Add m-esr52 at 52.6.0

1 files changed, 20 insertions, 0 deletions

diff --git a/devtools/client/animationinspector/test/browser_animation_timeline_scrubber_exists.js b/devtools/client/animationinspector/test/browser_animation_timeline_scrubber_exists.js
new file mode 100644
index 000000000..9fa22e007
--- /dev/null
+++ b/devtools/client/animationinspector/test/browser_animation_timeline_scrubber_exists.js
@@ -0,0 +1,20 @@
+/* vim: set ts=2 et sw=2 tw=80: */
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+requestLongerTimeout(2);
+
+// Check that the timeline does have a scrubber element.
+
+add_task(function* () {
+  yield addTab(URL_ROOT + "doc_simple_animation.html");
+  let {panel} = yield openAnimationInspector();
+
+  let timeline = panel.animationsTimelineComponent;
+  let scrubberEl = timeline.scrubberEl;
+
+  ok(scrubberEl, "The scrubber element exists");
+  ok(scrubberEl.classList.contains("scrubber"), "It has the right classname");
+});