fcoin/test/wallet-test.js
2015-12-23 11:45:43 -08:00

351 lines
8.9 KiB
JavaScript

var assert = require('assert');
var bn = require('bn.js');
var bcoin = require('../');
function printScript(input) {
var scripts = [];
var script = input.script;
scripts.push(script);
var prev = input.out.tx.outputs[input.out.index].script;
scripts.push(prev);
if (bcoin.script.isScripthash(prev)) {
var redeem = bcoin.script.decode(input.script[input.script.length - 1]);
scripts.push(redeem);
}
scripts = scripts.map(function(script) {
return script.map(function(chunk) {
if (Array.isArray(chunk)) {
if (chunk.length === 0)
return [0];
return [bcoin.utils.toHex(chunk)];
}
if (typeof chunk === 'number')
return [chunk];
return chunk;
});
});
scripts.forEach(function(script) {
console.log(script);
});
}
describe('Wallet', function() {
it('should generate new key and address', function() {
var w = bcoin.wallet();
var addr = w.getAddress();
assert(addr);
assert(bcoin.wallet.validateAddress(addr));
});
it('should validate existing address', function() {
assert(bcoin.wallet.validateAddress('1KQ1wMNwXHUYj1nV2xzsRcKUH8gVFpTFUc'));
});
it('should fail to validate invalid address', function() {
assert(!bcoin.wallet.validateAddress('1KQ1wMNwXHUYj1nv2xzsRcKUH8gVFpTFUc'));
});
it('should sign/verify TX', function() {
var w = bcoin.wallet();
// Input transcation
var src = bcoin.tx({
outputs: [{
value: 5460 * 2,
address: w.getAddress()
}, {
value: 5460 * 2,
address: w.getAddress() + 'x'
}]
});
assert(w.ownOutput(src));
assert.equal(w.ownOutput(src).reduce(function(acc, out) {
return acc.iadd(out.value);
}, new bn(0)).toString(10), 5460 * 2);
var tx = bcoin.tx()
.input(src, 0)
.out(w.getAddress(), 5460);
w.sign(tx);
assert(tx.verify());
});
it('should multisign/verify TX', function() {
var w = bcoin.wallet({
multisig: {
type: 'multisig',
m: 1,
n: 2
}
});
var k2 = w.getPublicKey().concat(1);
w.addKey(k2);
assert.equal(w.getOwnAddress(), w.getFullAddress());
// Input transcation
var src = bcoin.tx({
outputs: [{
value: 5460 * 2,
minSignatures: 1,
keys: [ w.getPublicKey(), k2 ]
}, {
value: 5460 * 2,
address: w.getAddress() + 'x'
}]
});
assert(w.ownOutput(src));
assert.equal(w.ownOutput(src).reduce(function(acc, out) {
return acc.iadd(out.value);
}, new bn(0)).toString(10), 5460 * 2);
var tx = bcoin.tx()
.input(src, 0)
.out(w.getAddress(), 5460);
var maxSize = tx.maxSize();
w.sign(tx);
assert(tx.render().length <= maxSize);
assert(tx.verify());
});
it('should have TX pool and be serializable', function() {
var w = bcoin.wallet();
var f = bcoin.wallet();
// Coinbase
var t1 = bcoin.tx().out(w, 50000).out(w, 1000);
w.sign(t1);
var t2 = bcoin.tx().input(t1, 0)
.out(w, 24000)
.out(w, 24000);
w.sign(t2);
var t3 = bcoin.tx().input(t1, 1)
.input(t2, 0)
.out(w, 23000);
w.sign(t3);
var t4 = bcoin.tx().input(t2, 1)
.input(t3, 0)
.out(w, 11000)
.out(w, 11000);
w.sign(t4);
var f1 = bcoin.tx().input(t4, 1)
.out(f, 10000);
w.sign(f1);
var fake = bcoin.tx().input(t1, 1)
.out(w, 500);
// Just for debugging
t1.hint = 't1';
t2.hint = 't2';
t3.hint = 't3';
t4.hint = 't4';
f1.hint = 'f1';
fake.hint = 'fake';
// Fake TX should temporarly change output
w.addTX(fake);
w.addTX(t4);
assert.equal(w.balance().toString(10), '22500');
w.addTX(t1);
assert.equal(w.balance().toString(10), '73000');
w.addTX(t2);
assert.equal(w.balance().toString(10), '47000');
w.addTX(t3);
assert.equal(w.balance().toString(10), '22000');
w.addTX(f1);
assert.equal(w.balance().toString(10), '11000');
assert(w.all().some(function(tx) {
return tx.hash('hex') === f1.hash('hex');
}));
var w2 = bcoin.wallet.fromJSON(w.toJSON());
assert.equal(w2.balance().toString(10), '11000');
assert(w2.all().some(function(tx) {
return tx.hash('hex') === f1.hash('hex');
}));
});
it('should fill tx with inputs', function(cb) {
var w1 = bcoin.wallet();
