1 files changed, 172 insertions, 0 deletions
diff --git a/netwerk/test/unit/test_http3_421.js b/netwerk/test/unit/test_http3_421.js
new file mode 100644
index 0000000000..0cc3782b47
--- /dev/null
+++ b/netwerk/test/unit/test_http3_421.js
@@ -0,0 +1,172 @@
+"use strict";
+
+let h3Route;
+let httpsOrigin;
+let h3AltSvc;
+let prefs;
+
+let tests = [test_https_alt_svc, test_response_421, testsDone];
+let current_test = 0;
+
+function run_next_test() {
+  if (current_test < tests.length) {
+    dump("starting test number " + current_test + "\n");
+    tests[current_test]();
+    current_test++;
+  }
+}
+
+function run_test() {
+  let h2Port = Services.env.get("MOZHTTP2_PORT");
+  Assert.notEqual(h2Port, null);
+  Assert.notEqual(h2Port, "");
+  let h3Port = Services.env.get("MOZHTTP3_PORT");
+  Assert.notEqual(h3Port, null);
+  Assert.notEqual(h3Port, "");
+  h3AltSvc = ":" + h3Port;
+
+  h3Route = "foo.example.com:" + h3Port;
+  do_get_profile();
+  prefs = Services.prefs;
+
+  prefs.setBoolPref("network.http.http3.enable", true);
+  prefs.setCharPref("network.dns.localDomains", "foo.example.com");
+  // We always resolve elements of localDomains as it's hardcoded without the
+  // following pref:
+  prefs.setBoolPref("network.proxy.allow_hijacking_localhost", true);
+
+  // The certificate for the http3server server is for foo.example.com and
+  // is signed by http2-ca.pem so add that cert to the trust list as a
+  // signing cert.
+  let certdb = Cc["@mozilla.org/security/x509certdb;1"].getService(
+    Ci.nsIX509CertDB
+  );
+  addCertFromFile(certdb, "http2-ca.pem", "CTu,u,u");
+  httpsOrigin = "https://foo.example.com:" + h2Port + "/";
+
+  run_next_test();
+}
+
+function makeChan(uri) {
+  let chan = NetUtil.newChannel({
+    uri,
+    loadUsingSystemPrincipal: true,
+  }).QueryInterface(Ci.nsIHttpChannel);
+  chan.loadFlags = Ci.nsIChannel.LOAD_INITIAL_DOCUMENT_URI;
+  return chan;
+}
+
+let Http3Listener = function() {};
+
+Http3Listener.prototype = {
+  onDataAvailableFired: false,
+  buffer: "",
+  routed: "",
+  httpVersion: "",
+
+  onStartRequest: function testOnStartRequest(request) {
+    Assert.ok(request instanceof Ci.nsIHttpChannel);
+    Assert.equal(request.status, Cr.NS_OK);
+    Assert.equal(request.responseStatus, 200);
+  },
+
+  onDataAvailable: function testOnDataAvailable(request, stream, off, cnt) {
+    this.onDataAvailableFired = true;
+    this.buffer = this.buffer.concat(read_stream(stream, cnt));
+  },
+
+  onStopRequest: function testOnStopRequest(request, status) {
+    Assert.equal(status, Cr.NS_OK);
+    Assert.equal(this.onDataAvailableFired, true);
+    this.routed = "NA";
+    try {
+      this.routed = request.getRequestHeader("Alt-Used");
+    } catch (e) {}
+    dump("routed is " + this.routed + "\n");
+
+    this.httpVersion = "";
+    try {
+      this.httpVersion = request.protocolVersion;
+    } catch (e) {}
+    dump("httpVersion is " + this.httpVersion + "\n");
+  },
+};
+
+let WaitForHttp3Listener = function() {};
+
+WaitForHttp3Listener.prototype = new Http3Listener();
+
+WaitForHttp3Listener.prototype.uri = "";
+
+WaitForHttp3Listener.prototype.onStopRequest = function testOnStopRequest(
+  request,
+  status
+) {
+  Http3Listener.prototype.onStopRequest.call(this, request, status);
+
+  if (this.routed == h3Route) {
+    Assert.equal(this.httpVersion, "h3-29");
+    run_next_test();
+  } else {
+    dump("poll later for alt svc mapping\n");
+    do_test_pending();
+    do_timeout(500, () => {
+      doTest(this.uri);
+    });
+  }
+
+  do_test_finished();
+};
+
+function doTest(uri) {
+  let chan = makeChan(uri);
+  let listener = new WaitForHttp3Listener();
+  listener.uri = uri;
+  chan.setRequestHeader("x-altsvc", h3AltSvc, false);
+  chan.asyncOpen(listener);
+}
+
+// Test Alt-Svc for http3.
+// H2 server returns alt-svc=h3-29=:h3port
+function test_https_alt_svc() {
+  dump("test_https_alt_svc()\n");
+
+  do_test_pending();
+  doTest(httpsOrigin + "http3-test");
+}
+
+let Resp421Listener = function() {};
+
+Resp421Listener.prototype = new Http3Listener();
+
+Resp421Listener.prototype.onStopRequest = function testOnStopRequest(
+  request,
+  status
+) {
+  Http3Listener.prototype.onStopRequest.call(this, request, status);
+
+  Assert.equal(this.routed, "0");
+  Assert.equal(this.httpVersion, "h2");
+  Assert.ok(this.buffer.match("You Win! [(]by requesting/Response421[)]"));
+
+  run_next_test();
+  do_test_finished();
+};
+
+function test_response_421() {
+  dump("test_response_421()\n");
+
+  let listener = new Resp421Listener();
+  let chan = makeChan(httpsOrigin + "Response421");
+  chan.asyncOpen(listener);
+  do_test_pending();
+}
+
+function testsDone() {
+  prefs.clearUserPref("network.http.http3.enable");
+  prefs.clearUserPref("network.dns.localDomains");
+  prefs.clearUserPref("network.proxy.allow_hijacking_localhost");
+  dump("testDone\n");
+  do_test_pending();
+  do_test_finished();
+}