Summary

Harness status: Error

Test named 'Test that returns a value in three "cleanup" functions' specified 6 'cleanup' functions, and 1 failed, and 3 returned a non-undefined value.
Error
    at https://wpt.live/resources/test/tests/functional/add_cleanup_bad_return.html:22:11
    at https://wpt.live/resources/testharness.js:3027:34
    at forEach (https://wpt.live/resources/testharness.js:4663:26)
    at Test.cleanup (https://wpt.live/resources/testharness.js:3022:9)
    at Test.done (https://wpt.live/resources/testharness.js:2986:14)
    at test (https://wpt.live/resources/testharness.js:651:22)
    at https://wpt.live/resources/test/tests/functional/add_cleanup_bad_return.html:13:1

Found 3 tests

Details

ResultTest NameMessage
PassTest that returns a value in three "cleanup" functions
Asserts runNo asserts ran
Not RunThe test runner is in an unpredictable state #1 ('NOT RUN')
Asserts runNo asserts ran
Not RunThe test runner is in an unpredictable state #2 ('NOT RUN')
Asserts runNo asserts ran