public void TestSortByLengthDecrease()
{
int[][] a = new int[3][];
a[0] = new int[] { 20, 6, 12, -5, 7 };
a[1] = new int[] { 1, 2, 9 };
a[2] = new int[] { 2, 11, 0, -4 };
int[][] b = new int[3][];
b[0] = new int[] { 1, 2, 9 };
b[1] = new int[] { 2, 11, 0, -4 };
b[2] = new int[] { 20, 6, 12, -5, 7 };
MethodsSortArray.Sort(a, new MethodsSortArray.ComparisonArray((x, y) => y.Length.CompareTo(x.Length)));
Assert.ReferenceEquals(a, b);
}
public void TestSortByMaxElemDecrease()
{
int[][] a = new int[3][];
a[0] = new int[] { 20, 6, 12, -5, 7 };
a[1] = new int[] { 1, 2, 9 };
a[2] = new int[] { 2, 11, 0, -4 };
int[][] b = new int[3][];
b[2] = new int[] { 1, 2, 9 };
b[1] = new int[] { 2, 11, 0, -4 };
b[0] = new int[] { 20, 6, 12, -5, 7 };
MethodsSortArray.Sort(a, new MethodsSortArray.ComparisonArray(
(x, y) => Math.Abs(y.Max()).CompareTo(Math.Abs(x.Max()))));
Assert.ReferenceEquals(a, b);
}