'CSSKeywordValue rejected by set() for syntax <custom-ident>');

test_specified_maps(function(map){
    verify_map_not_set(map, generate_property('<image>'), image_value);
}, 'CSSImageValue rejected by set() for syntax <image>');

test_specified_maps(function(map){
    verify_map_not_set(map, generate_property('<integer>'), CSS.number(1));
}, 'CSSUnitValue rejected by set() for syntax <integer>');

test_specified_maps(function(map){
    verify_map_not_set(map, generate_property('<length-percentage>'), CSS.p