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dex/server/deviceflowhandlers_test.go

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package server
import (
"bytes"
"context"
"encoding/json"
"io"
"net/http"
"net/http/httptest"
"net/url"
"path"
"strings"
"testing"
"time"
"github.com/dexidp/dex/storage"
)
func TestDeviceVerificationURI(t *testing.T) {
t0 := time.Now()
now := func() time.Time { return t0 }
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
// Setup a dex server.
httpServer, s := newTestServer(ctx, t, func(c *Config) {
c.Issuer += "/non-root-path"
c.Now = now
})
defer httpServer.Close()
u, err := url.Parse(s.issuerURL.String())
if err != nil {
t.Fatalf("Could not parse issuer URL %v", err)
}
u.Path = path.Join(u.Path, "/device/auth/verify_code")
uri := s.getDeviceVerificationURI()
if uri != u.Path {
t.Errorf("Invalid verification URI. Expected %v got %v", u.Path, uri)
}
}
func TestHandleDeviceCode(t *testing.T) {
t0 := time.Now()
now := func() time.Time { return t0 }
tests := []struct {
testName string
clientID string
codeChallengeMethod string
requestType string
scopes []string
expectedResponseCode int
expectedContentType string
expectedServerResponse string
}{
{
testName: "New Code",
clientID: "test",
requestType: "POST",
scopes: []string{"openid", "profile", "email"},
expectedResponseCode: http.StatusOK,
expectedContentType: "application/json",
},
{
testName: "Invalid request Type (GET)",
clientID: "test",
requestType: "GET",
scopes: []string{"openid", "profile", "email"},
expectedResponseCode: http.StatusBadRequest,
expectedContentType: "application/json",
},
{
testName: "New Code with valid PKCE",
clientID: "test",
requestType: "POST",
scopes: []string{"openid", "profile", "email"},
codeChallengeMethod: "S256",
expectedResponseCode: http.StatusOK,
expectedContentType: "application/json",
},
{
testName: "Invalid code challenge method",
clientID: "test",
requestType: "POST",
codeChallengeMethod: "invalid",
scopes: []string{"openid", "profile", "email"},
expectedResponseCode: http.StatusBadRequest,
expectedContentType: "application/json",
},
}
for _, tc := range tests {
t.Run(tc.testName, func(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
// Setup a dex server.
httpServer, s := newTestServer(ctx, t, func(c *Config) {
c.Issuer += "/non-root-path"
c.Now = now
})
defer httpServer.Close()
u, err := url.Parse(s.issuerURL.String())
if err != nil {
t.Fatalf("Could not parse issuer URL %v", err)
}
u.Path = path.Join(u.Path, "device/code")
data := url.Values{}
data.Set("client_id", tc.clientID)
data.Set("code_challenge_method", tc.codeChallengeMethod)
for _, scope := range tc.scopes {
data.Add("scope", scope)
}
req, _ := http.NewRequest(tc.requestType, u.String(), bytes.NewBufferString(data.Encode()))
req.Header.Set("Content-Type", "application/x-www-form-urlencoded; param=value")
rr := httptest.NewRecorder()
s.ServeHTTP(rr, req)
if rr.Code != tc.expectedResponseCode {
t.Errorf("Unexpected Response Type. Expected %v got %v", tc.expectedResponseCode, rr.Code)
}
if rr.Header().Get("content-type") != tc.expectedContentType {
t.Errorf("Unexpected Response Content Type. Expected %v got %v", tc.expectedContentType, rr.Header().Get("content-type"))
}
body, err := io.ReadAll(rr.Body)
if err != nil {
t.Errorf("Could read token response %v", err)
}
if tc.expectedResponseCode == http.StatusOK {
var resp deviceCodeResponse
if err := json.Unmarshal(body, &resp); err != nil {
t.Errorf("Unexpected Device Code Response Format %v", string(body))
}
}
})
}
}
func TestDeviceCallback(t *testing.T) {
t0 := time.Now()
