Add m-esr52 at 52.6.0

14 files changed, 660 insertions, 0 deletions

diff --git a/dom/workers/test/serviceworkers/fetch/context/beacon.sjs b/dom/workers/test/serviceworkers/fetch/context/beacon.sjs
new file mode 100644
index 000000000..8401bc29b
--- /dev/null
+++ b/dom/workers/test/serviceworkers/fetch/context/beacon.sjs
@@ -0,0 +1,43 @@
+/*
+ * This is based on dom/tests/mochitest/beacon/beacon-originheader-handler.sjs.
+ */
+
+function handleRequest(request, response)
+{
+  response.setHeader("Cache-Control", "no-cache", false);
+  response.setHeader("Content-Type", "text/plain", false);
+
+  // case XHR-REQUEST: the xhr-request tries to query the
+  // stored context from the beacon request.
+  if (request.queryString == "queryContext") {
+    var context = getState("interceptContext");
+    // if the beacon already stored the context - return.
+    if (context) {
+      response.write(context);
+      setState("interceptContext", "");
+      return;
+    }
+    // otherwise wait for the beacon request
+    response.processAsync();
+    setObjectState("sw-xhr-response", response);
+    return;
+  }
+
+  // case BEACON-REQUEST: get the beacon context and
+  // store the context on the server.
+  var context = request.queryString;
+  setState("interceptContext", context);
+
+  // if there is an xhr-request waiting, return the context now.
+  try{
+    getObjectState("sw-xhr-response", function(xhrResponse) {
+      if (!xhrResponse) {
+        return;
+      }
+      setState("interceptContext", "");
+      xhrResponse.write(context);
+      xhrResponse.finish();
+    });
+  } catch(e) {
+  }
+}
diff --git a/dom/workers/test/serviceworkers/fetch/context/context_test.js b/dom/workers/test/serviceworkers/fetch/context/context_test.js
new file mode 100644
index 000000000..b98d2ab3c
--- /dev/null
+++ b/dom/workers/test/serviceworkers/fetch/context/context_test.js
@@ -0,0 +1,135 @@
+self.addEventListener("fetch", function(event) {
+  if (event.request.url.indexOf("index.html") >= 0 ||
+      event.request.url.indexOf("register.html") >= 0 ||
+      event.request.url.indexOf("unregister.html") >= 0 ||
+      event.request.url.indexOf("ping.html") >= 0 ||
+      event.request.url.indexOf("xml.xml") >= 0 ||
+      event.request.url.indexOf("csp-violate.sjs") >= 0) {
+    // Handle pass-through requests
+    event.respondWith(fetch(event.request));
+  } else if (event.request.url.indexOf("fetch.txt") >= 0) {
+    var body = event.request.context == "fetch" ?
+               "so fetch" : "so unfetch";
+    event.respondWith(new Response(body));
+  } else if (event.request.url.indexOf("img.jpg") >= 0) {
+    if (event.request.context == "image") {
+      event.respondWith(fetch("realimg.jpg"));
+    }
+  } else if (event.request.url.indexOf("responsive.jpg") >= 0) {
+    if (event.request.context == "imageset") {
+      event.respondWith(fetch("realimg.jpg"));
+    }
+  } else if (event.request.url.indexOf("audio.ogg") >= 0) {
+    if (event.request.context == "audio") {
+      event.respondWith(fetch("realaudio.ogg"));
+    }
+  } else if (event.request.url.indexOf("video.ogg") >= 0) {
+    if (event.request.context == "video") {
+      event.respondWith(fetch("realaudio.ogg"));
+    }
+  } else if (event.request.url.indexOf("beacon.sjs") >= 0) {
+    if (event.request.url.indexOf("queryContext") == -1) {
+      event.respondWith(fetch("beacon.sjs?" + event.request.context));
+    } else {
+      event.respondWith(fetch(event.request));
+    }
+  } else if (event.request.url.indexOf("csp-report.sjs") >= 0) {
+    respondToServiceWorker(event, "csp-report");
+  } else if (event.request.url.indexOf("embed") >= 0) {
