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Add tests for changes to Transaction interface

This commit is contained in:
Esteban Ordano 2014-12-18 15:35:48 -03:00
parent e5631b1a69
commit 9a73338c91
9 changed files with 339 additions and 79 deletions
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10
lib/errors/spec.js
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@ -39,6 +39,16 @@ module.exports = [{
message: format('Internal Error on Transaction {0}'),
errors: [
{
name: 'Input',
message: format('Internal Error on Input {0}'),
errors: [{
name: 'MissingScript',
message: format('Need a script to create an input')
}]
}, {
name: 'NeedMoreInfo',
message: format('{0}')
}, {
name: 'FeeError',
message: format('Fees are not correctly set {0}'),
}, {

18
lib/transaction/input/input.js
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@ -8,6 +8,7 @@ var BufferUtil = require('../../util/buffer');
var JSUtil = require('../../util/js');
var Script = require('../../script');
var Sighash = require('../sighash');
var Output = require('../output');
function Input(params) {
if (!(this instanceof Input)) {
@ -33,12 +34,15 @@ Input.prototype._fromObject = function(params) {
if (_.isString(params.prevTxId) && JSUtil.isHexa(params.prevTxId)) {
params.prevTxId = new buffer.Buffer(params.prevTxId, 'hex');
}
this.output = params.output;
this.output = params.output ?
(params.output instanceof Output ? params.output : new Output(params.output)) : undefined;
this.prevTxId = params.prevTxId;
this.outputIndex = params.outputIndex;
this.sequenceNumber = params.sequenceNumber;
if (params.script || params.scriptBuffer) {
this.setScript(params.script || params.scriptBuffer);
if (!_.isUndefined(params.script) || !_.isUndefined(params.scriptBuffer)) {
this.setScript(_.isUndefined(params.script) ? params.scriptBuffer : params.script);
} else {
throw new errors.Transaction.Input.MissingScript();
}
return this;
};
@ -48,7 +52,8 @@ Input.prototype.toObject = function toObject() {
prevTxId: this.prevTxId.toString('hex'),
outputIndex: this.outputIndex,
sequenceNumber: this.sequenceNumber,
script: this._script.toString()
script: this.script.toString(),
output: this.output ? this.output.toObject() : undefined
};
};
@ -61,6 +66,7 @@ Input.fromJSON = function(json) {
json = JSON.parse(json);
}
return new Input({
output: json.output ? new Output(json.output) : undefined,
prevTxId: json.prevTxId || json.txidbuf,
outputIndex: _.isUndefined(json.outputIndex) ? json.txoutnum : json.outputIndex,
sequenceNumber: json.sequenceNumber || json.seqnum,
@ -99,11 +105,13 @@ Input.prototype.setScript = function(script) {
if (script instanceof Script) {
this._script = script;
this._scriptBuffer = script.toBuffer();
} else if (_.isString(script)) {
this._script = new Script(script);
this._scriptBuffer = this._script.toBuffer();
} else if (BufferUtil.isBuffer(script)) {
this._script = null;
this._scriptBuffer = new buffer.Buffer(script);
} else {
console.log(script);
throw new TypeError('Invalid Argument');
}
return this;

6
lib/transaction/output.js
View File

@ -54,7 +54,7 @@ Output.prototype._fromObject = function(param) {
Output.prototype.toObject = function toObject() {
return {
satoshis: this.satoshis,
script: this._script.toString()
script: this.script.toString()
};
};
@ -76,10 +76,14 @@ Output.prototype.setScript = function(script) {
if (script instanceof Script) {
this._scriptBuffer = script.toBuffer();
this._script = script;
} else if (_.isString(script)) {
this._script = new Script(script);
this._scriptBuffer = this._script.toBuffer();
} else if (bufferUtil.isBuffer(script)) {
this._scriptBuffer = script;
this._script = null;
} else {
console.log(script);
throw new TypeError('Unrecognized Argument');
}
return this;