now := func() time.Time { return t0 }
type formValues struct {
state string
code string
error string
}
// Base "Control" test values
baseFormValues := formValues{
state: "XXXX-XXXX",
code: "somecode",
}
baseAuthCode := storage.AuthCode{
ID: "somecode",
ClientID: "testclient",
RedirectURI: deviceCallbackURI,
Nonce: "",
Scopes: []string{"openid", "profile", "email"},
ConnectorID: "mock",
ConnectorData: nil,
Claims: storage.Claims{},
Expiry: now().Add(5 * time.Minute),
}
baseDeviceRequest := storage.DeviceRequest{
UserCode: "XXXX-XXXX",
DeviceCode: "devicecode",
ClientID: "testclient",
ClientSecret: "",
Scopes: []string{"openid", "profile", "email"},
Expiry: now().Add(5 * time.Minute),
}
baseDeviceToken := storage.DeviceToken{
DeviceCode: "devicecode",
Status: deviceTokenPending,
Token: "",
Expiry: now().Add(5 * time.Minute),
LastRequestTime: time.Time{},
PollIntervalSeconds: 0,
}
tests := []struct {
testName string
expectedResponseCode int
expectedServerResponse string
values formValues
testAuthCode storage.AuthCode
testDeviceRequest storage.DeviceRequest
testDeviceToken storage.DeviceToken
}{
{
testName: "Missing State",
values: formValues{
state: "",
code: "somecode",
error: "",
},
expectedResponseCode: http.StatusBadRequest,
},
{
testName: "Missing Code",
values: formValues{
state: "XXXX-XXXX",
code: "",
error: "",
},
expectedResponseCode: http.StatusBadRequest,
},
{
testName: "Error During Authorization",
values: formValues{
state: "XXXX-XXXX",
code: "somecode",
error: "Error Condition",
},
expectedResponseCode: http.StatusBadRequest,
expectedServerResponse: "Error Condition: \n",
},
{
testName: "Expired Auth Code",
values: baseFormValues,
testAuthCode: storage.AuthCode{
ID: "somecode",
ClientID: "testclient",
RedirectURI: deviceCallbackURI,
Nonce: "",
Scopes: []string{"openid", "profile", "email"},
ConnectorID: "pic",
ConnectorData: nil,
Claims: storage.Claims{},
Expiry: now().Add(-5 * time.Minute),
},
expectedResponseCode: http.StatusBadRequest,
},
{
testName: "Invalid Auth Code",
values: baseFormValues,
testAuthCode: storage.AuthCode{
ID: "somecode",
ClientID: "testclient",
RedirectURI: deviceCallbackURI,
Nonce: "",
Scopes: []string{"openid", "profile", "email"},
ConnectorID: "pic",
ConnectorData: nil,
Claims: storage.Claims{},
Expiry: now().Add(5 * time.Minute),
},
expectedResponseCode: http.StatusBadRequest,
},
{
testName: "Expired Device Request",
values: baseFormValues,
testAuthCode: baseAuthCode,
testDeviceRequest: storage.DeviceRequest{
UserCode: "XXXX-XXXX",
DeviceCode: "devicecode",
ClientID: "testclient",
Scopes: []string{"openid", "profile", "email"},
Expiry: now().Add(-5 * time.Minute),
},
expectedResponseCode: http.StatusBadRequest,
},
{
testName: "Non-Existent User Code",
values: baseFormValues,
testAuthCode: baseAuthCode,
testDeviceRequest: storage.DeviceRequest{
UserCode: "ZZZZ-ZZZZ",
DeviceCode: "devicecode",
Scopes: []string{"openid", "profile", "email"},
Expiry: now().Add(5 * time.Minute),
},
expectedResponseCode: http.StatusBadRequest,
},
{
testName: "Bad Device Request Client",
values: baseFormValues,
testAuthCode: baseAuthCode,
testDeviceRequest: storage.DeviceRequest{
UserCode: "XXXX-XXXX",
DeviceCode: "devicecode",
Scopes: []string{"openid", "profile", "email"},
Expiry: now().Add(5 * time.Minute),
},
expectedResponseCode: http.StatusUnauthorized,
},
{
testName: "Bad Device Request Secret",
values: baseFormValues,
testAuthCode: baseAuthCode,
testDeviceRequest: storage.DeviceRequest{
UserCode: "XXXX-XXXX",
DeviceCode: "devicecode",
ClientSecret: "foobar",
Scopes: []string{"openid", "profile", "email"},
