anchor.diff:      final client = getIt<Client>();
       when(client.get(apiVersionEndpoint)).thenAnswer((_) async => Response(compatibleAPIVersion, 200));
   
  -    await tester.enterText(_urlInputField, goodhostURL);
  -    await tester.tap(_connectButton);
  +    await tester.enterText(urlInputField, goodhostURL);
  +    await tester.tap(connectButton);
       await tester.pump();
  -    expect(_urlInputField, findsNothing);
  +    expect(urlInputField, findsNothing);
   
  -    await tester.tap(_disconnectButton);
  +    await tester.tap(disconnectButton);
       await tester.pump();
  -    expect(_urlInputField, findsOneWidget);
  +    expect(urlInputField, findsOneWidget);
     });
   }
  
positive.code: 
      await tester.pumpWidget(PolarisApp());
  
      expect(_connectButton, findsOneWidget);
      expect(_disconnectButton, findsNothing);
    });
  
    testWidgets('Disconnect returns to connect screen', (WidgetTester tester) async {
  
negative.code:     final client = getIt<Client>();
      when(client.get(apiVersionEndpoint)).thenAnswer((_) async => Response(compatibleAPIVersion, 200));
  
      await tester.enterText(urlInputField, goodhostURL);
      await tester.tap(connectButton);
      await tester.pump();
      expect(urlInputField, findsNothing);
    });
  
    testWidgets('Reconnects on startup', (WidgetTester tester) async {
  