hasher_test.go

package ssz

import (
	"testing"
)

func TestNextPowerOfTwo(t *testing.T) {
	cases := []struct {
		Num, Res uint64
	}{
		{0, 0},
		{1, 1},
		{2, 2},
		{3, 4},
		{4, 4},
		{5, 8},
		{6, 8},
		{7, 8},
		{8, 8},
		{9, 16},
		{10, 16},
		{11, 16},
		{13, 16},
	}
	for _, c := range cases {
		if next := nextPowerOfTwo(c.Num); uint64(next) != c.Res {
			t.Fatalf("num %d, expected %d but found %d", c.Num, c.Res, next)
		}
	}
}