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unit testing for oidc and fix test cases for remote comments

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This commit is contained in:
yequari 2025-07-17 17:02:35 -07:00
parent db1d4e1ad2
commit f6e332b76a
8 changed files with 289 additions and 65 deletions
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54
cmd/web/handlers_guestbook_test.go
View File

@ -1,9 +1,12 @@
package main
import (
"bytes"
"fmt"
"io"
"net/http"
"net/url"
"strings"
"testing"
"git.32bit.cafe/32bitcafe/guestbook/internal/assert"
@ -150,9 +153,6 @@ func TestPostGuestbookCommentCreateRemote(t *testing.T) {
ts := newTestServer(t, app.routes())
defer ts.Close()
_, _, body := ts.get(t, fmt.Sprintf("/websites/%s/guestbook", shortIdToSlug(1)))
validCSRFToken := extractCSRFToken(t, body)
const (
validAuthorName = "John Test"
validAuthorEmail = "test@example.com"
@ -166,8 +166,8 @@ func TestPostGuestbookCommentCreateRemote(t *testing.T) {
authorEmail string
authorSite string
content string
csrfToken string
wantCode int
wantBody string
}{
{
name: "Valid input",
@ -175,8 +175,8 @@ func TestPostGuestbookCommentCreateRemote(t *testing.T) {
authorEmail: validAuthorEmail,
authorSite: validAuthorSite,
content: validContent,
csrfToken: validCSRFToken,
wantCode: http.StatusSeeOther,
wantCode: http.StatusOK,
wantBody: "Comment successfully posted",
},
{
name: "Blank name",
@ -184,8 +184,8 @@ func TestPostGuestbookCommentCreateRemote(t *testing.T) {
authorEmail: validAuthorEmail,
authorSite: validAuthorSite,
content: validContent,
csrfToken: validCSRFToken,
wantCode: http.StatusUnprocessableEntity,
wantCode: http.StatusOK,
wantBody: "An error occurred",
},
{
name: "Blank email",
@ -193,8 +193,8 @@ func TestPostGuestbookCommentCreateRemote(t *testing.T) {
authorEmail: "",
authorSite: validAuthorSite,
content: validContent,
csrfToken: validCSRFToken,
wantCode: http.StatusSeeOther,
wantCode: http.StatusOK,
wantBody: "Comment successfully posted",
},
{
name: "Blank site",
@ -202,8 +202,8 @@ func TestPostGuestbookCommentCreateRemote(t *testing.T) {
authorEmail: validAuthorEmail,
authorSite: "",
content: validContent,
csrfToken: validCSRFToken,
wantCode: http.StatusSeeOther,
wantCode: http.StatusOK,
wantBody: "Comment successfully posted",
},
{
name: "Blank content",
@ -211,21 +211,39 @@ func TestPostGuestbookCommentCreateRemote(t *testing.T) {
authorEmail: validAuthorEmail,
authorSite: validAuthorSite,
content: "",
csrfToken: validCSRFToken,
wantCode: http.StatusUnprocessableEntity,
wantCode: http.StatusOK,
wantBody: "An error occurred",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
form := url.Values{}
form.Add("authorname", tt.authorName)
form.Add("authoremail", tt.authorEmail)
form.Add("authorsite", tt.authorSite)
form.Add("content", tt.content)
form.Add("csrf_token", tt.csrfToken)
code, _, body := ts.postForm(t, fmt.Sprintf("/websites/%s/guestbook/comments/create/remote", shortIdToSlug(1)), form)
assert.Equal(t, code, tt.wantCode)
assert.Equal(t, body, body)
r, err := http.NewRequest("POST", ts.URL, strings.NewReader(form.Encode()))
if err != nil {
t.Fatal(err)
}
r.URL.Path = fmt.Sprintf("/websites/%s/guestbook/comments/create/remote", shortIdToSlug(1))
r.Header.Set("Content-Type", "application/x-www-form-urlencoded")
r.Header.Set("Origin", "http://example.com")
resp, err := ts.Client().Do(r)
if err != nil {
t.Fatal(err)
}
defer resp.Body.Close()
body, err := io.ReadAll(resp.Body)
if err != nil {
t.Fatal(err)
}
body = bytes.TrimSpace(body)
assert.Equal(t, resp.StatusCode, tt.wantCode)
assert.StringContains(t, string(body), tt.wantBody)
})
}
}

