/* Any copyright is dedicated to the Public Domain.
 * https://creativecommons.org/publicdomain/zero/1.0/ */

// Tests that the registrable domain is always visible in the URL bar.

/**
 * Tests that the registrable domain in a URL is visible within the URL bar bounds.
 * The registrable domain should be wrapped in "<" and ">" chars to indicate which
 * part should be tested for visibility.
 *
 * @param {string} urlRegistrableDomainSpanString The URL to test with the registrable
 *        domain wrapped in "<" and ">" characters.
 */
async function testVal(urlRegistrableDomainSpanString) {
  const url = urlRegistrableDomainSpanString.replace(/[<>]/g, "");
  const registrableDomain =
    urlRegistrableDomainSpanString.match(/<([^>]*)>/)?.[1] ?? null;

  info("Setting the value property directly");
  gURLBar.value = url;
  gBrowser.selectedBrowser.focus();
  await new Promise(resolve => window.requestAnimationFrame(resolve));

  const textNode = gURLBar.editor.rootElement.firstChild;

  const registrableDomainIndex =
    textNode.textContent.indexOf(registrableDomain);

  Assert.notStrictEqual(
    registrableDomainIndex,
    -1,
    `Registrable domain "${registrableDomain}" not found in "${textNode.textContent}"`
  );

  const registrableDomainRange = document.createRange();
  registrableDomainRange.setStart(textNode, registrableDomainIndex);
  registrableDomainRange.setEnd(
    textNode,
    registrableDomainIndex + registrableDomain.length
  );
  await new Promise(resolve => window.requestAnimationFrame(resolve));

  const registrableDomainRect = registrableDomainRange.getBoundingClientRect();
  const urlbarRect = gURLBar.inputField.getBoundingClientRect();

  // Allow 1px tolerance for subpixel rendering / device pixel rounding.
  const tolerance = 1;
  Assert.ok(
    registrableDomainRect.left >= urlbarRect.left - tolerance &&
      registrableDomainRect.right <= urlbarRect.right + tolerance,
    `Registrable domain "${registrableDomain}" should be fully visible in URL bar. ` +
      `Registrable domain bounds: [${registrableDomainRect.left.toFixed(1)}, ${registrableDomainRect.right.toFixed(1)}], ` +
      `URLBar bounds: [${urlbarRect.left.toFixed(1)}, ${urlbarRect.right.toFixed(1)}]`
  );
}

add_task(async function () {
  await testVal(`https://${"sub".repeat(100)}.<mozilla.org>/`);
  await testVal(`https://<mozilla.org>/${"path".repeat(100)}`);
  await testVal(
    `https://${"sub".repeat(100)}.<mozilla.org>/${"path".repeat(100)}`
  );
  await testVal(`https://<اختبار.اختبار>/${"path".repeat(100)}`);
});