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-rw-r--r--vendor/github.com/gorilla/websocket/client_server_test.go451
1 files changed, 451 insertions, 0 deletions
diff --git a/vendor/github.com/gorilla/websocket/client_server_test.go b/vendor/github.com/gorilla/websocket/client_server_test.go
new file mode 100644
index 000000000..3f7345dde
--- /dev/null
+++ b/vendor/github.com/gorilla/websocket/client_server_test.go
@@ -0,0 +1,451 @@
+// Copyright 2013 The Gorilla WebSocket 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 websocket
+
+import (
+ "crypto/tls"
+ "crypto/x509"
+ "encoding/base64"
+ "io"
+ "io/ioutil"
+ "net"
+ "net/http"
+ "net/http/httptest"
+ "net/url"
+ "reflect"
+ "strings"
+ "testing"
+ "time"
+)
+
+var cstUpgrader = Upgrader{
+ Subprotocols: []string{"p0", "p1"},
+ ReadBufferSize: 1024,
+ WriteBufferSize: 1024,
+ Error: func(w http.ResponseWriter, r *http.Request, status int, reason error) {
+ http.Error(w, reason.Error(), status)
+ },
+}
+
+var cstDialer = Dialer{
+ Subprotocols: []string{"p1", "p2"},
+ ReadBufferSize: 1024,
+ WriteBufferSize: 1024,
+}
+
+type cstHandler struct{ *testing.T }
+
+type cstServer struct {
+ *httptest.Server
+ URL string
+}
+
+const (
+ cstPath = "/a/b"
+ cstRawQuery = "x=y"
+ cstRequestURI = cstPath + "?" + cstRawQuery
+)
+
+func newServer(t *testing.T) *cstServer {
+ var s cstServer
+ s.Server = httptest.NewServer(cstHandler{t})
+ s.Server.URL += cstRequestURI
+ s.URL = makeWsProto(s.Server.URL)
+ return &s
+}
+
+func newTLSServer(t *testing.T) *cstServer {
+ var s cstServer
+ s.Server = httptest.NewTLSServer(cstHandler{t})
+ s.Server.URL += cstRequestURI
+ s.URL = makeWsProto(s.Server.URL)
+ return &s
+}
+
+func (t cstHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+ if r.URL.Path != cstPath {
+ t.Logf("path=%v, want %v", r.URL.Path, cstPath)
+ http.Error(w, "bad path", 400)
+ return
+ }
+ if r.URL.RawQuery != cstRawQuery {
+ t.Logf("query=%v, want %v", r.URL.RawQuery, cstRawQuery)
+ http.Error(w, "bad path", 400)
+ return
+ }
+ subprotos := Subprotocols(r)
+ if !reflect.DeepEqual(subprotos, cstDialer.Subprotocols) {
+ t.Logf("subprotols=%v, want %v", subprotos, cstDialer.Subprotocols)
+ http.Error(w, "bad protocol", 400)
+ return
+ }
+ ws, err := cstUpgrader.Upgrade(w, r, http.Header{"Set-Cookie": {"sessionID=1234"}})
+ if err != nil {
+ t.Logf("Upgrade: %v", err)
+ return
+ }
+ defer ws.Close()
+
+ if ws.Subprotocol() != "p1" {
+ t.Logf("Subprotocol() = %s, want p1", ws.Subprotocol())
+ ws.Close()
+ return
+ }
+ op, rd, err := ws.NextReader()
+ if err != nil {
+ t.Logf("NextReader: %v", err)
+ return
+ }
+ wr, err := ws.NextWriter(op)
+ if err != nil {
+ t.Logf("NextWriter: %v", err)
+ return
+ }
+ if _, err = io.Copy(wr, rd); err != nil {
+ t.Logf("NextWriter: %v", err)
+ return
+ }
+ if err := wr.Close(); err != nil {
+ t.Logf("Close: %v", err)
+ return
+ }
+}
+
+func makeWsProto(s string) string {
+ return "ws" + strings.TrimPrefix(s, "http")
+}
+
+func sendRecv(t *testing.T, ws *Conn) {
+ const message = "Hello World!"
+ if err := ws.SetWriteDeadline(time.Now().Add(time.Second)); err != nil {
+ t.Fatalf("SetWriteDeadline: %v", err)
+ }
+ if err := ws.WriteMessage(TextMessage, []byte(message)); err != nil {
+ t.Fatalf("WriteMessage: %v", err)
+ }
+ if err := ws.SetReadDeadline(time.Now().Add(time.Second)); err != nil {
+ t.Fatalf("SetReadDeadline: %v", err)
+ }
+ _, p, err := ws.ReadMessage()
+ if err != nil {
+ t.Fatalf("ReadMessage: %v", err)
+ }
+ if string(p) != message {
+ t.Fatalf("message=%s, want %s", p, message)
+ }
+}
+
+func TestProxyDial(t *testing.T) {
+
+ s := newServer(t)
+ defer s.Close()
+
+ surl, _ := url.Parse(s.URL)
+
+ cstDialer.Proxy = http.ProxyURL(surl)
+
+ connect := false
+ origHandler := s.Server.Config.Handler
+
+ // Capture the request Host header.
