passLaunchArguments.swift

class HomeTests: XCTestCase {
  
  var app: XCUIApplication!
  
  override func setUpWithError() throws {
    try super.setUpWithError()
    continueAfterFailure = false
    self.app = XCUIApplication()
    
    // We are passing the arguments here. 
    // "-initialScreen" is the name of the argument. 
    // "home_screen" is the value.
    self.app.launchArguments = ["-initialScreen", "home_screen"]
    
    self.app.launch()
  }
}