econf.put("bycount", 100);
defaults.put("sparse", sparse);
defaults.put("basis", basis);
defaults.put("engine", econf);
settings.put("defaults", defaults);
SimConfig config = new SimConfig(settings);
engine = new SimEngineImpl(config.getSub("engine"));
TestEngine.engine = engine;
components = new String[3];
for (int i = 0; i < components.length; i++) {
components[i] = "B" + String.valueOf(i);