A free book on how to do the TDD in real-world Ember apps and how to do it right.
High Level DOM Assertions for QUnit
Watch Sam convert EmberMap's test suite to use async/await
A look into a jQuery-less possible future for EmberJS
Easily instrument your ember-concurrency tasks to cause acceptance test helpers or ember-test-helpers' wait() method to wait for any running instances of those tasks to complete before proceeding.
Using registerWaiter to wait for async code to finish