How I made my Angular Service unit-testable when using the AudioContext API — I recently created an Angular service that uses the AudioContext API. When attempting to write unit tests, though, I quickly discovered that AudioContext does not, of course, exist in the unit test environment. …

Replacing event listeners on document with custom event streams in Angular & RxJS for greater control — The Initial, Happy Scenario An interesting scenario I recently encountered was a list of items, each of which contained a dropdown, like so:

Documenting my two-week struggle to get over far more hurdles than I ever expected — I’m writing this story partly for my future self — so I’ll have this recipe at my fingertips if I ever need to do it again — and partly for others, to hopefully spare some poor souls some of the pain that I just went through. Prologue I inherited a task…

Using Directives and Dependency Injection to avoid unnecessary Component Inputs — I recently had a requirement to make sure a PrimeNG Dropdown panel inside a modal with scrolling content was not constrained within the modal, but rather could be seen and interacted with without having to scroll. Here’s what I’m talking about… The Scenario This is the default, and what we don’t want…

A simple testing pattern for a scenario that can be a little tricky — Writing unit tests can be fun but also tricky, especially if you’re testing code that may not have been written with unit testing in mind. One scenario that I keep encountering in various ways — my own unit testing tasks, teammates at work asking “How do I test this?”, this…