Passing Launch Arguments

.swift

class When_User_Is_Registering_For_A_New_Account: XCTestCase {
    
    private var app :XCUIApplication!
    
    override func setUp() {
        super.setUp()
        continueAfterFailure = false
        
        self.app = XCUIApplication()
        self.app.launchArguments = ["UI-Testing"]
        self.app.launch()
    }
}