public static void TearDown()
        {
            var environmentVariable =
                Environment.GetEnvironmentVariable("VCAP_SERVICES");

            var fileContent =
                File.ReadAllText(environmentVariable);

            var vcapServices =
                JObject.Parse(fileContent);

            string _endpoint = vcapServices["discovery"][0]["credentials"]["url"].Value <string>();
            string _username = vcapServices["discovery"][0]["credentials"]["username"].Value <string>();
            string _password = vcapServices["discovery"][0]["credentials"]["password"].Value <string>();

            DiscoveryService _discovery = new DiscoveryService(_username, _password, DiscoveryService.DISCOVERY_VERSION_DATE_2017_11_07);

            if (!string.IsNullOrEmpty(_createdEnvironmentId) && !string.IsNullOrEmpty(_createdCollectionId) && !string.IsNullOrEmpty(_createdDocumentId))
            {
                _discovery.DeleteDocument(_createdEnvironmentId, _createdCollectionId, _createdDocumentId);
            }

            if (!string.IsNullOrEmpty(_createdEnvironmentId) && !string.IsNullOrEmpty(_createdCollectionId))
            {
                _discovery.DeleteCollection(_createdEnvironmentId, _createdCollectionId);
            }

            if (!string.IsNullOrEmpty(_createdEnvironmentId) && !string.IsNullOrEmpty(_createdConfigurationId))
            {
                _discovery.DeleteConfiguration(_createdEnvironmentId, _createdConfigurationId);
            }

            if (!string.IsNullOrEmpty(_createdEnvironmentId))
            {
                _discovery.DeleteEnvironment(_createdEnvironmentId);
            }
        }