hydra-werther/internal/identp/identp_test.go

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/*
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Copyright (c) JSC iCore.
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This source code is licensed under the MIT license found in the
LICENSE file in the root directory of this source tree.
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*/
package identp
import (
"context"
"fmt"
"html/template"
"net/http"
"net/http/httptest"
"reflect"
"regexp"
"strings"
"testing"
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"github.com/i-core/werther/internal/hydra"
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"github.com/justinas/nosurf"
"github.com/pkg/errors"
)
func TestHandleLoginStart(t *testing.T) {
testCases := []struct {
name string
challenge string
scopes []string
skip bool
subject string
redirect string
wantStatus int
wantInitErr error
wantAcceptErr error
wantLoc string
wantBody string
}{
{
name: "no login challenge",
wantStatus: http.StatusBadRequest,
},
{
name: "happy path",
challenge: "foo",
wantStatus: http.StatusOK,
wantBody: `
LoginURL: login?login_challenge=foo;
CSRFToken: true;
Challenge: foo;
`,
},
{
name: "skip",
challenge: "foo",
skip: true,
wantLoc: "/",
wantStatus: http.StatusFound,
},
{
name: "unknown challenge",
challenge: "foo",
wantInitErr: hydra.ErrChallengeNotFound,
wantStatus: http.StatusBadRequest,
},
{
name: "used challenge",
challenge: "foo",
wantInitErr: hydra.ErrChallengeExpired,
wantStatus: http.StatusBadRequest,
},
{
name: "init error",
challenge: "foo",
wantInitErr: errors.New("init error"),
wantStatus: http.StatusInternalServerError,
},
{
name: "accept error",
challenge: "foo",
skip: true,
wantAcceptErr: errors.New("accept error"),
wantStatus: http.StatusInternalServerError,
},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
url := "/login"
if tc.challenge != "" {
url += "?login_challenge=" + tc.challenge
}
r, err := http.NewRequest("POST", url, nil)
if err != nil {
t.Fatal(err)
}
r.Host = "gopkg.example.org"
rr := httptest.NewRecorder()
tmplRenderer := &testTemplateRenderer{
renderTmplFunc: func(w http.ResponseWriter, r *http.Request, name string, data interface{}) error {
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if name != "login.tmpl" {
t.Fatalf("wrong template name: got %q; want \"login.tmpl\"", name)
}
const loginT = `
LoginURL: {{ .LoginURL }};
CSRFToken: {{ if .CSRFToken }} true {{- else -}} false {{- end }};
Challenge: {{ .Challenge }};
`
tmpl, err := template.New("login").Parse(loginT)
if err != nil {
t.Fatalf("failed to parse template: %s", err)
}
return tmpl.Execute(w, data)
},
}
rproc := testLoginReqProc{
initReqFunc: func(challenge string) (*hydra.ReqInfo, error) {
if challenge != tc.challenge {
t.Errorf("wrong challenge while initiating the request: got %q; want %q", challenge, tc.challenge)
}
return &hydra.ReqInfo{
Challenge: tc.challenge,
RequestedScopes: tc.scopes,
Skip: tc.skip,
Subject: tc.subject,
}, tc.wantInitErr
},
acceptReqFunc: func(challenge string, remember bool, subject string) (string, error) {
if challenge != tc.challenge {
t.Errorf("wrong challenge while accepting the request: got %q; want %q", challenge, tc.challenge)
}
if remember {
t.Error("unexpected enabled remember flag")
}
if subject != tc.subject {
t.Errorf("wrong subject while accepting the request: got %q; want %q", subject, tc.subject)
}
return tc.redirect, tc.wantAcceptErr
},
}
handler := nosurf.New(newLoginStartHandler(rproc, tmplRenderer))
handler.ExemptPath("/login")
handler.ServeHTTP(rr, r)
if status := rr.Code; status != tc.wantStatus {
