Golang ctxh.NewHandler函數代碼示例

func TestCallbackHandler_ParseCallbackError(t *testing.T) {
	config := &oauth2.Config{}
	success := testutils.AssertSuccessNotCalled(t)
	failure := func(ctx context.Context, w http.ResponseWriter, req *http.Request) {
		err := gologin.ErrorFromContext(ctx)
		if assert.NotNil(t, err) {
			assert.Equal(t, "oauth2: Request missing code or state", err.Error())
		}
		fmt.Fprintf(w, "failure handler called")
	}

	// CallbackHandler called without code or state, assert that:
	// - failure handler is called
	// - error about missing code or state is added to the ctx
	callbackHandler := CallbackHandler(config, success, ctxh.ContextHandlerFunc(failure))
	w := httptest.NewRecorder()
	req, _ := http.NewRequest("GET", "/?code=any_code", nil)
	ctxh.NewHandler(callbackHandler).ServeHTTP(w, req)
	assert.Equal(t, "failure handler called", w.Body.String())

	w = httptest.NewRecorder()
	req, _ = http.NewRequest("GET", "/?state=any_state", nil)
	ctxh.NewHandler(callbackHandler).ServeHTTP(w, req)
	assert.Equal(t, "failure handler called", w.Body.String())
}

// New returns a new ServeMux with app routes.
func New(config *Config) *http.ServeMux {
	mux := http.NewServeMux()
	mux.HandleFunc("/", welcomeHandler)
	mux.Handle("/profile", requireLogin(http.HandlerFunc(profileHandler)))
	mux.HandleFunc("/logout", logoutHandler)
	// 1. Register Twitter login and callback handlers
	oauth1Config := &oauth1.Config{
		ConsumerKey:    config.TwitterConsumerKey,
		ConsumerSecret: config.TwitterConsumerSecret,
		CallbackURL:    "http://localhost:8080/twitter/callback",
		Endpoint:       twitterOAuth1.AuthorizeEndpoint,
	}
	mux.Handle("/twitter/login", ctxh.NewHandler(twitter.LoginHandler(oauth1Config, nil)))
	mux.Handle("/twitter/callback", ctxh.NewHandler(twitter.CallbackHandler(oauth1Config, issueSession(), nil)))
	return mux
}

func TestWebHandler_InvalidFields(t *testing.T) {
	config := &Config{
		ConsumerKey: testConsumerKey,
	}
	handler := LoginHandler(config, testutils.AssertSuccessNotCalled(t), nil)
	ts := httptest.NewServer(ctxh.NewHandler(handler))

	// assert errors occur for different missing/incorrect POST fields
	resp, err := http.PostForm(ts.URL, url.Values{"wrongKeyName": {testAccountEndpoint}, accountRequestHeaderField: {testAccountRequestHeader}})
	assert.Nil(t, err)
	testutils.AssertBodyString(t, resp.Body, ErrMissingAccountEndpoint.Error()+"\n")

	resp, err = http.PostForm(ts.URL, url.Values{accountEndpointField: {"https://evil.com"}, accountRequestHeaderField: {testAccountRequestHeader}})
	assert.Nil(t, err)
	testutils.AssertBodyString(t, resp.Body, ErrInvalidDigitsEndpoint.Error()+"\n")

	resp, err = http.PostForm(ts.URL, url.Values{accountEndpointField: {testAccountEndpoint}, accountRequestHeaderField: {`OAuth oauth_consumer_key="notmyconsumerkey",`}})
	assert.Nil(t, err)
	testutils.AssertBodyString(t, resp.Body, ErrInvalidConsumerKey.Error()+"\n")

	// valid, but incorrect Digits account endpoint
	resp, err = http.PostForm(ts.URL, url.Values{accountEndpointField: {"https://api.digits.com/1.1/wrong.json"}, accountRequestHeaderField: {testAccountRequestHeader}})
	assert.Nil(t, err)
	testutils.AssertBodyString(t, resp.Body, ErrUnableToGetDigitsAccount.Error()+"\n")
}

func TestWebHandler(t *testing.T) {
	proxyClient, _, server := newDigitsTestServer(testAccountJSON)
	defer server.Close()

	config := &Config{
		ConsumerKey: testConsumerKey,
		Client:      proxyClient,
	}
	success := func(ctx context.Context, w http.ResponseWriter, req *http.Request) {
		account, err := AccountFromContext(ctx)
		assert.Nil(t, err)
		assert.Equal(t, testDigitsToken, account.AccessToken.Token)
		assert.Equal(t, testDigitsSecret, account.AccessToken.Secret)
		assert.Equal(t, "0123456789", account.PhoneNumber)

