This is a testharness.js-based test.
[FAIL] Can set 'font-language-override' to CSS-wide keywords: initial
Failed to execute 'set' on 'StylePropertyMap': Invalid propertyName: font-language-override
[FAIL] Can set 'font-language-override' to CSS-wide keywords: inherit
Failed to execute 'set' on 'StylePropertyMap': Invalid propertyName: font-language-override
[FAIL] Can set 'font-language-override' to CSS-wide keywords: unset
Failed to execute 'set' on 'StylePropertyMap': Invalid propertyName: font-language-override
[FAIL] Can set 'font-language-override' to CSS-wide keywords: revert
Failed to execute 'set' on 'StylePropertyMap': Invalid propertyName: font-language-override
[FAIL] Can set 'font-language-override' to var() references: var(--A)
Failed to execute 'set' on 'StylePropertyMap': Invalid propertyName: font-language-override
[FAIL] Can set 'font-language-override' to the 'normal' keyword: normal
Failed to execute 'set' on 'StylePropertyMap': Invalid propertyName: font-language-override
[FAIL] 'font-language-override' does not support '"SRB"'
Failed to execute 'get' on 'StylePropertyMapReadOnly': Invalid propertyName: font-language-override
Harness: the test ran to completion.