### Question:
MarshallingResponsePopupView implements MarshallingResponsePopup.View,
                   IsElement { @Override public void setOkActionLabel(String okActionLabel) { okButton.setText(okActionLabel); }  @Override void init(MarshallingResponsePopup presenter); @Override void setTitle(String title); @Override void setInlineNotification(String notificationMessage, InlineNotification.InlineNotificationType notificationType); @Override void setOkActionLabel(String okActionLabel); @Override void setOkActionEnabled(boolean enabled); @Override ListDataProvider<MarshallingResponsePopup.Row> getMessagesTableProvider(); @Override void show(Command okCommand); @Override void copyToClipboard(String text);  }### Answer:
@Test public void setOKActionLabel() { String label = "someLabel"; view.setOkActionLabel(label); verify(okButton).setText(label); }