'use strict';

var assert = require('chai').assert;
var Trader = require('../../lib/trader.js');
var PostgresqlInterface = require('../../lib/protocol/db/postgresql_interface.js');

var db = 'psql://lamassu:lamassu@localhost/lamassu-test';
var psqlInterface = new PostgresqlInterface(db);

describe('trader/api', function () {
  it('should throw when trying to create a trader with no DB', function () {
    assert.throws(function () {
      new Trader();
    });
  });

  it('should throw when trying to configure a trader with `lowBalanceMargin` < 1', function () {
    var trader = new Trader(psqlInterface);
    assert.throws(function () {
      trader.configure({
        exchanges: {
          settings: {
            lowBalanceMargin: 0.8
          }
        }
      });
    });
  });
});