1 files changed, 41 insertions, 0 deletions
diff --git a/devtools/client/animationinspector/test/browser_animation_playerWidgets_appear_on_panel_init.js b/devtools/client/animationinspector/test/browser_animation_playerWidgets_appear_on_panel_init.js
new file mode 100644
index 000000000..271b26df3
--- /dev/null
+++ b/devtools/client/animationinspector/test/browser_animation_playerWidgets_appear_on_panel_init.js
@@ -0,0 +1,41 @@
+/* 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";
+
+// Test that player widgets are displayed right when the animation panel is
+// initialized, if the selected node (<body> by default) is animated.
+
+const { ANIMATION_TYPES } = require("devtools/server/actors/animation");
+
+add_task(function* () {
+  yield addTab(URL_ROOT + "doc_multiple_animation_types.html");
+
+  let {panel} = yield openAnimationInspector();
+  is(panel.animationsTimelineComponent.animations.length, 3,
+    "Three animations are handled by the timeline after init");
+  assertAnimationsDisplayed(panel, 3,
+    "Three animations are displayed after init");
+  is(
+    panel.animationsTimelineComponent
+         .animationsEl
+         .querySelectorAll(`.animation.${ANIMATION_TYPES.SCRIPT_ANIMATION}`)
+         .length,
+    1,
+    "One script-generated animation is displayed");
+  is(
+    panel.animationsTimelineComponent
+         .animationsEl
+         .querySelectorAll(`.animation.${ANIMATION_TYPES.CSS_ANIMATION}`)
+         .length,
+    1,
+    "One CSS animation is displayed");
+  is(
+    panel.animationsTimelineComponent
+         .animationsEl
+         .querySelectorAll(`.animation.${ANIMATION_TYPES.CSS_TRANSITION}`)
+         .length,
+    1,
+    "One CSS transition is displayed");
+});