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| 1 <html> | |
| 2 <import src="../resources/chai.sky" /> | |
| 3 <import src="../resources/mocha.sky" /> | |
| 4 <script> | |
| 5 describe('MutationObserver', function() { | |
| 6 it('should not interrupt delivery order on getting mutations during delivery',
function(done) { | |
| 7 function finish() { | |
| 8 assert.deepEqual(order, [1, 3, 2]); | |
| 9 done(); | |
| 10 } | |
| 11 | |
| 12 var order = []; | |
| 13 var div = document.createElement('div'); | |
| 14 | |
| 15 var observer1 = new MutationObserver(function(mutations) { | |
| 16 order.push(1); | |
| 17 div.appendChild(document.createElement('span')); | |
| 18 }); | |
| 19 var observer2 = new MutationObserver(function(mutations) { | |
| 20 order.push(2); | |
| 21 }); | |
| 22 var observer3 = new MutationObserver(function(mutations) { | |
| 23 order.push(3); | |
| 24 }); | |
| 25 | |
| 26 observer1.observe(div, {attributes: true}); | |
| 27 observer2.observe(div, {childList: true}); | |
| 28 observer3.observe(div, {attributes: true}); | |
| 29 div.setAttribute('foo', 'bar'); | |
| 30 setTimeout(finish, 0); | |
| 31 }); | |
| 32 }); | |
| 33 </script> | |
| 34 </html> | |
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