public void BinIdTest()
{
Histogram rTest1 = new Histogram(20, 1);
// Values fall to the right into bins: binLeft <= val < binRight
Assert.AreEqual(rTest1.BinId(-10.1), -1);
Assert.AreEqual(rTest1.BinId(-10), 0);
Assert.AreEqual(rTest1.BinId(-9.999), 0);
Assert.AreEqual(rTest1.BinId(-5.1), 4);
Assert.AreEqual(rTest1.BinId(-5), 5);
Assert.AreEqual(rTest1.BinId(-4.9), 5);
Assert.AreEqual(rTest1.BinId(-0.1), 9);
Assert.AreEqual(rTest1.BinId(0), 10);
Assert.AreEqual(rTest1.BinId(0.1), 10);
Assert.AreEqual(rTest1.BinId(10.1), -1);
Assert.AreEqual(rTest1.BinId(10), 19);
Assert.AreEqual(rTest1.BinId(9.999), 19);
// Special case
Histogram rTest2 = new Histogram(1, decimal.MaxValue);
Assert.AreEqual(rTest2.BinId(10.1), 1);
Assert.AreEqual(rTest2.BinId(100000.1), 1);
Assert.AreEqual(rTest2.BinId(-10.1), 0);
Assert.AreEqual(rTest2.BinId(-100000.1), 0);
}