26
cmd/web/handlers_user.go
View File

@ -173,13 +173,35 @@ func (app *application) userLoginOIDCCallback(w http.ResponseWriter, r *http.Req
app.serverError(w, r, err)
return
}
id, err := app.users.AuthenticateByOIDC(t.Email, t.Subject)
if err != nil {
// search for user by subject
id, err := app.users.GetBySubject(t.Subject)
if err != nil && errors.Is(err, models.ErrNoRecord) {
// if no user is found, check if they have signed up by email already
id, err = app.users.GetByEmail(t.Email)
if err == nil {
// if user is found by email, update subject to match them in the first step next time
err2 := app.users.UpdateSubject(id, t.Subject)
if err2 != nil {
app.serverError(w, r, err2)
return
}
}
} else if err != nil {
app.serverError(w, r, err)
return
}
if err != nil && errors.Is(err, models.ErrNoRecord) {
// if no user is found by subject or email, create a new user
id, err = app.users.InsertWithoutPassword(app.createShortId(), t.Username, t.Email, t.Subject, DefaultUserSettings())
if err != nil {
app.serverError(w, r, err)
}
} else if err != nil {
app.serverError(w, r, err)
return
}
app.sessionManager.Put(r.Context(), "authenticatedUserId", id)
http.Redirect(w, r, "/", http.StatusSeeOther)
}

129
cmd/web/handlers_user_test.go
View File

@ -1,11 +1,17 @@
package main
import (
"context"
"crypto/rsa"
"net/http"
"net/url"
"testing"
"time"
"git.32bit.cafe/32bitcafe/guestbook/internal/assert"
"github.com/coreos/go-oidc/v3/oidc"
"github.com/coreos/go-oidc/v3/oidc/oidctest"
"golang.org/x/oauth2"
)
func TestUserSignup(t *testing.T) {
@ -119,3 +125,126 @@ func TestUserSignup(t *testing.T) {
}
}
type OAuth2Mock struct {
Srv *testServer
Priv *rsa.PrivateKey
}
func (o *OAuth2Mock) AuthCodeURL(state string, opts ...oauth2.AuthCodeOption) string {
return ""
}
func (o *OAuth2Mock) Exchange(ctx context.Context, code string, opts ...oauth2.AuthCodeOption) (*oauth2.Token, error) {
tkn := oauth2.Token{
AccessToken: "AccessToken",
Expiry: time.Now().Add(1 * time.Hour),
}
m := make(map[string]interface{})
var rawClaims = `{
"iss": "` + o.Srv.URL + `",
"aud": "my-client-id",
"sub": "foo",
"email": "foo@example.com",
"email_verified": true,
"nonce": "nonce"
}`
m["id_token"] = oidctest.SignIDToken(o.Priv, "test-key", oidc.RS256, rawClaims)
return tkn.WithExtra(m), nil
}
func (o *OAuth2Mock) Client(ctx context.Context, t *oauth2.Token) *http.Client {
return nil
}
func TestUserOIDCCallback(t *testing.T) {
app := newTestApplication(t)
ts := newTestServer(t, app.routes())
priv := newTestKey(t)
srv := newTestOIDCServer(t, priv)
defer srv.Close()
defer ts.Close()
ctx := context.Background()
p, err := oidc.NewProvider(ctx, srv.URL)
if err != nil {
t.Fatal(err)
}
cfg := &oidc.Config{
ClientID: "my-client-id",
SkipExpiryCheck: true,
}
v := p.VerifierContext(ctx, cfg)
app.config.oauth = applicationOauthConfig{
ctx: context.Background(),
oidcConfig: cfg,
config: &OAuth2Mock{
Srv: srv,
Priv: priv,
},
provider: p,
verifier: v,
}
app.config.oauthEnabled = true
const (
validSubject = "goodSubject"
validUserId = 1
validEmail = "test@example.com"
validState = "goodState"
)
tests := []struct {
name string
subject string
email string
state string
wantCode int
}{
{
name: "Found Subject",
subject: validSubject,
email: validEmail,
state: validState,
wantCode: http.StatusSeeOther,
},
}
for _, tt := range tests {
t.Run(tt.name, func(*testing.T) {
r, err := http.NewRequest("GET", ts.URL, nil)
if err != nil {
t.Fatal(err)
}
r.URL.Path = "/users/login/oidc/callback"
q := r.URL.Query()
q.Add("state", tt.state)
r.URL.RawQuery = q.Encode()
c := &http.Cookie{
Name: "state",
Value: validState,
MaxAge: int(time.Hour.Seconds()),
Secure: r.TLS != nil,
HttpOnly: true,
}
d := &http.Cookie{
Name: "nonce",
Value: "nonce",
MaxAge: int(time.Hour.Seconds()),
Secure: r.TLS != nil,
HttpOnly: true,
}
r.AddCookie(c)
r.AddCookie(d)
resp, err := ts.Client().Do(r)
if err != nil {
t.Fatal(err)
}
assert.Equal(t, resp.StatusCode, tt.wantCode)
})
}
}

