public void MinNextBusTest() { var strings = File.ReadLines(Program.InputTxt).ToList(); var timestamp = long.Parse(strings.First()); var busesStrings = strings.Skip(1).First().Split(','); var buses = new Buses(busesStrings); var(bus, nextIn) = buses.MinNextBus(timestamp); (bus.Frequency * nextIn).Should().Be(3865L); }