I am having troubles trying to use assert.throws in my Mocha unit tests,  I have this method:  var getMetadatas = function (file, callback) {   fs.readFile(file, {encoding: 'utf-8'}, function(err, data){     // stuff       if (somethingWentWr...
I have a ZombieJS node server on Heroku scrapping data from the internet. The server code is called from a for loop on the client side. Each iteration of the loop makes a server call which makes a Zombie scrape. Sometimes, the server will crash with...
I want to check if an async function throws using assert.throws from the native assert module. I tried with  const test = async () => await aPromise(); assert.throws(test); // AssertionError: Missing expected exception..   It (obvioulsy?) doesn...
In Chai, you can do stuff like the following:  expect({}).to.exist;   exist is not a function call, but this still works in testing frameworks. The opposite (expect({}).to.not.exist) causes tests to fail, but again, exist is not a function call.  How...
This is an example from mongoDB driver documentation. I've been trying to figure out what assert.equal does in the example, but the official documentation on Node.js website didn't help me too much -- The official documentation says "Test...
Extensively reading about various assertion frameworks in JavaScript. Is there any kind of de-facto/most common "standard" library/framework? When selecting one - which points are most worth noticing?  The (only) requirement I can think about...
So I am trying to test out a function, it is a client-side function(un-finish) which is why it is embedded in the test itself(until I can figure out a better solution).  The problem I am having is when I test to see if the function is throwing a Type...
"use strict"; let assert = require("assert");  describe("Promise test", function() {   it('should pass', function(done) {     var a = {};     var b = {};     a.key = 124;     b.key = 567;     let p = new Promise(functi...
I would like to selectively avoid replacing textareas with CKEDITOR.replaceAll.  I cannot simply use replace instead.  I must use custom assertion functions mentioned in the documentation.  http://docs.ckeditor.com/#!/api/CKEDITOR-method-replaceAll...
I am using the assert module in node.js  https://www.npmjs.com/package/assert  In C/C++, one can easily enable/disable assert statements with macros. Can the same thing be done for node.js and javascript in general?...

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