public void Opposite2()
        {
            Graph g = Graph.FromSmiles("F\\C=C\\F");

            Assert.AreEqual(
                Configuration.ConfigurationDoubleBond.Opposite,
                BondBasedConfiguration.ConfigurationOf(g, 0, 1, 2, 3));
        }
        public void Together2()
        {
            Graph g = Graph.FromSmiles("F\\C=C/F");

            Assert.AreEqual(
                Configuration.ConfigurationDoubleBond.Together,
                BondBasedConfiguration.ConfigurationOf(g, 0, 1, 2, 3));
        }
        public void NonDoubleBond()
        {
            Graph g = Graph.FromSmiles("CCCC");

            BondBasedConfiguration.ConfigurationOf(g, 0, 1, 2, 3);
        }