/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

const { logTest, logTask } = require("./utils/profiling");

module.exports = logTest(
  "process switch test",
  async function (context, commands) {
    context.log.info("Starting a process switch test");
    let urlstr = context.options.browsertime.url;
    let page_cycles = context.options.browsertime.page_cycles;
    let page_cycle_delay = context.options.browsertime.page_cycle_delay;
    let post_startup_delay = context.options.browsertime.post_startup_delay;

    // Get the two urls to use in the test (the second one will be measured)
    let urls = urlstr.split(",");
    if (urls.length != 2) {
      context.log.error(
        `Wrong number of urls given. Expecting: 2, Given: ${urls.length}`
      );
      return false;
    }

    context.log.info(
      "Waiting for %d ms (post_startup_delay)",
      post_startup_delay
    );
    await commands.wait.byTime(post_startup_delay);

    for (let count = 0; count < page_cycles; count++) {
      await logTask(context, "cycle " + count, async function () {
        context.log.info("Navigating to about:blank");
        await commands.navigate("about:blank");

        context.log.info(
          "Cycle %d, waiting for %d ms",
          count,
          page_cycle_delay
        );
        await commands.wait.byTime(page_cycle_delay);
        context.log.info("Cycle %d, starting the measure", count);

        await commands.navigate(urls[0]);
        await commands.wait.byTime(3000);
        await commands.measure.start(urls[1]);
        await commands.wait.byTime(2000);
      });
    }

    context.log.info("Process switch test ended.");
    return true;
  }
);