t.Errorf("wrong status code: got %v; want %v", status, tc.wantStatus)
}
wantBody, gotBody := noindent(tc.wantBody), noindent(rr.Body.String())
if wantBody != "" && gotBody != wantBody {
t.Errorf("wrong body:\ngot %q\nwant %q", gotBody, wantBody)
}
if gotLoc := rr.Header().Get("Location"); gotLoc != tc.wantLoc {
t.Errorf("wrong location:\ngot %q\nwant %q", gotLoc, tc.wantLoc)
}
})
}
}
func noindent(s string) string {
wsRe := regexp.MustCompile(`(?:^\s+|(;)\s+)`)
return wsRe.ReplaceAllString(s, "$1 ")
}
type testLoginReqProc struct {
initReqFunc func(string) (*hydra.ReqInfo, error)
acceptReqFunc func(string, bool, string) (string, error)
}
func (lrp testLoginReqProc) InitiateRequest(challenge string) (*hydra.ReqInfo, error) {
return lrp.initReqFunc(challenge)
}
func (lrp testLoginReqProc) AcceptLoginRequest(challenge string, remember bool, subject string) (string, error) {
return lrp.acceptReqFunc(challenge, remember, subject)
}
func TestHandleLoginEnd(t *testing.T) {
testCases := []struct {
name string
challenge string
subject string
webBasePath string
redirect string
wantStatus int
wantAcceptErr error
wantAuthErr error
wantInvAuth bool
wantLoc string
wantBody string
}{
{
name: "no login challenge",
subject: "joe",
wantStatus: http.StatusBadRequest,
},
{
name: "happy path",
challenge: "foo",
subject: "joe",
redirect: "/redirect-to",
wantStatus: http.StatusFound,
wantLoc: "/redirect-to",
},
{
name: "auth unknown error",
challenge: "foo",
subject: "joe",
webBasePath: "testBasePath",
wantStatus: http.StatusOK,
wantInvAuth: false,
wantAuthErr: errors.New("Unknown error"),
wantBody: `
LoginURL: /login;
CSRFToken: T;
Challenge: foo;
InvCreds: F;
IsIntErr: T;
`,
},
{
name: "unauth error",
challenge: "foo",
subject: "joe",
wantStatus: http.StatusOK,
wantInvAuth: true,
wantBody: `
LoginURL: /login;
CSRFToken: T;
Challenge: foo;
InvCreds: T;
IsIntErr: F;
`,
},
{
name: "accept error",
challenge: "foo",
subject: "joe",
wantStatus: http.StatusOK,
wantAcceptErr: errors.New("accept error"),
wantBody: `
LoginURL: /login;
CSRFToken: T;
Challenge: foo;
InvCreds: F;
IsIntErr: T;
`,
},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
url := "/login"
ps := "username=joe&password=pass"
if tc.challenge != "" {
ps += "&login_challenge=" + tc.challenge
}
r, err := http.NewRequest("POST", url, strings.NewReader(ps))
if err != nil {
t.Fatal(err)
}
r.Host = "gopkg.example.org"
r.Header.Set("Content-Type", "application/x-www-form-urlencoded")
rr := httptest.NewRecorder()
tmplRenderer := &testTemplateRenderer{
renderTmplFunc: func(w http.ResponseWriter, r *http.Request, name string, data interface{}) error {
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if name != "login.tmpl" {
t.Fatalf("wrong template name: got %q; want \"login.tmpl\"", name)
}
const loginT = `
LoginURL: {{ .LoginURL }};
CSRFToken: {{ if .CSRFToken -}} T {{- else -}} F {{- end }};
Challenge: {{ .Challenge }};
InvCreds: {{ if .IsInvalidCredentials -}} T {{- else -}} F {{- end }};
IsIntErr: {{ if .IsInternalError -}} T {{- else -}} F {{- end}};
`
tmpl, err := template.New("login").Parse(loginT)
if err != nil {
t.Fatalf("failed to parse template: %s", err)
}
return tmpl.Execute(w, data)
},
}
rproc := testLoginReqProc{
acceptReqFunc: func(challenge string, remember bool, subject string) (string, error) {
if challenge != tc.challenge {
t.Errorf("wrong challenge while accepting the request: got %q; want %q", challenge, tc.challenge)
}
if remember {
t.Error("unexpected enabled remember flag")
}
if subject != tc.subject {
t.Errorf("wrong subject while accepting the request: got %q; want %q", subject, tc.subject)
}
return tc.redirect, tc.wantAcceptErr
},
}
auther := testAuthenticator{
