1description("This tests indexing outside the range of the computed style object."); 2 3var element = document.createElement('div'); 4element.style.color = 'rgb(120, 120, 120)'; 5document.documentElement.appendChild(element); 6var computedStyle = window.getComputedStyle(element, null); 7 8shouldBeEqualToString('typeof computedStyle.length', 'number'); 9shouldBeEqualToString('computedStyle[computedStyle.length]', ''); 10shouldBeUndefined('computedStyle[-1]') 11 12document.documentElement.removeChild(element); 13 14successfullyParsed = true; 15