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

ignoreAllUncaughtExceptions();

add_task(async function() {
  // See browser_contentSearchUI.js for comprehensive content search UI tests.
  info("Search suggestion smoke test");

  await BrowserTestUtils.withNewTab(
    { gBrowser, url: "about:home" },
    async function(browser) {
      // Add a test engine that provides suggestions and switch to it.
      let currEngine = await Services.search.getDefault();

      let engine;
      await promiseContentSearchChange(browser, async () => {
        engine = await promiseNewEngine("searchSuggestionEngine.xml");
        await Services.search.setDefault(engine);
        return engine.name;
      });

      await SpecialPowers.spawn(browser, [], async function() {
        // Type an X in the search input.
        let input = content.document.querySelector([
          "#searchText",
          "#newtab-search-text",
        ]);
        input.focus();
      });

      await BrowserTestUtils.synthesizeKey("x", {}, browser);

      await SpecialPowers.spawn(browser, [], async function() {
        // Wait for the search suggestions to become visible.
        let table = content.document.getElementById("searchSuggestionTable");
        let input = content.document.querySelector([
          "#searchText",
          "#newtab-search-text",
        ]);

        await new Promise(resolve => {
          let observer = new content.MutationObserver(() => {
            if (input.getAttribute("aria-expanded") == "true") {
              observer.disconnect();
              ok(!table.hidden, "Search suggestion table unhidden");
              resolve();
            }
          });
          observer.observe(input, {
            attributes: true,
            attributeFilter: ["aria-expanded"],
          });
        });
      });

      // Empty the search input, causing the suggestions to be hidden.
      await BrowserTestUtils.synthesizeKey("a", { accelKey: true }, browser);
      await BrowserTestUtils.synthesizeKey("VK_DELETE", {}, browser);

      await SpecialPowers.spawn(browser, [], async function() {
        let table = content.document.getElementById("searchSuggestionTable");
        await ContentTaskUtils.waitForCondition(
          () => table.hidden,
          "Search suggestion table hidden"
        );
      });

      await Services.search.setDefault(currEngine);
      try {
        await Services.search.removeEngine(engine);
      } catch (ex) {}
    }
  );
});