public void ShouldPickRightFeeCalculator()
{
var earlyBirdCalculator = new EarlyBirdRateCalculatorService();
var nightRateCalculator = new NightRateCalulatorService();
var weekendRateCalculator = new WeekendRateCalculatorService();
DateTime entryTime = new DateTime(2020, 7, 9, 7, 0, 0);
DateTime exitTime = new DateTime(2020, 7, 9, 23, 30, 0);
var isEarlyBirdRate = earlyBirdCalculator.IsRuleApplicable(entryTime, exitTime);
var isNightRate = nightRateCalculator.IsRuleApplicable(entryTime, exitTime);
var isWeekendRate = weekendRateCalculator.IsRuleApplicable(entryTime, exitTime);
Assert.IsTrue(isEarlyBirdRate);
Assert.IsFalse(isNightRate);
Assert.IsFalse(isWeekendRate);
}
public void ShouldUseStandardRate_IfFlatRatesDontMatchConditions()
{
var entryTime = new DateTime(2020, 7, 8, 8, 30, 0);
var exitTime = new DateTime(2020, 7, 11, 18, 05, 0);
var earlyBirdCalculator = new EarlyBirdRateCalculatorService();
var nightRateCalculator = new NightRateCalulatorService();
var weekendRateCalculator = new WeekendRateCalculatorService();
var standardRateCalculator = new StandardRateCalculatorService();
var isEarlyBirdRate = earlyBirdCalculator.IsRuleApplicable(entryTime, exitTime);
var isNightRate = nightRateCalculator.IsRuleApplicable(entryTime, exitTime);
var isWeekendRate = weekendRateCalculator.IsRuleApplicable(entryTime, exitTime);
var isStandardRate = standardRateCalculator.IsRuleApplicable(entryTime, exitTime);
var fee = standardRateCalculator.Calculate(entryTime, exitTime);
Assert.IsTrue(isStandardRate);
Assert.IsFalse(isEarlyBirdRate);
Assert.IsFalse(isNightRate);
Assert.IsFalse(isWeekendRate);
Assert.AreEqual(80, fee);
}