diff -r 000000000000 -r 6474c204b198 browser/base/content/test/general/browser_bug567306.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/base/content/test/general/browser_bug567306.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,50 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+
+const {Ci: interfaces, Cc: classes} = Components;
+
+let Clipboard = Cc["@mozilla.org/widget/clipboard;1"].getService(Ci.nsIClipboard);
+let HasFindClipboard = Clipboard.supportsFindClipboard();
+
+function test() {
+  waitForExplicitFinish();
+
+  whenNewWindowLoaded(undefined, function (win) {
+    whenDelayedStartupFinished(win, function () {
+      let selectedBrowser = win.gBrowser.selectedBrowser;
+      selectedBrowser.addEventListener("pageshow", function() {
+        selectedBrowser.removeEventListener("pageshow", arguments.callee, true);
+        ok(true, "pageshow listener called: " + win.content.location);
+        waitForFocus(function () {
+          onFocus(win);
+        }, selectedBrowser.contentWindow);
+      }, true);
+      selectedBrowser.loadURI("data:text/html,<h1 id='h1'>Select Me</h1>");
+    });
+  });
+}
+
+function selectText(win) {
+  let elt = win.document.getElementById("h1");
+  let selection = win.getSelection();
+  let range = win.document.createRange();
+  range.setStart(elt, 0);
+  range.setEnd(elt, 1);
+  selection.removeAllRanges();
+  selection.addRange(range);
+}
+
+function onFocus(win) {
+  ok(!win.gFindBarInitialized, "find bar is not yet initialized");
+  let findBar = win.gFindBar;
+  selectText(win.content);
+  findBar.onFindCommand();
+  // When the OS supports the Find Clipboard (OSX), the find field value is
+  // persisted across Fx sessions, thus not useful to test.
+  if (!HasFindClipboard)
+    is(findBar._findField.value, "Select Me", "Findbar is initialized with selection");
+  findBar.close();
+  win.close();
+  finish();
+}