		endpoint, header, err := EchoFromContext(ctx)
		assert.Nil(t, err)
		assert.Equal(t, testAccountEndpoint, endpoint)
		assert.Equal(t, testAccountRequestHeader, header)
	}
	handler := LoginHandler(config, ctxh.ContextHandlerFunc(success), testutils.AssertFailureNotCalled(t))
	ts := httptest.NewServer(ctxh.NewHandler(handler))
	// POST OAuth Echo to server under test
	resp, err := http.PostForm(ts.URL, url.Values{accountEndpointField: {testAccountEndpoint}, accountRequestHeaderField: {testAccountRequestHeader}})
	assert.Nil(t, err)
	if assert.NotNil(t, resp) {
		assert.Equal(t, http.StatusOK, resp.StatusCode)
	}
}

func TestLoginHandler_RequestTokenError(t *testing.T) {
	server := testutils.NewErrorServer(t, "OAuth1 Service Down", http.StatusInternalServerError)
	defer server.Close()

	config := &oauth1.Config{
		Endpoint: oauth1.Endpoint{
			RequestTokenURL: server.URL,
		},
	}
	success := testutils.AssertSuccessNotCalled(t)
	failure := func(ctx context.Context, w http.ResponseWriter, req *http.Request) {
		err := gologin.ErrorFromContext(ctx)
		if assert.NotNil(t, err) {
			// first validation in OAuth1 impl failed
			assert.Equal(t, "oauth1: oauth_callback_confirmed was not true", err.Error())
		}
		fmt.Fprintf(w, "failure handler called")
	}

	// LoginHandler cannot get the OAuth1 request token, assert that:
	// - failure handler is called
	// - error is added to the ctx of the failure handler
	loginHandler := LoginHandler(config, success, ctxh.ContextHandlerFunc(failure))
	w := httptest.NewRecorder()
	req, _ := http.NewRequest("GET", "/", nil)
	ctxh.NewHandler(loginHandler).ServeHTTP(w, req)
	assert.Equal(t, "failure handler called", w.Body.String())
}

func TestLoginHandler(t *testing.T) {
	expectedToken := "request_token"
	expectedSecret := "request_secret"
	data := url.Values{}
	data.Add("oauth_token", expectedToken)
	data.Add("oauth_token_secret", expectedSecret)
	data.Add("oauth_callback_confirmed", "true")
	server := NewRequestTokenServer(t, data)
	defer server.Close()

	config := &oauth1.Config{
		Endpoint: oauth1.Endpoint{
			RequestTokenURL: server.URL,
		},
	}
	success := func(ctx context.Context, w http.ResponseWriter, req *http.Request) {
		requestToken, requestSecret, err := RequestTokenFromContext(ctx)
		assert.Equal(t, expectedToken, requestToken)
		assert.Equal(t, expectedSecret, requestSecret)
		assert.Nil(t, err)
		fmt.Fprintf(w, "success handler called")
	}
	failure := testutils.AssertFailureNotCalled(t)

	// LoginHandler gets OAuth1 request token, assert that:
	// - success handler is called
	// - request token added to the ctx of the success handler
	// - request secret added to the ctx of the success handler
	// - failure handler is not called
	loginHandler := LoginHandler(config, ctxh.ContextHandlerFunc(success), failure)
	w := httptest.NewRecorder()
	req, _ := http.NewRequest("GET", "/", nil)
	ctxh.NewHandler(loginHandler).ServeHTTP(w, req)
	assert.Equal(t, "success handler called", w.Body.String())
}

func TestTokenHandler_NonPost(t *testing.T) {
	config := &oauth1.Config{}
	ts := httptest.NewServer(ctxh.NewHandler(TokenHandler(config, assertSuccessNotCalled(t), nil)))
	resp, err := http.Get(ts.URL)
	assert.Nil(t, err)
	// assert that default (nil) failure handler returns a 405 Method Not Allowed
	if assert.NotNil(t, resp) {
		// TODO: change to 405
		assert.Equal(t, http.StatusBadRequest, resp.StatusCode)
	}
}

func TestTokenHandler_NonPostPassesError(t *testing.T) {
	config := &oauth1.Config{}
	failure := func(ctx context.Context, w http.ResponseWriter, req *http.Request) {
		// assert that Method not allowed error passed through ctx
		err := gologin.ErrorFromContext(ctx)
		if assert.Error(t, err) {
			assert.Equal(t, err, fmt.Errorf("Method not allowed"))
		}
	}
	ts := httptest.NewServer(ctxh.NewHandler(TokenHandler(config, assertSuccessNotCalled(t), ctxh.ContextHandlerFunc(failure))))
	http.Get(ts.URL)
}

func TestWebHandler_ErrorGettingRequestToken(t *testing.T) {
	proxyClient, server := testutils.NewErrorServer("OAuth1 Service Down", http.StatusInternalServerError)
	defer server.Close()

	config := &Config{
		ConsumerKey: testConsumerKey,
		Client:      proxyClient,
	}
	handler := LoginHandler(config, testutils.AssertSuccessNotCalled(t), nil)
	ts := httptest.NewServer(ctxh.NewHandler(handler))
	// assert that error occurs indicating the Digits Account cound not be confirmed
	resp, _ := http.PostForm(ts.URL, url.Values{accountEndpointField: {testAccountEndpoint}, accountRequestHeaderField: {testAccountRequestHeader}})
	testutils.AssertBodyString(t, resp.Body, ErrUnableToGetDigitsAccount.Error()+"\n")
}

func TestTokenHandler_InvalidFields(t *testing.T) {
	config := &oauth1.Config{}
	handler := TokenHandler(config, testutils.AssertSuccessNotCalled(t), nil)
	ts := httptest.NewServer(ctxh.NewHandler(handler))

