Dropping image on horizontal object scrollbar

Drag little square above and drop it on horizontal scrollbar. Word PASS should appear once you drop it.

Summary

Harness status: OK

Found 1 tests

1 Fail

Details

Result

Test Name

Message

Fail

Dropping image on horizontal object scrollbar

promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"

Error
    at get_stack (https://wpt.live/resources/testharness.js:4571:21)
    at new AssertionError (https://wpt.live/resources/testharness.js:4564:22)
    at assert (https://wpt.live/resources/testharness.js:4548:19)
    at Test.<anonymous> (https://wpt.live/resources/testharness.js:764:29)
    at Test.step (https://wpt.live/resources/testharness.js:2642:25)
    at https://wpt.live/resources/testharness.js:2689:35

Asserts run

No asserts ran