Expiry: now().Add(5 * time.Minute),
},
expectedResponseCode: http.StatusUnauthorized,
},
{
testName: "Expired Device Token",
values: baseFormValues,
testAuthCode: baseAuthCode,
testDeviceRequest: baseDeviceRequest,
testDeviceToken: storage.DeviceToken{
DeviceCode: "devicecode",
Status: deviceTokenPending,
Token: "",
Expiry: now().Add(-5 * time.Minute),
LastRequestTime: time.Time{},
PollIntervalSeconds: 0,
},
expectedResponseCode: http.StatusBadRequest,
},
{
testName: "Device Code Already Redeemed",
values: baseFormValues,
testAuthCode: baseAuthCode,
testDeviceRequest: baseDeviceRequest,
testDeviceToken: storage.DeviceToken{
DeviceCode: "devicecode",
Status: deviceTokenComplete,
Token: "",
Expiry: now().Add(5 * time.Minute),
LastRequestTime: time.Time{},
PollIntervalSeconds: 0,
},
expectedResponseCode: http.StatusBadRequest,
},
{
testName: "Successful Exchange",
values: baseFormValues,
testAuthCode: baseAuthCode,
testDeviceRequest: baseDeviceRequest,
testDeviceToken: baseDeviceToken,
expectedResponseCode: http.StatusOK,
},
{
testName: "Prevent cross-site scripting",
values: formValues{
state: "XXXX-XXXX",
code: "somecode",
error: "<script>console.log(window);</script>",
},
expectedResponseCode: http.StatusBadRequest,
expectedServerResponse: "&lt;script&gt;console.log(window);&lt;/script&gt;: \n",
},
}
for _, tc := range tests {
t.Run(tc.testName, func(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
// Setup a dex server.
httpServer, s := newTestServer(ctx, t, func(c *Config) {
// c.Issuer = c.Issuer + "/non-root-path"
c.Now = now
})
defer httpServer.Close()
if err := s.storage.CreateAuthCode(tc.testAuthCode); err != nil {
t.Fatalf("failed to create auth code: %v", err)
}
if err := s.storage.CreateDeviceRequest(tc.testDeviceRequest); err != nil {
t.Fatalf("failed to create device request: %v", err)
}
if err := s.storage.CreateDeviceToken(tc.testDeviceToken); err != nil {
t.Fatalf("failed to create device token: %v", err)
}
client := storage.Client{
ID: "testclient",
Secret: "",
RedirectURIs: []string{deviceCallbackURI},
}
if err := s.storage.CreateClient(client); err != nil {
t.Fatalf("failed to create client: %v", err)
}
u, err := url.Parse(s.issuerURL.String())
if err != nil {
t.Fatalf("Could not parse issuer URL %v", err)
}
u.Path = path.Join(u.Path, "device/callback")
q := u.Query()
q.Set("state", tc.values.state)
q.Set("code", tc.values.code)
q.Set("error", tc.values.error)
u.RawQuery = q.Encode()
req, _ := http.NewRequest("GET", u.String(), nil)
req.Header.Set("Content-Type", "application/x-www-form-urlencoded; param=value")
rr := httptest.NewRecorder()
s.ServeHTTP(rr, req)
if rr.Code != tc.expectedResponseCode {
t.Errorf("%s: Unexpected Response Type. Expected %v got %v", tc.testName, tc.expectedResponseCode, rr.Code)
}
if len(tc.expectedServerResponse) > 0 {
result, _ := io.ReadAll(rr.Body)
if string(result) != tc.expectedServerResponse {
t.Errorf("%s: Unexpected Response. Expected %q got %q", tc.testName, tc.expectedServerResponse, result)
}
}
})
}
}
func TestDeviceTokenResponse(t *testing.T) {
t0 := time.Now()
now := func() time.Time { return t0 }
// Base PKCE values
// base64-urlencoded, sha256 digest of code_verifier
codeChallenge := "L7ZqsT_zNwvrH8E7J0CqPHx1wgBaFiaE-fAZcKUUAbc"
codeChallengeMethod := "S256"
// "random" string between 43 & 128 ASCII characters
codeVerifier := "66114650f56cc45dee7ee03c49f048ddf9aa53cbf5b09985832fa4f790ff2604"
baseDeviceRequest := storage.DeviceRequest{
UserCode: "ABCD-WXYZ",
DeviceCode: "foo",
ClientID: "testclient",
Scopes: []string{"openid", "profile", "offline_access"},
