test_bug477754.xhtml

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<?xml version="1.0"?>

<?xml-stylesheet href="chrome://global/skin" type="text/css"?>

<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css" type="text/css"?>

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=477754

-->

<window title="Mozilla Bug 477754"

  xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">

  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>

  <!-- test results are displayed in the html:body -->

  <body xmlns="http://www.w3.org/1999/xhtml">

  <a href="https://bugzilla.mozilla.org/show_bug.cgi?id=477754"

     target="_blank">Mozilla Bug 477754</a>

  </body>

  <hbox pack="center">

    <label id="anchor" style="direction: rtl;" value="Anchor"/>

  </hbox>

  <panel id="testPopup" onpopupshown="doTest();">

    <label value="I am a popup"/>

  </panel>

  <!-- test code goes here -->

  <script type="application/javascript"><![CDATA[

    /** Test for Bug 477754 **/

    SimpleTest.waitForExplicitFinish();

    let testPopup, testAnchor;

    addEventListener("load", function () {

      removeEventListener("load", arguments.callee, false);

      testPopup = document.getElementById("testPopup");

      testAnchor = document.getElementById("anchor");

      testPopup.openPopup(testAnchor, "after_start", 10, 0, false, false);

    }, false);

    function doTest() {

      let anchorRect = testAnchor.getBoundingClientRect();

      let popupRect = testPopup.getBoundingClientRect();

      let marginRight = parseFloat(getComputedStyle(testPopup).marginRight)

      is(Math.round(anchorRect.right - popupRect.right - marginRight), 10,

         "RTL popup's right offset should be equal to the x offset passed to openPopup");

      testPopup.hidePopup();

      SimpleTest.finish();

   ]]></script>

</window>