Summary

Harness status: OK

Found 30 tests

Details

ResultTest NameMessage
Failmouseover should be fired before mouseup if mousedown target is removed (0)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (1)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (2)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (3)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (4)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (5)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (6)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (7)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (8)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (9)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (10)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (11)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (12)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (13)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (14)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (15)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (16)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (17)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (18)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (19)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (20)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (21)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (22)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (23)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (24)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (25)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (26)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (27)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (28)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran
Failmouseover should be fired before mouseup if mousedown target is removed (29)promise_test: Unhandled rejection with value: object "Error: action_sequence() is not implemented by testdriver-vendor.js"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4617:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4610:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4594:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2684:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2731:35
Asserts runNo asserts ran