1 files changed, 33 insertions, 0 deletions
diff --git a/devtools/client/inspector/test/browser_inspector_pane-toggle-05.js b/devtools/client/inspector/test/browser_inspector_pane-toggle-05.js
new file mode 100644
index 000000000..2a0c82037
--- /dev/null
+++ b/devtools/client/inspector/test/browser_inspector_pane-toggle-05.js
@@ -0,0 +1,33 @@
+/* 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 the keyboard navigation for the pane toggle using
+* space and enter
+*/
+
+add_task(function* () {
+  let {inspector} = yield openInspectorForURL("about:blank", "side");
+  let panel = inspector.panelDoc.querySelector("#inspector-splitter-box .controlled");
+
+  let button = inspector.panelDoc.querySelector(".sidebar-toggle");
+
+  ok(!panel.classList.contains("pane-collapsed"), "The panel is in expanded state");
+
+  yield togglePane(button, "Press on the toggle button", panel, "VK_RETURN");
+  ok(panel.classList.contains("pane-collapsed"), "The panel is in collapsed state");
+
+  yield togglePane(button, "Press on the toggle button to expand the panel again",
+    panel, "VK_SPACE");
+  ok(!panel.classList.contains("pane-collapsed"), "The panel is in expanded state");
+});
+
+function* togglePane(button, message, panel, keycode) {
+  let onTransitionEnd = once(panel, "transitionend");
+  info(message);
+  button.focus();
+  EventUtils.synthesizeKey(keycode, {});
+  yield onTransitionEnd;
+}