### Question:
ApiServiceCacheWrapper extends AbstractGenericCacheWrapper<ApiService> implements IApiServiceCacheWrapper { @Override public void removeService(String key) { ApiService apiService = this.get(this.getCacheKeyPrefix() + key, ApiService.class); this.manage(key, apiService, Action.DELETE); }  @Override void initCache(Map<String, ApiResource> resources, IApiCatalogDAO apiCatalogDAO); @Override Map<String, ApiService> getMasterServices(); @Override void addService(ApiService apiService); @Override void updateService(ApiService apiService); @Override void removeService(String key);  }### Answer:
@Test public void should_update_existing_entry() { cacheWrapper.removeService("test"); }