final Bundle bundleB = installBundle( pid, ManagedServiceTestActivator2.class, locationB );
bundleB.start();
delay();
// ==> invisible configuration supplied as null to service ms2
final ManagedServiceTestActivator2 testerB1 = ManagedServiceTestActivator2.INSTANCE;
TestCase.assertNull( testerB1.props );
TestCase.assertEquals( 1, testerB1.numManagedServiceUpdatedCalls );
// 5. Call Configuration.setBundleLocation( "locationB" )
config.setBundleLocation( locationB );