third_party/WebKit/LayoutTests/accessibility/scroll-containers.html

   1 <!DOCTYPE HTML>
   2 <script src="../resources/testharness.js"></script>
   3 <script src="../resources/testharnessreport.js"></script>
   4
   5 <div id="container">
   6   <div style="border: 1px solid #000; height: 5000px;">5000-pixel box</div>
   7
   8   <div id="outer" style="height: 100px; overflow: scroll">
   9     <div style="border: 1px solid #000; height: 5000px;">5000-pixel box</div>
  10     <div id="inner" style="height: 100px; overflow: scroll">
  11       <div style="border: 1px solid #000; height: 5000px;">5000-pixel box</div>
  12       <button id="target">Target</button>
  13     </div>
  14   </div>
  15 </div>
  16
  17 <div id="console"></div>
  18
  19 <script>
  20 test(function(t) {
  21     var axWebArea = accessibilityController.rootElement;
  22     assert_equals(axWebArea.role, "AXRole: AXWebArea");
  23
  24     assert_true(axWebArea.isScrollableContainer);
  25     assert_equals(axWebArea.scrollOffsetY, 0);
  26     assert_not_equals(axWebArea.maxScrollOffsetY, 0);
  27     axWebArea.setScrollOffset(0, axWebArea.maxScrollOffsetY);
  28     assert_equals(axWebArea.scrollOffsetY, axWebArea.maxScrollOffsetY);
  29
  30     var axOuter = accessibilityController.accessibleElementById("outer");
  31     assert_true(axOuter.isScrollableContainer);
  32     assert_equals(axOuter.scrollOffsetY, 0);
  33     assert_not_equals(axOuter.maxScrollOffsetY, 0);
  34     axOuter.setScrollOffset(0, axOuter.maxScrollOffsetY);
  35     assert_equals(axOuter.scrollOffsetY, axOuter.maxScrollOffsetY);
  36
  37     var axInner = accessibilityController.accessibleElementById("inner");
  38     assert_true(axInner.isScrollableContainer);
  39     assert_equals(axInner.scrollOffsetY, 0);
  40     assert_not_equals(axInner.maxScrollOffsetY, 0);
  41     axInner.setScrollOffset(0, axInner.maxScrollOffsetY);
  42     assert_equals(axInner.scrollOffsetY, axInner.maxScrollOffsetY);
  43
  44     var axTarget = accessibilityController.accessibleElementById("target");
  45     assert_false(axTarget.isScrollableContainer);
  46 }, "Test scroll container APIs.");
  47
  48 if (window.testRunner)
  49     document.getElementById("container").style.display = "none";
  50 </script>