4 files changed, 826 insertions, 0 deletions
diff --git a/addon-sdk/source/test/addons/e10s-remote/main.js b/addon-sdk/source/test/addons/e10s-remote/main.js
new file mode 100644
index 000000000..cea27af9b
--- /dev/null
+++ b/addon-sdk/source/test/addons/e10s-remote/main.js
@@ -0,0 +1,578 @@
+/* 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";
+
+const LOCAL_URI = "about:robots";
+const REMOTE_URI = "data:text/html;charset=utf-8,remote";
+
+const { Cu } = require('chrome');
+const { Loader } = require('sdk/test/loader');
+const { getTabs, openTab, closeTab, setTabURL, getBrowserForTab, getURI } = require('sdk/tabs/utils');
+const { getMostRecentBrowserWindow } = require('sdk/window/utils');
+const { cleanUI } = require("sdk/test/utils");
+const { setTimeout } = require("sdk/timers");
+const { promiseEvent, promiseDOMEvent, promiseEventOnItemAndContainer,
+        waitForProcesses, getChildFrameCount, isE10S } = require("./utils");
+const { after } = require('sdk/test/utils');
+const { processID } = require('sdk/system/runtime');
+
+const { set } = require('sdk/preferences/service');
+// The hidden preload browser messes up our frame counts
+set('browser.newtab.preload', false);
+
+function promiseTabFrameAttach(frames) {
+  return new Promise(resolve => {
+    let listener = function(frame, ...args) {
+      if (!frame.isTab)
+        return;
+      frames.off("attach", listener);
+      resolve([frame, ...args]);
+    }
+
+    frames.on("attach", listener);
+  });
+}
+
+// Check that we see a process stop and start
+exports["test process restart"] = function*(assert) {
+  if (!isE10S) {
+    assert.pass("Skipping test in non-e10s mode");
+    return;
+  }
+
+  let window = getMostRecentBrowserWindow();
+
+  let tabs = getTabs(window);
+  assert.equal(tabs.length, 1, "Should have just the one tab to start with");
+  let tab = tabs[0];
+  let browser = getBrowserForTab(tab);
+
+  let loader = new Loader(module);
+  let { processes, frames } = yield waitForProcesses(loader);
+
+  let remoteProcess = Array.filter(processes, p => p.isRemote)[0];
+  let localProcess = Array.filter(processes, p => !p.isRemote)[0];
+  let remoteFrame = Array.filter(frames, f => f.process == remoteProcess)[0];
+
+  // Switch the remote tab to a local URI which should kill the remote process
+
+  let frameDetach = promiseEventOnItemAndContainer(assert, remoteFrame, frames, 'detach');
+  let frameAttach = promiseTabFrameAttach(frames);
+  let processDetach = promiseEventOnItemAndContainer(assert, remoteProcess, processes, 'detach');
+  let browserLoad = promiseDOMEvent(browser, "load", true);
+  setTabURL(tab, LOCAL_URI);
+  // The load should kill the remote frame
+  yield frameDetach;
+  // And create a new frame in the local process
+  let [newFrame] = yield frameAttach;
+  assert.equal(newFrame.process, localProcess, "New frame should be in the local process");
+  // And kill the process
+  yield processDetach;
+  yield browserLoad;
+
+  frameDetach = promiseEventOnItemAndContainer(assert, newFrame, frames, 'detach');
+  let processAttach = promiseEvent(processes, 'attach');
+  frameAttach = promiseTabFrameAttach(frames);
+  browserLoad = promiseDOMEvent(browser, "load", true);
+  setTabURL(tab, REMOTE_URI);
+  // The load should kill the remote frame
+  yield frameDetach;
+  // And create a new remote process
+  [remoteProcess] = yield processAttach;
+  assert.ok(remoteProcess.isRemote, "Process should be remote");
+  // And create a new frame in the remote process
+  [newFrame] = yield frameAttach;
+  assert.equal(newFrame.process, remoteProcess, "New frame should be in the remote process");
+  yield browserLoad;
+
+  browserLoad = promiseDOMEvent(browser, "load", true);
+  setTabURL(tab, "about:blank");
+  yield browserLoad;
+
+  loader.unload();
+};
+
