browser_visibleFindSelection.js

Enable keyboard shortcuts

add_task(async function () {

  const childContent =

    "<div style='position: absolute; left: 2200px; background: green; width: 200px; height: 200px;'>" +

    "div</div><div  style='position: absolute; left: 0px; background: red; width: 200px; height: 200px;'>" +

    "<span id='s'>div</span></div>";

  let tab = (gBrowser.selectedTab = BrowserTestUtils.addTab(gBrowser));

  await promiseTabLoadEvent(

    tab,

    "data:text/html;charset=utf-8," + escape(childContent)

);

  await SimpleTest.promiseFocus(gBrowser.selectedBrowser);

  let remote = gBrowser.selectedBrowser.isRemoteBrowser;

  let findBarOpenPromise = BrowserTestUtils.waitForEvent(

    gBrowser,

    "findbaropen"

);

  EventUtils.synthesizeKey("f", { accelKey: true });

  await findBarOpenPromise;

  ok(gFindBarInitialized, "find bar is now initialized");

  // Finds the div in the green box.

  let scrollPromise = remote

    ? BrowserTestUtils.waitForContentEvent(gBrowser.selectedBrowser, "scroll")

    : BrowserTestUtils.waitForEvent(gBrowser, "scroll");

  EventUtils.sendString("div");

  await scrollPromise;

  // Wait for one paint to ensure we've processed the previous key events and scrolling.

  await SpecialPowers.spawn(gBrowser.selectedBrowser, [], async function () {

    return new Promise(resolve => {

      content.requestAnimationFrame(() => {

        content.setTimeout(resolve, 0);

});

});

});

  // Finds the div in the red box.

  scrollPromise = remote

    ? BrowserTestUtils.waitForContentEvent(gBrowser.selectedBrowser, "scroll")

    : BrowserTestUtils.waitForEvent(gBrowser, "scroll");

  EventUtils.synthesizeKey("g", { accelKey: true });

  await scrollPromise;

  await SpecialPowers.spawn(gBrowser.selectedBrowser, [], async function () {

    Assert.ok(

      content.document.getElementById("s").getBoundingClientRect().left >= 0,

      "scroll should include find result"

);

});

  // clear the find bar

  EventUtils.synthesizeKey("a", { accelKey: true });

  EventUtils.synthesizeKey("KEY_Delete");

  gFindBar.close();

  gBrowser.removeCurrentTab();

});