Recently, I upgraded from ember-qunit 0.3.1 to 0.3.2. The main reason I wanted to upgrade was to take advantage of a new way of writing component tests.
Previously, there was no way to test how the component was actually used. A component test could instantiate a component and poke at its internals, but that isn't how we use components. We use them declaratively in templates. The old style also meant it was difficult to test block templates and impossible to test block parameters.
I really wanted the new test style, but it wasn't easy to get there. The following are my upgrade notes.
Many of my old component tests looked like