+    respondToServiceWorker(event, "embed");
+  } else if (event.request.url.indexOf("object") >= 0) {
+    respondToServiceWorker(event, "object");
+  } else if (event.request.url.indexOf("font") >= 0) {
+    respondToServiceWorker(event, "font");
+  } else if (event.request.url.indexOf("iframe") >= 0) {
+    if (event.request.context == "iframe") {
+      event.respondWith(fetch("context_test.js"));
+    }
+  } else if (event.request.url.indexOf("frame") >= 0) {
+    if (event.request.context == "frame") {
+      event.respondWith(fetch("context_test.js"));
+    }
+  } else if (event.request.url.indexOf("newwindow") >= 0) {
+    respondToServiceWorker(event, "newwindow");
+  } else if (event.request.url.indexOf("ping") >= 0) {
+    respondToServiceWorker(event, "ping");
+  } else if (event.request.url.indexOf("plugin") >= 0) {
+    respondToServiceWorker(event, "plugin");
+  } else if (event.request.url.indexOf("script.js") >= 0) {
+    if (event.request.context == "script") {
+      event.respondWith(new Response(""));
+    }
+  } else if (event.request.url.indexOf("style.css") >= 0) {
+    respondToServiceWorker(event, "style");
+  } else if (event.request.url.indexOf("track") >= 0) {
+    respondToServiceWorker(event, "track");
+  } else if (event.request.url.indexOf("xhr") >= 0) {
+    if (event.request.context == "xmlhttprequest") {
+      event.respondWith(new Response(""));
+    }
+  } else if (event.request.url.indexOf("xslt") >= 0) {
+    respondToServiceWorker(event, "xslt");
+   } else if (event.request.url.indexOf("myworker") >= 0) {
+     if (event.request.context == "worker") {
+       event.respondWith(fetch("worker.js"));
+     }
+   } else if (event.request.url.indexOf("myparentworker") >= 0) {
+     if (event.request.context == "worker") {
+       event.respondWith(fetch("parentworker.js"));
+     }
+   } else if (event.request.url.indexOf("mysharedworker") >= 0) {
+     if (event.request.context == "sharedworker") {
+       event.respondWith(fetch("sharedworker.js"));
+     }
+   } else if (event.request.url.indexOf("myparentsharedworker") >= 0) {
+     if (event.request.context == "sharedworker") {
+       event.respondWith(fetch("parentsharedworker.js"));
+     }
+  } else if (event.request.url.indexOf("cache") >= 0) {
+    var cache;
+    var origContext = event.request.context;
+    event.respondWith(caches.open("cache")
+      .then(function(c) {
+        cache = c;
+        // Store the Request in the cache.
+        return cache.put(event.request, new Response("fake"));
+      }).then(function() {
+        // Read it back.
+        return cache.keys(event.request);
+      }).then(function(res) {
+        var req = res[0];
+        // Check to see if the context remained the same.
+        var success = req.context === origContext;
+        return clients.matchAll()
+               .then(function(clients) {
+                 // Report it back to the main page.
+                 clients.forEach(function(c) {
+                   c.postMessage({data: "cache", success: success});
+                 });
+      })}).then(function() {
+        // Cleanup.
+        return caches.delete("cache");
+      }).then(function() {
+        return new Response("ack");
+      }));
+  }
+  // Fail any request that we don't know about.
+  try {
+    event.respondWith(Promise.reject(event.request.url));
+    dump("Fetch event received invalid context value " + event.request.context +
+         " for " + event.request.url + "\n");
+  } catch(e) {
+    // Eat up the possible InvalidStateError exception that we may get if some
+    // code above has called respondWith too.
