// Copyright 2014 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package oauth2 import ( "errors" "fmt" "io/ioutil" "net/http" "net/http/httptest" "net/url" "testing" "time" "golang.org/x/net/context" ) type mockTransport struct { rt func(req *http.Request) (resp *http.Response, err error) } func (t *mockTransport) RoundTrip(req *http.Request) (resp *http.Response, err error) { return t.rt(req) } func newConf(url string) *Config { return &Config{ ClientID: "CLIENT_ID", ClientSecret: "CLIENT_SECRET", RedirectURL: "REDIRECT_URL", Scopes: []string{"scope1", "scope2"}, Endpoint: Endpoint{ AuthURL: url + "/auth", TokenURL: url + "/token", }, } } func TestAuthCodeURL(t *testing.T) { conf := newConf("server") url := conf.AuthCodeURL("foo", AccessTypeOffline, ApprovalForce) const want = "server/auth?access_type=offline&approval_prompt=force&client_id=CLIENT_ID&redirect_uri=REDIRECT_URL&response_type=code&scope=scope1+scope2&state=foo" if got := url; got != want { t.Errorf("got auth code URL = %q; want %q", got, want) } } func TestAuthCodeURL_CustomParam(t *testing.T) { conf := newConf("server") param := SetAuthURLParam("foo", "bar") url := conf.AuthCodeURL("baz", param) const want = "server/auth?client_id=CLIENT_ID&foo=bar&redirect_uri=REDIRECT_URL&response_type=code&scope=scope1+scope2&state=baz" if got := url; got != want { t.Errorf("got auth code = %q; want %q", got, want) } } func TestAuthCodeURL_Optional(t *testing.T) { conf := &Config{ ClientID: "CLIENT_ID", Endpoint: Endpoint{ AuthURL: "/auth-url", TokenURL: "/token-url", }, } url := conf.AuthCodeURL("") const want = "/auth-url?client_id=CLIENT_ID&response_type=code" if got := url; got != want { t.Fatalf("got auth code = %q; want %q", got, want) } } func TestURLUnsafeClientConfig(t *testing.T) { ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { if got, want := r.Header.Get("Authorization"), "Basic Q0xJRU5UX0lEJTNGJTNGOkNMSUVOVF9TRUNSRVQlM0YlM0Y="; got != want { t.Errorf("Authorization header = %q; want %q", got, want) } w.Header().Set("Content-Type", "application/x-www-form-urlencoded") w.Write([]byte("access_token=90d64460d14870c08c81352a05dedd3465940a7c&scope=user&token_type=bearer")) })) defer ts.Close() conf := newConf(ts.URL) conf.ClientID = "CLIENT_ID??" conf.ClientSecret = "CLIENT_SECRET??" _, err := conf.Exchange(context.Background(), "exchange-code") if err != nil { t.Error(err) } } func TestExchangeRequest(t *testing.T) { ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { if r.URL.String() != "/token" { t.Errorf("Unexpected exchange request URL, %v is found.", r.URL) } headerAuth := r.Header.Get("Authorization") if headerAuth != "Basic Q0xJRU5UX0lEOkNMSUVOVF9TRUNSRVQ=" { t.Errorf("Unexpected authorization header, %v is found.", headerAuth) } headerContentType := r.Header.Get("Content-Type") if headerContentType != "application/x-www-form-urlencoded" { t.Errorf("Unexpected Content-Type header, %v is found.", headerContentType) } body, err := ioutil.ReadAll(r.Body) if err != nil { t.Errorf("Failed reading request body: %s.", err) } if string(body) != "code=exchange-code&grant_type=authorization_code&redirect_uri=REDIRECT_URL" { t.Errorf("Unexpected exchange payload, %v is found.", string(body)) } w.Header().Set("Content-Type", "application/x-www-form-urlencoded") w.Write([]byte("access_token=90d64460d14870c08c81352a05dedd3465940a7c&scope=user&token_type=bearer")) })) defer ts.Close() conf := newConf(ts.URL) tok, err := conf.Exchange(context.Background(), "exchange-code") if err != nil { t.Error(err) } if !tok.Valid() { t.Fatalf("Token invalid. Got: %#v", tok) } if tok.AccessToken != "90d64460d14870c08c81352a05dedd3465940a7c" { t.Errorf("Unexpected access token, %#v.", tok.AccessToken) } if tok.TokenType != "bearer" { t.Errorf("Unexpected token type, %#v.", tok.TokenType) } scope := tok.Extra("scope") if scope != "user" { t.Errorf("Unexpected value for scope: %v", scope) } } func TestExchangeRequest_CustomParam(t *testing.T) { ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { if r.URL.String() != "/token" { t.Errorf("Unexpected exchange request URL, %v is found.", r.URL) } headerAuth := r.Header.Get("Authorization") if headerAuth != "Basic Q0xJRU5UX0lEOkNMSUVOVF9TRUNSRVQ=" { t.Errorf("Unexpected authorization header, %v is found.", headerAuth) } headerContentType := r.Header.Get("Content-Type") if headerContentType != "application/x-www-form-urlencoded" { t.Errorf("Unexpected Content-Type header, %v is found.", headerContentType) } body, err := ioutil.ReadAll(r.Body) if err != nil { t.Errorf("Failed reading request body: %s.", err) } if string(body) != "code=exchange-code&foo=bar&grant_type=authorization_code&redirect_uri=REDIRECT_URL" { t.Errorf("Unexpected exchange payload, %v is found.", string(body)) } w.Header().Set("Content-Type", "application/x-www-form-urlencoded") w.Write([]byte("access_token=90d64460d14870c08c81352a05dedd3465940a7c&scope=user&token_type=bearer")) })) defer ts.Close() conf := newConf(ts.URL) param := SetAuthURLParam("foo", "bar") tok, err := conf.Exchange(context.Background(), "exchange-code", param) if err != nil { t.Error(err) } if !tok.Valid() { t.Fatalf("Token invalid. Got: %#v", tok) } if tok.AccessToken != "90d64460d14870c08c81352a05dedd3465940a7c" { t.Errorf("Unexpected access token, %#v.", tok.AccessToken) } if tok.TokenType != "bearer" { t.Errorf("Unexpected token type, %#v.", tok.TokenType) } scope := tok.Extra("scope") if scope != "user" { t.Errorf("Unexpected value for scope: %v", scope) } } func TestExchangeRequest_JSONResponse(t *testing.T) { ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { if r.URL.String() != "/token" { t.Errorf("Unexpected exchange request URL, %v is found.", r.URL) } headerAuth := r.Header.Get("Authorization") if headerAuth != "Basic Q0xJRU5UX0lEOkNMSUVOVF9TRUNSRVQ=" { t.Errorf("Unexpected authorization header, %v is found.", headerAuth) } headerContentType := r.Header.Get("Content-Type") if headerContentType != "application/x-www-form-urlencoded" { t.Errorf("Unexpected Content-Type header, %v is found.", headerContentType) } body, err := ioutil.ReadAll(r.Body) if err != nil { t.Errorf("Failed reading request body: %s.", err) } if string(body) != "code=exchange-code&grant_type=authorization_code&redirect_uri=REDIRECT_URL" { t.Errorf("Unexpected exchange payload, %v is found.", string(body)) } w.Header().Set("Content-Type", "application/json") w.Write([]byte(`{"access_token": "90d64460d14870c08c81352a05dedd3465940a7c", "scope": "user", "token_type": "bearer", "expires_in": 86400}`)) })) defer ts.Close() conf := newConf(ts.URL) tok, err := conf.Exchange(context.Background(), "exchange-code") if err != nil { t.Error(err) } if !tok.Valid() { t.Fatalf("Token invalid. Got: %#v", tok) } if tok.AccessToken != "90d64460d14870c08c81352a05dedd3465940a7c" { t.Errorf("Unexpected access token, %#v.", tok.AccessToken) } if tok.TokenType != "bearer" { t.Errorf("Unexpected token type, %#v.", tok.TokenType) } scope := tok.Extra("scope") if scope != "user" { t.Errorf("Unexpected value for scope: %v", scope) } expiresIn := tok.Extra("expires_in") if expiresIn != float64(86400) { t.Errorf("Unexpected non-numeric value for expires_in: %v", expiresIn) } } func TestExtraValueRetrieval(t *testing.T) { values := url.Values{} kvmap := map[string]string{ "scope": "user", "token_type": "bearer", "expires_in": "86400.92", "server_time": "1443571905.5606415", "referer_ip": "10.0.0.1", "etag": "\"afZYj912P4alikMz_P11982\"", "request_id": "86400", "untrimmed": " untrimmed ", } for key, value := range kvmap { values.Set(key, value) } tok := Token{raw: values} scope := tok.Extra("scope") if got, want := scope, "user"; got != want { t.Errorf("got scope = %q; want %q", got, want) } serverTime := tok.Extra("server_time") if got, want := serverTime, 1443571905.5606415; got != want { t.Errorf("got server_time value = %v; want %v", got, want) } refererIP := tok.Extra("referer_ip") if got, want := refererIP, "10.0.0.1"; got != want { t.Errorf("got referer_ip value = %v, want %v", got, want) } expiresIn := tok.Extra("expires_in") if got, want := expiresIn, 86400.92; got != want { t.Errorf("got expires_in value = %v, want %v", got, want) } requestID := tok.Extra("request_id") if got, want := requestID, int64(86400); got != want { t.Errorf("got request_id value = %v, want %v", got, want) } untrimmed := tok.Extra("untrimmed") if got, want := untrimmed, " untrimmed "; got != want { t.Errorf("got untrimmed = %q; want %q", got, want) } } const day = 24 * time.Hour func TestExchangeRequest_JSONResponse_Expiry(t *testing.T) { seconds := int32(day.Seconds()) for _, c := range []struct { expires string want bool }{ {fmt.Sprintf(`"expires_in": %d`, seconds), true}, {fmt.Sprintf(`"expires_in": "%d"`, seconds), true}, // PayPal case {fmt.Sprintf(`"expires": %d`, seconds), true}, // Facebook case {`"expires": false`, false}, // wrong type {`"expires": {}`, false}, // wrong type {`"expires": "zzz"`, false}, // wrong value } { testExchangeRequest_JSONResponse_expiry(t, c.expires, c.want) } } func testExchangeRequest_JSONResponse_expiry(t *testing.T, exp string, want bool) { ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { w.Header().Set("Content-Type", "application/json") w.Write([]byte(fmt.Sprintf(`{"access_token": "90d", "scope": "user", "token_type": "bearer", %s}`, exp))) })) defer ts.Close() conf := newConf(ts.URL) t1 := time.Now().Add(day) tok, err := conf.Exchange(context.Background(), "exchange-code") t2 := time.Now().Add(day) if got := (err == nil); got != want { if want { t.Errorf("unexpected error: got %v", err) } else { t.Errorf("unexpected success") } } if !want { return } if !tok.Valid() { t.Fatalf("Token invalid. Got: %#v", tok) } expiry := tok.Expiry if expiry.Before(t1) || expiry.After(t2) { t.Errorf("Unexpected value for Expiry: %v (shold be between %v and %v)", expiry, t1, t2) } } func TestExchangeRequest_BadResponse(t *testing.T) { ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { w.Header().Set("Content-Type", "application/json") w.Write([]byte(`{"scope": "user", "token_type": "bearer"}`)) })) defer ts.Close() conf := newConf(ts.URL) _, err := conf.Exchange(context.Background(), "code") if err == nil { t.Error("expected error from missing access_token") } } func TestExchangeRequest_BadResponseType(t *testing.T) { ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { w.Header().Set("Content-Type", "application/json") w.Write([]byte(`{"access_token":123, "scope": "user", "token_type": "bearer"}`)) })) defer ts.Close() conf := newConf(ts.URL) _, err := conf.Exchange(context.Background(), "exchange-code") if err == nil { t.Error("expected error from non-string access_token") } } func TestExchangeRequest_NonBasicAuth(t *testing.T) { tr := &mockTransport{ rt: func(r *http.Request) (w *http.Response, err error) { headerAuth := r.Header.Get("Authorization") if headerAuth != "" { t.Errorf("Unexpected authorization header, %v is found.", headerAuth) } return nil, errors.New("no response") }, } c := &http.Client{Transport: tr} conf := &Config{ ClientID: "CLIENT_ID", Endpoint: Endpoint{ AuthURL: "https://accounts.google.com/auth", TokenURL: "https://accounts.google.com/token", }, } ctx := context.WithValue(context.Background(), HTTPClient, c) conf.Exchange(ctx, "code") } func TestPasswordCredentialsTokenRequest(t *testing.T) { ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { defer r.Body.Close() expected := "/token" if r.URL.String() != expected { t.Errorf("URL = %q; want %q", r.URL, expected) } headerAuth := r.Header.Get("Authorization") expected = "Basic Q0xJRU5UX0lEOkNMSUVOVF9TRUNSRVQ=" if headerAuth != expected { t.Errorf("Authorization header = %q; want %q", headerAuth, expected) } headerContentType := r.Header.Get("Content-Type") expected = "application/x-www-form-urlencoded" if headerContentType != expected { t.Errorf("Content-Type header = %q; want %q", headerContentType, expected) } body, err := ioutil.ReadAll(r.Body) if err != nil { t.Errorf("Failed reading request body: %s.", err) } expected = "grant_type=password&password=password1&scope=scope1+scope2&username=user1" if string(body) != expected { t.Errorf("res.Body = %q; want %q", string(body), expected) } w.Header().Set("Content-Type", "application/x-www-form-urlencoded") w.Write([]byte("access_token=90d64460d14870c08c81352a05dedd3465940a7c&scope=user&token_type=bearer")) })) defer ts.Close() conf := newConf(ts.URL) tok, err := conf.PasswordCredentialsToken(context.Background(), "user1", "password1") if err != nil { t.Error(err) } if !tok.Valid() { t.Fatalf("Token invalid. Got: %#v", tok) } expected := "90d64460d14870c08c81352a05dedd3465940a7c" if tok.AccessToken != expected { t.Errorf("AccessToken = %q; want %q", tok.AccessToken, expected) } expected = "bearer" if tok.TokenType != expected { t.Errorf("TokenType = %q; want %q", tok.TokenType, expected) } } func TestTokenRefreshRequest(t *testing.T) { ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { if r.URL.String() == "/somethingelse" { return } if r.URL.String() != "/token" { t.Errorf("Unexpected token refresh request URL, %v is found.", r.URL) } headerContentType := r.Header.Get("Content-Type") if headerContentType != "application/x-www-form-urlencoded" { t.Errorf("Unexpected Content-Type header, %v is found.", headerContentType) } body, _ := ioutil.ReadAll(r.Body) if string(body) != "grant_type=refresh_token&refresh_token=REFRESH_TOKEN" { t.Errorf("Unexpected refresh token payload, %v is found.", string(body)) } })) defer ts.Close() conf := newConf(ts.URL) c := conf.Client(context.Background(), &Token{RefreshToken: "REFRESH_TOKEN"}) c.Get(ts.URL + "/somethingelse") } func TestFetchWithNoRefreshToken(t *testing.T) { ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { if r.URL.String() == "/somethingelse" { return } if r.URL.String() != "/token" { t.Errorf("Unexpected token refresh request URL, %v is found.", r.URL) } headerContentType := r.Header.Get("Content-Type") if headerContentType != "application/x-www-form-urlencoded" { t.Errorf("Unexpected Content-Type header, %v is found.", headerContentType) } body, _ := ioutil.ReadAll(r.Body) if string(body) != "client_id=CLIENT_ID&grant_type=refresh_token&refresh_token=REFRESH_TOKEN" { t.Errorf("Unexpected refresh token payload, %v is found.", string(body)) } })) defer ts.Close() conf := newConf(ts.URL) c := conf.Client(context.Background(), nil) _, err := c.Get(ts.URL + "/somethingelse") if err == nil { t.Errorf("Fetch should return an error if no refresh token is set") } } func TestTokenRetrieveError(t *testing.T) { ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { if r.URL.String() != "/token" { t.Errorf("Unexpected token refresh request URL, %v is found.", r.URL) } w.Header().Set("Content-type", "application/json") w.WriteHeader(http.StatusBadRequest) w.Write([]byte(`{"error": "invalid_grant"}`)) })) defer ts.Close() conf := newConf(ts.URL) _, err := conf.Exchange(context.Background(), "exchange-code") if err == nil { t.Fatalf("got no error, expected one") } _, ok := err.(*RetrieveError) if !ok { t.Fatalf("got %T error, expected *RetrieveError", err) } // Test error string for backwards compatibility expected := fmt.Sprintf("oauth2: cannot fetch token: %v\nResponse: %s", "400 Bad Request", `{"error": "invalid_grant"}`) if errStr := err.Error(); errStr != expected { t.Fatalf("got %#v, expected %#v", errStr, expected) } } func TestRefreshToken_RefreshTokenReplacement(t *testing.T) { ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { w.Header().Set("Content-Type", "application/json") w.Write([]byte(`{"access_token":"ACCESS_TOKEN", "scope": "user", "token_type": "bearer", "refresh_token": "NEW_REFRESH_TOKEN"}`)) return })) defer ts.Close() conf := newConf(ts.URL) tkr := conf.TokenSource(context.Background(), &Token{RefreshToken: "OLD_REFRESH_TOKEN"}) tk, err := tkr.Token() if err != nil { t.Errorf("got err = %v; want none", err) return } if want := "NEW_REFRESH_TOKEN"; tk.RefreshToken != want { t.Errorf("RefreshToken = %q; want %q", tk.RefreshToken, want) } } func TestRefreshToken_RefreshTokenPreservation(t *testing.T) { ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { w.Header().Set("Content-Type", "application/json") w.Write([]byte(`{"access_token":"ACCESS_TOKEN", "scope": "user", "token_type": "bearer"}`)) return })) defer ts.Close() conf := newConf(ts.URL) const oldRefreshToken = "OLD_REFRESH_TOKEN" tkr := conf.TokenSource(context.Background(), &Token{RefreshToken: oldRefreshToken}) tk, err := tkr.Token() if err != nil { t.Fatalf("got err = %v; want none", err) } if tk.RefreshToken != oldRefreshToken { t.Errorf("RefreshToken = %q; want %q", tk.RefreshToken, oldRefreshToken) } } func TestConfigClientWithToken(t *testing.T) { tok := &Token{ AccessToken: "abc123", } ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { if got, want := r.Header.Get("Authorization"), fmt.Sprintf("Bearer %s", tok.AccessToken); got != want { t.Errorf("Authorization header = %q; want %q", got, want) } return })) defer ts.Close() conf := newConf(ts.URL) c := conf.Client(context.Background(), tok) req, err := http.NewRequest("GET", ts.URL, nil) if err != nil { t.Error(err) } _, err = c.Do(req) if err != nil { t.Error(err) } }