22
lib/transaction/transaction.js
View File

@ -53,6 +53,8 @@ function Transaction(serialized) {
this.fromBuffer(serialized);
} else if (_.isObject(serialized)) {
this.fromObject(serialized);
} else {
throw new errors.InvalidArgument('Must provide an object or string to deserialize a transaction');
}
} else {
this._newTransaction();
@ -126,8 +128,10 @@ Transaction.prototype.checkedSerialize = Transaction.prototype.toString = functi
return this.uncheckedSerialize();
};
Transaction.FEE_SECURITY_MARGIN = 15;
Transaction.prototype._validateFees = function() {
if (this.getFee() > Transaction.FEE_SECURITY_MARGIN * this._estimateFee()) {
if (this._getUnspentValue() > Transaction.FEE_SECURITY_MARGIN * this._estimateFee()) {
return 'Fee is more than ' + Transaction.FEE_SECURITY_MARGIN + ' times the suggested amount';
}
};
@ -220,6 +224,18 @@ Transaction.prototype.toObject = function toObject() {
};
};
Transaction.prototype.fromObject = function(transaction) {
var self = this;
_.each(transaction.inputs, function(input) {
self.addInput(new Input(input));
});
_.each(transaction.outputs, function(output) {
self.addOutput(new Output(output));
});
this.nLockTime = transaction.nLockTime;
this.version = transaction.version;
};
Transaction.prototype.toJSON = function toJSON() {
return JSON.stringify(this.toObject());
};
@ -388,7 +404,7 @@ Transaction.prototype._fromMultisigNewUtxo = function(utxo, pubkeys, threshold)
Transaction.prototype.addInput = function(input, outputScript, satoshis) {
$.checkArgumentType(input, Input, 'input');
if (!input.output || !(input.output instanceof Output) && !outputScript && !satoshis) {
throw new Transaction.NeedMoreInfo('Need information about the UTXO script and satoshis');
throw new errors.Transaction.NeedMoreInfo('Need information about the UTXO script and satoshis');
}
if (!input.output && outputScript && satoshis) {
outputScript = outputScript instanceof Script ? outputScript : new Script(outputScript);
@ -545,7 +561,7 @@ Transaction._estimateFee = function(size, amountAvailable) {
// Safe upper bound for change address script
size += Transaction.CHANGE_OUTPUT_MAX_SIZE;
}
return Math.ceil(size / 1000 / Transaction.FEE_PER_KB) * 1000;
return Math.ceil(size / 1000) * Transaction.FEE_PER_KB;
};
Transaction.MAXIMUM_EXTRA_SIZE = 4 + 9 + 9 + 4;

2
test/data/tx_creation.json
View File

@ -80,6 +80,6 @@
"change", ["3BazTqvkvEBcWk7J4sbgRnxUw6rjYrogf9"],
"sign", ["L2U9m5My3cdyN5qX1PH4B7XstGDZFWwyukdX8gj8vsJ3fkrqArQo"],
"sign", ["L4jFVcDaqZCkknP5KQWjCBgiLFxKxRxywNGTucm3jC3ozByZcbZv"],
"serialize", "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"
"serialize", "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"
]
]

