public async Task Handle_NotEnable_ReturnZero()
{
_settings.Enabled = false;
_settings.PointsForPurchases_Amount = 20;
var command = new CalculateLoyaltyPointsCommand()
{
Customer = new Domain.Customers.Customer()
};
var result = await _handler.Handle(command, default);
Assert.AreEqual(0, result);
}
public async Task Handle_NullCustomer_ReturnZero()
{
_settings.Enabled = true;
_settings.PointsForPurchases_Amount = 20;
var command = new CalculateLoyaltyPointsCommand()
{
Customer = null
};
var result = await _handler.Handle(command, default);
Assert.AreEqual(decimal.Zero, result);
}
public async Task Handle_ReturnExpectedValue()
{
_settings.Enabled = true;
_settings.PointsForPurchases_Amount = 10;
_settings.PointsForPurchases_Points = 2;
var command = new CalculateLoyaltyPointsCommand()
{
Customer = new Domain.Customers.Customer(),
Amount = 100
};
Assert.AreEqual(20, await _handler.Handle(command, default));
command.Amount = 200;
Assert.AreEqual(40, await _handler.Handle(command, default));
command.Amount = 375;
Assert.AreEqual(75, await _handler.Handle(command, default));
}