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| 1 <!DOCTYPE html> |
| 1 <html> | 2 <html> |
| 2 <head> | 3 <head> |
| 3 <style> | 4 <style> |
| 4 div.block { height: 400px; border: 1px solid black; margin:10px; } | 5 div.block { height: 400px; border: 1px solid black; margin:10px; } |
| 5 </style> | 6 </style> |
| 6 <script> | |
| 7 var resizecount = 0; | |
| 8 var loaded = false; | |
| 9 window.onresize = function() { | |
| 10 resizecount++; | |
| 11 document.getElementById('count1').innerHTML = resizecount; | |
| 12 } | |
| 13 </script> | |
| 14 </head> | 7 </head> |
| 15 <body> | 8 <body> |
| 16 <div> | 9 <div> |
| 17 Test how many resize events are emitted during page load and dynamic con
tent generation. | 10 Following actions must not emit resize events: page load, dynamic conten
t generation, page scaling and changing fixed layout size.<br/> |
| 18 | 11 |
| 19 Do not resize the page. It invalidates the test. | 12 The spec DOM Level 2 Events states that the resize event occurs when doc
ument view size (a.k.a layout size) is changed. Refer to http://www.w3.org/TR/DO
M-Level-2-Events/events.html<br/> |
| 20 <p style="text-indent: 10px" id=result1> | 13 However, showing/hiding scrollbars shouldn't be considered a layout size
change. Refer to webkit.org/b/80242<br/> |
| 21 Resize events (should be 0): <span id=count1>0</span> | |
| 22 </div> | 14 </div> |
| 23 <div id=expandingblock> | 15 <div id=expandingblock> |
| 24 </div> | 16 </div> |
| 17 <pre id="console"></pre> |
| 18 <script src="../js/resources/js-test-pre.js"></script> |
| 25 <script> | 19 <script> |
| 20 var resizeEventCount = 0; |
| 21 window.onresize = function() { |
| 22 resizeEventCount++; |
| 23 } |
| 24 |
| 26 if (window.testRunner) { | 25 if (window.testRunner) { |
| 27 testRunner.dumpAsText(); | 26 testRunner.dumpAsText(); |
| 28 testRunner.waitUntilDone(); | 27 testRunner.waitUntilDone(); |
| 29 } | 28 } |
| 30 function test() { | 29 function test() { |
| 31 setTimeout(addBlock, 20); | 30 setTimeout(showScrollbar, 20); |
| 32 } | 31 } |
| 33 function addBlock() { | 32 // Add many div blocks to increase document height more than view height
. |
| 33 function showScrollbar() { |
| 34 for (var i = 0; i < 10; i++) { | 34 for (var i = 0; i < 10; i++) { |
| 35 var el = document.createElement('div'); | 35 var el = document.createElement('div'); |
| 36 el.setAttribute('class','block'); | 36 el.setAttribute('class','block'); |
| 37 document.getElementById('expandingblock').appendChild(el); | 37 document.getElementById('expandingblock').appendChild(el); |
| 38 } | 38 } |
| 39 setTimeout(scalePage, 20); |
| 40 } |
| 41 function scalePage() { |
| 42 if (window.internals) |
| 43 window.internals.setPageScaleFactor(3, 0, 0); |
| 44 setTimeout(changeFixedLayoutSize, 20); |
| 45 } |
| 46 function changeFixedLayoutSize() { |
| 47 if (window.testRunner) |
| 48 testRunner.setFixedLayoutSize(1600, 1600); |
| 39 setTimeout(finish, 20); | 49 setTimeout(finish, 20); |
| 40 } | 50 } |
| 41 function finish() { | 51 function finish() { |
| 42 var result; | |
| 43 // No resize events are acceptable. | 52 // No resize events are acceptable. |
| 44 if (resizecount < 1) | 53 shouldBe("resizeEventCount", "0"); |
| 45 result = '<p style="color: green">PASS'; | |
| 46 else | |
| 47 result = '<p style="color: red">FAIL'; | |
| 48 var resultElement = document.getElementById('result1') | |
| 49 resultElement.innerHTML += result; | |
| 50 if (window.testRunner) | 54 if (window.testRunner) |
| 51 testRunner.notifyDone(); | 55 testRunner.notifyDone(); |
| 52 } | 56 } |
| 53 onload = test; | 57 window.onload = test; |
| 54 </script> | 58 </script> |
| 55 </body> | 59 </body> |
| 60 </html> |
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