public static void NeutronCountFail()
{
ChemicalFormula formulaA = ChemicalFormula.ParseFormula("CO");
Assert.Throws <MzLibException>(() => { formulaA.NeutronCount(); }, "Cannot know for sure what the number of neutrons is!");
}
public static void NeutronCount()
{
ChemicalFormula formulaA = ChemicalFormula.ParseFormula("C{12}O{16}");
Assert.AreEqual(14, formulaA.NeutronCount());
}