}
	return
}

func TestWindow(t *testing.T) {
	for size := 0; size <= 3; size++ {
		for i := 0; i <= 2*size; i++ {
			a := makeSequence('a', i)
			for j := 0; j <= 2*size; j++ {
				b := makeSequence('a'+i, j)
				for k := 0; k <= 2*size; k++ {
					c := makeSequence('a'+i+j, k)

					t.Run(fmt.Sprintf("%d-%d-%d-%d", size, i, j, k), func(t *testing.T) {
						testWindow(t, size, a, b, c)
					})
				}
			}