vendor/golang.org/x/crypto/openpgp/packet/signature_test.go

   1 // Copyright 2011 The Go Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style
   3 // license that can be found in the LICENSE file.
   4
   5 package packet
   6
   7 import (
   8         "bytes"
   9         "crypto"
  10         "encoding/hex"
  11         "testing"
  12 )
  13
  14 func TestSignatureRead(t *testing.T) {
  15         packet, err := Read(readerFromHex(signatureDataHex))
  16         if err != nil {
  17                 t.Error(err)
  18                 return
  19         }
  20         sig, ok := packet.(*Signature)
  21         if !ok || sig.SigType != SigTypeBinary || sig.PubKeyAlgo != PubKeyAlgoRSA || sig.Hash != crypto.SHA1 {
  22                 t.Errorf("failed to parse, got: %#v", packet)
  23         }
  24 }
  25
  26 func TestSignatureReserialize(t *testing.T) {
  27         packet, _ := Read(readerFromHex(signatureDataHex))
  28         sig := packet.(*Signature)
  29         out := new(bytes.Buffer)
  30         err := sig.Serialize(out)
  31         if err != nil {
  32                 t.Errorf("error reserializing: %s", err)
  33                 return
  34         }
  35
  36         expected, _ := hex.DecodeString(signatureDataHex)
  37         if !bytes.Equal(expected, out.Bytes()) {
  38                 t.Errorf("output doesn't match input (got vs expected):\n%s\n%s", hex.Dump(out.Bytes()), hex.Dump(expected))
  39         }
  40 }
  41
  42 func TestSignUserId(t *testing.T) {
  43         sig := &Signature{
  44                 SigType:    SigTypeGenericCert,
  45                 PubKeyAlgo: PubKeyAlgoRSA,
  46                 Hash:       0, // invalid hash function
  47         }
  48
  49         packet, err := Read(readerFromHex(rsaPkDataHex))
  50         if err != nil {
  51                 t.Fatalf("failed to deserialize public key: %v", err)
  52         }
  53         pubKey := packet.(*PublicKey)
  54
  55         packet, err = Read(readerFromHex(privKeyRSAHex))
  56         if err != nil {
  57                 t.Fatalf("failed to deserialize private key: %v", err)
  58         }
  59         privKey := packet.(*PrivateKey)
  60
  61         err = sig.SignUserId("", pubKey, privKey, nil)
  62         if err == nil {
  63                 t.Errorf("did not receive an error when expected")
  64         }
  65
  66         sig.Hash = crypto.SHA256
  67         err = privKey.Decrypt([]byte("testing"))
  68         if err != nil {
  69                 t.Fatalf("failed to decrypt private key: %v", err)
  70         }
  71
  72         err = sig.SignUserId("", pubKey, privKey, nil)
  73         if err != nil {
  74                 t.Errorf("failed to sign user id: %v", err)
  75         }
  76 }
  77
  78 const signatureDataHex = "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"