1package common
 2
 3import (
 4	"math/big"
 5	"testing"
 6
 7	"github.com/stretchr/testify/assert"
 8)
 9
10func TestIdx(t *testing.T) {
11	i := Idx(100)
12	assert.Equal(t, big.NewInt(100), i.BigInt())
13
14	i = Idx(uint32(4294967295))
15	assert.Equal(t, "4294967295", i.BigInt().String())
16
17	b := big.NewInt(4294967296)
18	i, err := IdxFromBigInt(b)
19	assert.NotNil(t, err)
20	assert.Equal(t, ErrNumOverflow, err)
21	assert.Equal(t, Idx(0), i)
22
23}