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updated to new ticker api; fixed fiatBalance for trade exchange with different currency

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This commit is contained in:
Josh Harvey 2014-05-06 22:49:45 -04:00
parent f1533479f4
commit e29290646e
3 changed files with 135 additions and 28 deletions
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71
test/unit/traderFiatBalanceTest.js
View file

@ -1,17 +1,17 @@
/*global describe, it */
'use strict';
var assert = require('chai').assert;
var Trader = require('../../lib/trader.js');
var PostgresqlInterface = require('../../lib/postgresql_interface.js');
var db = 'psql://lamassu:lamassu@localhost/lamassu-test';
var psqlInterface = new PostgresqlInterface(db);
var RATE = 101;
var CURRENCY = 'USD';
var SATOSHI_FACTOR = Math.pow(10, 8);
var SATOSHI_FACTOR = 1e8;
var LOW_BALANCE_MARGIN = 1.2;
var COMMISSION = 1.1;
var FINGERPRINT = '00:7A:5A:B3:02:F1:44:46:E2:EA:24:D3:A8:29:DE:22:BA:1B:F9:50';
var settings = {
currency: CURRENCY,
@ -41,8 +41,67 @@ describe('trader/fiatBalance', function() {
tradeBalance: null
};
trader.rates[CURRENCY] = { rate: RATE };
var balance = trader.fiatBalance(1 * SATOSHI_FACTOR, 100);
assert.equal(balance, (202 / LOW_BALANCE_MARGIN) * COMMISSION);
trader.rateInfo = {rates: {USD: {rate: RATE}}};
var fiatBalance = trader.fiatBalance(FINGERPRINT);
assert.equal(fiatBalance, (3 * RATE * COMMISSION / LOW_BALANCE_MARGIN));
});
it('should calculate balance correctly with transfer and trade exchange', function() {
var trader = new Trader(db);
trader.configure({
exchanges: {
plugins: {
current: {
transfer: 'blockchain',
ticker: 'bitpay',
trade: 'bitstamp'
},
settings: { blockchain: {}, bitpay: {}, bitstamp: {} }
},
settings: settings
}
});
// We have 3 bitcoins in transfer, worth 3 * RATE * COMMISSION = 333.3
// We have 150 USD in trade
trader.balance = {
transferBalance: 3 * SATOSHI_FACTOR,
tradeBalance: 150
};
trader.rates[CURRENCY] = { rate: RATE };
trader.rateInfo = {rates: {USD: {rate: RATE}}};
var fiatBalance = trader.fiatBalance(FINGERPRINT);
assert.equal(fiatBalance, 150 / LOW_BALANCE_MARGIN);
});
it('should calculate balance correctly with transfer and ' +
'trade exchange with different currencies', function() {
var trader = new Trader(db);
trader.configure({
exchanges: {
plugins: {
current: {
transfer: 'blockchain',
ticker: 'bitpay',
trade: 'bitstamp'
},
settings: { blockchain: {}, bitpay: {}, bitstamp: {} }
},
settings: settings
}
});
// We have 6 bitcoins in transfer, worth 6 * RATE * COMMISSION = 666.6
// We have 150 USD in trade, 1 USD = 4 ILS => 600 ILS in trade
trader.balance = {
transferBalance: 6 * SATOSHI_FACTOR,
tradeBalance: 600
};
trader.rates = {USD: {rate: RATE}, ILS: {rate: RATE * 4} };
trader.rateInfo = {rates: {USD: {rate: RATE}}};
var fiatBalance = trader.fiatBalance(FINGERPRINT);
assert.equal(fiatBalance, 600 / LOW_BALANCE_MARGIN);
});
});

17
test/unit/traderTickerTest.js
View file

@ -1,8 +1,7 @@
/*global describe, it */
'use strict';
var assert = require('chai').assert;
var hock = require('hock');
var uuid = require('node-uuid').v4;
var Trader = require('../../lib/trader.js');
var PostgresqlInterface = require('../../lib/postgresql_interface.js');
@ -26,7 +25,7 @@ describe('trader/send', function () {
}
};
trader.pollBalance(function (err, balance) {
trader.pollBalance(function (err) {
assert.notOk(err);
assert.equal(trader.balance.transferBalance, 100);
assert.ok(trader.balance.timestamp);
@ -36,17 +35,15 @@ describe('trader/send', function () {
it('should call `ticker` on the ticker exchange', function (done) {
trader.tickerExchange = {
ticker: function (currency, callback) {
assert.equal(currency, CURRENCY);
callback(null, 100);
ticker: function (currencies, callback) {
assert.equal(currencies[0], CURRENCY);
callback(null, {USD: {rate: 100}});
}
};
trader.pollRate(function (err, rate) {
var rate;
trader.pollRate(function (err) {
assert.notOk(err);
rate = trader.rate(CURRENCY);
var rate = trader.rate(CURRENCY);
assert.equal(rate.rate, 100);
assert.ok(rate.timestamp);
done();