+  }
+});
+
+function respondToServiceWorker(event, data) {
+  event.respondWith(clients.matchAll()
+                    .then(function(clients) {
+                      clients.forEach(function(c) {
+                        c.postMessage({data: data, context: event.request.context});
+                      });
+                      return new Response("ack");
+                    }));
+}
diff --git a/dom/workers/test/serviceworkers/fetch/context/csp-violate.sjs b/dom/workers/test/serviceworkers/fetch/context/csp-violate.sjs
new file mode 100644
index 000000000..4c3e76d15
--- /dev/null
+++ b/dom/workers/test/serviceworkers/fetch/context/csp-violate.sjs
@@ -0,0 +1,6 @@
+function handleRequest(request, response)
+{
+  response.setHeader("Content-Security-Policy", "default-src 'none'; report-uri /tests/dom/workers/test/serviceworkers/fetch/context/csp-report.sjs", false);
+  response.setHeader("Content-Type", "text/html", false);
+  response.write("<link rel=stylesheet href=style.css>");
+}
diff --git a/dom/workers/test/serviceworkers/fetch/context/index.html b/dom/workers/test/serviceworkers/fetch/context/index.html
new file mode 100644
index 000000000..c6dfef99c
--- /dev/null
+++ b/dom/workers/test/serviceworkers/fetch/context/index.html
@@ -0,0 +1,422 @@
+<!DOCTYPE html>
+<script>
+  var isAndroid = navigator.userAgent.includes("Android");
+  var isB2G = !isAndroid && /Mobile|Tablet/.test(navigator.userAgent);
+
+  function ok(v, msg) {
+    window.parent.postMessage({status: "ok", result: !!v, message: msg}, "*");
+  }
+
+  function is(a, b, msg) {
+    ok(a === b, msg + ", expected '" + b + "', got '" + a + "'");
+  }
+
+  function todo(v, msg) {
+    window.parent.postMessage({status: "todo", result: !!v, message: msg}, "*");
+  }
+
+  function finish() {
+    window.parent.postMessage({status: "done"}, "*");
+  }
+
+  function testFetch() {
+    return fetch("fetch.txt").then(function(r) {
+      return r.text();
+    }).then(function(body) {
+      is(body, "so fetch", "A fetch() Request should have the 'fetch' context");
+    });
+  }
+
+  function testImage() {
+    return new Promise(function(resolve, reject) {
+      var img = document.createElement("img");
+      img.src = "img.jpg";
+      // The service worker will respond with an existing image only if the
+      // Request has the correct context, otherwise the Promise will get
+      // rejected and the test will fail.
+      img.onload = resolve;
+      img.onerror = reject;
+    });
+  }
+
+  function testImageSrcSet() {
+    return new Promise(function(resolve, reject) {
+      var img = document.createElement("img");
+      img.srcset = "responsive.jpg 100w";
+      // The service worker will respond with an existing image only if the
+      // Request has the correct context, otherwise the Promise will get
+      // rejected and the test will fail.
+      img.onload = resolve;
+      img.onerror = reject;
+    });
+  }
+
+  function testPicture() {
+    return new Promise(function(resolve, reject) {
+      var pic = document.createElement("picture");
+      var img = document.createElement("img");
+      pic.appendChild(img);
+      img.src = "responsive.jpg?picture";
+      // The service worker will respond with an existing image only if the
+      // Request has the correct context, otherwise the Promise will get
+      // rejected and the test will fail.
+      img.onload = resolve;
+      img.onerror = reject;
+    });
+  }
+
+  function testAudio() {
+    return new Promise(function(resolve, reject) {
+      var audio = document.createElement("audio");
+      audio.src = "audio.ogg";
+      audio.preload = "metadata";
+      // The service worker will respond with an existing audio only if the
+      // Request has the correct context, otherwise the Promise will get
+      // rejected and the test will fail.
+      audio.onloadedmetadata = resolve;
+      audio.onerror = reject;
+    });
+  }
+
+  function testVideo() {
+    return new Promise(function(resolve, reject) {
+      var video = document.createElement("video");
+      video.src = "video.ogg";
+      video.preload = "metadata";
+      // The service worker will respond with an existing video only if the
+      // Request has the correct context, otherwise the Promise will get
+      // rejected and the test will fail.
