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mockidpserver.go
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mockidpserver.go
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package oauth
import (
"encoding/json"
"io/ioutil"
"net/http"
"net/http/httptest"
"strings"
"time"
"github.com/google/uuid"
)
// MockIDPServer - interface for mock IDP server
type MockIDPServer interface {
GetMetadataURL() string
GetIssuer() string
GetTokenURL() string
GetAuthEndpoint() string
SetMetadataResponseCode(statusCode int)
SetTokenResponse(accessToken string, expiry time.Duration, statusCode int)
SetRegistrationResponseCode(statusCode int)
Close()
}
type mockIDPServer struct {
metadataResponseCode int
tokenResponseCode int
registerResponseCode int
accessToken string
tokenExpiry time.Duration
serverMetadata *AuthorizationServerMetadata
server *httptest.Server
}
// NewMockIDPServer - creates a new mock IDP server for tests
func NewMockIDPServer() MockIDPServer {
m := &mockIDPServer{
metadataResponseCode: http.StatusOK,
tokenResponseCode: http.StatusOK,
registerResponseCode: http.StatusCreated,
}
m.server = httptest.NewServer(http.HandlerFunc(m.handleRequest))
m.serverMetadata = &AuthorizationServerMetadata{
Issuer: m.GetIssuer(),
TokenEndpoint: m.GetTokenURL(),
AuthorizationEndpoint: m.GetAuthEndpoint(),
RegistrationEndpoint: m.GetRegistrationEndpoint(),
}
return m
}
func (m *mockIDPServer) handleRequest(resp http.ResponseWriter, req *http.Request) {
if strings.Contains(req.RequestURI, "/metadata") {
defer func() {
m.metadataResponseCode = http.StatusOK
}()
if m.metadataResponseCode != http.StatusOK {
resp.WriteHeader(m.metadataResponseCode)
return
}
buf, _ := json.Marshal(m.serverMetadata)
resp.Write(buf)
}
if strings.Contains(req.RequestURI, "/token") {
defer func() {
m.tokenResponseCode = http.StatusOK
m.accessToken = ""
m.tokenExpiry = 0
}()
if m.tokenResponseCode != http.StatusOK {
resp.WriteHeader(m.tokenResponseCode)
return
}
now := time.Now()
t := tokenResponse{
AccessToken: m.accessToken,
ExpiresIn: now.Add(m.tokenExpiry).UnixNano() / 1e9,
}
buf, _ := json.Marshal(t)
resp.Write(buf)
}
if strings.Contains(req.RequestURI, "/register") {
defer func() {
m.registerResponseCode = http.StatusCreated
}()
if req.Method == http.MethodPost {
if m.registerResponseCode != http.StatusCreated {
resp.WriteHeader(m.registerResponseCode)
return
}
resp.WriteHeader(http.StatusCreated)
clientBuf, _ := ioutil.ReadAll(req.Body)
cl := &clientMetadata{}
json.Unmarshal(clientBuf, cl)
cl.ClientID = uuid.New().String()
cl.ClientSecret = uuid.New().String()
clientBuf, _ = json.Marshal(cl)
resp.Write(clientBuf)
}
if req.Method == http.MethodDelete {
if m.registerResponseCode != http.StatusNoContent {
resp.WriteHeader(m.registerResponseCode)
return
}
resp.WriteHeader(http.StatusNoContent)
}
}
}
func (m *mockIDPServer) GetMetadataURL() string {
return m.server.URL + "/metadata"
}
func (m *mockIDPServer) GetIssuer() string {
return m.server.URL
}
func (m *mockIDPServer) GetTokenURL() string {
return m.server.URL + "/token"
}
func (m *mockIDPServer) GetAuthEndpoint() string {
return m.server.URL + "/auth"
}
func (m *mockIDPServer) GetRegistrationEndpoint() string {
return m.server.URL + "/register"
}
func (m *mockIDPServer) SetMetadataResponseCode(statusCode int) {
m.metadataResponseCode = statusCode
}
func (m *mockIDPServer) SetTokenResponse(accessToken string, expiry time.Duration, statusCode int) {
m.accessToken = accessToken
m.tokenExpiry = expiry
m.tokenResponseCode = statusCode
}
func (m *mockIDPServer) SetRegistrationResponseCode(statusCode int) {
m.registerResponseCode = statusCode
}
func (m *mockIDPServer) Close() {
m.server.Close()
}