AtomSignature extends AbstractVertexSignature { @Override protected String getVertexSymbol(int vertexIndex) { return this.molecule.getAtom(vertexIndex).getSymbol(); } AtomSignature(int atomIndex, IAtomContainer molecule);  AtomSignature(IAtom atom, IAtomContainer molecule);  AtomSignature(int atomIndex, int height, IAtomContainer molecule);  AtomSignature(IAtom atom, int height, IAtomContainer molecule);  AtomSignature(int atomIndex, int height, InvariantType invariantType, IAtomContainer molecule);  AtomSignature(IAtom atom, int height, InvariantType invariantType, IAtomContainer molecule);   }
@Test public void getVertexSymbolTest() { Assert.assertEquals("C", atomSignature.getVertexSymbol(0)); }