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// Copyright © 2023 Ory Corp
// SPDX-License-Identifier: Apache-2.0
package fosite_test
import (
"context"
"encoding/base64"
"fmt"
"net/http"
"net/url"
"testing"
"github.com/golang/mock/gomock"
"github.com/pkg/errors"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
. "github.com/ory/fosite"
"github.com/ory/fosite/internal"
)
func TestNewAccessRequest(t *testing.T) {
ctrl := gomock.NewController(t)
store := internal.NewMockStorage(ctrl)
handler := internal.NewMockTokenEndpointHandler(ctrl)
handler.EXPECT().CanHandleTokenEndpointRequest(gomock.Any(), gomock.Any()).Return(true).AnyTimes()
handler.EXPECT().CanSkipClientAuth(gomock.Any(), gomock.Any()).Return(false).AnyTimes()
hasher := internal.NewMockHasher(ctrl)
defer ctrl.Finish()
ctx := gomock.AssignableToTypeOf(context.WithValue(context.TODO(), ContextKey("test"), nil))
client := &DefaultClient{}
config := &Config{ClientSecretsHasher: hasher, AudienceMatchingStrategy: DefaultAudienceMatchingStrategy}
fosite := &Fosite{Store: store, Config: config}
for k, c := range []struct {
header http.Header
form url.Values
mock func()
method string
expectErr error
expect *AccessRequest
handlers TokenEndpointHandlers
}{
{
header: http.Header{},
expectErr: ErrInvalidRequest,
form: url.Values{},
method: "POST",
mock: func() {},
},
{
header: http.Header{},
method: "POST",
form: url.Values{
"grant_type": {"foo"},
},
mock: func() {},
expectErr: ErrInvalidRequest,
},
{
header: http.Header{},
method: "POST",
form: url.Values{
"grant_type": {"foo"},
"client_id": {""},
},
expectErr: ErrInvalidRequest,
mock: func() {},
},
{
header: http.Header{
"Authorization": {basicAuth("foo", "bar")},
},
method: "POST",
form: url.Values{
"grant_type": {"foo"},
},
expectErr: ErrInvalidClient,
mock: func() {
store.EXPECT().GetClient(gomock.Any(), gomock.Eq("foo")).Return(nil, errors.New(""))
},
handlers: TokenEndpointHandlers{handler},
},
{
header: http.Header{
"Authorization": {basicAuth("foo", "bar")},
},
method: "GET",
form: url.Values{
"grant_type": {"foo"},
},
expectErr: ErrInvalidRequest,
mock: func() {},
},
{
header: http.Header{
"Authorization": {basicAuth("foo", "bar")},
},
method: "POST",
form: url.Values{
"grant_type": {"foo"},
},
expectErr: ErrInvalidClient,
mock: func() {
store.EXPECT().GetClient(gomock.Any(), gomock.Eq("foo")).Return(nil, errors.New(""))
},
handlers: TokenEndpointHandlers{handler},
},
{
header: http.Header{
"Authorization": {basicAuth("foo", "bar")},
},
method: "POST",
form: url.Values{
"grant_type": {"foo"},
},
expectErr: ErrInvalidClient,
mock: func() {
store.EXPECT().GetClient(gomock.Any(), gomock.Eq("foo")).Return(client, nil)
client.Public = false
client.Secret = []byte("foo")
hasher.EXPECT().Compare(ctx, gomock.Eq([]byte("foo")), gomock.Eq([]byte("bar"))).Return(errors.New(""))
},
handlers: TokenEndpointHandlers{handler},
},
{
header: http.Header{
"Authorization": {basicAuth("foo", "bar")},
},
method: "POST",
form: url.Values{
"grant_type": {"foo"},
},
expectErr: ErrServerError,
mock: func() {
store.EXPECT().GetClient(gomock.Any(), gomock.Eq("foo")).Return(client, nil)
client.Public = false
client.Secret = []byte("foo")
hasher.EXPECT().Compare(ctx, gomock.Eq([]byte("foo")), gomock.Eq([]byte("bar"))).Return(nil)
handler.EXPECT().HandleTokenEndpointRequest(gomock.Any(), gomock.Any()).Return(ErrServerError)
},
handlers: TokenEndpointHandlers{handler},
},
{
header: http.Header{
"Authorization": {basicAuth("foo", "bar")},
},
method: "POST",
form: url.Values{
"grant_type": {"foo"},
},
mock: func() {
store.EXPECT().GetClient(gomock.Any(), gomock.Eq("foo")).Return(client, nil)
client.Public = false
client.Secret = []byte("foo")
hasher.EXPECT().Compare(ctx, gomock.Eq([]byte("foo")), gomock.Eq([]byte("bar"))).Return(nil)
handler.EXPECT().HandleTokenEndpointRequest(gomock.Any(), gomock.Any()).Return(nil)
},
handlers: TokenEndpointHandlers{handler},
expect: &AccessRequest{
GrantTypes: Arguments{"foo"},
Request: Request{
Client: client,
},
},
},
{
header: http.Header{
"Authorization": {basicAuth("foo", "bar")},
},
method: "POST",
form: url.Values{
"grant_type": {"foo"},
},
mock: func() {
