public void CreateBusAndAddItToEngine_WhenParametersAreCorrect()
{
// Arrange
List <string> parameters = new List <string>();
parameters.Add("20");
parameters.Add("2.0");
List <IVehicle> vehicles = new List <IVehicle>();
var engineMock = new Mock <IEngine>();
engineMock.Setup(e => e.Vehicles).Returns(vehicles);
var busMock = new Mock <IBus>();
var factoryMock = new Mock <ITravellerFactory>();
factoryMock.Setup(f => f.CreateBus(20, 2.0M))
.Returns(busMock.Object);
CreateBusCommand command =
new CreateBusCommand(factoryMock.Object, engineMock.Object);
// Act
command.Execute(parameters);
// Assert
Assert.AreEqual(vehicles.Count, engineMock.Object.Vehicles.Count);
Assert.AreSame(busMock.Object, engineMock.Object.Vehicles.Single());
}
public void ReturnSuccessMessage_WhenParametersAreCorrect()
{
// Arrange
List <string> parameters = new List <string>();
parameters.Add("250");
parameters.Add("2.0");
parameters.Add("true");
List <IVehicle> vehicles = new List <IVehicle>();
var engineMock = new Mock <IEngine>();
engineMock.SetupGet(e => e.Vehicles).Returns(vehicles);
string result = string.Format(SuccessMessageTemplate, 0);
CreateBusCommand command =
new CreateBusCommand(TravellerFactory.Instance, engineMock.Object);
// Act
string actualResult = command.Execute(parameters);
// Assert
Assert.AreEqual(result, actualResult);
engineMock.Verify(e => e.Vehicles, Times.Exactly(2));
}
public void ThrowException_WhenParametersAreNotCorrect(string passangerCapacity,
string pricePerKilometer, string hasFreeFood)
{
// Arrange
List <string> parameters = new List <string>()
{
passangerCapacity, pricePerKilometer, hasFreeFood
};
CreateBusCommand command =
new CreateBusCommand(TravellerFactory.Instance, Engine.Instance);
// Act & Assert
Assert.ThrowsException <ArgumentException>(() => command.Execute(parameters));
}