mirror of
https://source.quilibrium.com/quilibrium/ceremonyclient.git
synced 2024-12-27 09:05:18 +00:00
143 lines
2.3 KiB
Go
143 lines
2.3 KiB
Go
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package crypto
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import (
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"crypto/ecdsa"
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"crypto/rand"
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"testing"
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)
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func TestECDSABasicSignAndVerify(t *testing.T) {
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priv, pub, err := GenerateECDSAKeyPair(rand.Reader)
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if err != nil {
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t.Fatal(err)
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}
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data := []byte("hello! and welcome to some awesome crypto primitives")
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sig, err := priv.Sign(data)
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if err != nil {
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t.Fatal(err)
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}
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ok, err := pub.Verify(data, sig)
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if err != nil {
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t.Fatal(err)
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}
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if !ok {
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t.Fatal("signature didnt match")
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}
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// change data
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data[0] = ^data[0]
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ok, err = pub.Verify(data, sig)
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if err != nil {
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t.Fatal(err)
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}
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if ok {
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t.Fatal("signature matched and shouldn't")
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}
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}
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func TestECDSASignZero(t *testing.T) {
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priv, pub, err := GenerateECDSAKeyPair(rand.Reader)
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if err != nil {
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t.Fatal(err)
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}
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data := make([]byte, 0)
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sig, err := priv.Sign(data)
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if err != nil {
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t.Fatal(err)
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}
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ok, err := pub.Verify(data, sig)
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if err != nil {
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t.Fatal(err)
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}
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if !ok {
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t.Fatal("signature didn't match")
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}
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}
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func TestECDSAMarshalLoop(t *testing.T) {
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priv, pub, err := GenerateECDSAKeyPair(rand.Reader)
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if err != nil {
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t.Fatal(err)
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}
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privB, err := MarshalPrivateKey(priv)
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if err != nil {
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t.Fatal(err)
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}
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privNew, err := UnmarshalPrivateKey(privB)
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if err != nil {
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t.Fatal(err)
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}
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if !priv.Equals(privNew) || !privNew.Equals(priv) {
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t.Fatal("keys are not equal")
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}
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pubB, err := MarshalPublicKey(pub)
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if err != nil {
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t.Fatal(err)
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}
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pubNew, err := UnmarshalPublicKey(pubB)
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if err != nil {
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t.Fatal(err)
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}
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if !pub.Equals(pubNew) || !pubNew.Equals(pub) {
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t.Fatal("keys are not equal")
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}
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}
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func TestECDSAPublicKeyFromPubKey(t *testing.T) {
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ecdsaPrivK, err := ecdsa.GenerateKey(ECDSACurve, rand.Reader)
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if err != nil {
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t.Fatal(err)
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}
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privK, _, err := ECDSAKeyPairFromKey(ecdsaPrivK)
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if err != nil {
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t.Fatal(err)
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}
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data := []byte("Hello world!")
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signature, err := privK.Sign(data)
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if err != nil {
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t.Fatal(err)
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}
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pubKey, err := ECDSAPublicKeyFromPubKey(ecdsaPrivK.PublicKey)
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if err != nil {
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t.Fatal(err)
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}
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ok, err := pubKey.Verify(data, signature)
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if err != nil {
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t.Fatal(err)
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}
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if !ok {
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t.Fatal("signature didn't match")
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}
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pubB, err := MarshalPublicKey(pubKey)
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if err != nil {
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t.Fatal(err)
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}
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pubNew, err := UnmarshalPublicKey(pubB)
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if err != nil {
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t.Fatal(err)
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}
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if !pubKey.Equals(pubNew) || !pubNew.Equals(pubKey) {
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t.Fatal("keys are not equal")
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}
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}
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