+// Test that we find the right number of processes and that messaging between
+// them works and none of the streams cross
+exports["test process list"] = function*(assert) {
+  let loader = new Loader(module);
+  let { processes } = loader.require('sdk/remote/parent');
+
+  let processCount = 0;
+  processes.forEvery(processes => processCount++);
+
+  yield waitForProcesses(loader);
+
+  let remoteProcesses = Array.filter(processes, process => process.isRemote);
+  let localProcesses = Array.filter(processes, process => !process.isRemote);
+
+  assert.equal(localProcesses.length, 1, "Should always be one process");
+
+  if (isE10S) {
+    assert.equal(remoteProcesses.length, 1, "Should be one remote process");
+  }
+  else {
+    assert.equal(remoteProcesses.length, 0, "Should be no remote processes");
+  }
+
+  assert.equal(processCount, processes.length, "Should have seen all processes");
+
+  processCount = 0;
+  processes.forEvery(process => processCount++);
+
+  assert.equal(processCount, processes.length, "forEvery should send existing processes to the listener");
+
+  localProcesses[0].port.on('sdk/test/pong', (process, key) => {
+    assert.equal(key, "local", "Should not have seen a pong from the local process with the wrong key");
+  });
+
+  if (isE10S) {
+    remoteProcesses[0].port.on('sdk/test/pong', (process, key) => {
+      assert.equal(key, "remote", "Should not have seen a pong from the remote process with the wrong key");
+    });
+  }
+
+  let promise = promiseEventOnItemAndContainer(assert, localProcesses[0].port, processes.port, 'sdk/test/pong', localProcesses[0]);
+  localProcesses[0].port.emit('sdk/test/ping', "local");
+
+  let reply = yield promise;
+  assert.equal(reply[0], "local", "Saw the process reply with the right key");
+
+  if (isE10S) {
+    promise = promiseEventOnItemAndContainer(assert, remoteProcesses[0].port, processes.port, 'sdk/test/pong', remoteProcesses[0]);
+    remoteProcesses[0].port.emit('sdk/test/ping', "remote");
+
+    reply = yield promise;
+    assert.equal(reply[0], "remote", "Saw the process reply with the right key");
+
+    assert.notEqual(localProcesses[0], remoteProcesses[0], "Processes should be different");
+  }
+
+  loader.unload();
+};
+
+// Test that the frame lists are kept up to date
+exports["test frame list"] = function*(assert) {
+  function browserFrames(list) {
+    return Array.filter(list, b => b.isTab).length;
+  }
+
+  let window = getMostRecentBrowserWindow();
+
+  let tabs = getTabs(window);
+  assert.equal(tabs.length, 1, "Should have just the one tab to start with");
+
+  let loader = new Loader(module);
+  let { processes, frames } = yield waitForProcesses(loader);
+
+  assert.equal(browserFrames(frames), getTabs(window).length, "Should be the right number of browser frames.");
+  assert.equal((yield getChildFrameCount(processes)), frames.length, "Child processes should have the right number of frames");
+
+  let promise = promiseTabFrameAttach(frames);
+  let tab1 = openTab(window, LOCAL_URI);
+  let [frame1] = yield promise;
+  assert.ok(!!frame1, "Should have seen the new frame");
+  assert.ok(!frame1.process.isRemote, "Frame should not be remote");
+
+  assert.equal(browserFrames(frames), getTabs(window).length, "Should be the right number of browser frames.");
+  assert.equal((yield getChildFrameCount(processes)), frames.length, "Child processes should have the right number of frames");
+
+  promise = promiseTabFrameAttach(frames);
+  let tab2 = openTab(window, REMOTE_URI);
+  let [frame2] = yield promise;
+  assert.ok(!!frame2, "Should have seen the new frame");
+  if (isE10S)
+    assert.ok(frame2.process.isRemote, "Frame should be remote");
+  else
+    assert.ok(!frame2.process.isRemote, "Frame should not be remote");
+
+  assert.equal(browserFrames(frames), getTabs(window).length, "Should be the right number of browser frames.");