46
test/transaction/input/input.js Normal file
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@ -0,0 +1,46 @@
'use strict';
var should = require('chai').should();
var expect = require('chai').expect;
var _ = require('lodash');
var bitcore = require('../../..');
var errors = bitcore.errors;
var PrivateKey = bitcore.PrivateKey;
var Address = bitcore.Address;
var Script = bitcore.Script;
var Networks = bitcore.Networks;
var Input = bitcore.Transaction.Input;
describe('Transaction.Input', function() {
var privateKey = new PrivateKey('KwF9LjRraetZuEjR8VqEq539z137LW5anYDUnVK11vM3mNMHTWb4');
var publicKey = privateKey.publicKey;
var address = new Address(publicKey, Networks.livenet);
var output = {
address: '33zbk2aSZYdNbRsMPPt6jgy6Kq1kQreqeb',
prevTxId: '66e64ef8a3b384164b78453fa8c8194de9a473ba14f89485a0e433699daec140',
outputIndex: 0,
script: new Script(address),
satoshis: 1000000
};
var coinbase = {
prevTxId: '0000000000000000000000000000000000000000000000000000000000000000',
outputIndex: 0xFFFFFFFF,
script: new Script(),
satoshis: 1000000
};
it('has abstract methods: "getSignatures", "isFullySigned", "addSignature", "clearSignatures"', function() {
var input = new Input(output);
_.each(['getSignatures', 'isFullySigned', 'addSignature', 'clearSignatures'], function(method) {
expect(function() {
return input[method]();
}).to.throw(errors.AbstractMethodInvoked);
});
});
it('detects coinbase transactions', function() {
new Input(output).isNull().should.equal(false);
new Input(coinbase).isNull().should.equal(true);
});
});

96
test/transaction/input/multisigscripthash.js Normal file
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@ -0,0 +1,96 @@
'use strict';
/* jshint unused: false */
var should = require('chai').should();
var expect = require('chai').expect;
var _ = require('lodash');
var bitcore = require('../../..');
var Transaction = bitcore.Transaction;
var PrivateKey = bitcore.PrivateKey;
var Address = bitcore.Address;
var Script = bitcore.Script;
var Signature = bitcore.crypto.Signature;
describe('MultiSigScriptHashInput', function() {
var privateKey1 = new PrivateKey('KwF9LjRraetZuEjR8VqEq539z137LW5anYDUnVK11vM3mNMHTWb4');
var privateKey2 = new PrivateKey('L4PqnaPTCkYhAqH3YQmefjxQP6zRcF4EJbdGqR8v6adtG9XSsadY');
var privateKey3 = new PrivateKey('L4CTX79zFeksZTyyoFuPQAySfmP7fL3R41gWKTuepuN7hxuNuJwV');
var public1 = privateKey1.publicKey;
var public2 = privateKey2.publicKey;
var public3 = privateKey3.publicKey;
var address = new Address('33zbk2aSZYdNbRsMPPt6jgy6Kq1kQreqeb');
var output = {
address: '33zbk2aSZYdNbRsMPPt6jgy6Kq1kQreqeb',
txId: '66e64ef8a3b384164b78453fa8c8194de9a473ba14f89485a0e433699daec140',
outputIndex: 0,
script: new Script(address),
satoshis: 1000000
};
it('can count missing signatures', function() {
var transaction = new Transaction()
.from(output, [public1, public2, public3], 2)
.to(address, 1000000);
var input = transaction.inputs[0];
input.countSignatures().should.equal(0);
transaction.sign(privateKey1);
input.countSignatures().should.equal(1);
input.countMissingSignatures().should.equal(1);
input.isFullySigned().should.equal(false);
transaction.sign(privateKey2);
input.countSignatures().should.equal(2);
input.countMissingSignatures().should.equal(0);
input.isFullySigned().should.equal(true);
});
it('returns a list of public keys with missing signatures', function() {
var transaction = new Transaction()
.from(output, [public1, public2, public3], 2)
.to(address, 1000000);
var input = transaction.inputs[0];
_.all(input.publicKeysWithoutSignature(), function(publicKeyMissing) {
var serialized = publicKeyMissing.toString();
return serialized === public1.toString() ||
serialized === public2.toString() ||
serialized === public3.toString();
}).should.equal(true);
transaction.sign(privateKey1);
_.all(input.publicKeysWithoutSignature(), function(publicKeyMissing) {
var serialized = publicKeyMissing.toString();
return serialized === public2.toString() ||
serialized === public3.toString();
}).should.equal(true);
});
it('can clear all signatures', function() {
var transaction = new Transaction()
.from(output, [public1, public2, public3], 2)
.to(address, 1000000)
.sign(privateKey1)
.sign(privateKey2);
var input = transaction.inputs[0];
input.isFullySigned().should.equal(true);
input.clearSignatures();
input.isFullySigned().should.equal(false);
});
it('can estimate how heavy is the output going to be', function() {
var transaction = new Transaction()
.from(output, [public1, public2, public3], 2)
.to(address, 1000000);
var input = transaction.inputs[0];
input._estimateSize().should.equal(257);
});
it('uses SIGHASH_ALL by default', function() {
var transaction = new Transaction()
.from(output, [public1, public2, public3], 2)
.to(address, 1000000);
var input = transaction.inputs[0];
var sigs = input.getSignatures(transaction, privateKey1, 0);
sigs[0].sigtype.should.equal(Signature.SIGHASH_ALL);
});
});

