mirror of https://github.com/gorilla/websocket.git
142 lines
3.9 KiB
Go
142 lines
3.9 KiB
Go
// Copyright 2013 The Gorilla WebSocket Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package websocket
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import (
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"bufio"
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"bytes"
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"errors"
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"net"
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"net/http"
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"net/http/httptest"
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"reflect"
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"strings"
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"testing"
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)
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var subprotocolTests = []struct {
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h string
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protocols []string
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}{
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{"", nil},
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{"foo", []string{"foo"}},
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{"foo,bar", []string{"foo", "bar"}},
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{"foo, bar", []string{"foo", "bar"}},
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{" foo, bar", []string{"foo", "bar"}},
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{" foo, bar ", []string{"foo", "bar"}},
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}
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func TestSubprotocols(t *testing.T) {
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for _, st := range subprotocolTests {
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r := http.Request{Header: http.Header{"Sec-Websocket-Protocol": {st.h}}}
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protocols := Subprotocols(&r)
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if !reflect.DeepEqual(st.protocols, protocols) {
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t.Errorf("SubProtocols(%q) returned %#v, want %#v", st.h, protocols, st.protocols)
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}
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}
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}
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var isWebSocketUpgradeTests = []struct {
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ok bool
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h http.Header
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}{
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{false, http.Header{"Upgrade": {"websocket"}}},
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{false, http.Header{"Connection": {"upgrade"}}},
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{true, http.Header{"Connection": {"upgRade"}, "Upgrade": {"WebSocket"}}},
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}
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func TestIsWebSocketUpgrade(t *testing.T) {
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for _, tt := range isWebSocketUpgradeTests {
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ok := IsWebSocketUpgrade(&http.Request{Header: tt.h})
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if tt.ok != ok {
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t.Errorf("IsWebSocketUpgrade(%v) returned %v, want %v", tt.h, ok, tt.ok)
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}
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}
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}
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var checkSameOriginTests = []struct {
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ok bool
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r *http.Request
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}{
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{false, &http.Request{Host: "example.org", Header: map[string][]string{"Origin": {"https://other.org"}}}},
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{true, &http.Request{Host: "example.org", Header: map[string][]string{"Origin": {"https://example.org"}}}},
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{true, &http.Request{Host: "Example.org", Header: map[string][]string{"Origin": {"https://example.org"}}}},
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}
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func TestCheckSameOrigin(t *testing.T) {
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for _, tt := range checkSameOriginTests {
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ok := checkSameOrigin(tt.r)
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if tt.ok != ok {
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t.Errorf("checkSameOrigin(%+v) returned %v, want %v", tt.r, ok, tt.ok)
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}
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}
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}
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type reuseTestResponseWriter struct {
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brw *bufio.ReadWriter
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http.ResponseWriter
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}
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func (resp *reuseTestResponseWriter) Hijack() (net.Conn, *bufio.ReadWriter, error) {
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return fakeNetConn{strings.NewReader(""), &bytes.Buffer{}}, resp.brw, nil
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}
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var bufioReuseTests = []struct {
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n int
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reuse bool
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}{
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{4096, true},
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{128, false},
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}
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func TestBufioReuse(t *testing.T) {
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for i, tt := range bufioReuseTests {
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br := bufio.NewReaderSize(strings.NewReader(""), tt.n)
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bw := bufio.NewWriterSize(&bytes.Buffer{}, tt.n)
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resp := &reuseTestResponseWriter{
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brw: bufio.NewReadWriter(br, bw),
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}
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upgrader := Upgrader{}
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c, err := upgrader.Upgrade(resp, &http.Request{
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Method: http.MethodGet,
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Header: http.Header{
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"Upgrade": []string{"websocket"},
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"Connection": []string{"upgrade"},
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"Sec-Websocket-Key": []string{"dGhlIHNhbXBsZSBub25jZQ=="},
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"Sec-Websocket-Version": []string{"13"},
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}}, nil)
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if err != nil {
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t.Fatal(err)
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}
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if reuse := c.br == br; reuse != tt.reuse {
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t.Errorf("%d: buffered reader reuse=%v, want %v", i, reuse, tt.reuse)
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}
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writeBuf := bufioWriterBuffer(c.NetConn(), bw)
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if reuse := &c.writeBuf[0] == &writeBuf[0]; reuse != tt.reuse {
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t.Errorf("%d: write buffer reuse=%v, want %v", i, reuse, tt.reuse)
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}
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}
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}
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func TestHijack_NotSupported(t *testing.T) {
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t.Parallel()
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req := httptest.NewRequest(http.MethodGet, "http://example.com", nil)
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req.Header.Set("Upgrade", "websocket")
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req.Header.Set("Connection", "upgrade")
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req.Header.Set("Sec-Websocket-Key", "dGhlIHNhbXBsZSBub25jZQ==")
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req.Header.Set("Sec-Websocket-Version", "13")
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recorder := httptest.NewRecorder()
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upgrader := Upgrader{}
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_, err := upgrader.Upgrade(recorder, req, nil)
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if want := (HandshakeError{}); !errors.As(err, &want) || recorder.Code != http.StatusInternalServerError {
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t.Errorf("want %T and status_code=%d", want, http.StatusInternalServerError)
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t.Fatalf("got err=%T and status_code=%d", err, recorder.Code)
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}
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}
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