code: public void updateColor(TestColor color) {
  
          switch (color) {
              case green:
                  m_forwardButton.setEnabled(true);
                  m_confirmCheckbox.setVisible(false);
                  m_status.setValue(STATUS_GREEN);
                  break;
              case yellow:
                  m_forwardButton.setEnabled(false);
                  m_confirmCheckbox.setVisible(true);
                  m_status.setValue(STATUS_YELLOW);
                  break;
              case red:
                  m_forwardButton.setEnabled(false);
                  m_confirmCheckbox.setVisible(true);
                  m_status.setValue(STATUS_RED);
                  break;
              default:
                  break;
          }
      }
docs: Sets test status.