82 lines
2.3 KiB
Go
82 lines
2.3 KiB
Go
// Copyright (C) 2015 The Syncthing Authors.
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this file,
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// You can obtain one at https://mozilla.org/MPL/2.0/.
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package signature_test
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import (
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"bytes"
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"testing"
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"github.com/syncthing/syncthing/lib/signature"
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)
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var (
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// A private key for signing
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privKey = []byte(`-----BEGIN EC PRIVATE KEY-----
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MIHbAgEBBEFGXB1IgefFF6kSyE17xIAU7fDIn07sPnGf1kLOCVrEZyUbnAmNFk8u
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lUt/knnvo+Gw1i9ucFjmtYtzDevrhSlG5aAHBgUrgQQAI6GBiQOBhgAEASlcbcgJ
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4PN+TSnAYiMlA0I/PRtFrDCgrt27K7hR+U7Afjc4KqW+QYwoRLvxueNh7gUK+zc0
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Aqrk3z+O1epiQTq8ACikHUXsx/bSzEFlPdMygUAAj3hChlgCL6/vOocuRUbtAqc6
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Zr0L9px+J4L0K+uqhyhKya7y6QLJrYPovFq3A7AK
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-----END EC PRIVATE KEY-----`)
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// The matching public key
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pubKey = []byte(`-----BEGIN EC PUBLIC KEY-----
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MIGbMBAGByqGSM49AgEGBSuBBAAjA4GGAAQBKVxtyAng835NKcBiIyUDQj89G0Ws
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MKCu3bsruFH5TsB+Nzgqpb5BjChEu/G542HuBQr7NzQCquTfP47V6mJBOrwAKKQd
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RezH9tLMQWU90zKBQACPeEKGWAIvr+86hy5FRu0CpzpmvQv2nH4ngvQr66qHKErJ
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rvLpAsmtg+i8WrcDsAo=
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-----END EC PUBLIC KEY-----`)
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// A signature of "this is a string to sign" created with the private key
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// above
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exampleSig = []byte(`-----BEGIN SIGNATURE-----
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MIGGAkFdHjdarlFOrtcnCqcb0BX7Mjjq/Sbgp4mopCxBwXmfamtCeRGhZJ5MikyD
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VXScaJ2Dq2Ov7L4/gTcYj9fZwcrWgQJBc7+tcw5fpO0/y8DNq0t3g9bqt2MkmoNm
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eSAM8Fze4usVXHEi+QeMuYM2IKeVPyAR3iyl5gflVul9NRXS3OPAH3A=
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-----END SIGNATURE-----`)
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)
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func TestGenerateKeys(t *testing.T) {
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priv, pub, err := signature.GenerateKeys()
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if err != nil {
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t.Fatal(err)
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}
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if !bytes.Contains(priv, []byte("PRIVATE KEY")) {
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t.Fatal("should be a private key")
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}
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if !bytes.Contains(pub, []byte("PUBLIC KEY")) {
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t.Fatal("should be a private key")
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}
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}
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func TestSign(t *testing.T) {
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data := bytes.NewReader([]byte("this is a string to sign"))
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s, err := signature.Sign(privKey, data)
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if err != nil {
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t.Fatal(err)
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}
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if !bytes.Contains(s, []byte("SIGNATURE")) {
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t.Error("should be a signature")
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}
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}
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func TestVerify(t *testing.T) {
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data := bytes.NewReader([]byte("this is a string to sign"))
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err := signature.Verify(pubKey, exampleSig, data)
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if err != nil {
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t.Fatal(err)
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}
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data = bytes.NewReader([]byte("thus is a string to sign"))
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err = signature.Verify(pubKey, exampleSig, data)
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if err == nil {
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t.Fatal("signature should not match")
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}
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}
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