This is a testharness.js-based test.
[FAIL] track element changing "track URL" and clearing cues, set mode, add cue, set src
assert_equals: cues.length after setting src expected 0 but got 1
[FAIL] track element changing "track URL" and clearing cues, set mode, set src, add cue, change src
assert_equals: cues.length after changing src expected 0 but got 1
[FAIL] track element changing "track URL" and clearing cues, set mode, add cue, change mode to disabled, set src
assert_equals: cues.length after changing src expected 0 but got 1
Harness: the test ran to completion.