+  assert.equal((yield getChildFrameCount(processes)), frames.length, "Child processes should have the right number of frames");
+
+  frames.port.emit('sdk/test/ping')
+  yield new Promise(resolve => {
+    let count = 0;
+    let listener = () => {
+      console.log("Saw pong");
+      count++;
+      if (count == frames.length) {
+        frames.port.off('sdk/test/pong', listener);
+        resolve();
+      }
+    };
+    frames.port.on('sdk/test/pong', listener);
+  });
+
+  let badListener = () => {
+    assert.fail("Should not have seen a response through this frame");
+  }
+  frame1.port.on('sdk/test/pong', badListener);
+  frame2.port.emit('sdk/test/ping', 'b');
+  let [key] = yield promiseEventOnItemAndContainer(assert, frame2.port, frames.port, 'sdk/test/pong', frame2);
+  assert.equal(key, 'b', "Should have seen the right response");
+  frame1.port.off('sdk/test/pong', badListener);
+
+  frame2.port.on('sdk/test/pong', badListener);
+  frame1.port.emit('sdk/test/ping', 'b');
+  [key] = yield promiseEventOnItemAndContainer(assert, frame1.port, frames.port, 'sdk/test/pong', frame1);
+  assert.equal(key, 'b', "Should have seen the right response");
+  frame2.port.off('sdk/test/pong', badListener);
+
+  promise = promiseEventOnItemAndContainer(assert, frame1, frames, 'detach');
+  closeTab(tab1);
+  yield promise;
+
+  assert.equal(browserFrames(frames), getTabs(window).length, "Should be the right number of browser frames.");
+  assert.equal((yield getChildFrameCount(processes)), frames.length, "Child processes should have the right number of frames");
+
+  promise = promiseEventOnItemAndContainer(assert, frame2, frames, 'detach');
+  closeTab(tab2);
+  yield promise;
+
+  assert.equal(browserFrames(frames), getTabs(window).length, "Should be the right number of browser frames.");
+  assert.equal((yield getChildFrameCount(processes)), frames.length, "Child processes should have the right number of frames");
+
+  loader.unload();
+};
+
+// Test that multiple loaders get their own loaders in the child and messages
+// don't cross. Unload should work
+exports["test new loader"] = function*(assert) {
+  let loader1 = new Loader(module);
+  let { processes: processes1 } = yield waitForProcesses(loader1);
+
+  let loader2 = new Loader(module);
+  let { processes: processes2 } = yield waitForProcesses(loader2);
+
+  let process1 = [...processes1][0];
+  let process2 = [...processes2][0];
+
+  process1.port.on('sdk/test/pong', (process, key) => {
+    assert.equal(key, "a", "Should have seen the right pong");
+  });
+
+  process2.port.on('sdk/test/pong', (process, key) => {
+    assert.equal(key, "b", "Should have seen the right pong");
+  });
+
+  process1.port.emit('sdk/test/ping', 'a');
+  yield promiseEvent(process1.port, 'sdk/test/pong');
+
+  process2.port.emit('sdk/test/ping', 'b');
+  yield promiseEvent(process2.port, 'sdk/test/pong');
+
+  loader1.unload();
+
+  process2.port.emit('sdk/test/ping', 'b');
+  yield promiseEvent(process2.port, 'sdk/test/pong');
+
+  loader2.unload();
+};
+
+// Test that unloading the loader unloads the child instances
+exports["test unload"] = function*(assert) {
+  let window = getMostRecentBrowserWindow();
+  let loader = new Loader(module);
+  let { frames } = yield waitForProcesses(loader);
+
+  let promise = promiseTabFrameAttach(frames);
+  let tab = openTab(window, "data:,<html/>");
+  let browser = getBrowserForTab(tab);
+  yield promiseDOMEvent(browser, "load", true);
+  let [frame] = yield promise;
+  assert.ok(!!frame, "Should have seen the new frame");
+
+  promise = promiseDOMEvent(browser, 'hashchange');
+  frame.port.emit('sdk/test/testunload');
+  loader.unload("shutdown");
+  yield promise;
+
+  let hash = getURI(tab).replace(/.*#/, "");
+  assert.equal(hash, "unloaded:shutdown", "Saw the correct hash change.")
