@Override
    public Set<ApplicationId> getApplicationIds(String location) {
        Set<ApplicationId> appIds = localBundleAppDirectory.get(location);
        return appIds != null ? appIds : Sets.newHashSet();
    }
@Test
    public void testGetApplicationIds() {
        Set<ApplicationId> appIds = localBundleAppDirectory.get("testLocation");
        assertTrue(appIds.contains(appId));
    }