internal void SetPrices(PointOfSaleTerminalService terminal)
{
terminal.SetPricing("A", 1.25, true, 3, 3);
terminal.SetPricing("B", 4.25, false, 0, 0);
terminal.SetPricing("C", 1, true, 6, 5);
terminal.SetPricing("D", 0.75, false, 0, 0);
}
public void ExampleTest5()
{
PointOfSaleTerminalService terminal = new PointOfSaleTerminalService();
this.SetPrices(terminal);
// series: (7 A, 1 B, 5 C, 1 D)
terminal.ScanProduct("A");
terminal.ScanProduct("B");
terminal.ScanProduct("A");
terminal.ScanProduct("A");
terminal.ScanProduct("A");
terminal.ScanProduct("A");
terminal.ScanProduct("A");
terminal.ScanProduct("A");
terminal.ScanProduct("C");
terminal.ScanProduct("C");
terminal.ScanProduct("C");
terminal.ScanProduct("C");
terminal.ScanProduct("C");
terminal.ScanProduct("D");
decimal expected = 17.25M;
decimal result = terminal.CalculateTotal();
Assert.Equal(expected, result);
output.WriteLine("Example 5 result: $" + result);
}
public void ExampleTest2()
{
PointOfSaleTerminalService terminal = new PointOfSaleTerminalService();
this.SetPrices(terminal);
terminal.ScanProduct("C");
terminal.ScanProduct("C");
terminal.ScanProduct("C");
terminal.ScanProduct("C");
terminal.ScanProduct("C");
terminal.ScanProduct("C");
terminal.ScanProduct("C");
decimal expected = 6.00M;
decimal result = terminal.CalculateTotal();
Assert.Equal(expected, result);
output.WriteLine("Example 2 result: $" + result);
}
public void ExampleTest4()
{
string scanResult;
PointOfSaleTerminalService terminal = new PointOfSaleTerminalService();
this.SetPrices(terminal);
// series of scans: FABBAACACCCCCDD (F:1 A:4 B:2 C:6 D:2)
scanResult = terminal.ScanProduct("F"); // Product doesn´t exist (It hasn´t been registered as a valid product before hand)
if (scanResult != "OK")
{
output.WriteLine(scanResult);
}
scanResult = terminal.ScanProduct("A");
scanResult = terminal.ScanProduct("B");
scanResult = terminal.ScanProduct("B");
scanResult = terminal.ScanProduct("A");
scanResult = terminal.ScanProduct("A");
scanResult = terminal.ScanProduct("C");
scanResult = terminal.ScanProduct("A");
scanResult = terminal.ScanProduct("C");
scanResult = terminal.ScanProduct("C");
scanResult = terminal.ScanProduct("C");
scanResult = terminal.ScanProduct("C");
scanResult = terminal.ScanProduct("C");
scanResult = terminal.ScanProduct("D");
scanResult = terminal.ScanProduct("D");
decimal expected = 19.25M;
decimal result = terminal.CalculateTotal();
Assert.Equal(expected, result);
output.WriteLine("Example 4 result: $" + result);
}