| <head> |
| <style> |
| img { |
| width: 100px; |
| height: 100px; |
| position: absolute; |
| top: 200px; |
| } |
| </style> |
| <script src="../../resources/js-test-pre.js"></script> |
| </head> |
| <body> |
| <img src="resources/annotation.pdf"> |
| <script> |
| description("Test the cached ImageBuffer of a PDF docoument image won't be thrown away if the image moves."); |
| jsTestIsAsync = true; |
| |
| function moveImageLoop(image, stepDistance, stepCount) { |
| var step = 0; |
| function loop() { |
| image.style.left = step * stepDistance + 'px'; |
| if (++step < stepCount) { |
| requestAnimationFrame(loop); |
| return; |
| } |
| |
| if (window.internals) { |
| window.image = image; |
| shouldBe("internals.pdfDocumentCachingCount(window.image)", "1"); |
| } |
| finishJSTest(); |
| } |
| loop(); |
| } |
| moveImageLoop(document.querySelector("img"), 50, 10); |
| </script> |
| <script src="../../resources/js-test-post.js"></script> |
| </body> |
