public void ThreeValueTest()
{
const decimal EXPECTED = 63m;
decimal[] v = new decimal[] { 127, 41, 2 };
var pg = new ProbabilityGenerator(EXPECTED, v);
var p = pg.Calculate();
}
public void TwoValueCloseLimitTest()
{
decimal[] vals = new decimal[] { 100, 0 };
var pg = new ProbabilityGenerator(.00001m, vals);
var probs = pg.Calculate();
Assert.AreEqual(0.0000001m, probs[0]);
Assert.AreEqual(0.9999999m, probs[1]);
}
public void TwoValueSimpleTest()
{
decimal[] vals = new decimal[] { 0, 100 };
var pg = new ProbabilityGenerator(45, vals);
var probs = pg.Calculate();
Assert.AreEqual(0.55m, probs[0]);
Assert.AreEqual(0.45m, probs[1]);
}
public void TwentyValueTest()
{
const decimal EXPECTED = 63m;
decimal[] v = new decimal[] {
5, 10, 10, 15, 15,
15, 25, 25, 40, 50,
50, 75, 75, 100, 125,
150, 250, 500, 500, 1000
};
var pg = new ProbabilityGenerator(EXPECTED, v);
var p = pg.Calculate();
}
public void LotsOfValuesTest()
{
var vals = new decimal[48];
for (int i = 0; i < vals.Length; i++)
{
vals[i] = Rng.Default.Next();
}
var target = int.MaxValue / 2;
var pg = new ProbabilityGenerator(target, vals);
var probs = pg.Calculate();
}
public void TwoValueTinyErrorTest()
{
const decimal EXPECTED = 63m;
decimal[] v = new decimal[] { 127, 41 };
var pg = new ProbabilityGenerator(EXPECTED, v);
var p = pg.Calculate();
var sum = v[0] * p[0] + v[1] * p[1];
var delta = Math.Abs(sum - EXPECTED);
Assert.IsFalse(delta > 0.0000000000001m);
}
public void AddProbabiltiyGenerator(ProbabilityGenerator generator)
{
this._generators.Add(generator ?? throw new ArgumentNullException(nameof(generator)));
}
public void InvalidExpectedValueTest2()
{
decimal[] vals = new decimal[] { -7, 100, 55, -450 };
var pg = new ProbabilityGenerator(-500, vals);
var probs = pg.Calculate();
}
public void InvalidExpectedValueTest()
{
decimal[] vals = new decimal[] { 0, 100 };
var pg = new ProbabilityGenerator(450, vals);
var probs = pg.Calculate();
}
