public void CallingReturnWithNullThrows()
{
Assert.Throws <ArgumentNullException>("doorman", () =>
{
DoormanPool.Return(null);
});
}
public void RentingGivesDifferentInstances()
{
Doorman first = DoormanPool.Rent();
Doorman second = DoormanPool.Rent();
Assert.NotSame(first, second);
DoormanPool.Return(first);
DoormanPool.Return(second);
}
public void DoormanPoolReusesItems()
{
Doorman first = DoormanPool.Rent();
DoormanPool.Return(first);
Doorman second = DoormanPool.Rent();
Assert.Equal(first, second);
DoormanPool.Return(second);
}
public void DoormanPoolReusesItems()
{
int initialCount = DoormanPool.Count();
Doorman first = DoormanPool.Rent();
int currentCount = DoormanPool.Count();
if (currentCount > 0)
{
Assert.Equal(initialCount - 1, currentCount);
DoormanPool.Return(first);
Assert.Equal(initialCount, DoormanPool.Count());
}
else
{
Assert.Equal(0, currentCount);
DoormanPool.Return(first);
Assert.Equal(initialCount + 1, DoormanPool.Count());
}
}