+ s.Server.Config.Handler = http.HandlerFunc(
+ func(w http.ResponseWriter, r *http.Request) {
+ if r.Method == "CONNECT" {
+ connect = true
+ w.WriteHeader(200)
+ return
+ }
+
+ if !connect {
+ t.Log("connect not recieved")
+ http.Error(w, "connect not recieved", 405)
+ return
+ }
+ origHandler.ServeHTTP(w, r)
+ })
+
+ ws, _, err := cstDialer.Dial(s.URL, nil)
+ if err != nil {
+ t.Fatalf("Dial: %v", err)
+ }
+ defer ws.Close()
+ sendRecv(t, ws)
+
+ cstDialer.Proxy = http.ProxyFromEnvironment
+}
+
+func TestProxyAuthorizationDial(t *testing.T) {
+ s := newServer(t)
+ defer s.Close()
+
+ surl, _ := url.Parse(s.URL)
+ surl.User = url.UserPassword("username", "password")
+ cstDialer.Proxy = http.ProxyURL(surl)
+
+ connect := false
+ origHandler := s.Server.Config.Handler
+
+ // Capture the request Host header.
+ s.Server.Config.Handler = http.HandlerFunc(
+ func(w http.ResponseWriter, r *http.Request) {
+ proxyAuth := r.Header.Get("Proxy-Authorization")
+ expectedProxyAuth := "Basic " + base64.StdEncoding.EncodeToString([]byte("username:password"))
+ if r.Method == "CONNECT" && proxyAuth == expectedProxyAuth {
+ connect = true
+ w.WriteHeader(200)
+ return
+ }
+
+ if !connect {
+ t.Log("connect with proxy authorization not recieved")
+ http.Error(w, "connect with proxy authorization not recieved", 405)
+ return
+ }
+ origHandler.ServeHTTP(w, r)
+ })
+
+ ws, _, err := cstDialer.Dial(s.URL, nil)
+ if err != nil {
+ t.Fatalf("Dial: %v", err)
+ }
+ defer ws.Close()
+ sendRecv(t, ws)
+
+ cstDialer.Proxy = http.ProxyFromEnvironment
+}
+
+func TestDial(t *testing.T) {
+ s := newServer(t)
+ defer s.Close()
+
+ ws, _, err := cstDialer.Dial(s.URL, nil)
+ if err != nil {
+ t.Fatalf("Dial: %v", err)
+ }
+ defer ws.Close()
+ sendRecv(t, ws)
+}
+
+func TestDialTLS(t *testing.T) {
+ s := newTLSServer(t)
+ defer s.Close()
+
+ certs := x509.NewCertPool()
+ for _, c := range s.TLS.Certificates {
+ roots, err := x509.ParseCertificates(c.Certificate[len(c.Certificate)-1])
+ if err != nil {
+ t.Fatalf("error parsing server's root cert: %v", err)
+ }
+ for _, root := range roots {
+ certs.AddCert(root)
+ }
+ }
+
+ u, _ := url.Parse(s.URL)
+ d := cstDialer
+ d.NetDial = func(network, addr string) (net.Conn, error) { return net.Dial(network, u.Host) }
+ d.TLSClientConfig = &tls.Config{RootCAs: certs}
+ ws, _, err := d.Dial("wss://example.com"+cstRequestURI, nil)
+ if err != nil {
+ t.Fatalf("Dial: %v", err)
+ }
+ defer ws.Close()
+ sendRecv(t, ws)
+}
+
+func xTestDialTLSBadCert(t *testing.T) {
+ // This test is deactivated because of noisy logging from the net/http package.
