syncthing/cmd/infra/strelaypoolsrv/main_test.go

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// Copyright © 2020 The Syncthing Authors.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
// You can obtain one at https://mozilla.org/MPL/2.0/.
package main
import (
"bytes"
"encoding/json"
"fmt"
"net/http/httptest"
"net/url"
"strings"
"sync"
"testing"
)
func init() {
for i := 0; i < 10; i++ {
u := fmt.Sprintf("permanent%d", i)
permanentRelays = append(permanentRelays, &relay{URL: u})
}
knownRelays = []*relay{
{URL: "known1"},
{URL: "known2"},
{URL: "known3"},
}
mut = new(sync.RWMutex)
}
// Regression test: handleGetRequest should not modify permanentRelays.
func TestHandleGetRequest(t *testing.T) {
needcap := len(permanentRelays) + len(knownRelays)
if needcap > cap(permanentRelays) {
t.Fatalf("test setup failed: need cap(permanentRelays) >= %d, have %d",
needcap, cap(permanentRelays))
}
w := httptest.NewRecorder()
w.Body = new(bytes.Buffer)
handleEndpointFull(w, httptest.NewRequest("GET", "/", nil))
result := make(map[string][]*relay)
err := json.NewDecoder(w.Body).Decode(&result)
if err != nil {
t.Fatalf("invalid JSON: %v", err)
}
relays := result["relays"]
expect, actual := len(knownRelays)+len(permanentRelays), len(relays)
if actual != expect {
t.Errorf("expected %d relays, got %d", expect, actual)
}
// Check for changes in permanentRelays.
for i, r := range permanentRelays {
switch {
case !strings.HasPrefix(r.URL, "permanent"):
t.Errorf("relay %q among permanent relays", r.URL)
case r.URL != fmt.Sprintf("permanent%d", i):
t.Error("order of permanent relays changed")
}
}
}
func TestCanonicalizeQueryValues(t *testing.T) {
// This just demonstrates and validates the uri.Parse/String stuff in
// regards to query strings.
in := "http://example.com/?some weird= query^value"
exp := "http://example.com/?some+weird=+query%5Evalue"
uri, err := url.Parse(in)
if err != nil {
t.Fatal(err)
}
str := uri.String()
if str != in {
// Just re-encoding the URL doesn't sanitize the query string.
t.Errorf("expected %q, got %q", in, str)
}
uri.RawQuery = uri.Query().Encode()
str = uri.String()
if str != exp {
// The query string is now in correct format.
t.Errorf("expected %q, got %q", exp, str)
}
}
func TestSlimURL(t *testing.T) {
cases := []struct {
in, out string
}{
{"http://example.com/", "http://example.com/"},
{"relay://192.0.2.42:22067/?globalLimitBps=0&id=EIC6B3M-EIC6B3M-EIC6B3M-EIC6B3M-EIC6B3M-EIC6B3M-EIC6B3M-EIC6B3M&networkTimeout=2m0s&pingInterval=1m0s&providedBy=Test&sessionLimitBps=0&statusAddr=%3A22070", "relay://192.0.2.42:22067/?id=EIC6B3M-EIC6B3M-EIC6B3M-EIC6B3M-EIC6B3M-EIC6B3M-EIC6B3M-EIC6B3M"},
}
for _, c := range cases {
if got := slimURL(c.in); got != c.out {
t.Errorf("expected %q, got %q", c.out, got)
}
}
}