+
+  closeTab(tab);
+}
+
+// Test that unloading the loader causes the child to see frame detach events
+exports["test frame detach on unload"] = function*(assert) {
+  let window = getMostRecentBrowserWindow();
+  let loader = new Loader(module);
+  let { frames } = yield waitForProcesses(loader);
+
+  let promise = promiseTabFrameAttach(frames);
+  let tab = openTab(window, "data:,<html/>");
+  let browser = getBrowserForTab(tab);
+  yield promiseDOMEvent(browser, "load", true);
+  let [frame] = yield promise;
+  assert.ok(!!frame, "Should have seen the new frame");
+
+  promise = promiseDOMEvent(browser, 'hashchange');
+  frame.port.emit('sdk/test/testdetachonunload');
+  loader.unload("shutdown");
+  yield promise;
+
+  let hash = getURI(tab).replace(/.*#/, "");
+  assert.equal(hash, "unloaded", "Saw the correct hash change.")
+
+  closeTab(tab);
+}
+
+// Test that DOM event listener on the frame object works
+exports["test frame event listeners"] = function*(assert) {
+  let window = getMostRecentBrowserWindow();
+  let loader = new Loader(module);
+  let { frames } = yield waitForProcesses(loader);
+
+  let promise = promiseTabFrameAttach(frames);
+  let tab = openTab(window, "data:text/html,<html></html>");
+  let browser = getBrowserForTab(tab);
+  yield promiseDOMEvent(browser, "load", true);
+  let [frame] = yield promise;
+  assert.ok(!!frame, "Should have seen the new frame");
+
+  frame.port.emit('sdk/test/registerframeevent');
+  promise = Promise.all([
+    promiseEvent(frame.port, 'sdk/test/sawreply'),
+    promiseEvent(frame.port, 'sdk/test/eventsent')
+  ]);
+
+  frame.port.emit('sdk/test/sendevent');
+  yield promise;
+
+  frame.port.emit('sdk/test/unregisterframeevent');
+  promise = promiseEvent(frame.port, 'sdk/test/eventsent');
+  frame.port.on('sdk/test/sawreply', () => {
+    assert.fail("Should not have seen the event listener reply");
+  });
+
+  frame.port.emit('sdk/test/sendevent');
+  yield promise;
+
+  closeTab(tab);
+  loader.unload();
+}
+
+// Test that DOM event listener on the frames object works
+exports["test frames event listeners"] = function*(assert) {
+  let window = getMostRecentBrowserWindow();
+  let loader = new Loader(module);
+  let { frames } = yield waitForProcesses(loader);
+
+  let promise = promiseTabFrameAttach(frames);
+  let tab = openTab(window, "data:text/html,<html></html>");
+  let browser = getBrowserForTab(tab);
+  yield promiseDOMEvent(browser, "load", true);
+  let [frame] = yield promise;
+  assert.ok(!!frame, "Should have seen the new frame");
+
+  frame.port.emit('sdk/test/registerframesevent');
+  promise = Promise.all([
+    promiseEvent(frame.port, 'sdk/test/sawreply'),
+    promiseEvent(frame.port, 'sdk/test/eventsent')
+  ]);
+
+  frame.port.emit('sdk/test/sendevent');
+  yield promise;
+
+  frame.port.emit('sdk/test/unregisterframesevent');
+  promise = promiseEvent(frame.port, 'sdk/test/eventsent');
+  frame.port.on('sdk/test/sawreply', () => {
+    assert.fail("Should not have seen the event listener reply");
+  });
+
+  frame.port.emit('sdk/test/sendevent');
+  yield promise;
+
+  closeTab(tab);
+  loader.unload();
+}
+
+// Test that unloading unregisters frame DOM events
+exports["test unload removes frame event listeners"] = function*(assert) {
+  let window = getMostRecentBrowserWindow();
+  let loader = new Loader(module);
+  let { frames } = yield waitForProcesses(loader);
+
+  let loader2 = new Loader(module);
