diff -r 000000000000 -r 6474c204b198 browser/devtools/inspector/test/browser_inspector_navigation.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/devtools/inspector/test/browser_inspector_navigation.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,67 @@
+/* -*- Mode: Javascript; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+/* 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/. */
+
+
+function test() {
+  let inspector, toolbox;
+
+  waitForExplicitFinish();
+
+  gBrowser.selectedTab = gBrowser.addTab();
+  gBrowser.selectedBrowser.addEventListener("load", function onload() {
+    gBrowser.selectedBrowser.removeEventListener("load", onload, true);
+    waitForFocus(function() {
+      let target = TargetFactory.forTab(gBrowser.selectedTab);
+      gDevTools.showToolbox(target, "inspector").then(function(toolbox) {
+        startInspectorTests(toolbox);
+      }).then(null, console.error);
+    }, content);
+  }, true);
+
+  content.location = "http://test1.example.org/browser/browser/devtools/inspector/test/browser_inspector_breadcrumbs.html";
+
+  function startInspectorTests(aToolbox)
+  {
+    toolbox = aToolbox;
+    inspector = toolbox.getCurrentPanel();
+    info("Inspector started");
+    let node = content.document.querySelector("#i1");
+    inspector.selection.setNode(node);
+    inspector.once("inspector-updated", () => {
+      is(inspector.selection.node, node, "Node selected.");
+      inspector.once("markuploaded", onSecondLoad);
+      content.location = "http://test2.example.org/browser/browser/devtools/inspector/test/browser_inspector_breadcrumbs.html";
+    });
+  }
+
+  function onSecondLoad() {
+    info("New page loaded");
+    let node = content.document.querySelector("#i1");
+    inspector.selection.setNode(node);
+
+    inspector.once("inspector-updated", () => {
+      is(inspector.selection.node, node, "Node re-selected.");
+      inspector.once("markuploaded", onThirdLoad);
+      content.history.go(-1);
+    });
+  }
+
+  function onThirdLoad() {
+    info("Old page loaded");
+    is(content.location.href, "http://test1.example.org/browser/browser/devtools/inspector/test/browser_inspector_breadcrumbs.html");
+    let node = content.document.querySelector("#i1");
+    inspector.selection.setNode(node);
+    inspector.once("inspector-updated", () => {
+      is(inspector.selection.node, node, "Node re-selected.");
+      inspector.once("markuploaded", onThirdLoad);
+      toolbox.destroy();
+      gBrowser.removeCurrentTab();
+      finish();
+    });
+  }
+}
+
+