+      video.onloadedmetadata = resolve;
+      video.onerror = reject;
+    });
+  }
+
+  function testBeacon() {
+    ok(navigator.sendBeacon("beacon.sjs"), "Sending the beacon should succeed");
+    // query the context from beacon.sjs
+    return fetch("beacon.sjs?queryContext")
+      .then(function(r) {
+        return r.text();
+      }).then(function(body) {
+        is(body, "beacon", "The context for the intercepted beacon should be correct");
+      });
+  }
+
+  function testCSPReport() {
+    return new Promise(function(resolve, reject) {
+      var iframe = document.createElement("iframe");
+      iframe.src = "csp-violate.sjs";
+      document.documentElement.appendChild(iframe);
+      navigator.serviceWorker.addEventListener("message", function onMessage(e) {
+        if (e.data.data == "csp-report") {
+          is(e.data.context, "cspreport", "Expected the cspreport context on a CSP violation report");
+          navigator.serviceWorker.removeEventListener("message", onMessage);
+          resolve();
+        }
+      }, false);
+    });
+  }
+
+  function testEmbed() {
+    return Promise.resolve().then(function() {
+      todo(false, "<embed> tag is not currently intercepted. See Bug 1168676.");
+    });
+
+    return new Promise(function(resolve, reject) {
+      var embed = document.createElement("embed");
+      embed.src = "embed";
+      document.documentElement.appendChild(embed);
+      navigator.serviceWorker.addEventListener("message", function onMessage(e) {
+        if (e.data.data == "embed") {
+          is(e.data.context, "embed", "Expected the object context on an embed");
+          navigator.serviceWorker.removeEventListener("message", onMessage);
+          resolve();
+        }
+      }, false);
+    });
+  }
+
+  function testObject() {
+    return Promise.resolve().then(function() {
+      todo(false, "<object> tag is not currently intercepted. See Bug 1168676");
+    });
+
+    return new Promise(function(resolve, reject) {
+      var object = document.createElement("object");
+      object.data = "object";
+      document.documentElement.appendChild(object);
+      navigator.serviceWorker.addEventListener("message", function onMessage(e) {
+        if (e.data.data == "object") {
+          is(e.data.context, "object", "Expected the object context on an object");
+          navigator.serviceWorker.removeEventListener("message", onMessage);
+          resolve();
+        }
+      }, false);
+    });
+  }
+
+  function testFont() {
+    return new Promise(function(resolve, reject) {
+      var css = '@font-face { font-family: "sw-font"; src: url("font"); }';
+      css += '* { font-family: "sw-font"; }';
+      var style = document.createElement("style");
+      style.appendChild(document.createTextNode(css));
+      document.documentElement.appendChild(style);
+      navigator.serviceWorker.addEventListener("message", function onMessage(e) {
+        if (e.data.data == "font") {
+          is(e.data.context, "font", "Expected the font context on an font");
+          navigator.serviceWorker.removeEventListener("message", onMessage);
+          resolve();
+        }
+      }, false);
+    });
+  }
+
+  function testIFrame() {
+    return new Promise(function(resolve, reject) {
+      var iframe = document.createElement("iframe");
+      iframe.src = "iframe";
+      document.documentElement.appendChild(iframe);
+      // The service worker will respond with an existing document only if the
+      // Request has the correct context, otherwise the Promise will get
+      // rejected and the test will fail.
+      iframe.onload = resolve;
+      iframe.onerror = reject;
+    });
+  }
+
+  function testFrame() {
+    return new Promise(function(resolve, reject) {
+      var frame = document.createElement("frame");
+      frame.src = "frame";
+      document.documentElement.appendChild(frame);
+      // The service worker will respond with an existing document only if the
+      // Request has the correct context, otherwise the Promise will get
+      // rejected and the test will fail.
+      frame.onload = resolve;
+      frame.onerror = reject;
+    });
+  }
+
+  function testInternal() {
+    if (isB2G) {
+      // We can't open new windows on b2g, so skip this part of the test there.
+      return Promise.resolve();
+    }
+    return new Promise(function(resolve, reject) {
+      // Test this with a new window opened through script.  There are of course
+      // other possible ways of testing this too.
