neo-go/pkg/util/uint160_test.go
Roman Khimov c1b1b6fca4 uint160: move ReverseString() from _pkg.dev
With associated test and drop duplicating Uint160 implementation from
_pkg.dev. It doesn't seem to be used in pkg code at the moment, but still it
can be useful. Refs #307.
2019-08-26 13:32:19 +03:00

88 lines
1.9 KiB
Go

package util
import (
"encoding/hex"
"testing"
"github.com/stretchr/testify/assert"
)
func TestUint160UnmarshalJSON(t *testing.T) {
str := "2d3b96ae1bcc5a585e075e3b81920210dec16302"
expected, err := Uint160DecodeString(str)
if err != nil {
t.Fatal(err)
}
// UnmarshalJSON should decode hex-strings
var u1, u2 Uint160
if err = u1.UnmarshalJSON([]byte(`"` + str + `"`)); err != nil {
t.Fatal(err)
}
assert.True(t, expected.Equals(u1))
s, err := expected.MarshalJSON()
if err != nil {
t.Fatal(err)
}
// UnmarshalJSON should decode hex-strings prefixed by 0x
if err = u2.UnmarshalJSON(s); err != nil {
t.Fatal(err)
}
assert.True(t, expected.Equals(u1))
}
func TestUInt160DecodeString(t *testing.T) {
hexStr := "2d3b96ae1bcc5a585e075e3b81920210dec16302"
val, err := Uint160DecodeString(hexStr)
if err != nil {
t.Fatal(err)
}
assert.Equal(t, hexStr, val.String())
}
func TestUint160DecodeBytes(t *testing.T) {
hexStr := "2d3b96ae1bcc5a585e075e3b81920210dec16302"
b, err := hex.DecodeString(hexStr)
if err != nil {
t.Fatal(err)
}
val, err := Uint160DecodeBytes(b)
if err != nil {
t.Fatal(err)
}
assert.Equal(t, hexStr, val.String())
}
func TestUInt160Equals(t *testing.T) {
a := "2d3b96ae1bcc5a585e075e3b81920210dec16302"
b := "4d3b96ae1bcc5a585e075e3b81920210dec16302"
ua, err := Uint160DecodeString(a)
if err != nil {
t.Fatal(err)
}
ub, err := Uint160DecodeString(b)
if err != nil {
t.Fatal(err)
}
if ua.Equals(ub) {
t.Fatalf("%s and %s cannot be equal", ua, ub)
}
if !ua.Equals(ua) {
t.Fatalf("%s and %s must be equal", ua, ua)
}
}
func TestUInt160String(t *testing.T) {
hexStr := "b28427088a3729b2536d10122960394e8be6721f"
hexRevStr := "1f72e68b4e39602912106d53b229378a082784b2"
val, err := Uint160DecodeString(hexStr)
assert.Nil(t, err)
assert.Equal(t, hexStr, val.String())
assert.Equal(t, hexRevStr, val.ReverseString())
}