65
test/transaction/input/publickeyhash.js Normal file
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@ -0,0 +1,65 @@
'use strict';
/* jshint unused: false */
var should = require('chai').should();
var expect = require('chai').expect;
var _ = require('lodash');
var bitcore = require('../../..');
var Transaction = bitcore.Transaction;
var PrivateKey = bitcore.PrivateKey;
var Address = bitcore.Address;
var Script = bitcore.Script;
var Networks = bitcore.Networks;
var Signature = bitcore.crypto.Signature;
describe('PublicKeyHashInput', function() {
var privateKey = new PrivateKey('KwF9LjRraetZuEjR8VqEq539z137LW5anYDUnVK11vM3mNMHTWb4');
var publicKey = privateKey.publicKey;
var address = new Address(publicKey, Networks.livenet);
var output = {
address: '33zbk2aSZYdNbRsMPPt6jgy6Kq1kQreqeb',
txId: '66e64ef8a3b384164b78453fa8c8194de9a473ba14f89485a0e433699daec140',
outputIndex: 0,
script: new Script(address),
satoshis: 1000000
};
it('can count missing signatures', function() {
var transaction = new Transaction()
.from(output)
.to(address, 1000000);
var input = transaction.inputs[0];
input.isFullySigned().should.equal(false);
transaction.sign(privateKey);
input.isFullySigned().should.equal(true);
});
it('it\'s size can be estimated', function() {
var transaction = new Transaction()
.from(output)
.to(address, 1000000);
var input = transaction.inputs[0];
input._estimateSize().should.equal(107);
});
it('it\'s signature can be removed', function() {
var transaction = new Transaction()
.from(output)
.to(address, 1000000);
var input = transaction.inputs[0];
transaction.sign(privateKey);
input.clearSignatures();
input.isFullySigned().should.equal(false);
});
it('returns an empty array if private key mismatches', function() {
var transaction = new Transaction()
.from(output)
.to(address, 1000000);
var input = transaction.inputs[0];
input.getSignatures(transaction, new PrivateKey(), 0);
input.isFullySigned().should.equal(false);
});
});