+      var win = window.open("newwindow", "_blank", "width=100,height=100");
+      navigator.serviceWorker.addEventListener("message", function onMessage(e) {
+        if (e.data.data == "newwindow") {
+          is(e.data.context, "internal", "Expected the internal context on a newly opened window");
+          navigator.serviceWorker.removeEventListener("message", onMessage);
+          win.close();
+          resolve();
+        }
+      }, false);
+    });
+  }
+
+  function testPing() {
+    return new Promise(function(resolve, reject) {
+      var iframe = document.createElement("iframe");
+      iframe.src = "ping.html";
+      document.documentElement.appendChild(iframe);
+      navigator.serviceWorker.addEventListener("message", function onMessage(e) {
+        if (e.data.data == "ping") {
+          is(e.data.context, "ping", "Expected the ping context on an anchor ping");
+          navigator.serviceWorker.removeEventListener("message", onMessage);
+          resolve();
+        }
+      }, false);
+    });
+  }
+
+  function testPlugin() {
+    return Promise.resolve().then(function() {
+      todo(false, "plugins are not currently intercepted. See Bug 1168676.");
+    });
+
+    var isMobile = /Mobile|Tablet/.test(navigator.userAgent);
+    if (isMobile || parent.isMulet()) {
+      // We can't use plugins on mobile, so skip this part of the test there.
+      return Promise.resolve();
+    }
+
+    return new Promise(function(resolve, reject) {
+      var embed = document.createElement("embed");
+      embed.type = "application/x-test";
+      embed.setAttribute("posturl", "plugin");
+      embed.setAttribute("postmode", "stream");
+      embed.setAttribute("streammode", "normal");
+      embed.setAttribute("src", "fetch.txt");
+      document.documentElement.appendChild(embed);
+      navigator.serviceWorker.addEventListener("message", function onMessage(e) {
+        if (e.data.data == "plugin") {
+          is(e.data.context, "plugin", "Expected the plugin context on a request coming from a plugin");
+          navigator.serviceWorker.removeEventListener("message", onMessage);
+          // Without this, the test leaks in e10s!
+          embed.parentNode.removeChild(embed);
+          resolve();
+        }
+      }, false);
+    });
+  }
+
+  function testScript() {
+    return new Promise(function(resolve, reject) {
+      var script = document.createElement("script");
+      script.src = "script.js";
+      document.documentElement.appendChild(script);
+      // The service worker will respond with an existing script only if the
+      // Request has the correct context, otherwise the Promise will get
+      // rejected and the test will fail.
+      script.onload = resolve;
+      script.onerror = reject;
+    });
+  }
+
+  function testStyle() {
+    return new Promise(function(resolve, reject) {
+      var link = document.createElement("link");
+      link.rel = "stylesheet";
+      link.href = "style.css";
+      document.documentElement.appendChild(link);
+      navigator.serviceWorker.addEventListener("message", function onMessage(e) {
+        if (e.data.data == "style") {
+          is(e.data.context, "style", "Expected the style context on a request coming from a stylesheet");
+          navigator.serviceWorker.removeEventListener("message", onMessage);
+          resolve();
+        }
+      }, false);
+    });
+  }
+
+  function testTrack() {
+    return new Promise(function(resolve, reject) {
+      var video = document.createElement("video");
+      var track = document.createElement("track");
+      track.src = "track";
+      video.appendChild(track);
+      document.documentElement.appendChild(video);
+      navigator.serviceWorker.addEventListener("message", function onMessage(e) {
+        if (e.data.data == "track") {
+          is(e.data.context, "track", "Expected the track context on a request coming from a track");
+          navigator.serviceWorker.removeEventListener("message", onMessage);
+          resolve();
+        }
+      }, false);
+    });
+  }
+
+  function testXHR() {
+    return new Promise(function(resolve, reject) {
+      var xhr = new XMLHttpRequest();
+      xhr.open("get", "xhr", true);
+      xhr.send();
+      // The service worker will respond with an existing resource only if the
+      // Request has the correct context, otherwise the Promise will get
+      // rejected and the test will fail.
