@Test
public void testManuallyCentreActive() throws Exception {

    IReactionProcess type = new RadicalSiteInitiationHReaction();
    IAtomContainerSet setOfReactants = getExampleReactants();
    IAtomContainer molecule = setOfReactants.getAtomContainer(0);
    /* initiate */
    makeSureAtomTypesAreRecognized(molecule);
    /* manually put the reactive center */
    molecule.getAtom(0).setFlag(CDKConstants.REACTIVE_CENTER, true);
    molecule.getAtom(3).setFlag(CDKConstants.REACTIVE_CENTER, true);
    molecule.getAtom(4).setFlag(CDKConstants.REACTIVE_CENTER, true);
    molecule.getBond(2).setFlag(CDKConstants.REACTIVE_CENTER, true);
    molecule.getBond(3).setFlag(CDKConstants.REACTIVE_CENTER, true);
    List<IParameterReact> paramList = new ArrayList<IParameterReact>();
    IParameterReact param = new SetReactionCenter();
    param.setParameter(Boolean.TRUE);
    paramList.add(param);
    type.setParameterList(paramList);
    IReactionSet setOfReactions = type.initiate(setOfReactants, null);
    Assert.assertEquals(1, setOfReactions.getReactionCount());
    Assert.assertEquals(2, setOfReactions.getReaction(0).getProductCount());
    IAtomContainer product1 = setOfReactions.getReaction(0).getProducts().getAtomContainer(0);
    /* C=C */
    IAtomContainer molecule1 = getExpectedProducts().getAtomContainer(0);
    assertEquals(molecule1, product1);
    IAtomContainer product2 = setOfReactions.getReaction(0).getProducts().getAtomContainer(1);
    /* [H*] */
    IAtomContainer molecule2 = getExpectedProducts().getAtomContainer(1);
    assertEquals(molecule2, product2);
}