public AttributeTests()
        {
            client = new ApiClient(Resource.Base);
            client.AddDefaultHeader("Cache-Control", "no-cache");
            api = new AttributeApi(client);

            httpClient = new HttpClient();
            httpClient.BaseAddress = new Uri(Resource.Base);
            httpClient.DefaultRequestHeaders.Add("Cache-Control", "no-cache");
        }
        public void Init()
        {
            base.CommonInit();
            instance = client.Attribute;
            base.CreateSampleDatabaseForTests();

            string path           = Constants.AF_ATTRIBUTE_PATH;
            string selectedFields = null;

            webId = instance.GetByPath(path, selectedFields).WebId;
        }