+      xhr.onload = resolve;
+      xhr.onerror = reject;
+    });
+  }
+
+  function testXSLT() {
+    return new Promise(function(resolve, reject) {
+      var iframe = document.createElement("iframe");
+      iframe.src = "xml.xml";
+      document.documentElement.appendChild(iframe);
+      navigator.serviceWorker.addEventListener("message", function onMessage(e) {
+        if (e.data.data == "xslt") {
+          is(e.data.context, "xslt", "Expected the xslt context on an XSLT stylesheet");
+          navigator.serviceWorker.removeEventListener("message", onMessage);
+          // Without this, the test leaks in e10s!
+          iframe.parentNode.removeChild(iframe);
+          resolve();
+        }
+      }, false);
+    });
+  }
+
+  function testWorker() {
+    return new Promise(function(resolve, reject) {
+      var worker = new Worker("myworker");
+      worker.onmessage = function(e) {
+        if (e.data == "ack") {
+          worker.terminate();
+          resolve();
+        }
+      };
+      worker.onerror = reject;
+    });
+  }
+
+  function testNestedWorker() {
+    return new Promise(function(resolve, reject) {
+      var worker = new Worker("myparentworker");
+      worker.onmessage = function(e) {
+        if (e.data == "ack") {
+          worker.terminate();
+          resolve();
+        }
+      };
+      worker.onerror = reject;
+    });
+  }
+
+  function testSharedWorker() {
+    return new Promise(function(resolve, reject) {
+      var worker = new SharedWorker("mysharedworker");
+      worker.port.start();
+      worker.port.onmessage = function(e) {
+        if (e.data == "ack") {
+          resolve();
+        }
+      };
+      worker.onerror = reject;
+    });
+  }
+
+  function testNestedWorkerInSharedWorker() {
+    return new Promise(function(resolve, reject) {
+      var worker = new SharedWorker("myparentsharedworker");
+      worker.port.start();
+      worker.port.onmessage = function(e) {
+        if (e.data == "ack") {
+          resolve();
+        }
+      };
+      worker.onerror = reject;
+    });
+  }
+
+  function testCache() {
+    return new Promise(function(resolve, reject) {
+      // Issue an XHR that will be intercepted by the SW in order to start off
+      // the test with a RequestContext value that is not the default ("fetch").
+      // This needs to run inside a fetch event handler because synthesized
+      // RequestContext objects can only have the "fetch" context, and we'd
+      // prefer to test the more general case of some other RequestContext value.
+      var xhr = new XMLHttpRequest();
+      xhr.open("get", "cache", true);
+      xhr.send();
+      navigator.serviceWorker.addEventListener("message", function onMessage(e) {
+        if (e.data.data == "cache") {
+          ok(e.data.success, "The RequestContext can be persisted in the cache.");
+          navigator.serviceWorker.removeEventListener("message", onMessage);
+          resolve();
+        }
+      }, false);
+    });
+  }
+
+  var testName = location.search.substr(1);
+  window[testName]().then(function() {
+    finish();
+  }, function(e) {
+    ok(false, "A promise was rejected: " + e);
+    finish();
+  });
+</script>
diff --git a/dom/workers/test/serviceworkers/fetch/context/parentsharedworker.js b/dom/workers/test/serviceworkers/fetch/context/parentsharedworker.js
new file mode 100644
index 000000000..eac8d5e71
--- /dev/null
+++ b/dom/workers/test/serviceworkers/fetch/context/parentsharedworker.js
@@ -0,0 +1,8 @@
+onconnect = function(e) {
+  e.ports[0].start();
+  var worker = new Worker("myworker?shared");
+  worker.onmessage = function(e2) {
+    e.ports[0].postMessage(e2.data);
+    self.close();
+  };
+};
