This is a testharness.js-based test.
[FAIL] e.style['text-spacing-trim'] = "auto" should set the property value
assert_not_equals: property should be set got disallowed value ""
[FAIL] e.style['text-spacing-trim'] = "trim-both" should set the property value
assert_not_equals: property should be set got disallowed value ""
[FAIL] e.style['text-spacing-trim'] = "trim-all" should set the property value
assert_not_equals: property should be set got disallowed value ""
Harness: the test ran to completion.