1 files changed, 57 insertions, 0 deletions
diff --git a/devtools/client/inspector/animation/test/browser_animation_logic_created-time.js b/devtools/client/inspector/animation/test/browser_animation_logic_created-time.js
new file mode 100644
index 0000000000..59e0f4df52
--- /dev/null
+++ b/devtools/client/inspector/animation/test/browser_animation_logic_created-time.js
@@ -0,0 +1,57 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Test whether the created time of animation unchanged even if change node.
+
+add_task(async function () {
+  await addTab(URL_ROOT + "doc_custom_playback_rate.html");
+  const { animationInspector, inspector } = await openAnimationInspector();
+
+  info("Check both the created time of animation are same");
+  const baseCreatedTime =
+    animationInspector.state.animations[0].state.createdTime;
+  is(
+    animationInspector.state.animations[1].state.createdTime,
+    baseCreatedTime,
+    "Both created time of animations should be same"
+  );
+
+  info("Check created time after selecting '.div1'");
+  await selectNode(".div1", inspector);
+  await waitUntil(
+    () =>
+      animationInspector.state.animations[0].state.createdTime ===
+      baseCreatedTime
+  );
+  ok(
+    true,
+    "The created time of animation on element of .div1 should unchanged"
+  );
+
+  info("Check created time after selecting '.div2'");
+  await selectNode(".div2", inspector);
+  await waitUntil(
+    () =>
+      animationInspector.state.animations[0].state.createdTime ===
+      baseCreatedTime
+  );
+  ok(
+    true,
+    "The created time of animation on element of .div2 should unchanged"
+  );
+
+  info("Check created time after selecting 'body' again");
+  await selectNode("body", inspector);
+  is(
+    animationInspector.state.animations[0].state.createdTime,
+    baseCreatedTime,
+    "The created time of animation[0] should unchanged"
+  );
+  is(
+    animationInspector.state.animations[1].state.createdTime,
+    baseCreatedTime,
+    "The created time of animation[1] should unchanged"
+  );
+});