Node Binance Api Instantiation Test

apiInstantiationTest.js

const Api1 = require('node-binance-api');
const Api2 = require('node-binance-api');

let singleton1 = Api1();
let singleton2 = Api2();
let instance1 = new Api1();
let instance2= new Api1();

const OPTION_NAME = 'recvWindow';


// Set value of singleton
singleton1.setOption(OPTION_NAME, 1010);
singleton2.setOption(OPTION_NAME, 2020);

console.log('Singletons share values');
console.log(singleton1.getOption(OPTION_NAME) === 2020 && singleton2.getOption(OPTION_NAME) === 2020); // true
console.log();


// Set value of instance
instance1.setOption(OPTION_NAME, 3030);
instance2.setOption(OPTION_NAME, 4040);

console.log('Instances do NOT share values');
console.log(instance1.getOption(OPTION_NAME) === 3030 && instance2.getOption(OPTION_NAME) === 4040); // true
console.log();

console.log('Instances do not wreck singleton values');
console.log(singleton1.getOption(OPTION_NAME) === 2020 && singleton2.getOption(OPTION_NAME) === 2020); // true
console.log();

// Set singleton value
singleton1.setOption(OPTION_NAME, 6070);
singleton2.setOption(OPTION_NAME, 7070);

console.log('Singletons do not wreck instance values');
console.log(instance1.getOption(OPTION_NAME) === 3030 && instance2.getOption(OPTION_NAME) === 4040); // true