package refs_test import ( "math" "strconv" "testing" "github.com/nspcc-dev/neofs-api-go/v2/refs" "github.com/stretchr/testify/require" ) func TestZeroSubnet(t *testing.T) { id := new(refs.SubnetID) require.True(t, refs.IsZeroSubnet(id)) id.SetValue(1) require.False(t, refs.IsZeroSubnet(id)) refs.MakeZeroSubnet(id) require.True(t, refs.IsZeroSubnet(id)) } func TestSubnetID_MarshalText(t *testing.T) { var id refs.SubnetID const val = 15 id.SetValue(val) txt, err := id.MarshalText() require.NoError(t, err) res, err := strconv.ParseUint(string(txt), 10, 32) require.NoError(t, err) require.EqualValues(t, val, res) t.Run("nil", func(t *testing.T) { var id *refs.SubnetID txt, err := id.MarshalText() require.NoError(t, err) res, err := strconv.ParseUint(string(txt), 10, 32) require.NoError(t, err) require.Zero(t, res) }) } func TestSubnetID_UnmarshalText(t *testing.T) { const val = 15 str := strconv.FormatUint(val, 10) var id refs.SubnetID err := id.UnmarshalText([]byte(str)) require.NoError(t, err) require.EqualValues(t, val, id.GetValue()) t.Run("uint32 overflow", func(t *testing.T) { txt := strconv.FormatUint(math.MaxUint32+1, 10) var id refs.SubnetID err := id.UnmarshalText([]byte(txt)) require.ErrorIs(t, err, strconv.ErrRange) }) }