privkey_test.go raw

   1  // Copyright (c) 2013-2016 The btcsuite developers
   2  // Use of this source code is governed by an ISC
   3  // license that can be found in the LICENSE file.
   4  
   5  package ecc
   6  
   7  import (
   8  	"bytes"
   9  	"testing"
  10  )
  11  
  12  func TestPrivKeys(t *testing.T) {
  13  	tests := []struct {
  14  		name string
  15  		key  []byte
  16  	}{
  17  		{
  18  			name: "check curve",
  19  			key: []byte{
  20  				0xea, 0xf0, 0x2c, 0xa3, 0x48, 0xc5, 0x24, 0xe6,
  21  				0x39, 0x26, 0x55, 0xba, 0x4d, 0x29, 0x60, 0x3c,
  22  				0xd1, 0xa7, 0x34, 0x7d, 0x9d, 0x65, 0xcf, 0xe9,
  23  				0x3c, 0xe1, 0xeb, 0xff, 0xdc, 0xa2, 0x26, 0x94,
  24  			},
  25  		},
  26  	}
  27  
  28  	for _, test := range tests {
  29  		priv, pub := PrivKeyFromBytes(S256(), test.key)
  30  
  31  		_, err := ParsePubKey(pub.SerializeUncompressed(), S256())
  32  		if err != nil {
  33  			t.Errorf("%s privkey: %v", test.name, err)
  34  			continue
  35  		}
  36  
  37  		hash := []byte{0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9}
  38  		sig, err := priv.Sign(hash)
  39  		if err != nil {
  40  			t.Errorf("%s could not sign: %v", test.name, err)
  41  			continue
  42  		}
  43  
  44  		if !sig.Verify(hash, pub) {
  45  			t.Errorf("%s could not verify: %v", test.name, err)
  46  			continue
  47  		}
  48  
  49  		serializedKey := priv.Serialize()
  50  		if !bytes.Equal(serializedKey, test.key) {
  51  			t.Errorf("%s unexpected serialized bytes - got: %x, "+
  52  				"want: %x", test.name, serializedKey, test.key)
  53  		}
  54  	}
  55  }
  56