7
cmd/web/main.go
View File

@ -16,6 +16,7 @@ import (
"time"
"unicode"
"git.32bit.cafe/32bitcafe/guestbook/internal/auth"
"git.32bit.cafe/32bitcafe/guestbook/internal/models"
"github.com/alexedwards/scs/sqlite3store"
"github.com/alexedwards/scs/v2"
@ -28,9 +29,9 @@ import (
type applicationOauthConfig struct {
ctx context.Context
config oauth2.Config
provider *oidc.Provider
oidcConfig *oidc.Config
config auth.OAuth2ConfigInterface
provider *oidc.Provider
verifier *oidc.IDTokenVerifier
}
@ -204,7 +205,7 @@ func setupConfig(addr string) (applicationConfig, error) {
ClientID: clientID,
}
o.verifier = provider.Verifier(o.oidcConfig)
o.config = oauth2.Config{
o.config = &oauth2.Config{
ClientID: clientID,
ClientSecret: clientSecret,
Endpoint: provider.Endpoint(),

30
cmd/web/testutils_test.go
View File

@ -2,6 +2,8 @@ package main
import (
"bytes"
"crypto/rand"
"crypto/rsa"
"html"
"io"
"log/slog"
@ -15,6 +17,8 @@ import (
"git.32bit.cafe/32bitcafe/guestbook/internal/models/mocks"
"github.com/alexedwards/scs/v2"
"github.com/coreos/go-oidc/v3/oidc"
"github.com/coreos/go-oidc/v3/oidc/oidctest"
"github.com/gorilla/schema"
)
@ -34,9 +38,35 @@ func newTestApplication(t *testing.T) *application {
guestbookComments: &mocks.GuestbookCommentModel{},
formDecoder: formDecoder,
timezones: getAvailableTimezones(),
config: applicationConfig{
localAuthEnabled: true,
},
}
}
func newTestKey(t *testing.T) *rsa.PrivateKey {
priv, err := rsa.GenerateKey(rand.Reader, 2048)
if err != nil {
t.Fatal(err)
}
return priv
}
func newTestOIDCServer(t *testing.T, priv *rsa.PrivateKey) *testServer {
s := &oidctest.Server{
PublicKeys: []oidctest.PublicKey{
{
PublicKey: priv.Public(),
KeyID: "test-key",
Algorithm: oidc.ES256,
},
},
}
ts := httptest.NewServer(s)
s.SetIssuer(ts.URL)
return &testServer{ts}
}
type testServer struct {
*httptest.Server
}

14
internal/auth/auth.go Normal file
View File

@ -0,0 +1,14 @@
package auth
import (
"context"
"net/http"
"golang.org/x/oauth2"
)
type OAuth2ConfigInterface interface {
AuthCodeURL(state string, opts ...oauth2.AuthCodeOption) string
Exchange(ctx context.Context, code string, opts ...oauth2.AuthCodeOption) (*oauth2.Token, error)
Client(ctx context.Context, t *oauth2.Token) *http.Client
}