Expiry: now().Add(5 * time.Minute),
}
tests := []struct {
testName string
testDeviceRequest storage.DeviceRequest
testDeviceToken storage.DeviceToken
testGrantType string
testDeviceCode string
testCodeVerifier string
expectedServerResponse string
expectedResponseCode int
}{
{
testName: "Valid but pending token",
testDeviceRequest: baseDeviceRequest,
testDeviceToken: storage.DeviceToken{
DeviceCode: "f00bar",
Status: deviceTokenPending,
Token: "",
Expiry: now().Add(5 * time.Minute),
LastRequestTime: time.Time{},
PollIntervalSeconds: 0,
},
testDeviceCode: "f00bar",
expectedServerResponse: deviceTokenPending,
expectedResponseCode: http.StatusUnauthorized,
},
{
testName: "Invalid Grant Type",
testDeviceRequest: baseDeviceRequest,
testDeviceToken: storage.DeviceToken{
DeviceCode: "f00bar",
Status: deviceTokenPending,
Token: "",
Expiry: now().Add(5 * time.Minute),
LastRequestTime: time.Time{},
PollIntervalSeconds: 0,
},
testDeviceCode: "f00bar",
testGrantType: grantTypeAuthorizationCode,
expectedServerResponse: errInvalidGrant,
expectedResponseCode: http.StatusBadRequest,
},
{
testName: "Test Slow Down State",
testDeviceRequest: baseDeviceRequest,
testDeviceToken: storage.DeviceToken{
DeviceCode: "f00bar",
Status: deviceTokenPending,
Token: "",
Expiry: now().Add(5 * time.Minute),
LastRequestTime: now(),
PollIntervalSeconds: 10,
},
testDeviceCode: "f00bar",
expectedServerResponse: deviceTokenSlowDown,
expectedResponseCode: http.StatusBadRequest,
},
{
testName: "Test Expired Device Token",
testDeviceRequest: baseDeviceRequest,
testDeviceToken: storage.DeviceToken{
DeviceCode: "f00bar",
Status: deviceTokenPending,
Token: "",
Expiry: now().Add(-5 * time.Minute),
LastRequestTime: time.Time{},
PollIntervalSeconds: 0,
},
testDeviceCode: "f00bar",
expectedServerResponse: deviceTokenExpired,
expectedResponseCode: http.StatusBadRequest,
},
{
testName: "Test Non-existent Device Code",
testDeviceRequest: baseDeviceRequest,
testDeviceToken: storage.DeviceToken{
DeviceCode: "foo",
Status: deviceTokenPending,
Token: "",
Expiry: now().Add(-5 * time.Minute),
LastRequestTime: time.Time{},
PollIntervalSeconds: 0,
},
testDeviceCode: "bar",
expectedServerResponse: errInvalidRequest,
expectedResponseCode: http.StatusBadRequest,
},
{
testName: "Empty Device Code in Request",
testDeviceRequest: baseDeviceRequest,
testDeviceToken: storage.DeviceToken{
DeviceCode: "bar",
Status: deviceTokenPending,
Token: "",
Expiry: now().Add(-5 * time.Minute),
LastRequestTime: time.Time{},
PollIntervalSeconds: 0,
},
testDeviceCode: "",
expectedServerResponse: errInvalidRequest,
expectedResponseCode: http.StatusBadRequest,
},
{
testName: "Claim validated token from Device Code",
testDeviceRequest: baseDeviceRequest,
testDeviceToken: storage.DeviceToken{
DeviceCode: "foo",
Status: deviceTokenComplete,
Token: "{\"access_token\": \"foobar\"}",
Expiry: now().Add(5 * time.Minute),
LastRequestTime: time.Time{},
PollIntervalSeconds: 0,
},
testDeviceCode: "foo",
expectedServerResponse: "{\"access_token\": \"foobar\"}",
expectedResponseCode: http.StatusOK,
},
{
testName: "Successful Exchange with PKCE",
testDeviceToken: storage.DeviceToken{
DeviceCode: "foo",
Status: deviceTokenComplete,
Token: "{\"access_token\": \"foobar\"}",
Expiry: now().Add(5 * time.Minute),
LastRequestTime: time.Time{},
PollIntervalSeconds: 0,
PKCE: storage.PKCE{
CodeChallenge: codeChallenge,
CodeChallengeMethod: codeChallengeMethod,
},
},
testDeviceCode: "foo",
testCodeVerifier: codeVerifier,
testDeviceRequest: baseDeviceRequest,
expectedServerResponse: "{\"access_token\": \"foobar\"}",
