JWKS struct {
		URL *xnet.URL
	}
	URL                *xnet.URL
	ClaimPrefix        string
	ClaimName          string
	ClaimUserinfo      bool
	RedirectURI        string
	RedirectURIDynamic bool
	DiscoveryDoc       DiscoveryDoc
	ClientID           string
	ClientSecret       string
	RolePolicy         string

	roleArn  arn.ARN
	provider provider.Provider
}

	Expiry      int    `json:"expires_in"`
}

// KeycloakProvider implements Provider interface for KeyCloak Identity Provider.
type KeycloakProvider struct {
	sync.Mutex

	oeConfig DiscoveryDoc
	client   http.Client
	adminURL string
	realm    string

	// internal value refreshed
	accessToken Token
}

// LoginWithUser authenticates username/password, not needed for Keycloak

			if _, ok := claims[k]; !ok { // only add to claims not update it.
				claims[k] = v
			}
		}
	}
	return nil
}

// DiscoveryDoc - parses the output from openid-configuration
// for example https://accounts.google.com/.well-known/openid-configuration
type DiscoveryDoc struct {
	Issuer                           string   `json:"issuer,omitempty"`

		return signKey, nil
	})
	if err != nil {
		t.Error(err)
	}
}

func TestKeycloakProviderInitialization(t *testing.T) {
	testConfig := providerCfg{
		DiscoveryDoc: DiscoveryDoc{
			TokenEndpoint: "http://keycloak.test/token/endpoint",
		},
	}
	testKvs := config.KVS{}
	testKvs.Set(Vendor, "keycloak")
	testKvs.Set(KeyCloakRealm, "TestRealm")

		}
		seenClientIDs.Add(p.ClientID)

		p.URL, err = xnet.ParseHTTPURL(configURL)
		if err != nil {
			return c, err
		}
		configURLDomain := p.URL.Hostname()
		p.DiscoveryDoc, err = parseDiscoveryDoc(p.URL, transport, closeRespFn)
		if err != nil {
			return c, err
		}

		if p.ClaimUserinfo && configURL == "" {

			HMACPassphrase:          cfg.ClientID,
			Scopes:                  strings.Join(cfg.DiscoveryDoc.ScopesSupported, ","),
			Userinfo:                cfg.ClaimUserinfo,
			RedirectCallbackDynamic: cfg.RedirectURIDynamic,
			RedirectCallback:        callback,
			EndSessionEndpoint:      cfg.DiscoveryDoc.EndSessionEndpoint,
			RoleArn:                 cfg.GetRoleArn(),
		}
	}
	return m
}