* Request helper function. * * @param {string} url URL to request * @param {Function} callback Request callback
(url, callback)
| 136 | * @param {Function} callback Request callback |
| 137 | */ |
| 138 | function request(url, callback) { |
| 139 | var xhr = new XMLHttpRequest() |
| 140 | xhr.onload = callback |
| 141 | xhr.onerror = callback |
| 142 | try { |
| 143 | xhr.open('GET', url, true) |
| 144 | } catch (e) { |
| 145 | callback.call(xhr, e) |
| 146 | return |
| 147 | } |
| 148 | xhr.send() |
| 149 | } |
| 150 | |
| 151 | describe('Loading', function () { |
| 152 | it('Return an object with onload and onerror methods', function () { |