diff -r 000000000000 -r 6474c204b198 browser/devtools/styleinspector/test/browser_ruleview_keybindings.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/devtools/styleinspector/test/browser_ruleview_keybindings.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,49 @@
+/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Test that focus doesn't leave the style editor when adding a property
+// (bug 719916)
+
+let test = asyncTest(function*() {
+  yield addTab("data:text/html,<h1>Some header text</h1>");
+  let {toolbox, inspector, view} = yield openRuleView();
+
+  info("Selecting the test node");
+  yield selectNode("h1", inspector);
+
+  info("Getting the ruleclose brace element");
+  let brace = view.doc.querySelector(".ruleview-ruleclose");
+
+  info("Clicking on the brace element to focus the new property field");
+  let onFocus = once(brace.parentNode, "focus", true);
+  brace.click();
+  yield onFocus;
+
+  info("Entering a property name");
+  let editor = getCurrentInplaceEditor(view);
+  editor.input.value = "color";
+
+  info("Typing ENTER to focus the next field: property value");
+  let onFocus = once(brace.parentNode, "focus", true);
+  EventUtils.sendKey("return");
+  yield onFocus;
+  ok(true, "The value field was focused");
+
+  info("Entering a property value");
+  let editor = getCurrentInplaceEditor(view);
+  editor.input.value = "green";
+
+  info("Typing ENTER again should focus a new property name");
+  let onFocus = once(brace.parentNode, "focus", true);
+  EventUtils.sendKey("return");
+  yield onFocus;
+  ok(true, "The new property name field was focused");
+  getCurrentInplaceEditor(view).input.blur();
+});
+
+function getCurrentInplaceEditor(view) {
+  return inplaceEditor(view.doc.activeElement);
+}