public void ExtractMeaningfulData_GivenValidInput_SubstringCorrect()
        {
            List <string> testData = new List <string>()
            {
                "2-3 r: rrrrr"
            };

            _passwordManager.ExtractMeaningfulData(testData);
            Assert.That(_passwordManager.passwordToCheck, Is.EqualTo("rrrrr"));
        }