@Test
public void testGetMonteCarloSS() {
MonteCarloSS mcss = extractor.getMonteCarloSS();
// Beam
PencilBeam beam = (PencilBeam) mcss.getElectronGun();
assertEquals(1234, FromSI.eV(beam.getBeamEnergy()), 1e-4);
assertEquals(0.01, beam.getCenter()[0], 1e-4);
assertEquals(0.02, beam.getCenter()[1], 1e-4);
assertEquals(0.03, beam.getCenter()[2], 1e-4);
assertEquals(4, beam.getDirection()[0], 1e-4);
assertEquals(5, beam.getDirection()[1], 1e-4);
assertEquals(6, beam.getDirection()[2], 1e-4);
// Geometry
Region chamber = mcss.getChamber();
assertEquals(1, chamber.getSubRegions().size());