153
test/transaction/transaction.js
View File

@ -3,6 +3,7 @@
/* jshint unused: false */
/* jshint latedef: false */
var should = require('chai').should();
var expect = require('chai').expect;
var _ = require('lodash');
var bitcore = require('../..');
@ -11,6 +12,7 @@ var PrivateKey = bitcore.PrivateKey;
var Script = bitcore.Script;
var Address = bitcore.Address;
var Networks = bitcore.Networks;
var errors = bitcore.errors;
var transactionVector = require('../data/tx_creation');
@ -21,6 +23,46 @@ describe('Transaction', function() {
transaction.serialize().should.equal(tx_1_hex);
});
it('fails if an invalid parameter is passed to constructor', function() {
expect(function() {
return new Transaction(1);
}).to.throw(errors.InvalidArgument);
});
var testScript = 'OP_DUP OP_HASH160 20 0x88d9931ea73d60eaf7e5671efc0552b912911f2a OP_EQUALVERIFY OP_CHECKSIG';
var testPrevTx = 'a477af6b2667c29670467e4e0728b685ee07b240235771862318e29ddbe58458';
var testAmount = 1020000;
var testTransaction = new Transaction()
.from({
'txId': testPrevTx,
'outputIndex': 0,
'script': testScript,
'satoshis': testAmount
}).to('mrU9pEmAx26HcbKVrABvgL7AwA5fjNFoDc', testAmount - 10000);
it('can serialize to a plain javascript object', function() {
var object = testTransaction.toObject();
object.inputs[0].output.satoshis.should.equal(testAmount);
object.inputs[0].output.script.toString().should.equal(testScript);
object.inputs[0].prevTxId.should.equal(testPrevTx);
object.inputs[0].outputIndex.should.equal(0);
object.outputs[0].satoshis.should.equal(testAmount - 10000);
});
it('returns the fee correctly', function() {
testTransaction.getFee().should.equal(10000);
});
it('serialize to Object roundtrip', function() {
new Transaction(testTransaction.toObject()).serialize().should.equal(testTransaction.serialize());
});
it('constructor returns a shallow copy of another transaction', function() {
var transaction = new Transaction(tx_1_hex);
var copy = new Transaction(transaction);
copy.serialize().should.equal(transaction.serialize());
});
it('should display correctly in console', function() {
var transaction = new Transaction(tx_1_hex);
transaction.inspect().should.equal('<Transaction: ' + tx_1_hex + '>');
@ -63,76 +105,21 @@ describe('Transaction', function() {
});
// TODO: Migrate this into a test for inputs
describe('MultiSigScriptHashInput', function() {
var MultiSigScriptHashInput = Transaction.Input.MultiSigScriptHash;
var privateKey1 = new PrivateKey('KwF9LjRraetZuEjR8VqEq539z137LW5anYDUnVK11vM3mNMHTWb4');
var privateKey2 = new PrivateKey('L4PqnaPTCkYhAqH3YQmefjxQP6zRcF4EJbdGqR8v6adtG9XSsadY');
var privateKey3 = new PrivateKey('L4CTX79zFeksZTyyoFuPQAySfmP7fL3R41gWKTuepuN7hxuNuJwV');
var public1 = privateKey1.publicKey;
var public2 = privateKey2.publicKey;
var public3 = privateKey3.publicKey;
var address = new Address('33zbk2aSZYdNbRsMPPt6jgy6Kq1kQreqeb');
var fromAddress = 'mszYqVnqKoQx4jcTdJXxwKAissE3Jbrrc1';
var simpleUtxoWith100000Satoshis = {
address: fromAddress,
txId: 'a477af6b2667c29670467e4e0728b685ee07b240235771862318e29ddbe58458',
outputIndex: 0,
script: Script.buildPublicKeyHashOut(fromAddress).toString(),
satoshis: 100000
};
var toAddress = 'mrU9pEmAx26HcbKVrABvgL7AwA5fjNFoDc';
var changeAddress = 'mgBCJAsvzgT2qNNeXsoECg2uPKrUsZ76up';
var changeAddressP2SH = '2N7T3TAetJrSCruQ39aNrJvYLhG1LJosujf';
var privateKey = 'cSBnVM4xvxarwGQuAfQFwqDg9k5tErHUHzgWsEfD4zdwUasvqRVY';
var output = {
address: '33zbk2aSZYdNbRsMPPt6jgy6Kq1kQreqeb',
txId: '66e64ef8a3b384164b78453fa8c8194de9a473ba14f89485a0e433699daec140',
outputIndex: 0,
script: new Script(address),
satoshis: 1000000
};