+  let { frames: frames2 } = yield waitForProcesses(loader2);
+
+  let promise = promiseTabFrameAttach(frames);
+  let promise2 = promiseTabFrameAttach(frames2);
+  let tab = openTab(window, "data:text/html,<html></html>");
+  let browser = getBrowserForTab(tab);
+  yield promiseDOMEvent(browser, "load", true);
+  let [frame] = yield promise;
+  let [frame2] = yield promise2;
+  assert.ok(!!frame && !!frame2, "Should have seen the new frame");
+
+  frame.port.emit('sdk/test/registerframeevent');
+  promise = Promise.all([
+    promiseEvent(frame2.port, 'sdk/test/sawreply'),
+    promiseEvent(frame2.port, 'sdk/test/eventsent')
+  ]);
+
+  frame2.port.emit('sdk/test/sendevent');
+  yield promise;
+
+  loader.unload();
+
+  promise = promiseEvent(frame2.port, 'sdk/test/eventsent');
+  frame2.port.on('sdk/test/sawreply', () => {
+    assert.fail("Should not have seen the event listener reply");
+  });
+
+  frame2.port.emit('sdk/test/sendevent');
+  yield promise;
+
+  closeTab(tab);
+  loader2.unload();
+}
+
+// Test that unloading unregisters frames DOM events
+exports["test unload removes frames event listeners"] = function*(assert) {
+  let window = getMostRecentBrowserWindow();
+  let loader = new Loader(module);
+  let { frames } = yield waitForProcesses(loader);
+
+  let loader2 = new Loader(module);
+  let { frames: frames2 } = yield waitForProcesses(loader2);
+
+  let promise = promiseTabFrameAttach(frames);
+  let promise2 = promiseTabFrameAttach(frames2);
+  let tab = openTab(window, "data:text/html,<html></html>");
+  let browser = getBrowserForTab(tab);
+  yield promiseDOMEvent(browser, "load", true);
+  let [frame] = yield promise;
+  let [frame2] = yield promise2;
+  assert.ok(!!frame && !!frame2, "Should have seen the new frame");
+
+  frame.port.emit('sdk/test/registerframesevent');
+  promise = Promise.all([
+    promiseEvent(frame2.port, 'sdk/test/sawreply'),
+    promiseEvent(frame2.port, 'sdk/test/eventsent')
+  ]);
+
+  frame2.port.emit('sdk/test/sendevent');
+  yield promise;
+
+  loader.unload();
+
+  promise = promiseEvent(frame2.port, 'sdk/test/eventsent');
+  frame2.port.on('sdk/test/sawreply', () => {
+    assert.fail("Should not have seen the event listener reply");
+  });
+
+  frame2.port.emit('sdk/test/sendevent');
+  yield promise;
+
+  closeTab(tab);
+  loader2.unload();
+}
+
+// Check that the child frame has the right properties
+exports["test frame properties"] = function*(assert) {
+  let loader = new Loader(module);
+  let { frames } = yield waitForProcesses(loader);
+
+  let promise = new Promise(resolve => {
+    let count = frames.length;
+    let listener = (frame, properties) => {
+      assert.equal(properties.isTab, frame.isTab,
+                   "Child frame should have the same isTab property");
+
+      if (--count == 0) {
+        frames.port.off('sdk/test/replyproperties', listener);
+        resolve();
+      }
+    }
+
+    frames.port.on('sdk/test/replyproperties', listener);
+  })
+
+  frames.port.emit('sdk/test/checkproperties');
+  yield promise;
+
+  loader.unload();
+}
+
+// Check that non-remote processes have the same process ID and remote processes
+// have different IDs
+exports["test processID"] = function*(assert) {
+  let loader = new Loader(module);
+  let { processes } = yield waitForProcesses(loader);
+
+  for (let process of processes) {
+    process.port.emit('sdk/test/getprocessid');
+    let [p, ID] = yield promiseEvent(process.port, 'sdk/test/processid');