authnFunc: func(ctx context.Context, username, password string) (bool, error) {
if username == "" {
t.Error("unexpected empty username")
}
if password == "" {
t.Error("unexpected empty password")
}
return !tc.wantInvAuth, tc.wantAuthErr
},
}
handler := nosurf.New(newLoginEndHandler(rproc, auther, tmplRenderer))
handler.ExemptPath("/login")
handler.ServeHTTP(rr, r)
if status := rr.Code; status != tc.wantStatus {
t.Errorf("wrong status code: got %v; want %v", status, tc.wantStatus)
}
wantBody, gotBody := noindent(tc.wantBody), noindent(rr.Body.String())
if wantBody != "" && gotBody != wantBody {
t.Errorf("wrong body:\ngot %q\nwant %q", gotBody, wantBody)
}
if gotLoc := rr.Header().Get("Location"); gotLoc != tc.wantLoc {
t.Errorf("wrong location:\ngot %q\nwant %q", gotLoc, tc.wantLoc)
}
})
}
}
type testTemplateRenderer struct {
renderTmplFunc func(w http.ResponseWriter, r *http.Request, name string, data interface{}) error
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}
func (tl *testTemplateRenderer) RenderTemplate(w http.ResponseWriter, r *http.Request, name string, data interface{}) error {
return tl.renderTmplFunc(w, r, name, data)
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}
type testAuthenticator struct {
authnFunc func(context.Context, string, string) (bool, error)
}
func (au testAuthenticator) Authenticate(ctx context.Context, username, password string) (bool, error) {
return au.authnFunc(ctx, username, password)
}
func TestHandleConsent(t *testing.T) {
testCases := []struct {
name string
challenge string
redirect string
subject string
skip bool
claims map[string]interface{}
scopes []string
wantStatus int
wantAcceptErr error
wantInitErr error
wantFindErr error
wantLoc string
}{
{
name: "no login challenge",
subject: "joe",
wantStatus: http.StatusBadRequest,
},
{
name: "unknown challenge",
challenge: "foo",
wantInitErr: hydra.ErrChallengeNotFound,
wantStatus: http.StatusBadRequest,
},
{
name: "used challenge",
challenge: "foo",
wantInitErr: hydra.ErrChallengeExpired,
wantStatus: http.StatusBadRequest,
},
{
name: "happy path",
challenge: "foo",
subject: "joe",
redirect: "/redirect-to",
wantStatus: http.StatusFound,
wantLoc: "/redirect-to",
claims: map[string]interface{}{"a": "foo", "b": "bar", "c": "baz"},
},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
url := "/consent"
if tc.challenge != "" {
url += "?consent_challenge=" + tc.challenge
}
r, err := http.NewRequest("GET", url, nil)
if err != nil {
t.Fatal(err)
}
r.Host = "gopkg.example.org"
rr := httptest.NewRecorder()
rproc := testConsentReqProc{
initReqFunc: func(challenge string) (*hydra.ReqInfo, error) {
if challenge != tc.challenge {
t.Errorf("wrong challenge while initiating the request: got %q; want %q", challenge, tc.challenge)
}
return &hydra.ReqInfo{
Challenge: tc.challenge,
Subject: tc.subject,
RequestedScopes: tc.scopes,
}, tc.wantInitErr
},
acceptReqFunc: func(challenge string, remember bool, grantScope []string, idToken interface{}) (string, error) {
if challenge != tc.challenge {
t.Errorf("wrong challenge while accepting the request: got %q; want %q", challenge, tc.challenge)
}
if remember == tc.skip {
t.Error("unexpected enabled remember flag")
}
if len(grantScope) != len(tc.scopes) {
t.Errorf("wrong granted scopes while accepting the request: got %q; want %q", grantScope, tc.scopes)
} else {
for i := range grantScope {
if grantScope[i] != tc.scopes[i] {
t.Errorf("wrong granted scopes while accepting the request: got %q; want %q", grantScope, tc.scopes)
break
}
}
}
if !reflect.DeepEqual(idToken, tc.claims) {
t.Errorf("wrong an id token while accepting the request: got %q; want %q", idToken, tc.claims)
