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https://github.com/nspcc-dev/neo-go.git
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bd37359393
Add VerifySignature interop for signature verification. It is converted to VERIFY opcode.
55 lines
1 KiB
Go
55 lines
1 KiB
Go
package compiler_test
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import (
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"fmt"
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"testing"
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"github.com/CityOfZion/neo-go/pkg/crypto/keys"
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"github.com/stretchr/testify/require"
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)
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func TestVerifyGood(t *testing.T) {
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msg := []byte("test message")
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pub, sig := signMessage(t, msg)
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src := getVerifyProg(pub, sig, msg)
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eval(t, src, true)
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}
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func TestVerifyBad(t *testing.T) {
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msg := []byte("test message")
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pub, sig := signMessage(t, msg)
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sig[0] = ^sig[0]
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src := getVerifyProg(pub, sig, msg)
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eval(t, src, false)
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}
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func signMessage(t *testing.T, msg []byte) ([]byte, []byte) {
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key, err := keys.NewPrivateKey()
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require.NoError(t, err)
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sig := key.Sign(msg)
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pub := key.PublicKey().Bytes()
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return pub, sig
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}
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func getVerifyProg(pub, sig, msg []byte) string {
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pubS := fmt.Sprintf("%#v", pub)
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sigS := fmt.Sprintf("%#v", sig)
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msgS := fmt.Sprintf("%#v", msg)
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return `
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package hello
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import "github.com/CityOfZion/neo-go/pkg/interop/crypto"
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func Main() bool {
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pub := ` + pubS + `
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sig := ` + sigS + `
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msg := ` + msgS + `
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return crypto.VerifySignature(msg, sig, pub)
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}
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`
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}
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