@Test
public void testGetAuxInfo() throws Exception {

    IAtomContainer ac = new AtomContainer();
    IAtom a1 = new Atom("C");
    IAtom a2 = new Atom("C");
    a1.setImplicitHydrogenCount(3);
    a2.setImplicitHydrogenCount(3);
    ac.addAtom(a1);
    ac.addAtom(a2);
    ac.addBond(new Bond(a1, a2, Order.SINGLE));
    InChIGenerator gen = getFactory().getInChIGenerator(ac, "");
    Assert.assertNotNull(gen.getAuxInfo());
    Assert.assertTrue(gen.getAuxInfo().startsWith("AuxInfo="));
}