public void NextDoubleTest()
{
for (int i = 0; i < N; i++)
{
var v = _rng.NextDouble();
Assert.That(v >= 0.0);
Assert.That(v <= 1.0);
}
}
public void NextDoubleBoundsTest()
{
var pcg = new PcgExtended(42);
for (int i = 0; i < N; i++)
{
var aVal = pcg.NextDouble();
Assert.That(aVal <= 1.0);
Assert.That(aVal >= 0.0);
}
}
public void NextDoubleUpperBoundTest()
{
var maxV = 2.5;
var pcg = new PcgExtended(42);
for (int i = 0; i < N; i++)
{
var aVal = pcg.NextDouble(maxV);
Assert.That(aVal <= maxV);
Assert.That(aVal >= 0.0f);
}
}
public void NextDoubleIntervalTest()
{
var minV = -10;
var maxV = 2.5;
var pcg = new PcgExtended(42);
for (int i = 0; i < N; i++)
{
var aVal = pcg.NextDouble(minV, maxV);
Assert.That(aVal <= maxV);
Assert.That(aVal >= minV);
}
}
public void NextDoubleMeanTest(float val)
{
var minV = -val;
var maxV = val;
var pcg = new PcgExtended(10);
var rsum = 0.0;
var lTol = 0.1 * (maxV - minV);
for (int i = 0; i < N; i++)
{
rsum += pcg.NextDouble(minV, maxV);
}
var mean = rsum / N;
Assert.That(mean, Is.EqualTo(0.0f).Within(lTol));
}