public void TestDistributionShapeTestHelper() { DistributionShape shape = DistributionShape.CreateMinMax(2, -1.0, +1.0); shape.Push(-1.5); // underflow shape.Push(-1.0); // 0 shape.Push(-0.5); // 0 shape.Push(0.0); // 1 shape.Push(0.5); // 1 shape.Push(1.0); // overflow shape.Push(1.5); // overflow Assert.AreEqual(1, shape.Underflow, "underflow"); Assert.AreEqual(2, shape.Overflow, "overflow"); Assert.AreEqual(2, shape[0], "0"); Assert.AreEqual(2, shape[1], "1"); }
private void TestContinuousDistributionShape( ContinuousDistribution distribution, double min, double max, double[] expectedShape, double expectedUnderflow, double expectedOverflow, int avgSamplesPerBucket, double absoluteAccuracy, string message) { DistributionShape shape = DistributionShape.CreateMinMax(expectedShape.Length, min, max); int sampleCount = expectedShape.Length * avgSamplesPerBucket; for (int i = 0; i < sampleCount; i++) { shape.Push(distribution.NextDouble()); } double scale = 1.0 / (avgSamplesPerBucket * expectedShape.Length); Assert.AreEqual(expectedUnderflow, shape.Underflow * scale, absoluteAccuracy, message + " Underflow"); Assert.AreEqual(expectedOverflow, shape.Overflow * scale, absoluteAccuracy, message + " Overflow"); for (int i = 0; i < expectedShape.Length; i++) { Assert.AreEqual(expectedShape[i], shape[i] * scale, absoluteAccuracy, message + " Bucket " + i.ToString()); } }