+    if (process.isRemote) {
+      assert.notEqual(ID, processID, "Remote processes should have a different process ID");
+    }
+    else {
+      assert.equal(ID, processID, "Remote processes should have the same process ID");
+    }
+  }
+
+  loader.unload();
+}
+
+// Check that sdk/remote/parent and sdk/remote/child can only be loaded in the
+// appropriate loaders
+exports["test cannot load in wrong loader"] = function*(assert) {
+  let loader = new Loader(module);
+  let { processes } = yield waitForProcesses(loader);
+
+  try {
+    require('sdk/remote/child');
+    assert.fail("Should not have been able to load sdk/remote/child");
+  }
+  catch (e) {
+    assert.ok(/Cannot load sdk\/remote\/child in a main process loader/.test(e),
+              "Should have seen the right exception.");
+  }
+
+  for (let process of processes) {
+    processes.port.emit('sdk/test/parentload');
+    let [_, isChildLoader, loaded, message] = yield promiseEvent(processes.port, 'sdk/test/parentload');
+    assert.ok(isChildLoader, "Process should see itself in a child loader.");
+    assert.ok(!loaded, "Process couldn't load sdk/remote/parent.");
+    assert.ok(/Cannot load sdk\/remote\/parent in a child loader/.test(message),
+              "Should have seen the right exception.");
+  }
+
+  loader.unload();
+};
+
+exports["test send cpow"] = function*(assert) {
+  if (!isE10S) {
+    assert.pass("Skipping test in non-e10s mode");
+    return;
+  }
+
+  let window = getMostRecentBrowserWindow();
+
+  let tabs = getTabs(window);
+  assert.equal(tabs.length, 1, "Should have just the one tab to start with");
+  let tab = tabs[0];
+  let browser = getBrowserForTab(tab);
+
+  assert.ok(Cu.isCrossProcessWrapper(browser.contentWindow),
+            "Should have a CPOW for the browser content window");
+
+  let loader = new Loader(module);
+  let { processes } = yield waitForProcesses(loader);
+
+  processes.port.emitCPOW('sdk/test/cpow', ['foobar'], { window: browser.contentWindow });
+  let [process, arg, id] = yield promiseEvent(processes.port, 'sdk/test/cpow');
+
+  assert.ok(process.isRemote, "Response should come from the remote process");
+  assert.equal(arg, "foobar", "Argument should have passed through");
+  assert.equal(id, browser.outerWindowID, "Should have got the ID from the child");
+};
+
+after(exports, function*(name, assert) {
+  yield cleanUI();
+});
+
+require('sdk/test/runner').runTestsFromModule(module);
diff --git a/addon-sdk/source/test/addons/e10s-remote/package.json b/addon-sdk/source/test/addons/e10s-remote/package.json
new file mode 100644
index 000000000..88626d38d
--- /dev/null
+++ b/addon-sdk/source/test/addons/e10s-remote/package.json
@@ -0,0 +1,9 @@
+{
+  "name": "e10s-remote",
+  "title": "e10s-remote",
+  "id": "remote@jetpack",
+  "description": "Run remote tests",
+  "version": "1.0.0",
+  "main": "main.js",
+  "e10s": true
+}
diff --git a/addon-sdk/source/test/addons/e10s-remote/remote-module.js b/addon-sdk/source/test/addons/e10s-remote/remote-module.js
new file mode 100644
index 000000000..cedf005a9
--- /dev/null
+++ b/addon-sdk/source/test/addons/e10s-remote/remote-module.js
@@ -0,0 +1,129 @@
+/* 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/. */
+
+const { when } = require('sdk/system/unload');
+const { process, frames } = require('sdk/remote/child');
+const { loaderID } = require('@loader/options');
+const { processID } = require('sdk/system/runtime');
