public void Test()
{
var combs = CombinationWithRepetition.Generate(4, 3);
var expected = new int[][]
{
new int[] { 0, 0, 0 },
new int[] { 0, 0, 1 },
new int[] { 0, 0, 2 },
new int[] { 0, 0, 3 },
new int[] { 0, 1, 1 },
new int[] { 0, 1, 2 },
new int[] { 0, 1, 3 },
new int[] { 0, 2, 2 },
new int[] { 0, 2, 3 },
new int[] { 0, 3, 3 },
new int[] { 1, 1, 1 },
new int[] { 1, 1, 2 },
new int[] { 1, 1, 3 },
new int[] { 1, 2, 2 },
new int[] { 1, 2, 3 },
new int[] { 1, 3, 3 },
new int[] { 2, 2, 2 },
new int[] { 2, 2, 3 },
new int[] { 2, 3, 3 },
new int[] { 3, 3, 3 }
};
for (int i = 0; i < expected.Length; i++)
{
CollectionAssert.AreEqual(expected[i], combs[i]);
}
}
public void GenerateSumands()
{
var result = CombinationWithRepetition.GenerateSummands(4, 4);
var expectedCoefs = new ulong[] { 1, 4, 6, 12, 24 };
foreach (var comb in result)
{
CollectionAssert.Contains(expectedCoefs, comb.Coefficient);
}
}