+ s := newTLSServer(t)
+ defer s.Close()
+
+ ws, _, err := cstDialer.Dial(s.URL, nil)
+ if err == nil {
+ ws.Close()
+ t.Fatalf("Dial: nil")
+ }
+}
+
+func xTestDialTLSNoVerify(t *testing.T) {
+ s := newTLSServer(t)
+ defer s.Close()
+
+ d := cstDialer
+ d.TLSClientConfig = &tls.Config{InsecureSkipVerify: true}
+ ws, _, err := d.Dial(s.URL, nil)
+ if err != nil {
+ t.Fatalf("Dial: %v", err)
+ }
+ defer ws.Close()
+ sendRecv(t, ws)
+}
+
+func TestDialTimeout(t *testing.T) {
+ s := newServer(t)
+ defer s.Close()
+
+ d := cstDialer
+ d.HandshakeTimeout = -1
+ ws, _, err := d.Dial(s.URL, nil)
+ if err == nil {
+ ws.Close()
+ t.Fatalf("Dial: nil")
+ }
+}
+
+func TestDialBadScheme(t *testing.T) {
+ s := newServer(t)
+ defer s.Close()
+
+ ws, _, err := cstDialer.Dial(s.Server.URL, nil)
+ if err == nil {
+ ws.Close()
+ t.Fatalf("Dial: nil")
+ }
+}
+
+func TestDialBadOrigin(t *testing.T) {
+ s := newServer(t)
+ defer s.Close()
+
+ ws, resp, err := cstDialer.Dial(s.URL, http.Header{"Origin": {"bad"}})
+ if err == nil {
+ ws.Close()
+ t.Fatalf("Dial: nil")
+ }
+ if resp == nil {
+ t.Fatalf("resp=nil, err=%v", err)
+ }
+ if resp.StatusCode != http.StatusForbidden {
+ t.Fatalf("status=%d, want %d", resp.StatusCode, http.StatusForbidden)
+ }
+}
+
+func TestDialBadHeader(t *testing.T) {
+ s := newServer(t)
+ defer s.Close()
+
+ for _, k := range []string{"Upgrade",
+ "Connection",
+ "Sec-Websocket-Key",
+ "Sec-Websocket-Version",
+ "Sec-Websocket-Protocol"} {
+ h := http.Header{}
+ h.Set(k, "bad")
+ ws, _, err := cstDialer.Dial(s.URL, http.Header{"Origin": {"bad"}})
+ if err == nil {
+ ws.Close()
+ t.Errorf("Dial with header %s returned nil", k)
+ }
+ }
+}
+
+func TestBadMethod(t *testing.T) {
+ s := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+ ws, err := cstUpgrader.Upgrade(w, r, nil)
+ if err == nil {
+ t.Errorf("handshake succeeded, expect fail")
+ ws.Close()
+ }
+ }))
+ defer s.Close()
+
+ resp, err := http.PostForm(s.URL, url.Values{})
+ if err != nil {
+ t.Fatalf("PostForm returned error %v", err)
+ }
+ resp.Body.Close()
+ if resp.StatusCode != http.StatusMethodNotAllowed {
+ t.Errorf("Status = %d, want %d", resp.StatusCode, http.StatusMethodNotAllowed)
+ }
+}
+
+func TestHandshake(t *testing.T) {
+ s := newServer(t)
+ defer s.Close()
+
+ ws, resp, err := cstDialer.Dial(s.URL, http.Header{"Origin": {s.URL}})
+ if err != nil {
+ t.Fatalf("Dial: %v", err)
+ }
+ defer ws.Close()
+
+ var sessionID string
+ for _, c := range resp.Cookies() {
+ if c.Name == "sessionID" {
+ sessionID = c.Value
+ }
+ }
+ if sessionID != "1234" {
+ t.Error("Set-Cookie not received from the server.")
+ }
+
+ if ws.Subprotocol() != "p1" {
+ t.Errorf("ws.Subprotocol() = %s, want p1", ws.Subprotocol())
+ }
+ sendRecv(t, ws)
+}
+
+func TestRespOnBadHandshake(t *testing.T) {
+ const expectedStatus = http.StatusGone
+ const expectedBody = "This is the response body."
+
+ s := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+ w.WriteHeader(expectedStatus)
+ io.WriteString(w, expectedBody)
+ }))
+ defer s.Close()
+
+ ws, resp, err := cstDialer.Dial(makeWsProto(s.URL), nil)
+ if err == nil {
+ ws.Close()
+ t.Fatalf("Dial: nil")
+ }
+
+ if resp == nil {
+ t.Fatalf("resp=nil, err=%v", err)
+ }
+
+ if resp.StatusCode != expectedStatus {
+ t.Errorf("resp.StatusCode=%d, want %d", resp.StatusCode, expectedStatus)
+ }
+
+ p, err := ioutil.ReadAll(resp.Body)
+ if err != nil {
+ t.Fatalf("ReadFull(resp.Body) returned error %v", err)
+ }
+
+ if string(p) != expectedBody {
+ t.Errorf("resp.Body=%s, want %s", p, expectedBody)
+ }
+}
+
+// TestHostHeader confirms that the host header provided in the call to Dial is
+// sent to the server.
+func TestHostHeader(t *testing.T) {
+ s := newServer(t)
+ defer s.Close()
+
+ specifiedHost := make(chan string, 1)
+ origHandler := s.Server.Config.Handler
+
+ // Capture the request Host header.
+ s.Server.Config.Handler = http.HandlerFunc(
+ func(w http.ResponseWriter, r *http.Request) {
+ specifiedHost <- r.Host
+ origHandler.ServeHTTP(w, r)
+ })
+
+ ws, _, err := cstDialer.Dial(s.URL, http.Header{"Host": {"testhost"}})
+ if err != nil {
+ t.Fatalf("Dial: %v", err)
+ }
+ defer ws.Close()
+
+ if gotHost := <-specifiedHost; gotHost != "testhost" {
+ t.Fatalf("gotHost = %q, want \"testhost\"", gotHost)
+ }
+
+ sendRecv(t, ws)
+}