diff --git a/dom/workers/test/serviceworkers/fetch/context/parentworker.js b/dom/workers/test/serviceworkers/fetch/context/parentworker.js
new file mode 100644
index 000000000..839fb6640
--- /dev/null
+++ b/dom/workers/test/serviceworkers/fetch/context/parentworker.js
@@ -0,0 +1,4 @@
+var worker = new Worker("myworker");
+worker.onmessage = function(e) {
+  postMessage(e.data);
+};
diff --git a/dom/workers/test/serviceworkers/fetch/context/ping.html b/dom/workers/test/serviceworkers/fetch/context/ping.html
new file mode 100644
index 000000000..b1bebe41e
--- /dev/null
+++ b/dom/workers/test/serviceworkers/fetch/context/ping.html
@@ -0,0 +1,7 @@
+<!DOCTYPE html>
+<script>
+  onload = function() {
+    document.querySelector("a").click();
+  };
+</script>
+<a ping="ping" href="fetch.txt">link</a>
diff --git a/dom/workers/test/serviceworkers/fetch/context/realaudio.ogg b/dom/workers/test/serviceworkers/fetch/context/realaudio.ogg
new file mode 100644
index 000000000..1a41623f8
--- /dev/null
+++ b/dom/workers/test/serviceworkers/fetch/context/realaudio.ogg
diff --git a/dom/workers/test/serviceworkers/fetch/context/realimg.jpg b/dom/workers/test/serviceworkers/fetch/context/realimg.jpg
new file mode 100644
index 000000000..5b920f7c0
--- /dev/null
+++ b/dom/workers/test/serviceworkers/fetch/context/realimg.jpg
diff --git a/dom/workers/test/serviceworkers/fetch/context/register.html b/dom/workers/test/serviceworkers/fetch/context/register.html
new file mode 100644
index 000000000..6528d0eae
--- /dev/null
+++ b/dom/workers/test/serviceworkers/fetch/context/register.html
@@ -0,0 +1,14 @@
+<!DOCTYPE html>
+<script>
+  function ok(v, msg) {
+    window.parent.postMessage({status: "ok", result: !!v, message: msg}, "*");
+  }
+
+  function done(reg) {
+    ok(reg.active, "The active worker should be available.");
+    window.parent.postMessage({status: "registrationdone"}, "*");
+  }
+
+  navigator.serviceWorker.ready.then(done);
+  navigator.serviceWorker.register("context_test.js", {scope: "."});
+</script>
diff --git a/dom/workers/test/serviceworkers/fetch/context/sharedworker.js b/dom/workers/test/serviceworkers/fetch/context/sharedworker.js
new file mode 100644
index 000000000..94dca5839
--- /dev/null
+++ b/dom/workers/test/serviceworkers/fetch/context/sharedworker.js
@@ -0,0 +1,5 @@
+onconnect = function(e) {
+  e.ports[0].start();
+  e.ports[0].postMessage("ack");
+  self.close();
+};
diff --git a/dom/workers/test/serviceworkers/fetch/context/unregister.html b/dom/workers/test/serviceworkers/fetch/context/unregister.html
new file mode 100644
index 000000000..1f13508fa
--- /dev/null
+++ b/dom/workers/test/serviceworkers/fetch/context/unregister.html
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<script>
+  navigator.serviceWorker.getRegistration(".").then(function(registration) {
+    registration.unregister().then(function(success) {
+      if (success) {
+        window.parent.postMessage({status: "unregistrationdone"}, "*");
+      }
+    }, function(e) {
+      dump("Unregistering the SW failed with " + e + "\n");
+    });
+  });
+</script>
diff --git a/dom/workers/test/serviceworkers/fetch/context/worker.js b/dom/workers/test/serviceworkers/fetch/context/worker.js
new file mode 100644
index 000000000..e26e5bc69
--- /dev/null
+++ b/dom/workers/test/serviceworkers/fetch/context/worker.js
@@ -0,0 +1 @@
+postMessage("ack");
diff --git a/dom/workers/test/serviceworkers/fetch/context/xml.xml b/dom/workers/test/serviceworkers/fetch/context/xml.xml
new file mode 100644
index 000000000..69c64adf1
--- /dev/null
+++ b/dom/workers/test/serviceworkers/fetch/context/xml.xml
@@ -0,0 +1,3 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/xsl" href="xslt"?>
+<root/>