public void can_records_user_value()
{
var reservoir = new DefaultAlgorithmRReservoir(100);
reservoir.Update(2L, "B");
reservoir.Update(1L, "A");
reservoir.GetSnapshot().MinUserValue.Should().Be("A");
reservoir.GetSnapshot().MaxUserValue.Should().Be("B");
}
public void UniformReservoir()
{
var reservoir = new DefaultAlgorithmRReservoir(Constants.ReservoirSampling.DefaultSampleSize);
foreach (var sample in _samples)
{
reservoir.Update(sample);
}
var snapshot = reservoir.GetSnapshot();
AssertValues(snapshot);
}
public void of_100_out_of_1000_elements()
{
var reservoir = new DefaultAlgorithmRReservoir(100);
for (var i = 0; i < 1000; i++)
{
reservoir.Update(i);
}
reservoir.Size.Should().Be(100);
reservoir.GetSnapshot().Size.Should().Be(100);
reservoir.GetSnapshot().Values.Should().OnlyContain(v => 0 <= v && v < 1000);
}
public void Update()
{
_reservoir.Update(_fixture.Rnd.Next(0, 1000), _fixture.RandomUserValue);
}