static void Main(string[] args)
{
LotteryNumberSet set;
PrintHeader(); // Some TUI spam
for (;;)
{
switch (Console.ReadKey().KeyChar) // Wait for command
{
case 'g': // Something along the lines of "(g) generate"
set = LotteryNumberSet.Create();
IEnumerable <LotteryNumberSetPrinter.PrintInstruction> sheet;
sheet = new LotteryNumberSetPrinter().Format(set);
foreach (var instruction in sheet)
{
instruction.Execute();
}
break;
case 'q': // Something along the lines of "(q) quit"
Environment.Exit(0);
break;
default:
break;
}
}
;
}
public void LotteryNumberSet_Generates_SixValidNumbers()
{
// Setup
LotteryNumberSet set;
// Act
set = LotteryNumberSet.Create();
// Assert
Assert.True(set.Balls.All(num => num >= 0), "NonZero numbers should be generated"); // See also: unsigned
Assert.True(set.Balls.All(num => num <= LotteryNumberSet.MaxNumber), "All numbers should be less than MaxNumber");
Assert.Equal(set.Balls.Count(), LotteryNumberSet.BallCount);
}
public void LotteryNumberSet_Generates_OrderedNumbers()
{
// Setup
LotteryNumberSet set;
// Act
set = LotteryNumberSet.Create();
// Assert
foreach (var index in Enumerable.Range(1, set.Balls.Count()))
{
Assert.True(set.Balls[index - 1] < set.Balls[index], "Balls should be ordered");
}
}
public void LotteryNumberSet_Generates_UniqueNumbers()
{
// Setup
LotteryNumberSet set;
// Act
set = LotteryNumberSet.Create();
// Assert
foreach (var index in Enumerable.Range(1, LotteryNumberSet.BallCount))
{
// Balls are a monotonically increasing set
// That means pairwise uniqueness inductively guarantees total uniqueness
Assert.True(set.Balls[index - 1] != set.Balls[index], "Balls should be unique");
}
}
