void should_return_starting_fee_when_distance_is_lower_than_starting_distance__kilometer()
{
var taxiPriceCalculator = new TaxiPriceCalculatorService(new Trip(2));
var cost = taxiPriceCalculator.CalculateTotalFee();
Assert.Equal(3, cost);
}
void should_return_correct_fee_yuan_when_distance_is_over_starting_distance_kilometer()
{
var taxiPriceCalculator = new TaxiPriceCalculatorService(new Trip(2.1f));
var cost = taxiPriceCalculator.CalculateTotalFee();
Assert.Equal(5, cost);
}
void should_return_0_yuan_when_distance_is_0_kilometer()
{
var taxiPriceCalculator = new TaxiPriceCalculatorService(new Trip(0));
var cost = taxiPriceCalculator.CalculateTotalFee();
Assert.Equal(0, cost);
}
void should_return_correct_fee_when_has_traffic_jam()
{
var trip = new Trip(2 + 2 + 0.5f + 1.25f)
{
SpeedsPerSecond = Enumerable.Repeat(80f, 90).Concat(Enumerable.Repeat(120f, 60)).Concat(Enumerable.Repeat(30f, 60)).Concat(Enumerable.Repeat(90f, 50)).ToArray()
};
var taxiPriceCaluator = new TaxiPriceCalculatorService(trip);
var cost = taxiPriceCaluator.CalculateTotalFee();
Assert.Equal((3 + 4) + 1 + 1, cost);
}
void should_return_correct_fee_when_drive_during_23_to_6_clock()
{
var trip = new Trip()
{
Distance = 50,
StartedAt = DateTime.Parse("23:00"),
FinishedAt = DateTime.Parse("23:59")
};
var taxiPriceCalculator = new TaxiPriceCalculatorService(trip);
var cost = taxiPriceCalculator.CalculateTotalFee();
Assert.Equal(3 + 48 + 1, cost);
}
