From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 netwerk/test/unit_ipc/test_channel_id.js | 109 +++++++++++++++++++++++++++++++
 1 file changed, 109 insertions(+)
 create mode 100644 netwerk/test/unit_ipc/test_channel_id.js

(limited to 'netwerk/test/unit_ipc/test_channel_id.js')

diff --git a/netwerk/test/unit_ipc/test_channel_id.js b/netwerk/test/unit_ipc/test_channel_id.js
new file mode 100644
index 000000000..d82e5f5df
--- /dev/null
+++ b/netwerk/test/unit_ipc/test_channel_id.js
@@ -0,0 +1,109 @@
+Cu.import("resource://testing-common/httpd.js");
+Cu.import("resource://gre/modules/Services.jsm");
+Cu.import("resource://gre/modules/Promise.jsm");
+
+/*
+ * Test that when doing HTTP requests, the nsIHttpChannel is detected in
+ * both parent and child and shares the same channelId across processes.
+ */
+
+let httpserver;
+let port;
+
+function startHttpServer() {
+  httpserver = new HttpServer();
+
+  httpserver.registerPathHandler("/resource", (metadata, response) => {
+    response.setStatusLine(metadata.httpVersion, 200, "OK");
+    response.setHeader("Content-Type", "text/plain", false);
+    response.setHeader("Cache-Control", "no-cache", false);
+    response.bodyOutputStream.write("data", 4);
+ });
+
+  httpserver.registerPathHandler("/redirect", (metadata, response) => {
+    response.setStatusLine(metadata.httpVersion, 302, "Redirect");
+    response.setHeader("Location", "/resource", false);
+    response.setHeader("Cache-Control", "no-cache", false);
+  });
+
+  httpserver.start(-1);
+  port = httpserver.identity.primaryPort;
+}
+
+function stopHttpServer(next) {
+ httpserver.stop(next);
+}
+
+let expectedParentChannels = [];
+let expectedChildMessages = [];
+
+let maybeFinishWaitForParentChannels;
+let parentChannelsDone = new Promise(resolve => {
+  maybeFinishWaitForParentChannels = () => {
+    if (expectedParentChannels.length == 0) {
+      dump("All expected parent channels were detected\n");
+      resolve();
+    }
+  };
+});
+
+function observer(subject, topic, data) {
+  let channel = subject.QueryInterface(Ci.nsIHttpChannel);
+
+  let uri = channel.URI.spec;
+  let origUri = channel.originalURI.spec;
+  let id = channel.channelId;
+  dump(`Parent detected channel: ${uri} (orig=${origUri}): channelId=${id}\n`);
+
+  // did we expect a new channel?
+  let expected = expectedParentChannels.shift();
+  do_check_true(!!expected);
+
+  // Start waiting for the messages about request/response from child
+  for (let event of expected) {
+    let message = `${event}:${id}`;
+    dump(`Expecting message from child: ${message}\n`);
+
+    let messagePromise = do_await_remote_message(message).then(() => {
+      dump(`Expected message from child arrived: ${message}\n`);
+    });
+    expectedChildMessages.push(messagePromise);
+  }
+
+  // If we don't expect any further parent channels, finish the parent wait
+  maybeFinishWaitForParentChannels();
+}
+
+function run_test() {
+  startHttpServer();
+  Services.obs.addObserver(observer, "http-on-modify-request", false);
+  run_test_in_child("child_channel_id.js", makeRequests);
+}
+
+function makeRequests() {
+  // First, a normal request without any redirect. Expect one channel detected
+  // in parent, used by both request and response.
+  expectedParentChannels.push(["request", "response"]);
+  sendCommand(`makeRequest("http://localhost:${port}/resource");`);
+
+  // Second request will be redirected. Expect two channels, one with the
+  // original request, then the redirected one which gets the final response.
+  expectedParentChannels.push(["request"], ["response"]);
+  sendCommand(`makeRequest("http://localhost:${port}/redirect");`);
+
+  waitForParentChannels();
+}
+
+function waitForParentChannels() {
+  parentChannelsDone.then(waitForChildMessages);
+}
+
+function waitForChildMessages() {
+  dump(`Waiting for ${expectedChildMessages.length} child messages\n`);
+  Promise.all(expectedChildMessages).then(finish);
+}
+
+function finish() {
+  Services.obs.removeObserver(observer, "http-on-modify-request");
+  sendCommand("finish();", () => stopHttpServer(do_test_finished));
+}
-- 
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