public static void LinearFeedbackShiftRegister32LoopsAfter2Pow32Values()
{
LinearFeedbackShiftRegister32 r = new LinearFeedbackShiftRegister32(3452);
HashSet <uint> values = new HashSet <uint>();
for (int i = 0; i < UInt16.MaxValue * 5; i++)
{
Assert.IsTrue(values.Add(r.NextRandom()));
}
}
public static void LinearFeedbackShiftRegister32LoopsAfter2Pow32Values()
{
LinearFeedbackShiftRegister32 r = new LinearFeedbackShiftRegister32(3452);
HashSet<uint> values = new HashSet<uint>();
for (int i = 0; i < UInt16.MaxValue * 5; i++)
{
Assert.IsTrue(values.Add(r.NextRandom()));
}
}
public void LinearFeedbackShiftRegister32EnumerableReturnsCorrectValues()
{
LinearFeedbackShiftRegister32 a = new LinearFeedbackShiftRegister32(123);
LinearFeedbackShiftRegister32 b = new LinearFeedbackShiftRegister32(123);
int i = 0;
foreach (var value in b)
{
i++;
if (i > UInt16.MaxValue * 5)
break;
Assert.AreEqual(a.NextRandom(), value);
}
}
public void AssertThat_Enumerable_IsOrderedByInsertionOrder()
{
var r = new LinearFeedbackShiftRegister32(1);
for (var i = 0; i < 100; i++)
{
_set.Add((int)r.NextRandom());
}
var r2 = new LinearFeedbackShiftRegister32(1);
foreach (var item in _set)
{
Assert.AreEqual((int)r2.NextRandom(), item);
}
}
public void LinearFeedbackShiftRegister32EnumerableReturnsCorrectValues()
{
LinearFeedbackShiftRegister32 a = new LinearFeedbackShiftRegister32(123);
LinearFeedbackShiftRegister32 b = new LinearFeedbackShiftRegister32(123);
int i = 0;
foreach (var value in b)
{
i++;
if (i > UInt16.MaxValue * 5)
{
break;
}
Assert.AreEqual(a.NextRandom(), value);
}
}
public void AssertThat_CopyTo_IsOrderedByInsertionOrder()
{
var r = new LinearFeedbackShiftRegister32(1);
for (var i = 0; i < 100; i++)
{
_set.Add((int)r.NextRandom());
}
var items = new int[100];
_set.CopyTo(items, 0);
var r2 = new LinearFeedbackShiftRegister32(1);
foreach (var item in items)
{
Assert.AreEqual((int)r2.NextRandom(), item);
}
}