	// asert errors occur for different missing POST fields
	resp, err := http.PostForm(ts.URL, url.Values{"wrongFieldName": {testDigitsToken}, accessTokenSecretField: {testDigitsSecret}})
	assert.Nil(t, err)
	testutils.AssertBodyString(t, resp.Body, ErrMissingToken.Error()+"\n")

	resp, err = http.PostForm(ts.URL, url.Values{accessTokenField: {testDigitsToken}, "wrongFieldName": {testDigitsSecret}})
	assert.Nil(t, err)
	testutils.AssertBodyString(t, resp.Body, ErrMissingTokenSecret.Error()+"\n")
}

func TestLoginHandler_MissingCtxState(t *testing.T) {
	config := &oauth2.Config{}
	failure := func(ctx context.Context, w http.ResponseWriter, req *http.Request) {
		err := gologin.ErrorFromContext(ctx)
		if assert.NotNil(t, err) {
			assert.Equal(t, "oauth2: Context missing state value", err.Error())
		}
		fmt.Fprintf(w, "failure handler called")
	}

	// LoginHandler cannot get the state from the ctx, assert that:
	// - failure handler is called
	// - error about missing state is added to the ctx
	loginHandler := LoginHandler(config, ctxh.ContextHandlerFunc(failure))
	w := httptest.NewRecorder()
	req, _ := http.NewRequest("GET", "/", nil)
	ctxh.NewHandler(loginHandler).ServeHTTP(w, req)
	assert.Equal(t, "failure handler called", w.Body.String())
}

func TestAuthRedirectHandler_MissingCtxRequestToken(t *testing.T) {
	config := &oauth1.Config{}
	failure := func(ctx context.Context, w http.ResponseWriter, req *http.Request) {
		err := gologin.ErrorFromContext(ctx)
		if assert.NotNil(t, err) {
			assert.Equal(t, "oauth1: Context missing request token or secret", err.Error())
		}
		fmt.Fprintf(w, "failure handler called")
	}

	// CallbackHandler cannot get the request token from the ctx, assert that:
	// - failure handler is called
	// - error about missing request token is added to the ctx
	authRedirectHandler := AuthRedirectHandler(config, ctxh.ContextHandlerFunc(failure))
	w := httptest.NewRecorder()
	req, _ := http.NewRequest("GET", "/", nil)
	ctxh.NewHandler(authRedirectHandler).ServeHTTP(w, req)
	assert.Equal(t, "failure handler called", w.Body.String())
}

func TestCallbackHandler_MissingCtxState(t *testing.T) {
	config := &oauth2.Config{}
	success := testutils.AssertSuccessNotCalled(t)
	failure := func(ctx context.Context, w http.ResponseWriter, req *http.Request) {
		err := gologin.ErrorFromContext(ctx)
		if assert.NotNil(t, err) {
			assert.Equal(t, "oauth2: Context missing state value", err.Error())
		}
		fmt.Fprintf(w, "failure handler called")
	}

	// CallbackHandler cannot get the state parameter from the ctx, assert that:
	// - failure handler is called
	// - error about missing state ctx param is added to the failure handler ctx
	callbackHandler := CallbackHandler(config, success, ctxh.ContextHandlerFunc(failure))
	w := httptest.NewRecorder()
	req, _ := http.NewRequest("GET", "/?code=any_code&state=d4e5f6", nil)
	ctxh.NewHandler(callbackHandler).ServeHTTP(w, req)
	assert.Equal(t, "failure handler called", w.Body.String())
}

func TestCallbackHandler_MissingCtxRequestSecret(t *testing.T) {
	config := &oauth1.Config{}
	success := testutils.AssertSuccessNotCalled(t)
	failure := func(ctx context.Context, w http.ResponseWriter, req *http.Request) {
		err := gologin.ErrorFromContext(ctx)
		if assert.NotNil(t, err) {
			assert.Equal(t, "oauth1: Context missing request token or secret", err.Error())
		}
		fmt.Fprintf(w, "failure handler called")
	}

	// CallbackHandler cannot get the request secret from the ctx, assert that:
	// - failure handler is called
	// - error about missing request secret is added to the ctx
	callbackHandler := CallbackHandler(config, success, ctxh.ContextHandlerFunc(failure))
	w := httptest.NewRecorder()
	req, _ := http.NewRequest("GET", "/?oauth_token=any_token&oauth_verifier=any_verifier", nil)
	ctxh.NewHandler(callbackHandler).ServeHTTP(w, req)
	assert.Equal(t, "failure handler called", w.Body.String())
}