29
internal/models/mocks/users.go → internal/models/mocks/user.go
View File

@ -1,6 +1,7 @@
package mocks
import (
"errors"
"time"
"git.32bit.cafe/32bitcafe/guestbook/internal/models"
@ -76,13 +77,6 @@ func (m *UserModel) Authenticate(email, password string) (int64, error) {
return 0, models.ErrInvalidCredentials
}
func (m *UserModel) AuthenticateByOIDC(email, subject string) (int64, error) {
if email == "test@example.com" {
return 1, nil
}
return 0, models.ErrInvalidCredentials
}
func (m *UserModel) Exists(id int64) (bool, error) {
switch id {
case 1:
@ -103,3 +97,24 @@ func (m *UserModel) UpdateUserSettings(userId int64, settings models.UserSetting
func (m *UserModel) UpdateSetting(userId int64, setting models.Setting, value string) error {
return nil
}
func (m *UserModel) GetBySubject(subject string) (int64, error) {
if subject == "goodSubject" {
return 1, nil
}
return -1, models.ErrNoRecord
}
func (m *UserModel) GetByEmail(email string) (int64, error) {
if email == "test@example.com" {
return 1, nil
}
return -1, models.ErrNoRecord
}
func (m *UserModel) UpdateSubject(userId int64, subject string) error {
if userId == 1 {
return nil
}
return errors.New("invalid")
}

65
internal/models/user.go
View File

@ -49,12 +49,14 @@ type UserModelInterface interface {
InsertWithoutPassword(shortId uint64, username string, email string, subject string, settings UserSettings) (int64, error)
Get(shortId uint64) (User, error)
GetById(id int64) (User, error)
GetByEmail(email string) (int64, error)
GetBySubject(subject string) (int64, error)
GetAll() ([]User, error)
Authenticate(email, password string) (int64, error)
AuthenticateByOIDC(email, subject string) (int64, error)
Exists(id int64) (bool, error)
UpdateUserSettings(userId int64, settings UserSettings) error
UpdateSetting(userId int64, setting Setting, value string) error
UpdateSubject(userId int64, subject string) error
}
func (m *UserModel) InitializeSettingsMap() error {
@ -292,51 +294,44 @@ func (m *UserModel) Authenticate(email, password string) (int64, error) {
return id, nil
}
func (m *UserModel) AuthenticateByOIDC(email string, subject string) (int64, error) {
func (m *UserModel) GetByEmail(email string) (int64, error) {
var id int64
var s sql.NullString
tx, err := m.DB.Begin()
if err != nil {
return -1, err
}
stmt := `SELECT Id, OIDCSubject FROM users WHERE Email = ?`
err = tx.QueryRow(stmt, email, subject).Scan(&id, &s)
stmt := `SELECT Id FROM users WHERE Email = ?`
err := m.DB.QueryRow(stmt, email).Scan(&id)
if err != nil {
if errors.Is(err, sql.ErrNoRows) {
if rollbackErr := tx.Rollback(); rollbackErr != nil {
return -1, err
}
return -1, ErrNoRecord
} else {
if rollbackErr := tx.Rollback(); rollbackErr != nil {
return -1, err
}
return -1, err
}
}
if !s.Valid {
stmt = `UPDATE users SET OIDCSubject = ? WHERE Id = ?`
_, err = tx.Exec(stmt, subject, id)
if err != nil {
if rollbackErr := tx.Rollback(); rollbackErr != nil {
return -1, err
}
return -1, err
}
} else if subject != s.String {
if rollbackErr := tx.Rollback(); rollbackErr != nil {
return -1, ErrInvalidCredentials
}
}
err = tx.Commit()
if err != nil {
return -1, err
}
return id, nil
}
func (m *UserModel) GetBySubject(subject string) (int64, error) {
var id int64
var s sql.NullString
stmt := `SELECT Id, OIDCSubject FROM users WHERE OIDCSubject = ?`
err := m.DB.QueryRow(stmt, subject).Scan(&id, &s)
if err != nil {
if errors.Is(err, sql.ErrNoRows) {
return -1, ErrNoRecord
} else {
return -1, err
}
}
return id, nil
}
func (m *UserModel) UpdateSubject(userId int64, subject string) error {
stmt := `UPDATE users SET OIDCSubject = ? WHERE Id = ?`
_, err := m.DB.Exec(stmt, subject, userId)
if err != nil {
return err
}
return nil
}
func (m *UserModel) Exists(id int64) (bool, error) {
var exists bool
stmt := `SELECT EXISTS(SELECT true FROM users WHERE Id = ? AND DELETED IS NULL)`