public void TestIsRingHeavyAtom() { var ac = MakeMethaneWithExplicitHydrogens(); var carbon = ac.Atoms[0]; var hydrogen = ac.Atoms[1]; var placer = new AtomPlacer3D(); bool result = false; result = placer.IsRingHeavyAtom(carbon); Assert.IsFalse(result); result = placer.IsRingHeavyAtom(hydrogen); Assert.IsFalse(result); carbon.IsInRing = true; result = placer.IsRingHeavyAtom(carbon); Assert.IsTrue(result); hydrogen.IsInRing = true; result = placer.IsRingHeavyAtom(hydrogen); Assert.IsFalse(result); }