public void Reference()
{
var rng = Pcg32.Create(42, 54);
Assert.Equal(0xa15c02b7u, rng.NextUInt32());
Assert.Equal(0x7b47f409u, rng.NextUInt32());
Assert.Equal(0xba1d3330u, rng.NextUInt32());
Assert.Equal(0x83d2f293u, rng.NextUInt32());
Assert.Equal(0xbfa4784bu, rng.NextUInt32());
Assert.Equal(0xcbed606eu, rng.NextUInt32());
}
public void Construction()
{
const UInt64 seedState = 578437695752307201ul;
// This seed is from rust_rand, so we right shift them for compatibility.
const UInt64 stream = 1157159078456920585ul >> 1;
var seed1 = new Pcg32.Seed(seedState, stream);
var rng1 = Pcg32.GetFactory().Create(seed1);
Assert.Equal(1204678643940597513ul, rng1.NextUInt64());
var seed2 = Pcg32.GetFactory().CreateSeed(rng1);
seed2 = new Pcg32.Seed(seed2.State, seed2.Stream >> 1);
var rng2 = Pcg32.GetFactory().Create(seed2);
Assert.Equal(12384929573776311845ul, rng2.NextUInt64());
}
public void NonNullable()
{
Assert.Throws <ArgumentNullException>(() => Pcg32.GetFactory().CreateSeed <StepRng>(null));
}