expectedResponseCode: http.StatusOK,
},
{
testName: "Test Exchange started with PKCE but without verifier provided",
testDeviceToken: storage.DeviceToken{
DeviceCode: "foo",
Status: deviceTokenComplete,
Token: "{\"access_token\": \"foobar\"}",
Expiry: now().Add(5 * time.Minute),
LastRequestTime: time.Time{},
PollIntervalSeconds: 0,
PKCE: storage.PKCE{
CodeChallenge: codeChallenge,
CodeChallengeMethod: codeChallengeMethod,
},
},
testDeviceCode: "foo",
testDeviceRequest: baseDeviceRequest,
expectedServerResponse: errInvalidGrant,
expectedResponseCode: http.StatusBadRequest,
},
{
testName: "Test Exchange not started with PKCE but verifier provided",
testDeviceToken: storage.DeviceToken{
DeviceCode: "foo",
Status: deviceTokenComplete,
Token: "{\"access_token\": \"foobar\"}",
Expiry: now().Add(5 * time.Minute),
LastRequestTime: time.Time{},
PollIntervalSeconds: 0,
},
testDeviceCode: "foo",
testCodeVerifier: codeVerifier,
testDeviceRequest: baseDeviceRequest,
expectedServerResponse: errInvalidRequest,
expectedResponseCode: http.StatusBadRequest,
},
{
testName: "Test with PKCE but incorrect verifier provided",
testDeviceToken: storage.DeviceToken{
DeviceCode: "foo",
Status: deviceTokenComplete,
Token: "{\"access_token\": \"foobar\"}",
Expiry: now().Add(5 * time.Minute),
LastRequestTime: time.Time{},
PollIntervalSeconds: 0,
PKCE: storage.PKCE{
CodeChallenge: codeChallenge,
CodeChallengeMethod: codeChallengeMethod,
},
},
testDeviceCode: "foo",
testCodeVerifier: "invalid",
testDeviceRequest: baseDeviceRequest,
expectedServerResponse: errInvalidGrant,
expectedResponseCode: http.StatusBadRequest,
},
{
testName: "Test with PKCE but incorrect challenge provided",
testDeviceToken: storage.DeviceToken{
DeviceCode: "foo",
Status: deviceTokenComplete,
Token: "{\"access_token\": \"foobar\"}",
Expiry: now().Add(5 * time.Minute),
LastRequestTime: time.Time{},
PollIntervalSeconds: 0,
PKCE: storage.PKCE{
CodeChallenge: "invalid",
CodeChallengeMethod: codeChallengeMethod,
},
},
testDeviceCode: "foo",
testCodeVerifier: codeVerifier,
testDeviceRequest: baseDeviceRequest,
expectedServerResponse: errInvalidGrant,
expectedResponseCode: http.StatusBadRequest,
},
}
for _, tc := range tests {
t.Run(tc.testName, func(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
// Setup a dex server.
httpServer, s := newTestServer(ctx, t, func(c *Config) {
c.Issuer += "/non-root-path"
c.Now = now
})
defer httpServer.Close()
if err := s.storage.CreateDeviceRequest(tc.testDeviceRequest); err != nil {
t.Fatalf("Failed to store device token %v", err)
}
if err := s.storage.CreateDeviceToken(tc.testDeviceToken); err != nil {
t.Fatalf("Failed to store device token %v", err)
}
u, err := url.Parse(s.issuerURL.String())
if err != nil {
t.Fatalf("Could not parse issuer URL %v", err)
}
u.Path = path.Join(u.Path, "device/token")
data := url.Values{}
grantType := grantTypeDeviceCode
if tc.testGrantType != "" {
grantType = tc.testGrantType
}
data.Set("grant_type", grantType)
data.Set("device_code", tc.testDeviceCode)
if tc.testCodeVerifier != "" {
data.Set("code_verifier", tc.testCodeVerifier)
}
req, _ := http.NewRequest("POST", u.String(), bytes.NewBufferString(data.Encode()))
req.Header.Set("Content-Type", "application/x-www-form-urlencoded; param=value")
rr := httptest.NewRecorder()
s.ServeHTTP(rr, req)
if rr.Code != tc.expectedResponseCode {
t.Errorf("Unexpected Response Type. Expected %v got %v", tc.expectedResponseCode, rr.Code)
}
body, err := io.ReadAll(rr.Body)
if err != nil {
t.Errorf("Could read token response %v", err)
}
if tc.expectedResponseCode == http.StatusBadRequest || tc.expectedResponseCode == http.StatusUnauthorized {
