@Override
  protected void tearDown() throws Exception {
    NMR nmr = OsgiSupport.getReference(bundleContext, NMR.class);
    assertNotNull(nmr);

    ServiceMixSupport.unregisterEndpoints(nmr, endpointService1, endpointService2);

    ServiceResolverRegistry registry =
        OsgiSupport.getReference(bundleContext, ServiceResolverRegistry.class);
    registry.unregister(resolverMock, resolverProps);
    assertFalse(registry.getKeys().get(0).equals(resolverMock));

    super.tearDown();
  }