b.Run("optimized-"+c.name, func(b *testing.B) {
			for k := 0; k < b.N; k++ {
				s := c.s()
				v := c.v()
				_ = Replace(s, c.i, c.j, v...)
			}
		})
	}

}

func TestInsertGrowthRate(t *testing.T) {
	b := make([]byte, 1)
	maxCap := cap(b)
	nGrow := 0
	const N = 1e6
	for i := 0; i < N; i++ {
		b = Insert(b, len(b)-1, 0)
		if cap(b) > maxCap {
			maxCap = cap(b)