public void TestElement()
{
Assert.IsNull(ChemicalElement.Get(0));
Assert.IsNull(ChemicalElement.Get(-1));
Assert.IsNull(ChemicalElement.Get("Nothing"));
Assert.IsFalse(new ChemicalElement(-1, null, "Nothing", true).IsValid());
Assert.IsFalse(ChemicalElement.IsValid("Nothing"));
var h = ChemicalElement.Get(1);
Assert.IsTrue(h.IsValid());
Assert.AreEqual(1, h.AtomicNumber);
Assert.AreEqual("H", h.Symbol);
Assert.AreEqual("Hydrogen", h.EnglishName);
Assert.AreEqual(1, h.Period);
Assert.AreEqual(1, h.Group);
Assert.AreEqual(0, h.IndexInPeriod);
Assert.AreEqual("s", h.Block);
Assert.AreEqual(h, ChemicalElement.Get("H"));
Assert.AreEqual(h, ChemicalElement.H);
Assert.AreEqual(h, new ChemicalElement(1, "H", "No.1", true));
Assert.IsTrue(h.HasAtomicWeight);
Assert.IsTrue(h.AtomicWeight >= 1);
Assert.IsTrue(h.ToString().Contains(h.Symbol));
Assert.IsTrue(h.IsNonMetallic);
Assert.IsFalse(h.IsAlkaliMetal);
Assert.IsFalse(h.IsAlkalineEarthMetal);
Assert.IsFalse(h.IsChalcogen);
Assert.IsFalse(h.IsHalogen);
Assert.IsFalse(h.IsInBoronGroup);
Assert.IsFalse(h.IsInCarbonGroup);
Assert.IsFalse(h.IsInNitrogenGroup);
Assert.IsFalse(h.IsInVIII);
Assert.IsFalse(h.IsMetal);
Assert.IsFalse(h.IsNoble);
Assert.IsFalse(h.IsTransition);
Assert.IsFalse(h.IsRadioelement());
Assert.AreEqual("H", ((JsonObjectNode)h).TryGetStringValue("symbol"));
var d = h.Isotope(2);
Assert.AreEqual("D", d.ToString());
Assert.AreEqual(h, d.Element);
Assert.AreEqual(1, d.AtomicNumber);
Assert.AreEqual(2, d.AtomicMassNumber);
Assert.AreEqual(1, d.Neutrons);
Assert.IsTrue(d.HasAtomicWeight);
Assert.AreEqual(d, new Isotope(h, 2));
Assert.IsFalse(h.Isotope(10).HasAtomicWeight);
var c = ChemicalElement.Get(6);
Assert.IsTrue(c.IsValid());
Assert.IsFalse(c == h);
Assert.IsTrue(c != h);
Assert.IsTrue(c > h);
Assert.IsTrue(c >= h);
Assert.IsFalse(c < h);
Assert.IsFalse(c <= h);
Assert.AreNotEqual(h, c);
Assert.AreEqual(6, c.AtomicNumber);
Assert.AreEqual("C", c.Symbol);
Assert.AreEqual("Carbon", c.EnglishName);
Assert.AreEqual(2, c.Period);
Assert.AreEqual(14, c.Group);
Assert.AreEqual(3, c.IndexInPeriod);
Assert.AreEqual("p", c.Block);
Assert.AreEqual(c, ChemicalElement.Get("C"));
Assert.AreEqual(c, ChemicalElement.C);
Assert.AreEqual(c, new ChemicalElement(6, "C", "No.6", true));
Assert.IsTrue(c.HasAtomicWeight);
Assert.IsTrue(c.AtomicWeight >= 12);
Assert.IsTrue(c.ToString().Contains(c.Symbol));
Assert.AreEqual(6, ((JsonObjectNode)c).TryGetInt32Value("number"));
var c12 = c.Isotope(12);
Assert.AreNotEqual(h, c12);
Assert.AreEqual(3, c12.ToString().Length);
Assert.IsTrue(c12.ToString().EndsWith("C"));
Assert.AreEqual(c, c12.Element);
Assert.AreEqual(6, c12.AtomicNumber);
Assert.AreEqual(12, c12.AtomicMassNumber);
Assert.AreEqual(6, c12.Neutrons);
Assert.IsTrue(c12.HasAtomicWeight);
Assert.AreEqual(12, c12.AtomicWeight);
Assert.AreEqual(c12, new Isotope(6, 12));
var count = 0;
foreach (var prop in typeof(ChemicalElement).GetProperties(BindingFlags.Static | BindingFlags.Public))
{
if (!prop.CanRead || prop.PropertyType != typeof(ChemicalElement))
{
continue;
}
var ele = (ChemicalElement)prop.GetValue(null);
Assert.IsNotNull(ele);
Assert.AreEqual(prop.Name, ele.Symbol);
Assert.AreEqual(ele, ChemicalElement.Get(ele.AtomicNumber));
Assert.AreEqual(ele, ChemicalElement.Get(ele.Symbol));
Assert.IsFalse(string.IsNullOrWhiteSpace(ele.Name));
count++;
}
Assert.IsTrue(count >= 118);
var usn = ChemicalElement.Get(170);
Assert.AreNotEqual(h, usn);
Assert.AreNotEqual(c, usn);
Assert.AreEqual("Usn", usn.Symbol);
Assert.AreEqual("Unseptnilium", usn.EnglishName);
Assert.AreEqual(9, usn.Period);
Assert.AreEqual(2, usn.Group);
Assert.AreEqual(1, usn.IndexInPeriod);
Assert.AreEqual("s", usn.Block);
Assert.AreEqual(usn, ChemicalElement.Get("Usn"));
Assert.IsFalse(usn.HasAtomicWeight);
Assert.IsTrue(double.IsNaN(usn.AtomicWeight));
Assert.IsTrue(usn.ToString().Contains(usn.Symbol));
var bbb = ChemicalElement.Get(222);
Assert.AreEqual("Bbb", bbb.Symbol);
Assert.AreEqual("i", bbb.Block);
var one = new ChemicalElement(17, "Seventeen", "A new sample element", true);
Assert.IsTrue(one.IsValid());
Assert.AreNotEqual(ChemicalElement.Get(17), one);
}
