keycard-go/globalplatform/crypto/crypto_test.go

74 lines
2.3 KiB
Go

package crypto
import (
"testing"
"github.com/status-im/keycard-go/hexutils"
"github.com/stretchr/testify/assert"
)
func TestDeriveKey(t *testing.T) {
cardKey := hexutils.HexToBytes("404142434445464748494a4b4c4d4e4f")
seq := hexutils.HexToBytes("0065")
encKey, err := DeriveKey(cardKey, seq, DerivationPurposeEnc)
assert.NoError(t, err)
expectedEncKey := "85E72AAF47874218A202BF5EF891DD21"
assert.Equal(t, expectedEncKey, hexutils.BytesToHex(encKey))
}
func TestResizeKey24(t *testing.T) {
key := hexutils.HexToBytes("404142434445464748494a4b4c4d4e4f")
resized := resizeKey24(key)
expected := "404142434445464748494A4B4C4D4E4F4041424344454647"
assert.Equal(t, expected, hexutils.BytesToHex(resized))
}
func TestAppendDESPadding(t *testing.T) {
data := hexutils.HexToBytes("AABB")
result := AppendDESPadding(data)
expected := "AABB800000000000"
assert.Equal(t, expected, hexutils.BytesToHex(result))
data = hexutils.HexToBytes("01020304050607")
result = AppendDESPadding(data)
expected = "0102030405060780"
assert.Equal(t, expected, hexutils.BytesToHex(result))
data = hexutils.HexToBytes("0102030405060708")
result = AppendDESPadding(data)
expected = "01020304050607088000000000000000"
assert.Equal(t, expected, hexutils.BytesToHex(result))
}
func TestVerifyCryptogram(t *testing.T) {
encKey := hexutils.HexToBytes("16B5867FF50BE7239C2BF1245B83A362")
hostChallenge := hexutils.HexToBytes("32da078d7aac1cff")
cardChallenge := hexutils.HexToBytes("007284f64a7d6465")
cardCryptogram := hexutils.HexToBytes("05c4bb8a86014e22")
result, err := VerifyCryptogram(encKey, hostChallenge, cardChallenge, cardCryptogram)
assert.NoError(t, err)
assert.True(t, result)
}
func TestMac3des(t *testing.T) {
key := hexutils.HexToBytes("16B5867FF50BE7239C2BF1245B83A362")
data := hexutils.HexToBytes("32DA078D7AAC1CFF007284F64A7D64658000000000000000")
result, err := Mac3DES(key, data, NullBytes8)
assert.NoError(t, err)
expected := "05C4BB8A86014E22"
assert.Equal(t, expected, hexutils.BytesToHex(result))
}
func TestMacFull3DES(t *testing.T) {
key := hexutils.HexToBytes("5b02e75ad63190aece0622936f11abab")
data := hexutils.HexToBytes("8482010010810b098a8fbb88da")
result, err := MacFull3DES(key, data, NullBytes8)
assert.NoError(t, err)
expected := "5271D7174A5A166A"
assert.Equal(t, expected, hexutils.BytesToHex(result))
}