted, 0, unsorted.Length - 1);
// Assert
Assert.IsTrue(IsArraySorted(unsorted));
}
public void QuickSortingTest_AcceptsEmptyArray_ThrowsArgumentException()
{
int[] unsorted = new int[0];
Assert.ThrowsException <ArgumentException>(() => SortingClass.QuickSorting(unsorted, 0, unsorted.Length - 1));
}
public void QuickSortingTest_AcceptsNullArray_ThrowsNullReferenceException()
{
int[] unsorted = null;
Assert.ThrowsException <NullReferenceException>(() => SortingClass.QuickSorting(unsorted, 0, unsorted.Length - 1));
}