diff -r 000000000000 -r 6474c204b198 dom/mobileconnection/tests/marionette/test_mobile_set_radio.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/mobileconnection/tests/marionette/test_mobile_set_radio.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,168 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+MARIONETTE_TIMEOUT = 60000;
+
+const DATA_KEY  = "ril.data.enabled";
+const APN_KEY   = "ril.data.apnSettings";
+
+let Promise = SpecialPowers.Cu.import("resource://gre/modules/Promise.jsm").Promise;
+
+SpecialPowers.setBoolPref("dom.mozSettings.enabled", true);
+SpecialPowers.addPermission("mobileconnection", true, document);
+SpecialPowers.addPermission("settings-read", true, document);
+SpecialPowers.addPermission("settings-write", true, document);
+
+let settings = window.navigator.mozSettings;
+let connection = window.navigator.mozMobileConnections[0];
+ok(connection instanceof MozMobileConnection,
+   "connection is instanceof " + connection.constructor);
+
+function setSetting(key, value) {
+  let deferred = Promise.defer();
+
+  let setLock = settings.createLock();
+  let obj = {};
+  obj[key] = value;
+
+  let setReq = setLock.set(obj);
+  setReq.addEventListener("success", function onSetSuccess() {
+    ok(true, "set '" + key + "' to " + obj[key]);
+    deferred.resolve();
+  });
+  setReq.addEventListener("error", function onSetError() {
+    ok(false, "cannot set '" + key + "'");
+    deferred.reject();
+  });
+
+  return deferred.promise;
+}
+
+function setEmulatorAPN() {
+  let apn =
+    [
+      [
+        {"carrier":"T-Mobile US",
+         "apn":"epc.tmobile.com",
+         "mmsc":"http://mms.msg.eng.t-mobile.com/mms/wapenc",
+         "types":["default","supl","mms"]}
+      ]
+    ];
+  return setSetting(APN_KEY, apn);
+}
+
+function enableData() {
+  log("Turn data on.");
+
+  let deferred = Promise.defer();
+
+  connection.addEventListener("datachange", function ondatachange() {
+    if (connection.data.connected === true) {
+      connection.removeEventListener("datachange", ondatachange);
+      log("mobileConnection.data.connected is now '"
+          + connection.data.connected + "'.");
+      deferred.resolve();
+    }
+  });
+
+  setEmulatorAPN()
+    .then(() => setSetting(DATA_KEY, true));
+
+  return deferred.promise;
+}
+
+function receivedPending(received, pending, nextAction) {
+  let index = pending.indexOf(received);
+  if (index != -1) {
+    pending.splice(index, 1);
+  }
+  if (pending.length === 0) {
+    nextAction();
+  }
+}
+
+function waitRadioState(state) {
+  let deferred = Promise.defer();
+
+  waitFor(function() {
+    deferred.resolve();
+  }, function() {
+    return connection.radioState == state;
+  });
+
+  return deferred.promise;
+}
+
+function setRadioEnabled(enabled, transientState, finalState) {
+  log("setRadioEnabled to " + enabled);
+
+  let deferred = Promise.defer();
+  let done = function() {
+    deferred.resolve();
+  };
+
+  let pending = ["onradiostatechange", "onsuccess"];
+
+  let receivedTransient = false;
+  connection.onradiostatechange = function() {
+    let state = connection.radioState;
+    log("Received 'radiostatechange' event, radioState: " + state);
+
+    if (state == transientState) {
+      receivedTransient = true;
+    } else if (state == finalState) {
+      ok(receivedTransient);
+      receivedPending("onradiostatechange", pending, done);
+    }
+  };
+
+  let req = connection.setRadioEnabled(enabled);
+
+  req.onsuccess = function() {
+    log("setRadioEnabled success");
+    receivedPending("onsuccess", pending, done);
+  };
+
+  req.onerror = function() {
+    ok(false, "setRadioEnabled should not fail");
+    deferred.reject();
+  };
+
+  return deferred.promise;
+}
+
+function testSwitchRadio() {
+  log("= testSwitchRadio =");
+  return waitRadioState("enabled")
+    .then(setRadioEnabled.bind(null, false, "disabling", "disabled"))
+    .then(setRadioEnabled.bind(null, true, "enabling", "enabled"));
+}
+
+function testDisableRadioWhenDataConnected() {
+  log("= testDisableRadioWhenDataConnected =");
+  return waitRadioState("enabled")
+    .then(enableData)
+    .then(setRadioEnabled.bind(null, false, "disabling", "disabled"))
+    .then(() => {
+      // Data should be disconnected.
+      is(connection.data.connected, false);
+    })
+    .then(setRadioEnabled.bind(null, true, "enabling", "enabled"))
+    // Disable data
+    .then(setSetting.bind(null, DATA_KEY, false));
+}
+
+function cleanUp() {
+  SpecialPowers.removePermission("mobileconnection", document);
+  SpecialPowers.removePermission("settings-write", document);
+  SpecialPowers.removePermission("settings-read", document);
+  SpecialPowers.clearUserPref("dom.mozSettings.enabled");
+  finish();
+}
+
+testSwitchRadio()
+  .then(testDisableRadioWhenDataConnected)
+  .then(null, () => {
+    ok(false, "promise reject somewhere");
+  })
+  .then(cleanUp);