| <!DOCTYPE html> |
| <html> |
| <head> |
| <style> |
| body { position: relative; height: 2000px; } |
| </style> |
| <script src="../../resources/js-test-pre.js"></script> |
| <script> |
| description('This tests that window.scrollBy respects the page\'s zoom and scale factor when scrolling.'); |
| |
| function zoomBy(zoomFactor) |
| { |
| while (zoomFactor > 0) { |
| window.eventSender.zoomPageIn(); |
| zoomFactor--; |
| } |
| while (zoomFactor < 0) { |
| window.eventSender.zoomPageOut(); |
| zoomFactor++; |
| } |
| } |
| function testScroll(zoomFactor, scaleFactor) { |
| debug('Testing at zoom ' + zoomFactor + ' and scale ' + scaleFactor); |
| if (window.testRunner && window.eventSender) { |
| var y = 221; |
| eventSender.scalePageBy(scaleFactor, 0, 0); |
| zoomBy(zoomFactor); |
| window.scrollTo(10, 10); |
| window.scrollBy(0, y); |
| shouldBeCloseTo('window.pageYOffset', y+10, 3, false); |
| zoomBy(-zoomFactor); |
| } |
| else |
| testFailed('This test only operates in DumpRenderTree.'); |
| } |
| |
| function runTests() { |
| testScroll(-1,1.2); |
| var zoomLevels = [-3, -2, -1, 0, 1, 3, 5]; |
| var scaleLevels = [0.75, 1, 1.2, 1.6]; |
| for (zoom in zoomLevels) |
| for (scale in scaleLevels) |
| testScroll(zoomLevels[zoom], scaleLevels[scale]); |
| |
| wasPostTestScriptParsed = true; |
| finishJSTest(); |
| } |
| </script> |
| </head> |
| |
| <body onload="runTests()"> |
| <div id="target"></div> |
| </body> |
| </html> |
| |
