mozilla-central/netwerk/test/unit/test_trr_case_sensitivity.js (file symbol)

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/* 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 http://mozilla.org/MPL/2.0/. */
"use strict";
trr_test_setup();
registerCleanupFunction(async () => {
trr_clear_prefs();
});
function makeChan(url) {
let chan = NetUtil.newChannel({
uri: url,
loadUsingSystemPrincipal: true,
}).QueryInterface(Ci.nsIHttpChannel);
return chan;
}
function channelOpenPromise(chan) {
return new Promise(resolve => {
function finish(req, buffer) {
resolve([req, buffer]);
}
chan.asyncOpen(new ChannelListener(finish));
});
}
add_task(async function test_trr_casing() {
let trrServer = new TRRServer();
registerCleanupFunction(async () => {
await trrServer.stop();
});
await trrServer.start();
dump(`port = ${trrServer.port()}\n`);
let chan = makeChan(`https://localhost:${trrServer.port()}/test?bla=some`);
let [, resp] = await channelOpenPromise(chan);
equal(resp, "<h1> 404 Path not found: /test</h1>");
Services.dns.clearCache(true);
Services.prefs.setIntPref("network.trr.mode", 3);
Services.prefs.setCharPref(
"network.trr.uri",
`https://foo.example.com:${trrServer.port()}/dns-query`
);
// This CNAME response goes to B.example.com (uppercased)
// It should be lowercased by the code
await trrServer.registerDoHAnswers("a.example.com", "A", {
answers: [
{
name: "a.example.com",
ttl: 55,
type: "CNAME",
flush: false,
data: "B.example.com",
},
],
});
// Like in bug 1635566, the response for B.example.com will be lowercased
// by the server too -> b.example.com
// Requesting this resource would case the browser to reject the resource
await trrServer.registerDoHAnswers("B.example.com", "A", {
answers: [
{
name: "b.example.com",
ttl: 55,
type: "CNAME",
flush: false,
data: "c.example.com",
},
],
});
// The browser should request this one
await trrServer.registerDoHAnswers("b.example.com", "A", {
answers: [
{
name: "b.example.com",
ttl: 55,
type: "CNAME",
flush: false,
data: "c.example.com",
},
],
});
// Finally, it gets an IP
await trrServer.registerDoHAnswers("c.example.com", "A", {
answers: [
{
name: "c.example.com",
ttl: 55,
type: "A",
flush: false,
data: "1.2.3.4",
},
],
});
await new TRRDNSListener("a.example.com", { expectedAnswer: "1.2.3.4" });
await trrServer.registerDoHAnswers("a.test.com", "A", {
answers: [
{
name: "a.test.com",
ttl: 55,
type: "CNAME",
flush: false,
data: "B.test.com",
},
],
});
// We try this again, this time we explicitly make sure this resource
// is never used
await trrServer.registerDoHAnswers("B.test.com", "A", {
answers: [
{
name: "B.test.com",
ttl: 55,
type: "A",
flush: false,
data: "9.9.9.9",
},
],
});
await trrServer.registerDoHAnswers("b.test.com", "A", {
answers: [
{
name: "b.test.com",
ttl: 55,
type: "A",
flush: false,
data: "8.8.8.8",
},
],
});
await new TRRDNSListener("a.test.com", { expectedAnswer: "8.8.8.8" });
await trrServer.registerDoHAnswers("CAPITAL.COM", "A", {
answers: [
{
name: "capital.com",
ttl: 55,
type: "A",
flush: false,
data: "2.2.2.2",
},
],
});
await new TRRDNSListener("CAPITAL.COM", { expectedAnswer: "2.2.2.2" });
await new TRRDNSListener("CAPITAL.COM.", { expectedAnswer: "2.2.2.2" });
await trrServer.stop();
});