test_contextmenu_rtl.xhtml

Enable keyboard shortcuts

<?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"?>

<window title="Context Menu RTL position"

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

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

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

<menupopup id="context-menu" style="max-width: 100px; direction: rtl">

  <menuitem label="Item"/>

</menupopup>

<script>

<![CDATA[

add_task(async function() {

  // This test checks behavior of non-native menus,

  // so disable native context menus for this test.

  await SpecialPowers.pushPrefEnv({ set: [["widget.macos.native-context-menus", false]] });

  const menu = document.getElementById("context-menu");

  const shown = new Promise(resolve => menu.addEventListener("popupshown", resolve, { once: true }));

  const point = {

    x: window.screenX + screen.width / 2,

    y: window.screenY + screen.height / 2,

};

  menu.openPopupAtScreen(point.x, point.y, true, null);

  await shown;

  const rect = menu.getBoundingClientRect();

  const margin = parseFloat(getComputedStyle(menu).marginRight);

  info(`${menu.screenX} + ${rect.width} + ${margin} < ${point.x}`);

  ok(menu.screenX + rect.width + margin < point.x, "Should be right-aligned");

  menu.hidePopup();

});

]]>

</script>

</window>