LingoFingerprinter extends AbstractFingerprinter implements IFingerprinter { @Override public int getSize() { return -1; } LingoFingerprinter();  LingoFingerprinter(int n); @Override IBitFingerprint getBitFingerprint(IAtomContainer iAtomContainer); @Override Map<String, Integer> getRawFingerprint(IAtomContainer atomContainer); @Override int getSize(); @Override ICountFingerprint getCountFingerprint(IAtomContainer container);  }
@Test public void testGetSize() throws Exception { IFingerprinter fingerprinter = new LingoFingerprinter(); Assert.assertNotNull(fingerprinter); Assert.assertEquals(-1, fingerprinter.getSize()); }