var w2 = bcoin.wallet();
// Coinbase
var t1 = bcoin.tx().out(w1, 5460).out(w1, 5460).out(w1, 5460).out(w1, 5460);
// Fake TX should temporarly change output
w1.addTX(t1);
// Create new transaction
var t2 = bcoin.tx().out(w2, 5460);
w1.fill(t2, function(err) {
assert(!err);
assert(t2.verify());
assert.equal(t2.funds('in').toString(10), 16380);
// If change < dust and is added to outputs:
// assert.equal(t2.funds('out').toString(10), 6380);
// If change < dust and is added to fee:
assert.equal(t2.funds('out').toString(10), 5460);
// Create new transaction
var t3 = bcoin.tx().out(w2, 15000);
w1.fill(t3, function(err) {
assert(err);
assert.equal(err.minBalance.toString(10), 25000);
cb();
});
});
});
it('should sign multiple inputs using different keys', function(cb) {
var w1 = bcoin.wallet();
var w2 = bcoin.wallet();
var to = bcoin.wallet();
// Coinbase
var t1 = bcoin.tx().out(w1, 5460).out(w1, 5460).out(w1, 5460).out(w1, 5460);
// Fake TX should temporarly change output
w1.addTX(t1);
// Coinbase
var t2 = bcoin.tx().out(w2, 5460).out(w2, 5460).out(w2, 5460).out(w2, 5460);
// Fake TX should temporarly change output
w2.addTX(t2);
// Create our tx with an output
var tx = bcoin.tx();
tx.out(to, 5460);
var cost = tx.funds('out');
var total = cost.add(new bn(bcoin.tx.fee));
var unspent1 = w1.unspent();
var unspent2 = w2.unspent();
// Add dummy output (for `left`) to calculate maximum TX size
tx.out(w1, new bn(0));
// Add our unspent inputs to sign
tx.input(unspent1[0]);
tx.input(unspent1[1]);
tx.input(unspent2[0]);
var left = tx.funds('in').sub(total);
if (left.cmpn(bcoin.tx.dust) < 0) {
tx.outputs[tx.outputs.length - 2].value.iadd(left);
left = new bn(0);
}
if (left.cmpn(0) === 0)
tx.outputs.pop();
else
tx.outputs[tx.outputs.length - 1].value = left;
// Sign transaction
assert.equal(w1.sign(tx), 2);
assert.equal(w2.sign(tx), 1);
// Verify
assert.equal(tx.verify(), true);
// Sign transaction using `inputs` and `off` params.
tx.inputs.length = 0;
tx.input(unspent1[1]);
tx.input(unspent1[2]);
tx.input(unspent2[1]);
assert.equal(w1.sign(tx, 'all', tx.inputs.slice(), 0), 2);
assert.equal(w2.sign(tx, 'all', tx.inputs.slice(2), 2), 1);
// Verify
assert.equal(tx.verify(), true);
cb();
});
it('should verify 2-of-3 p2sh tx', function(cb) {
var hd = bcoin.hd.priv();
var hd1 = hd.derive(0);
var hd2 = hd.derive(1);
var hd3 = hd.derive(2);
// Generate 3 key pairs
var key1 = bcoin.ecdsa.genKeyPair();
var key2 = bcoin.ecdsa.genKeyPair();
var key3 = bcoin.ecdsa.genKeyPair();
// var key1 = hd1;
// var key2 = hd2;
// var key3 = hd3;
// Grab the 3 pubkeys
var pub1 = key1.getPublic(true, 'array');
var pub2 = key2.getPublic(true, 'array');
var pub3 = key3.getPublic(true, 'array');
// Create 3 2-of-3 wallets with our pubkeys as "shared keys"
var w1 = bcoin.wallet({
key: key1,
multisig: {
type: 'scripthash',
keys: [pub2, pub3],
m: 2,
n: 3
}
});
var w2 = bcoin.wallet({
key: key2,
multisig: {
type: 'scripthash',
keys: [pub1, pub3],
m: 2,
n: 3
}
});
var w3 = bcoin.wallet({
key: key3,
multisig: {
type: 'scripthash',
keys: [pub1, pub2],
m: 2,
n: 3
}
});
var receive = bcoin.wallet();
// Our p2sh address
var addr = w1.getAddress();
assert.equal(w1.getAddress(), addr);
assert.equal(w2.getAddress(), addr);
assert.equal(w3.getAddress(), addr);
// Add a shared unspent transaction to our wallets
var utx = bcoin.tx();
utx.output({ address: addr, value: 5460 * 10 });
w1.addTX(utx);
w2.addTX(utx);
w3.addTX(utx);
// Create a tx requiring 2 signatures
var send = bcoin.tx();
send.output({ address: receive.getAddress(), value: 5460 });
assert(!send.verify());
var result = w1.fill(send);
assert(result);
// printScript(send.inputs[0]);
assert(!send.verify());
w2.sign(send);
assert(send.verify());
send.inputs[0].script[2] = [];
assert(!send.verify());
assert.equal(send.getFee().toNumber(), 10000);
cb();
});
});