public void CheckElectricity()
        {
            string messageText = $"rent electricity {electricityValue}";

            var value = RentHelper.GetValue(messageText, Constants.ElectricityKeyword);

            Assert.AreEqual(value, electricityValue);
        }
        public void CheckGas()
        {
            string messageText = $"rent gas {gasValue}";

            var value = RentHelper.GetValue(messageText, Constants.GasKeyword);

            Assert.AreEqual(value, gasValue);
        }
        public void CheckKvarplata()
        {
            string messageText = $"rent kvarplata {kvartPlataValue}";

            var value = RentHelper.GetValue(messageText, Constants.KvarplataKeyword);

            Assert.AreEqual(value, kvartPlataValue);
        }
        public void CheckKvarplataElectricityAndGas()
        {
            var kvartPlataEvaluatedValue  = RentHelper.GetValue(messageText, Constants.KvarplataKeyword);
            var electricityEvaluatedValue = RentHelper.GetValue(messageText, Constants.ElectricityKeyword);
            var gasEvaluatedValue         = RentHelper.GetValue(messageText, Constants.GasKeyword);

            Assert.AreEqual(kvartPlataEvaluatedValue, kvartPlataValue);
            Assert.AreEqual(electricityEvaluatedValue, electricityValue);
            Assert.AreEqual(gasEvaluatedValue, gasValue);
        }