public void TestIRandomExtensionMethods()
{
IRandom rand = new TinyMT();
rand.Init(1); // 2545341989 will be the first number
Assert.IsTrue(rand.Generate(0, 5) == 4); // 2545341989 % 5 = 4
rand.Init(1);
Assert.IsTrue(rand.Generate(1, 6) == 5); // 2545341989 % 5 + 1 = 5
rand.Init(1);
Assert.IsTrue(rand.PickElement(new uint[] { 0, 1, 2, 3, 4 }) == 4); // 2545341989 % 5 = 4, so 4th element
rand.Init(1);
Assert.IsTrue(rand.DieRoll(10) == 10); // last digit of 2545341989 plus one
RandomRange range = new RandomRange(0, 10, 3);
rand.Init(1);
// first random number: 2545341989 % 10 = 9
// second random number: 981918433 % 10 = 3
// third random number: 3715302833 % 10 = 3
// total: 15, over three passes: result = 5
Assert.IsTrue(rand.Generate(range) == 5);
}
public void TestTinyMTState()
{
TinyMT mt1 = new TinyMT();
TinyMT mt2 = new TinyMT();
mt1.Init(1);
Assert.IsTrue(mt1.Generate() == 2545341989);
Assert.IsTrue(mt1.Generate() == 981918433);
// copy state to a brand new rng, and make sure it picks up where the first one left off
mt1.s.CopyTo(mt2.s, 0);
Assert.IsTrue(mt2.Generate() == 3715302833 && mt1.Generate() == 3715302833);
}
public void TestTinyMT()
{
IRandom rand = new TinyMT();
// these magic constants courtesy of the original C implementation test suite
rand.Init(1);
Assert.IsTrue(rand.Generate() == 2545341989);
Assert.IsTrue(rand.Generate() == 981918433);
Assert.IsTrue(rand.Generate() == 3715302833);
Assert.IsTrue(rand.Generate() == 2387538352);
Assert.IsTrue(rand.Generate() == 3591001365);
}
public void TestTinyMT()
{
IRandom rand = new TinyMT();
// these magic constants courtesy of the original C implementation test suite
rand.Init(1);
Assert.IsTrue(rand.Generate() == 2545341989);
Assert.IsTrue(rand.Generate() == 981918433);
Assert.IsTrue(rand.Generate() == 3715302833);
Assert.IsTrue(rand.Generate() == 2387538352);
Assert.IsTrue(rand.Generate() == 3591001365);
}
public void TestTinyMTState()
{
TinyMT mt1 = new TinyMT();
TinyMT mt2 = new TinyMT();
mt1.Init(1);
Assert.IsTrue(mt1.Generate() == 2545341989);
Assert.IsTrue(mt1.Generate() == 981918433);
// copy state to a brand new rng, and make sure it picks up where the first one left off
mt1.s.CopyTo(mt2.s, 0);
Assert.IsTrue(mt2.Generate() == 3715302833 && mt1.Generate() == 3715302833);
}
public void TestIRandomExtensionMethods()
{
IRandom rand = new TinyMT();
rand.Init(1); // 2545341989 will be the first number
Assert.IsTrue(rand.Generate(0, 5) == 4); // 2545341989 % 5 = 4
rand.Init(1);
Assert.IsTrue(rand.Generate(1, 6) == 5); // 2545341989 % 5 + 1 = 5
rand.Init(1);
Assert.IsTrue(rand.PickElement(new uint[] { 0, 1, 2, 3, 4 }) == 4); // 2545341989 % 5 = 4, so 4th element
rand.Init(1);
Assert.IsTrue(rand.DieRoll(10) == 10); // last digit of 2545341989 plus one
RandomRange range = new RandomRange(0, 10, 3);
rand.Init(1);
// first random number: 2545341989 % 10 = 9
// second random number: 981918433 % 10 = 3
// third random number: 3715302833 % 10 = 3
// total: 15, over three passes: result = 5
Assert.IsTrue(rand.Generate(range) == 5);
}