private void SubmitTest()
{
SaveCheckedAnswers(Id);
Timer.Stop();
BeingSolved.Score = CalculateScore();
ScoreInfo = BeingSolved.Score.ToString() + " / " + Test.MaximumPoints.ToString();
CreateHistoryOfTest();
Messenger.Default.Send <Helpers.OpenWindowMessage>(
new Helpers.OpenWindowMessage()
{
Type = Helpers.WindowType.kSubmitTest, Argument = TestDuration.ToString()
});
}