From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 netwerk/test/unit/test_dns_proxy_bypass.js | 95 ++++++++++++++++++++++++++++++
 1 file changed, 95 insertions(+)
 create mode 100644 netwerk/test/unit/test_dns_proxy_bypass.js

(limited to 'netwerk/test/unit/test_dns_proxy_bypass.js')

diff --git a/netwerk/test/unit/test_dns_proxy_bypass.js b/netwerk/test/unit/test_dns_proxy_bypass.js
new file mode 100644
index 0000000000..d53efc3dd3
--- /dev/null
+++ b/netwerk/test/unit/test_dns_proxy_bypass.js
@@ -0,0 +1,95 @@
+/* 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";
+
+var prefs = Services.prefs;
+
+function setup() {
+  prefs.setBoolPref("network.dns.notifyResolution", true);
+  prefs.setCharPref("network.proxy.socks", "127.0.0.1");
+  prefs.setIntPref("network.proxy.socks_port", 9000);
+  prefs.setIntPref("network.proxy.type", 1);
+  prefs.setBoolPref("network.proxy.socks_remote_dns", true);
+}
+
+setup();
+registerCleanupFunction(async () => {
+  prefs.clearUserPref("network.proxy.socks");
+  prefs.clearUserPref("network.proxy.socks_port");
+  prefs.clearUserPref("network.proxy.type");
+  prefs.clearUserPref("network.proxy.socks_remote_dns");
+  prefs.clearUserPref("network.dns.notifyResolution");
+});
+
+var url = "ws://dnsleak.example.com";
+
+var dnsRequestObserver = {
+  register() {
+    this.obs = Services.obs;
+    this.obs.addObserver(this, "dns-resolution-request");
+  },
+
+  unregister() {
+    if (this.obs) {
+      this.obs.removeObserver(this, "dns-resolution-request");
+    }
+  },
+
+  observe(subject, topic, data) {
+    if (topic == "dns-resolution-request") {
+      Assert.ok(!data.includes("dnsleak.example.com"), `no dnsleak: ${data}`);
+    }
+  },
+};
+
+function WSListener(closure) {
+  this._closure = closure;
+}
+WSListener.prototype = {
+  onAcknowledge(aContext, aSize) {},
+  onBinaryMessageAvailable(aContext, aMsg) {},
+  onMessageAvailable(aContext, aMsg) {},
+  onServerClose(aContext, aCode, aReason) {},
+  onStart(aContext) {},
+  onStop(aContext, aStatusCode) {
+    dnsRequestObserver.unregister();
+    this._closure();
+  },
+};
+
+add_task(async function test_dns_websocket_channel() {
+  dnsRequestObserver.register();
+
+  var chan = Cc["@mozilla.org/network/protocol;1?name=ws"].createInstance(
+    Ci.nsIWebSocketChannel
+  );
+
+  var uri = Services.io.newURI(url);
+  chan.initLoadInfo(
+    null, // aLoadingNode
+    Services.scriptSecurityManager.createContentPrincipal(uri, {}),
+    null, // aTriggeringPrincipal
+    Ci.nsILoadInfo.SEC_ALLOW_CROSS_ORIGIN_SEC_CONTEXT_IS_NULL,
+    Ci.nsIContentPolicy.TYPE_WEBSOCKET
+  );
+
+  await new Promise(resolve =>
+    chan.asyncOpen(uri, url, {}, 0, new WSListener(resolve), null)
+  );
+});
+
+add_task(async function test_dns_resolve_proxy() {
+  dnsRequestObserver.register();
+
+  let { error } = await new TRRDNSListener("dnsleak.example.com", {
+    expectEarlyFail: true,
+  });
+  Assert.equal(
+    error.result,
+    Cr.NS_ERROR_UNKNOWN_PROXY_HOST,
+    "error is NS_ERROR_UNKNOWN_PROXY_HOST"
+  );
+  dnsRequestObserver.unregister();
+});
-- 
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