A developers blog
Posts under this category are about answering a question and showing not only how but offer an explanation as to why something is the way that it is. They include explanations as to what different errors or odd behaviours mean, how to use API’s, tools, or frameworks and why you would use them
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Hey Brad I want to write some unit tests, that is tests which don’t need me to stand up and seed a database just to test my codes logic, but how do I mock out calls to backing functions I don’t want to actually make during the test? That is a good question, in my… To read more click here.
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Hey Brad I have a function which returns a promise, how the heck do I test that with Mocha? TL;DR Either call the done callback or simply return the promise. Checkout Things to Watch out For when testing Promises No worries I can help, the mocha testing framework does support testing asynchronous code. The only… To read more click here.
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Hey Brad I’m starting to write tests for a Node application and I hear I’m suppose to use mocha, what the heck is that exactly? mocha is a testing framework for JavaScript/Node. It includes a command line tool for invoking tests and APIs for defining and setting up tests. Running Mocha Tests To run tests… To read more click here.
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Hey Brad we are being asked to write automated tests with every code change, this is just more effort which is slowing us down and I don’t see the value. What the heck are automated tests for? I hear you, you spend all this effort making your changes and verifying they are working only to… To read more click here.
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Hey Brad I’m getting a linter error no-param-reassign what is up with that? function foo(bar) { bar = 4; return bar; } The thing to remember about ECMAScript is that it passes by reference. So when you pass a variable into a function you are not passing the variable value but a reference to the… To read more click here.
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Hi Brad, I started looking into doing web development and have been hearing about Jade; what the heck is that? Jade is a templating language to simplify the creation of HTML documents. Please note that when I was learning about Jade it was named Jade however it was renamed to Pug. The rename was brought… To read more click here.
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Hi Brad, I started looking into doing web development and have been hearing about Pug; what the heck is that? Pug is a templating language to simplify the creation of HTML documents. Please note that Pug prior to 2016 was called Jade. The rename was brought up over a conflict regarding the name Jade; Jade… To read more click here.
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Hi Brad, I’m working in Node.js and am writing automated tests using Mocha. Most of our code uses Promises and we tend to terminate our promise chains with the .done() API. Should I be doing that in our test code too? Should I use Bluebird.done() with Mocha? I ran into some code in a project… To read more click here.