chromium/third_party/blink/web_tests/external/wpt/css/css-box/margin-trim/computed-margin-values/block-container-block-start-expected.txt

This is a testharness.js-based test.
[FAIL] item 1
  assert_equals: \n<item style="margin-top: 30px;" data-expected-margin-top="0"></item>\nmargin-top expected "0" but got "30"
Harness: the test ran to completion.