}
return tc.redirect, tc.wantAcceptErr
},
}
cfinder := testOIDCClaimsFinder{
findFunc: func(ctx context.Context, username string) (map[string]interface{}, error) {
if username == "" {
t.Error("unexpected empty username")
}
return tc.claims, tc.wantFindErr
},
}
handler := nosurf.New(newConsentHandler(rproc, cfinder, nil))
handler.ExemptPath("/consent")
handler.ServeHTTP(rr, r)
if status := rr.Code; status != tc.wantStatus {
t.Errorf("wrong status code: got %v; want %v", status, tc.wantStatus)
}
if gotLoc := rr.Header().Get("Location"); gotLoc != tc.wantLoc {
t.Errorf("wrong location:\ngot %q\nwant %q", gotLoc, tc.wantLoc)
}
})
}
}
type testConsentReqProc struct {
initReqFunc func(string) (*hydra.ReqInfo, error)
acceptReqFunc func(string, bool, []string, interface{}) (string, error)
}
func (crp testConsentReqProc) InitiateRequest(challenge string) (*hydra.ReqInfo, error) {
return crp.initReqFunc(challenge)
}
func (crp testConsentReqProc) AcceptConsentRequest(challenge string, remember bool, grantScope []string, idToken interface{}) (string, error) {
return crp.acceptReqFunc(challenge, remember, grantScope, idToken)
}
type testOIDCClaimsFinder struct {
findFunc func(context.Context, string) (map[string]interface{}, error)
}
func (cf testOIDCClaimsFinder) FindOIDCClaims(ctx context.Context, username string) (map[string]interface{}, error) {
return cf.findFunc(ctx, username)
}
func TestLogoutHandler(t *testing.T) {
testCases := []struct {
name string
challenge string
initErr error
acceptErr error
redirectTo string
wantStatus int
wantLoc string
}{
{
name: "no login challenge",
wantStatus: http.StatusBadRequest,
},
{
name: "unknown challenge",
challenge: "foo",
initErr: hydra.ErrChallengeNotFound,
wantStatus: http.StatusBadRequest,
},
{
name: "init logout request error",
challenge: "foo",
initErr: fmt.Errorf("init logout request error"),
wantStatus: http.StatusInternalServerError,
},
{
name: "accept logout request error",
challenge: "foo",
acceptErr: fmt.Errorf("accept logout request error"),
wantStatus: http.StatusInternalServerError,
},
{
name: "happy path",
challenge: "foo",
redirectTo: "/redirect-to",
wantStatus: http.StatusFound,
wantLoc: "/redirect-to",
},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
url := "/logout"
if tc.challenge != "" {
url += "?logout_challenge=" + tc.challenge
}
r, err := http.NewRequest("GET", url, nil)
if err != nil {
t.Fatal(err)
}
r.Host = "gopkg.example.org"
rr := httptest.NewRecorder()
rproc := &testLogoutReqProc{
initReqFunc: func(challenge string) (*hydra.ReqInfo, error) {
if challenge != tc.challenge {
t.Errorf("wrong challenge while initiating the request: got %q; want %q", challenge, tc.challenge)
}
return &hydra.ReqInfo{}, tc.initErr
},
acceptReqFunc: func(challenge string) (string, error) {
if challenge != tc.challenge {
t.Errorf("wrong challenge while accepting the request: got %q; want %q", challenge, tc.challenge)
}
return tc.redirectTo, tc.acceptErr
},
}
handler := newLogoutHandler(rproc)
handler.ServeHTTP(rr, r)
if rr.Code != tc.wantStatus {
t.Errorf("wrong status code: got %v; want %v", rr.Code, tc.wantStatus)
}
if gotLoc := rr.Header().Get("Location"); gotLoc != tc.wantLoc {
t.Errorf("wrong location:\ngot %q\nwant %q", gotLoc, tc.wantLoc)
}
})
}
}
type testLogoutReqProc struct {
initReqFunc func(string) (*hydra.ReqInfo, error)
acceptReqFunc func(string) (string, error)
}
func (p *testLogoutReqProc) InitiateRequest(challenge string) (*hydra.ReqInfo, error) {
return p.initReqFunc(challenge)
}
func (p *testLogoutReqProc) AcceptLogoutRequest(challenge string) (string, error) {
return p.acceptReqFunc(challenge)
}