third_party/WebKit/LayoutTests/fast/backgrounds/background-shorthand-after-set-backgroundSize.html

   1 <!DOCTYPE html>
   2 <html>
   3 <script src="../../resources/js-test.js"></script>
   4 <div id="test"> </div>
   5 <script>
   6 description("Tests a flag to make background shorthand property not override background-size when it's already set.");
   7
   8 var e = document.getElementById('test');
   9
  10 if (window.internals) {
  11     window.internals.settings.setUseLegacyBackgroundSizeShorthandBehavior(true);
  12
  13     e.style.backgroundSize = "cover";
  14     e.style.background = "center red url(dummy://test.png) no-repeat border-box";
  15     shouldBe("e.style.background", "'url(dummy://test.png) 50% 50% / cover no-repeat border-box border-box red'")
  16     shouldBe("e.style.backgroundSize", "'cover'");
  17     debug("")
  18
  19     window.internals.settings.setUseLegacyBackgroundSizeShorthandBehavior(false);
  20 }
  21
  22 </script>
  23 </body>
  24 </html>