1 | 'use strict';
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2 |
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3 |
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4 |
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5 | var chai = require('chai');
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6 | var should = chai.should();
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7 | var expect = chai.expect;
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8 |
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9 | var bitcore = require('..');
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10 | var Address = bitcore.Address;
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11 | var Signature = bitcore.crypto.Signature;
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12 | var Message = require('../lib/message');
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13 |
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14 | describe('Message', function() {
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15 |
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16 | var address = 'n1ZCYg9YXtB5XCZazLxSmPDa8iwJRZHhGx';
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17 | var badAddress = 'mmRcrB5fTwgxaFJmVLNtaG8SV454y1E3kC';
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18 | var privateKey = bitcore.PrivateKey.fromWIF('cPBn5A4ikZvBTQ8D7NnvHZYCAxzDZ5Z2TSGW2LkyPiLxqYaJPBW4');
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19 | var text = 'hello, world';
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20 | var signatureString = 'H/DIn8uA1scAuKLlCx+/9LnAcJtwQQ0PmcPrJUq90aboLv3fH5fFvY+vmbfOSFEtGarznYli6ShPr9RXwY9UrIY=';
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21 |
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22 | var badSignatureString = 'H69qZ4mbZCcvXk7CWjptD5ypnYVLvQ3eMXLM8+1gX21SLH/GaFnAjQrDn37+TDw79i9zHhbiMMwhtvTwnPigZ6k=';
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23 |
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24 | var signature = Signature.fromCompact(Buffer.from(signatureString, 'base64'));
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25 | var badSignature = Signature.fromCompact(Buffer.from(badSignatureString, 'base64'));
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26 |
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27 | var publicKey = privateKey.toPublicKey();
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28 |
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29 | it('will error with incorrect message type', function() {
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30 | expect(function() {
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31 | return new Message(new Date());
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32 | }).to.throw('First argument should be a string');
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33 | });
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34 |
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35 | it('will instantiate without "new"', function() {
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36 | var message = Message(text);
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37 | should.exist(message);
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38 | });
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39 |
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40 | var signature2;
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41 | var signature3;
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42 |
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43 | it('can sign a message', function() {
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44 | var message2 = new Message(text);
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45 | signature2 = message2._sign(privateKey);
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46 | signature3 = Message(text).sign(privateKey);
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47 | should.exist(signature2);
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48 | should.exist(signature3);
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49 | });
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50 |
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51 | it('sign will error with incorrect private key argument', function() {
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52 | expect(function() {
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53 | var message3 = new Message(text);
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54 | return message3.sign('not a private key');
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55 | }).to.throw('First argument should be an instance of PrivateKey');
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56 | });
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57 |
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58 | it('can verify a message with signature', function() {
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59 | var message4 = new Message(text);
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60 | var verified = message4._verify(publicKey, signature2);
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61 | verified.should.equal(true);
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62 | });
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63 |
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64 | it('can verify a message with existing signature', function() {
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65 | var message5 = new Message(text);
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66 | var verified = message5._verify(publicKey, signature);
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67 | verified.should.equal(true);
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68 | });
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69 |
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70 | it('verify will error with incorrect public key argument', function() {
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71 | expect(function() {
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72 | var message6 = new Message(text);
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73 | return message6._verify('not a public key', signature);
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74 | }).to.throw('First argument should be an instance of PublicKey');
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75 | });
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76 |
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77 | it('verify will error with incorrect signature argument', function() {
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78 | expect(function() {
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79 | var message7 = new Message(text);
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80 | return message7._verify(publicKey, 'not a signature');
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81 | }).to.throw('Second argument should be an instance of Signature');
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82 | });
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83 |
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84 | it('verify will correctly identify a bad signature', function() {
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85 | var message8 = new Message(text);
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86 | var verified = message8._verify(publicKey, badSignature);
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87 | should.exist(message8.error);
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88 | verified.should.equal(false);
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89 | });
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90 |
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91 | it('can verify a message with address and generated signature string', function() {
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92 | var message9 = new Message(text);
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93 | var verified = message9.verify(address, signature3);
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94 | should.not.exist(message9.error);
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95 | verified.should.equal(true);
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96 | });
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97 |
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98 | it('will not verify with address mismatch', function() {
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99 | var message10 = new Message(text);
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100 | var verified = message10.verify(badAddress, signatureString);
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101 | should.exist(message10.error);
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102 | verified.should.equal(false);
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103 | });
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104 |
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105 | it('will verify with an uncompressed pubkey', function() {
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106 | var privateKey = new bitcore.PrivateKey('5KYZdUEo39z3FPrtuX2QbbwGnNP5zTd7yyr2SC1j299sBCnWjss');
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107 | var message = new Message('This is an example of a signed message.');
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108 | var signature = message.sign(privateKey);
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109 | var verified = message.verify(privateKey.toAddress(), signature);
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110 | verified.should.equal(true);
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111 | });
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112 |
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113 | it('can chain methods', function() {
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114 | var verified = Message(text).verify(address, signatureString);
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115 | verified.should.equal(true);
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116 | });
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117 |
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118 | describe('#json', function() {
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119 |
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120 | it('roundtrip to-from-to', function() {
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121 | var json = new Message(text).toJSON();
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122 | var message = Message.fromJSON(json);
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123 | message.toString().should.equal(text);
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124 | });
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125 |
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126 | it('checks that the string parameter is valid JSON', function() {
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127 | expect(function() {
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128 | return Message.fromJSON('¹');
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129 | }).to.throw();
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130 | });
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131 |
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132 | });
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133 |
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134 | describe('#toString', function() {
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135 |
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136 | it('message string', function() {
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137 | var message = new Message(text);
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138 | message.toString().should.equal(text);
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139 | });
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140 |
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141 | it('roundtrip to-from-to', function() {
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142 | var str = new Message(text).toString();
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143 | var message = Message.fromString(str);
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144 | message.toString().should.equal(text);
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145 | });
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146 |
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147 | });
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148 |
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149 | describe('#inspect', function() {
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150 |
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151 | it('should output formatted output correctly', function() {
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152 | var message = new Message(text);
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153 | var output = '<Message: '+text+'>';
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154 | message.inspect().should.equal(output);
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155 | });
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156 |
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157 | });
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158 |
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159 |
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160 | it('accepts Address for verification', function() {
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161 | var verified = Message(text)
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162 | .verify(new Address(address), signatureString);
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163 | verified.should.equal(true);
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164 | });
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165 |
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166 | });
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