store.EXPECT().GetClient(gomock.Any(), gomock.Eq("foo")).Return(client, nil)
client.Public = true
handler.EXPECT().HandleTokenEndpointRequest(gomock.Any(), gomock.Any()).Return(nil)
},
handlers: TokenEndpointHandlers{handler},
expect: &AccessRequest{
GrantTypes: Arguments{"foo"},
Request: Request{
Client: client,
},
},
},
} {
t.Run(fmt.Sprintf("case=%d", k), func(t *testing.T) {
r := &http.Request{
Header: c.header,
PostForm: c.form,
Form: c.form,
Method: c.method,
}
c.mock()
ctx := NewContext()
config.TokenEndpointHandlers = c.handlers
ar, err := fosite.NewAccessRequest(ctx, r, new(DefaultSession))
if c.expectErr != nil {
assert.EqualError(t, err, c.expectErr.Error())
} else {
require.NoError(t, err)
AssertObjectKeysEqual(t, c.expect, ar, "GrantTypes", "Client")
assert.NotNil(t, ar.GetRequestedAt())
}
})
}
}
func TestNewAccessRequestWithoutClientAuth(t *testing.T) {
ctrl := gomock.NewController(t)
store := internal.NewMockStorage(ctrl)
handler := internal.NewMockTokenEndpointHandler(ctrl)
handler.EXPECT().CanHandleTokenEndpointRequest(gomock.Any(), gomock.Any()).Return(true).AnyTimes()
handler.EXPECT().CanSkipClientAuth(gomock.Any(), gomock.Any()).Return(true).AnyTimes()
hasher := internal.NewMockHasher(ctrl)
defer ctrl.Finish()
client := &DefaultClient{}
anotherClient := &DefaultClient{ID: "another"}
config := &Config{ClientSecretsHasher: hasher, AudienceMatchingStrategy: DefaultAudienceMatchingStrategy}
fosite := &Fosite{Store: store, Config: config}
for k, c := range []struct {
header http.Header
form url.Values
mock func()
method string
expectErr error
expect *AccessRequest
handlers TokenEndpointHandlers
}{
// No grant type -> error
{
form: url.Values{},
mock: func() {
store.EXPECT().GetClient(gomock.Any(), gomock.Any()).Times(0)
},
method: "POST",
expectErr: ErrInvalidRequest,
},
// No registered handlers -> error
{
form: url.Values{
"grant_type": {"foo"},
},
mock: func() {
store.EXPECT().GetClient(gomock.Any(), gomock.Any()).Times(0)
},
method: "POST",
expectErr: ErrInvalidRequest,
handlers: TokenEndpointHandlers{},
},
// Handler can skip client auth and ignores missing client.
{
header: http.Header{
"Authorization": {basicAuth("foo", "bar")},
},
form: url.Values{
"grant_type": {"foo"},
},
mock: func() {
// despite error from storage, we should success, because client auth is not required
store.EXPECT().GetClient(gomock.Any(), "foo").Return(nil, errors.New("no client")).Times(1)
handler.EXPECT().HandleTokenEndpointRequest(gomock.Any(), gomock.Any()).Return(nil)
},
method: "POST",
expect: &AccessRequest{
GrantTypes: Arguments{"foo"},
Request: Request{
Client: client,
},
},
handlers: TokenEndpointHandlers{handler},
},
// Should pass if no auth is set in the header and can skip!
{
form: url.Values{
"grant_type": {"foo"},
},
mock: func() {
handler.EXPECT().HandleTokenEndpointRequest(gomock.Any(), gomock.Any()).Return(nil)
},
method: "POST",
expect: &AccessRequest{
GrantTypes: Arguments{"foo"},
Request: Request{
Client: client,
},
},
handlers: TokenEndpointHandlers{handler},
},
// Should also pass if client auth is set!
{
header: http.Header{
"Authorization": {basicAuth("foo", "bar")},
},
form: url.Values{
"grant_type": {"foo"},
},
mock: func() {
store.EXPECT().GetClient(gomock.Any(), "foo").Return(anotherClient, nil).Times(1)
hasher.EXPECT().Compare(gomock.Any(), gomock.Any(), gomock.Any()).Return(nil).Times(1)
handler.EXPECT().HandleTokenEndpointRequest(gomock.Any(), gomock.Any()).Return(nil)
},
method: "POST",
expect: &AccessRequest{
GrantTypes: Arguments{"foo"},
Request: Request{
Client: anotherClient,
},
},
handlers: TokenEndpointHandlers{handler},
},
} {
t.Run(fmt.Sprintf("case=%d", k), func(t *testing.T) {
r := &http.Request{
Header: c.header,
PostForm: c.form,
Form: c.form,
Method: c.method,
}
c.mock()
ctx := NewContext()
config.TokenEndpointHandlers = c.handlers
ar, err := fosite.NewAccessRequest(ctx, r, new(DefaultSession))
if c.expectErr != nil {
assert.EqualError(t, err, c.expectErr.Error())
} else {
require.NoError(t, err)
AssertObjectKeysEqual(t, c.expect, ar, "GrantTypes", "Client")
assert.NotNil(t, ar.GetRequestedAt())
}
})
}
}
// In this test case one handler requires client auth and another handler not.
