1 files changed, 105 insertions, 0 deletions
diff --git a/netwerk/test/unit/head_http3.js b/netwerk/test/unit/head_http3.js
new file mode 100644
index 0000000000..9fffa72ea4
--- /dev/null
+++ b/netwerk/test/unit/head_http3.js
@@ -0,0 +1,105 @@
+/* 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/. */
+
+/* import-globals-from head_channels.js */
+/* import-globals-from head_cookies.js */
+
+async function http3_setup_tests() {
+  let env = Cc["@mozilla.org/process/environment;1"].getService(
+    Ci.nsIEnvironment
+  );
+
+  let h3Port = env.get("MOZHTTP3_PORT");
+  Assert.notEqual(h3Port, null);
+  Assert.notEqual(h3Port, "");
+  let h3Route = "foo.example.com:" + h3Port;
+  do_get_profile();
+
+  Services.prefs.setBoolPref("network.http.http3.enabled", true);
+  Services.prefs.setCharPref("network.dns.localDomains", "foo.example.com");
+  Services.prefs.setBoolPref("network.dns.disableIPv6", true);
+  Services.prefs.setCharPref(
+    "network.http.http3.alt-svc-mapping-for-testing",
+    "foo.example.com;h3-27=:" + h3Port
+  );
+
+  let certdb = Cc["@mozilla.org/security/x509certdb;1"].getService(
+    Ci.nsIX509CertDB
+  );
+  addCertFromFile(certdb, "http2-ca.pem", "CTu,u,u");
+
+  await setup_altsvc("https://foo.example.com/", h3Route);
+}
+
+function makeChan(uri) {
+  let chan = NetUtil.newChannel({
+    uri,
+    loadUsingSystemPrincipal: true,
+  }).QueryInterface(Ci.nsIHttpChannel);
+  chan.loadFlags = Ci.nsIChannel.LOAD_INITIAL_DOCUMENT_URI;
+  return chan;
+}
+
+let CheckHttp3Listener = function() {};
+
+CheckHttp3Listener.prototype = {
+  expectedRoute: "",
+
+  onStartRequest: function testOnStartRequest(request) {},
+
+  onDataAvailable: function testOnDataAvailable(request, stream, off, cnt) {
+    read_stream(stream, cnt);
+  },
+
+  onStopRequest: function testOnStopRequest(request, status) {
+    let routed = "NA";
+    try {
+      routed = request.getRequestHeader("Alt-Used");
+    } catch (e) {}
+    dump("routed is " + routed + "\n");
+
+    if (routed == this.expectedRoute) {
+      let httpVersion = "";
+      try {
+        httpVersion = request.protocolVersion;
+      } catch (e) {}
+      Assert.equal(httpVersion, "h3");
+      this.finish(true);
+    } else {
+      dump("try again to get alt svc mapping\n");
+      this.finish(false);
+    }
+  },
+};
+
+async function setup_altsvc(uri, expectedRoute) {
+  let result = false;
+  do {
+    let chan = makeChan(uri);
+    let listener = new CheckHttp3Listener();
+    listener.expectedRoute = expectedRoute;
+    result = await altsvcSetupPromise(chan, listener);
+    dump("results=" + result);
+  } while (result === false);
+}
+
+function altsvcSetupPromise(chan, listener) {
+  return new Promise(resolve => {
+    function finish(result) {
+      resolve(result);
+    }
+    listener.finish = finish;
+    chan.asyncOpen(listener);
+  });
+}
+
+function http3_clear_prefs() {
+  Services.prefs.clearUserPref("network.http.http3.enabled");
+  Services.prefs.clearUserPref("network.dns.localDomains");
+  Services.prefs.clearUserPref("network.dns.disableIPv6");
+  Services.prefs.clearUserPref(
+    "network.http.http3.alt-svc-mapping-for-testing"
+  );
+  dump("cleanup done\n");
+}