In Xcode, with our project open, we are going to work off the one specific navigator tab, the Test Navigator, which we will familiarize ourselves with as we leverage for running and viewing the results of our tests. In the first screenshot, you can see that we already have a few test targets from the project's contributors, as well as the FirefoxUITests UI testing class we created in the previous chapter. Take a look at the following screenshot:
In the bottom left-hand side, select the plus (+) button, and then select New Unit Test Target... to create our new test target. You could also ...