import SwiftUI struct ContentView: View { var body: some View { NavigationView { NavigationLink(destination: TestView()) { Text("Go Test View") } .navigationBarTitle("Top View") } Text("Hello, world!") .padding() } } struct TestView: View { var body: some View { Text("Test View") } } struct ContentView_Previews: PreviewProvider { static var previews: some View { ContentView() } }