+const system = require('sdk/system/events');
+const { Cu } = require('chrome');
+const { isChildLoader } = require('sdk/remote/core');
+const { getOuterId } = require('sdk/window/utils');
+
+function log(str) {
+  console.log("remote[" + loaderID + "][" + processID + "]: " + str);
+}
+
+log("module loaded");
+
+process.port.emit('sdk/test/load');
+
+process.port.on('sdk/test/ping', (process, key) => {
+  log("received process ping");
+  process.port.emit('sdk/test/pong', key);
+});
+
+var frameCount = 0;
+frames.forEvery(frame => {
+  frameCount++;
+  frame.on('detach', () => {
+    frameCount--;
+  });
+
+  frame.port.on('sdk/test/ping', (frame, key) => {
+    log("received frame ping");
+    frame.port.emit('sdk/test/pong', key);
+  });
+});
+
+frames.port.on('sdk/test/checkproperties', frame => {
+  frame.port.emit('sdk/test/replyproperties', {
+    isTab: frame.isTab
+  });
+});
+
+process.port.on('sdk/test/count', () => {
+  log("received count ping");
+  process.port.emit('sdk/test/count', frameCount);
+});
+
+process.port.on('sdk/test/getprocessid', () => {
+  process.port.emit('sdk/test/processid', processID);
+});
+
+frames.port.on('sdk/test/testunload', (frame) => {
+  // Cache the content since the frame will have been destroyed by the time
+  // we see the unload event.
+  let content = frame.content;
+  when((reason) => {
+    content.location = "#unloaded:" + reason;
+  });
+});
+
+frames.port.on('sdk/test/testdetachonunload', (frame) => {
+  let content = frame.content;
+  frame.on('detach', () => {
+    console.log("Detach from " + frame.content.location);
+    frame.content.location = "#unloaded";
+  });
+});
+
+frames.port.on('sdk/test/sendevent', (frame) => {
+  let doc = frame.content.document;
+
+  let listener = () => {
+    frame.port.emit('sdk/test/sawreply');
+  }
+
+  system.on("Test:Reply", listener);
+  let event = new frame.content.CustomEvent("Test:Event");
+  doc.dispatchEvent(event);
+  system.off("Test:Reply", listener);
+  frame.port.emit('sdk/test/eventsent');
+});
+
+process.port.on('sdk/test/parentload', () => {
+  let loaded = false;
+  let message = "";
+  try {
+    require('sdk/remote/parent');
+    loaded = true;
+  }
+  catch (e) {
+    message = "" + e;
+  }
+
+  process.port.emit('sdk/test/parentload',
+    isChildLoader,
+    loaded,
+    message
+  )
+});
+
+function listener(event) {
+  // Use the raw observer service here since it will be usable even if the
+  // loader has unloaded
+  let { Services } = Cu.import("resource://gre/modules/Services.jsm", {});
+  Services.obs.notifyObservers(null, "Test:Reply", "");
+}
+
+frames.port.on('sdk/test/registerframesevent', (frame) => {
+  frames.addEventListener("Test:Event", listener, true);
+});
+
+frames.port.on('sdk/test/unregisterframesevent', (frame) => {
+  frames.removeEventListener("Test:Event", listener, true);
+});
+
+frames.port.on('sdk/test/registerframeevent', (frame) => {
+  frame.addEventListener("Test:Event", listener, true);
+});
+
+frames.port.on('sdk/test/unregisterframeevent', (frame) => {
+  frame.removeEventListener("Test:Event", listener, true);
+});
+
+process.port.on('sdk/test/cpow', (process, arg, cpows) => {
+  process.port.emit('sdk/test/cpow', arg, getOuterId(cpows.window));
+});
diff --git a/addon-sdk/source/test/addons/e10s-remote/utils.js b/addon-sdk/source/test/addons/e10s-remote/utils.js
new file mode 100644
index 000000000..f30f4f3a4
--- /dev/null
