If we have a unit test file my-spec.js and running with mocha: mocha my-spec.js The default timeout will be 2000 ms. It can be overwritten for partial test with a command line parameter: mocha my-spec.js --timeout 5000 Is it possible to cha...
I have the following ES6 modules: network.js export function getDataFromServer() { return ... } widget.js import { getDataFromServer } from 'network.js'; export class Widget() { constructor() { getDataFromServer("dataForWi...
I have a callback function in before() which is for cleaning database. Is everything in before() guaranteed to finish before it() starts? before(function(){ db.collection('user').remove({}, function(res){}); // is it guaranteed to fin...
describe('some test', function(){ // Could put here a shared variable it('should pass a value', function(done){ done(null, 1); }); it('and then double it', function(value, done){ console.log(val...
I've got a test suite that looks like the below: (Notice the accountToPost variable at the top (below the first describe block) describe('Register Account', function () { var accountToPost; beforeEach(function (done) {...
A typical test in my node.js mocha suite looks like the following: it("; client should do something", function(done) { var doneFn = function(args) { // run a bunch of asserts on args client.events.removeListener(client.event...
What specifically is the difference between Mocha's before() and beforeEach()? (Same question for after() and afterEach().) I assume before() runs once per describe() block, and beforeEach() runs once per test (it() block). Is that true? And wh...
I have a file named test/helper.js that I use to run Mocha tests on my Node.js apps. My tests structure looks like: test/ test/helper.js # global before/after test/api/sometest.spec.js test/models/somemodel.spec.js ... more here The file helper...
I am learning to test React stateless components using the ReactTestUtils library. This is my simple component: import React from 'react'; const Greeter = ({name,place}) => ( <h1>Hello,{name}. Welcome to the {place}.</h1> )...
I need to test JavaScript code that relies on setTimeout in order to perform periodic tasks. How can I from my Mocha tests simulate the passing of time so that setTimeout callbacks gets called? I am basically asking for functionality similar to Jasm...
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