diff -r 000000000000 -r 6474c204b198 browser/devtools/profiler/test/browser_profiler_controller.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/devtools/profiler/test/browser_profiler_controller.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,64 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+const URL = "data:text/html;charset=utf8,<p>JavaScript Profiler test</p>";
+
+let gTab, gPanel;
+
+function test() {
+  waitForExplicitFinish();
+
+  setUp(URL, function onSetUp(tab, browser, panel) {
+    gTab = tab;
+    gPanel = panel;
+
+    testInactive(startFirstProfile);
+  });
+}
+
+function testInactive(next=function(){}) {
+  gPanel.controller.isActive(function (err, isActive) {
+    ok(!err, "isActive didn't return any errors");
+    ok(!isActive, "Profiler is not active");
+    next();
+  });
+}
+
+function testActive(next=function(){}) {
+  gPanel.controller.isActive(function (err, isActive) {
+    ok(!err, "isActive didn't return any errors");
+    ok(isActive, "Profiler is active");
+    next();
+  });
+}
+
+function startFirstProfile() {
+  gPanel.controller.start("Profile 1", function (err) {
+    ok(!err, "Profile 1 started without errors");
+    testActive(startSecondProfile);
+  });
+}
+
+function startSecondProfile() {
+  gPanel.controller.start("Profile 2", function (err) {
+    ok(!err, "Profile 2 started without errors");
+    testActive(stopFirstProfile);
+  });
+}
+
+function stopFirstProfile() {
+  gPanel.controller.stop("Profile 1", function (err, data) {
+    ok(!err, "Profile 1 stopped without errors");
+    ok(data, "Profiler returned some data");
+
+    testActive(stopSecondProfile);
+  });
+}
+
+function stopSecondProfile() {
+  gPanel.controller.stop("Profile 2", function (err, data) {
+    ok(!err, "Profile 2 stopped without errors");
+    ok(data, "Profiler returned some data");
+    testInactive(tearDown.call(null, gTab, function () gTab = gPanel = null));
+  });
+}
\ No newline at end of file