func TestNewAccessRequestWithMixedClientAuth(t *testing.T) {
ctrl := gomock.NewController(t)
store := internal.NewMockStorage(ctrl)
handlerWithClientAuth := internal.NewMockTokenEndpointHandler(ctrl)
handlerWithClientAuth.EXPECT().CanHandleTokenEndpointRequest(gomock.Any(), gomock.Any()).Return(true).AnyTimes()
handlerWithClientAuth.EXPECT().CanSkipClientAuth(gomock.Any(), gomock.Any()).Return(false).AnyTimes()
handlerWithoutClientAuth := internal.NewMockTokenEndpointHandler(ctrl)
handlerWithoutClientAuth.EXPECT().CanHandleTokenEndpointRequest(gomock.Any(), gomock.Any()).Return(true).AnyTimes()
handlerWithoutClientAuth.EXPECT().CanSkipClientAuth(gomock.Any(), gomock.Any()).Return(true).AnyTimes()
hasher := internal.NewMockHasher(ctrl)
defer ctrl.Finish()
ctx := gomock.AssignableToTypeOf(context.WithValue(context.TODO(), ContextKey("test"), nil))
client := &DefaultClient{}
config := &Config{ClientSecretsHasher: hasher, AudienceMatchingStrategy: DefaultAudienceMatchingStrategy}
fosite := &Fosite{Store: store, Config: config}
for k, c := range []struct {
header http.Header
form url.Values
mock func()
method string
expectErr error
expect *AccessRequest
handlers TokenEndpointHandlers
}{
{
header: http.Header{
"Authorization": {basicAuth("foo", "bar")},
},
form: url.Values{
"grant_type": {"foo"},
},
mock: func() {
store.EXPECT().GetClient(gomock.Any(), gomock.Eq("foo")).Return(client, nil)
client.Public = false
client.Secret = []byte("foo")
hasher.EXPECT().Compare(ctx, gomock.Eq([]byte("foo")), gomock.Eq([]byte("bar"))).Return(errors.New("hash err"))
handlerWithoutClientAuth.EXPECT().HandleTokenEndpointRequest(gomock.Any(), gomock.Any()).Return(nil)
},
method: "POST",
expectErr: ErrInvalidClient,
handlers: TokenEndpointHandlers{handlerWithoutClientAuth, handlerWithClientAuth},
},
{
header: http.Header{
"Authorization": {basicAuth("foo", "bar")},
},
form: url.Values{
"grant_type": {"foo"},
},
mock: func() {
store.EXPECT().GetClient(gomock.Any(), gomock.Eq("foo")).Return(client, nil)
client.Public = false
client.Secret = []byte("foo")
hasher.EXPECT().Compare(ctx, gomock.Eq([]byte("foo")), gomock.Eq([]byte("bar"))).Return(nil)
handlerWithoutClientAuth.EXPECT().HandleTokenEndpointRequest(gomock.Any(), gomock.Any()).Return(nil)
handlerWithClientAuth.EXPECT().HandleTokenEndpointRequest(gomock.Any(), gomock.Any()).Return(nil)
},
method: "POST",
expect: &AccessRequest{
GrantTypes: Arguments{"foo"},
Request: Request{
Client: client,
},
},
handlers: TokenEndpointHandlers{handlerWithoutClientAuth, handlerWithClientAuth},
},
{
header: http.Header{},
form: url.Values{
"grant_type": {"foo"},
},
mock: func() {
store.EXPECT().GetClient(gomock.Any(), gomock.Any()).Times(0)
handlerWithoutClientAuth.EXPECT().HandleTokenEndpointRequest(gomock.Any(), gomock.Any()).Return(nil)
},
method: "POST",
expectErr: ErrInvalidRequest,
handlers: TokenEndpointHandlers{handlerWithoutClientAuth, handlerWithClientAuth},
},
} {
t.Run(fmt.Sprintf("case=%d", k), func(t *testing.T) {
r := &http.Request{
Header: c.header,
PostForm: c.form,
Form: c.form,
Method: c.method,
}
c.mock()
ctx := NewContext()
config.TokenEndpointHandlers = c.handlers
ar, err := fosite.NewAccessRequest(ctx, r, new(DefaultSession))
if c.expectErr != nil {
assert.EqualError(t, err, c.expectErr.Error())
} else {
require.NoError(t, err)
AssertObjectKeysEqual(t, c.expect, ar, "GrantTypes", "Client")
assert.NotNil(t, ar.GetRequestedAt())
}
})
}
}
func basicAuth(username, password string) string {
return "Basic " + base64.StdEncoding.EncodeToString([]byte(fmt.Sprintf("%s:%s", username, password)))
}