t>'), 'thing', CSSKeywordValue);
}, 'Computed <custom-ident> is reified as CSSKeywordValue by iterator');

test(function(){
    verify_computed_iteration_type(generate_property('<image>'), 'url(\"a\")', CSSImageValue);
}, 'Computed <image> is reified as CSSImageValue by iterator');

test(function(){
    verify_computed_iteration_type(generate_property('<integer>'), '100', CSSUnitValue);
}, 'Computed <integer> is reified as CSSUnitValue by iterator');

test(function(){
    verify_computed_iteration_type(gene