@Test
@Override
public void testGetCountFingerprint() throws Exception {

    LingoFingerprinter fpr = new LingoFingerprinter(4);
    SmilesParser sp = new SmilesParser(DefaultChemObjectBuilder.getInstance());
    IAtomContainer mol = sp.parseSmiles("Oc1ccccc1");
    ICountFingerprint fp = fpr.getCountFingerprint(mol);
    assertThat(fp.getCountForHash("cccc".hashCode()), is(2));
    assertThat(fp.getCountForHash("Oc0c".hashCode()), is(1));
    assertThat(fp.getCountForHash("c0cc".hashCode()), is(1));
    assertThat(fp.getCountForHash("0ccc".hashCode()), is(1));
    assertThat(fp.getCountForHash("ccc0".hashCode()), is(1));
}