Harness status: OK

Found 26 tests

26 Pass
Pass	Should be known: '(prefers-contrast)'
Pass	Should be known: '(prefers-contrast: no-preference)'
Pass	Should be known: '(prefers-contrast: more)'
Pass	Should be known: '(prefers-contrast: less)'
Pass	Should be known: '(prefers-contrast: custom)'
Pass	Should be parseable: '(prefers-contrast: increase)'
Pass	Should be unknown: '(prefers-contrast: increase)'
Pass	Should be parseable: '(prefers-contrast: none)'
Pass	Should be unknown: '(prefers-contrast: none)'
Pass	Should be parseable: '(prefers-contrast: forced high)'
Pass	Should be unknown: '(prefers-contrast: forced high)'
Pass	Should be parseable: '(prefers-contrast: forced low)'
Pass	Should be unknown: '(prefers-contrast: forced low)'
Pass	Should be parseable: '(prefers-contrast > increase)'
Pass	Should be unknown: '(prefers-contrast > increase)'
Pass	Should be parseable: '(prefers-increased-contrast)'
Pass	Should be unknown: '(prefers-increased-contrast)'
Pass	Should be parseable: '(prefers-decreased-contrast)'
Pass	Should be unknown: '(prefers-decreased-contrast)'
Pass	Should be parseable: '(prefers-contrast: high)'
Pass	Should be unknown: '(prefers-contrast: high)'
Pass	Should be parseable: '(prefers-contrast: low)'
Pass	Should be unknown: '(prefers-contrast: low)'
Pass	Should be parseable: '(prefers-contrast: forced)'
Pass	Should be unknown: '(prefers-contrast: forced)'
Pass	Check boolean context evaluation.