third_party/WebKit/LayoutTests/fast/dom/HTMLImageElement/image-sizes-js-change.html

   1 <!DOCTYPE html>
   2 <script src="../../hidpi/resources/srcset-helper.js"></script>
   3 <script src="../../../resources/js-test.js"></script>
   4 <script src="resources/currentSrcHelper.js"></script>
   5 <script>
   6     if (window.testRunner)
   7         testRunner.dumpAsText();
   8
   9     if (internals)
  10         internals.evictAllResources();
  11
  12     function updateSrc() {
  13         var img = document.getElementById("foo");
  14         // sizes must be set first, then srcset must be set, the 'src'
  15         // This will be fixed when image loading is done is "stable-state"
  16         img.sizes = "400px";
  17         img.srcset = "../../hidpi/resources/image-set-1x.png 200w, ../../hidpi/resources/image-set-2x.png 400w, resources/image-set-4x.png 800w";
  18         img.src = "resources/blue-100-px-square.png"
  19     }
  20
  21     addEventListener("DOMContentLoaded", function() {
  22         updateSrc();
  23     }, false);
  24     addEventListener("load", function() {
  25         shouldBe('currentSrcFileName("foo")', '"image-set-4x.png"');
  26         if (internals) {
  27             shouldBeTrue('internals.isLoadingFromMemoryCache("resources/image-set-4x.png")');
  28             shouldBeFalse('internals.isLoadingFromMemoryCache("../../hidpi/resources/image-set-2x.png")');
  29             shouldBeFalse('internals.isLoadingFromMemoryCache("../../hidpi/resources/image-set-1x.png")');
  30             shouldBeFalse('internals.isLoadingFromMemoryCache("resources/blue-100-px-square.png")');
  31         }
  32     }, false);
  33 </script>
  34 <img id="foo">