iOS app development is a booming industry. Having the ability to create industry-standard, robust applications is a huge benefit to employers. This course begins by introducing you to the concept of unit testing in programming and highlights its importance in iOS development.

The course then outlines how unit testing is the breaking down of code into separate components and testing each individual component to ensure it performs as designed. You will also learn about working with test-driven development, code refactoring, what defines a good test, the A TRIP acronym and Xcode's unit testing platform - XCTest. 

If you are interested in a career in app development, or you are a professional looking to learn new skills, then this is the course for you. The topics are explained clearly and concisely and you will learn about their real-life applications. Start this free online course today and gain the skills necessary to become an iOS developer!