+++ b/addon-sdk/source/test/addons/e10s-remote/utils.js
@@ -0,0 +1,110 @@
+/* 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";
+
+const { Cu } = require('chrome');
+const { Task: { async } } = Cu.import('resource://gre/modules/Task.jsm', {});
+const { getMostRecentBrowserWindow } = require('sdk/window/utils');
+
+const REMOTE_MODULE = "./remote-module";
+
+function promiseEvent(emitter, event) {
+  console.log("Waiting for " + event);
+  return new Promise(resolve => {
+    emitter.once(event, (...args) => {
+      console.log("Saw " + event);
+      resolve(args);
+    });
+  });
+}
+exports.promiseEvent = promiseEvent;
+
+function promiseDOMEvent(target, event, isCapturing = false) {
+  console.log("Waiting for " + event);
+  return new Promise(resolve => {
+    let listener = (event) => {
+      target.removeEventListener(event, listener, isCapturing);
+      resolve(event);
+    };
+    target.addEventListener(event, listener, isCapturing);
+  })
+}
+exports.promiseDOMEvent = promiseDOMEvent;
+
+const promiseEventOnItemAndContainer = async(function*(assert, itemport, container, event, item = itemport) {
+  let itemEvent = promiseEvent(itemport, event);
+  let containerEvent = promiseEvent(container, event);
+
+  let itemArgs = yield itemEvent;
+  let containerArgs = yield containerEvent;
+
+  assert.equal(containerArgs[0], item, "Should have seen a container event for the right item");
+  assert.equal(JSON.stringify(itemArgs), JSON.stringify(containerArgs), "Arguments should have matched");
+
+  // Strip off the item from the returned arguments
+  return itemArgs.slice(1);
+});
+exports.promiseEventOnItemAndContainer = promiseEventOnItemAndContainer;
+
+const waitForProcesses = async(function*(loader) {
+  console.log("Starting remote");
+  let { processes, frames, remoteRequire } = loader.require('sdk/remote/parent');
+  remoteRequire(REMOTE_MODULE, module);
+
+  let events = [];
+
+  // In e10s we should expect to see two processes
+  let expectedCount = isE10S ? 2 : 1;
+
+  yield new Promise(resolve => {
+    let count = 0;
+
+    // Wait for a process to be detected
+    let listener = process => {
+      console.log("Saw a process attach");
+      // Wait for the remote module to load in this process
+      process.port.once('sdk/test/load', () => {
+        console.log("Saw a remote module load");
+        count++;
+        if (count == expectedCount) {
+          processes.off('attach', listener);
+          resolve();
+        }
+      });
+    }
+    processes.on('attach', listener);
+  });
+
+  console.log("Remote ready");
+  return { processes, frames, remoteRequire };
+});
+exports.waitForProcesses = waitForProcesses;
+
+// Counts the frames in all the child processes
+const getChildFrameCount = async(function*(processes) {
+  let frameCount = 0;
+
+  for (let process of processes) {
+    process.port.emit('sdk/test/count');
+    let [p, count] = yield promiseEvent(process.port, 'sdk/test/count');
+    frameCount += count;
+  }
+
+  return frameCount;
+});
+exports.getChildFrameCount = getChildFrameCount;
+
+const mainWindow = getMostRecentBrowserWindow();
+const isE10S = mainWindow.gMultiProcessBrowser;
+exports.isE10S = isE10S;
+
+if (isE10S) {
+  console.log("Testing in E10S mode");
+  // We expect a child process to already be present, make sure that is the case
+  mainWindow.XULBrowserWindow.forceInitialBrowserRemote();
+}
+else {
+  console.log("Testing in non-E10S mode");
+}