it('can count missing signatures', function() {
var transaction = new Transaction()
.from(output, [public1, public2, public3], 2)
.to(address, 1000000);
var input = transaction.inputs[0];
input.countSignatures().should.equal(0);
transaction.sign(privateKey1);
input.countSignatures().should.equal(1);
input.countMissingSignatures().should.equal(1);
input.isFullySigned().should.equal(false);
transaction.sign(privateKey2);
input.countSignatures().should.equal(2);
input.countMissingSignatures().should.equal(0);
input.isFullySigned().should.equal(true);
});
it('returns a list of public keys with missing signatures', function() {
var transaction = new Transaction()
.from(output, [public1, public2, public3], 2)
.to(address, 1000000);
var input = transaction.inputs[0];
_.all(input.publicKeysWithoutSignature(), function(publicKeyMissing) {
var serialized = publicKeyMissing.toString();
return serialized === public1.toString() ||
serialized === public2.toString() ||
serialized === public3.toString();
}).should.equal(true);
transaction.sign(privateKey1);
_.all(input.publicKeysWithoutSignature(), function(publicKeyMissing) {
var serialized = publicKeyMissing.toString();
return serialized === public2.toString() ||
serialized === public3.toString();
}).should.equal(true);
});
});
describe('change address', function() {
var fromAddress = 'mszYqVnqKoQx4jcTdJXxwKAissE3Jbrrc1';
var simpleUtxoWith100000Satoshis = {
address: fromAddress,
txId: 'a477af6b2667c29670467e4e0728b685ee07b240235771862318e29ddbe58458',
outputIndex: 0,
script: Script.buildPublicKeyHashOut(fromAddress).toString(),
satoshis: 100000
};
var toAddress = 'mrU9pEmAx26HcbKVrABvgL7AwA5fjNFoDc';
var changeAddress = 'mgBCJAsvzgT2qNNeXsoECg2uPKrUsZ76up';
var changeAddressP2SH = '2N7T3TAetJrSCruQ39aNrJvYLhG1LJosujf';
var privateKey = 'cSBnVM4xvxarwGQuAfQFwqDg9k5tErHUHzgWsEfD4zdwUasvqRVY';
it('can calculate simply the output amount', function() {
var transaction = new Transaction()
.from(simpleUtxoWith100000Satoshis)
@ -140,7 +127,7 @@ describe('Transaction', function() {
.change(changeAddress)
.sign(privateKey);
transaction.outputs.length.should.equal(2);
transaction.outputs[1].satoshis.should.equal(49000);
transaction.outputs[1].satoshis.should.equal(40000);
transaction.outputs[1].script.toString()
.should.equal(Script.fromAddress(changeAddress).toString());
});
@ -162,7 +149,7 @@ describe('Transaction', function() {
.to(toAddress, 20000)
.sign(privateKey);
transaction.outputs.length.should.equal(3);
transaction.outputs[2].satoshis.should.equal(29000);
transaction.outputs[2].satoshis.should.equal(20000);
transaction.outputs[2].script.toString()
.should.equal(Script.fromAddress(changeAddress).toString());
});
@ -201,6 +188,34 @@ describe('Transaction', function() {
transaction.outputs.length.should.equal(1);
});
});
var simpleUtxoWith1BTC = {
address: fromAddress,
txId: 'a477af6b2667c29670467e4e0728b685ee07b240235771862318e29ddbe58458',
outputIndex: 0,
script: Script.buildPublicKeyHashOut(fromAddress).toString(),
satoshis: 1e8
};
describe('checked serialize', function() {
it('fails if no change address was set', function() {
var transaction = new Transaction()
.from(simpleUtxoWith1BTC)
.to(toAddress, 1);
expect(function() {
return transaction.serialize();
}).to.throw(errors.Transaction.ChangeAddressMissing);
});
it('fails if a high fee was set', function() {
var transaction = new Transaction()
.from(simpleUtxoWith1BTC)
.change(changeAddress)
.to(toAddress, 1);
expect(function() {
return transaction.serialize();
}).to.throw(errors.Transaction.FeeError);
});
});
});
var tx_empty_hex = '01000000000000000000';