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

const url =
  "https://example.org/browser/browser/base/content/test/sanitize/dummy_page.html";

// We will be removing the ["history"] option once we remove the
// old clear history dialog in Bug 1856418 - Remove all old clear data dialog boxes
let prefs = [["history"], ["historyFormDataAndDownloads"]];

for (let itemsToClear of prefs) {
  add_task(async function purgeHistoryTest() {
    await BrowserTestUtils.withNewTab(
      {
        gBrowser,
        url,
      },
      async function purgeHistoryTestInner(browser) {
        let backButton = browser.ownerDocument.getElementById("Browser:Back");
        let forwardButton =
          browser.ownerDocument.getElementById("Browser:Forward");

        ok(
          !browser.webNavigation.canGoBack,
          "Initial value for webNavigation.canGoBack"
        );
        ok(
          !browser.webNavigation.canGoForward,
          "Initial value for webNavigation.canGoBack"
        );
        ok(backButton.hasAttribute("disabled"), "Back button is disabled");
        ok(
          forwardButton.hasAttribute("disabled"),
          "Forward button is disabled"
        );

        await SpecialPowers.spawn(browser, [], async function () {
          let startHistory = content.history.length;
          content.history.pushState({}, "");
          content.history.pushState({}, "");
          content.history.back();
          await new Promise(function (r) {
            content.onpopstate = r;
          });
          let newHistory = content.history.length;
          Assert.equal(startHistory, 1, "Initial SHistory size");
          Assert.equal(newHistory, 3, "New SHistory size");
        });

        ok(
          browser.webNavigation.canGoBack,
          "New value for webNavigation.canGoBack"
        );
        ok(
          browser.webNavigation.canGoForward,
          "New value for webNavigation.canGoForward"
        );
        ok(!backButton.hasAttribute("disabled"), "Back button was enabled");
        ok(
          !forwardButton.hasAttribute("disabled"),
          "Forward button was enabled"
        );

        await Sanitizer.sanitize(itemsToClear);

        await SpecialPowers.spawn(browser, [], async function () {
          Assert.equal(content.history.length, 1, "SHistory correctly cleared");
        });

        ok(
          !browser.webNavigation.canGoBack,
          "webNavigation.canGoBack correctly cleared"
        );
        ok(
          !browser.webNavigation.canGoForward,
          "webNavigation.canGoForward correctly cleared"
        );
        ok(backButton.hasAttribute("disabled"), "Back button was disabled");
        ok(
          forwardButton.hasAttribute("disabled"),
          "Forward button was disabled"
        );
      }
    );
  });
}
