devtools/server/tests/chrome/test_inspector-scroll-into-view.html

   1 <!DOCTYPE HTML>
   2 <html>
   3 <!--
   4 https://bugzilla.mozilla.org/show_bug.cgi?id=901250
   5 -->
   6 <head>
   7   <meta charset="utf-8">
   8   <title>Test for Bug 901250</title>
   9
  10   <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
  11   <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css">
  12   <script type="application/javascript" src="inspector-helpers.js"></script>
  13   <script type="application/javascript">
  14 "use strict";
  15
  16 window.onload = async function() {
  17   SimpleTest.waitForExplicitFinish();
  18
  19   const url = document.getElementById("inspectorContent").href;
  20   const { target, doc } = await attachURL(url);
  21   const inspector = await target.getFront("inspector");
  22   const walker = inspector.walker;
  23
  24   const id = "#scroll-into-view";
  25   let rect = doc.querySelector(id).getBoundingClientRect();
  26   const nodeFront = await walker.querySelector(walker.rootNode, id);
  27   let inViewport = rect.x >= 0 &&
  28                    rect.y >= 0 &&
  29                    rect.y <= doc.defaultView.innerHeight &&
  30                    rect.x <= doc.defaultView.innerWidth;
  31
  32   ok(!inViewport, "Element is not in viewport initially");
  33
  34   await nodeFront.scrollIntoView();
  35
  36   await new Promise(res => SimpleTest.executeSoon(res));
  37
  38   rect = doc.querySelector(id).getBoundingClientRect();
  39   inViewport = rect.x >= 0 &&
  40                 rect.y >= 0 &&
  41                 rect.y <= doc.defaultView.innerHeight &&
  42                 rect.x <= doc.defaultView.innerWidth;
  43   ok(inViewport, "Element is in viewport after calling nodeFront.scrollIntoView");
  44
  45   await target.destroy();
  46   SimpleTest.finish();
  47 };
  48   </script>
  49 </head>
  50 <body>
  51 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=901250">Mozilla Bug 901250</a>
  52 <a id="inspectorContent" target="_blank" href="inspector-traversal-data.html">Test Document</a>
  53 <p id="display"></p>
  54 <div id="content" style="display: none">
  55
  56 </div>
  57 <pre id="test">
  58 </pre>
  59 </body>
  60 </html>