Getting Started with Unit Testing Javascript
Explore how to write unit tests for JavaScript code, focusing on isolating business logic from the DOM and managing Ajax calls. Learn to improve test clarity and maintainability in Rails projects by understanding key challenges and approaches.
We'll cover the following...
We'll cover the following...
Unit testing JavaScript issues
Unit testing for JavaScript is a big, somewhat contentious subject. For years, JavaScript’s testing tools were significantly less powerful than Ruby’s. Although the Ruby tools are more flexible, the JavaScript tools are more than powerful enough to be useful.
And yet, many projects don’t unit-test JavaScript code much, because there are significant impediments to writing good JavaScript tests:
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The ecosystem is still complicated. There are many ...