expectJSONErrorResponse(tc.testName, body, tc.expectedServerResponse, t)
} else if string(body) != tc.expectedServerResponse {
t.Errorf("Unexpected Server Response. Expected %v got %v", tc.expectedServerResponse, string(body))
}
})
}
}
func expectJSONErrorResponse(testCase string, body []byte, expectedError string, t *testing.T) {
jsonMap := make(map[string]interface{})
err := json.Unmarshal(body, &jsonMap)
if err != nil {
t.Errorf("Unexpected error unmarshalling response: %v", err)
}
if jsonMap["error"] != expectedError {
t.Errorf("Test Case %s expected error %v, received %v", testCase, expectedError, jsonMap["error"])
}
}
func TestVerifyCodeResponse(t *testing.T) {
t0 := time.Now()
now := func() time.Time { return t0 }
tests := []struct {
testName string
testDeviceRequest storage.DeviceRequest
userCode string
expectedResponseCode int
expectedRedirectPath string
}{
{
testName: "Unknown user code",
testDeviceRequest: storage.DeviceRequest{
UserCode: "ABCD-WXYZ",
DeviceCode: "f00bar",
ClientID: "testclient",
Scopes: []string{"openid", "profile", "offline_access"},
Expiry: now().Add(5 * time.Minute),
},
userCode: "CODE-TEST",
expectedResponseCode: http.StatusBadRequest,
expectedRedirectPath: "",
},
{
testName: "Expired user code",
testDeviceRequest: storage.DeviceRequest{
UserCode: "ABCD-WXYZ",
DeviceCode: "f00bar",
ClientID: "testclient",
Scopes: []string{"openid", "profile", "offline_access"},
Expiry: now().Add(-5 * time.Minute),
},
userCode: "ABCD-WXYZ",
expectedResponseCode: http.StatusBadRequest,
expectedRedirectPath: "",
},
{
testName: "No user code",
testDeviceRequest: storage.DeviceRequest{
UserCode: "ABCD-WXYZ",
DeviceCode: "f00bar",
ClientID: "testclient",
Scopes: []string{"openid", "profile", "offline_access"},
Expiry: now().Add(-5 * time.Minute),
},
userCode: "",
expectedResponseCode: http.StatusBadRequest,
expectedRedirectPath: "",
},
{
testName: "Valid user code, expect redirect to auth endpoint",
testDeviceRequest: storage.DeviceRequest{
UserCode: "ABCD-WXYZ",
DeviceCode: "f00bar",
ClientID: "testclient",
Scopes: []string{"openid", "profile", "offline_access"},
Expiry: now().Add(5 * time.Minute),
},
userCode: "ABCD-WXYZ",
expectedResponseCode: http.StatusFound,
expectedRedirectPath: "/auth",
},
}
for _, tc := range tests {
t.Run(tc.testName, func(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
// Setup a dex server.
httpServer, s := newTestServer(ctx, t, func(c *Config) {
c.Issuer += "/non-root-path"
c.Now = now
})
defer httpServer.Close()
if err := s.storage.CreateDeviceRequest(tc.testDeviceRequest); err != nil {
t.Fatalf("Failed to store device token %v", err)
}
u, err := url.Parse(s.issuerURL.String())
if err != nil {
t.Fatalf("Could not parse issuer URL %v", err)
}
u.Path = path.Join(u.Path, "device/auth/verify_code")
data := url.Values{}
data.Set("user_code", tc.userCode)
req, _ := http.NewRequest("POST", u.String(), bytes.NewBufferString(data.Encode()))
req.Header.Set("Content-Type", "application/x-www-form-urlencoded; param=value")
rr := httptest.NewRecorder()
s.ServeHTTP(rr, req)
if rr.Code != tc.expectedResponseCode {
t.Errorf("Unexpected Response Type. Expected %v got %v", tc.expectedResponseCode, rr.Code)
}
u, err = url.Parse(s.issuerURL.String())
if err != nil {
t.Errorf("Could not parse issuer URL %v", err)
}
u.Path = path.Join(u.Path, tc.expectedRedirectPath)
location := rr.Header().Get("Location")
if rr.Code == http.StatusFound && !strings.HasPrefix(location, u.Path) {
t.Errorf("Invalid Redirect. Expected %v got %v", u.Path, location)
}
})
}
}