third_party/WebKit/LayoutTests/accessibility/scroll-to-make-visible-with-subfocus.html

   1 <html>
   2 <head>
   3 <script src="../resources/js-test.js"></script>
   4 </head>
   5 <body>
   6
   7 <p id="description"></p>
   8
   9 <div style="border: 1px solid #000; height: 5000px;">5000-pixel box</div>
  10 <button id="target" style="height: 5000px;">Target</button>
  11
  12 <div id="console"></div>
  13
  14 <script>
  15 description("Tests that scrolling to make a certain region within an element visible successfully scrolls the main window.");
  16
  17 function runTest() {
  18     var target = document.getElementById("target");
  19
  20     if (window.accessibilityController) {
  21         target.focus();
  22         var targetAccessibleObject = accessibilityController.focusedElement;
  23     }
  24
  25     // Reset the initial scroll position (since calling focus() can scroll the page too).
  26     window.scrollTo(0, 0);
  27     shouldBe("window.pageYOffset", "0");
  28
  29     // Scroll to make the midpoint of the target visible and check.
  30     if (window.accessibilityController)
  31         targetAccessibleObject.scrollToMakeVisibleWithSubFocus(0, 2500, 100, 2600);
  32     window.minYOffset = target.offsetTop + 2500 - window.innerHeight;
  33     window.maxYOffset = target.offsetTop + 2500;
  34     shouldBe("window.pageYOffset >= minYOffset", "true");
  35     shouldBe("window.pageYOffset <= maxYOffset", "true");
  36
  37     finishJSTest();
  38 }
  39
  40 runTest();
  41
  42 </script>
  43
  44 </body>
  45 </html>