chromium/src/third_party/blink/web_tests/external/wpt/html/semantics/links/following-hyperlinks/activation-behavior.window.js

["a",
 "area"].forEach(type => {

  const followed = type === "a" ? true : false;
  async_test(t => {
    const target = document.createElement("iframe"),
          link = document.createElement(type);
    t.add_cleanup(() => target.remove());
    target.name = "certifiedrandom" + type;
    link.target = "certifiedrandom" + type;
    link.href = "/";
    document.body.appendChild(target);
    target.onload = t.step_func(() => {
      if(target.contentWindow.location.href === "about:blank")
        return;
      if(followed) {
        assert_equals(target.contentWindow.location.pathname, "/");
        t.done();
      } else {
        assert_unreached();
      }
    });
    link.click();
    t.step_timeout(() => {
      if(followed) {
        assert_unreached();
      } else {
        t.done();
      }
    }, 500);
  }, "<" + type + "> that is not connected should " + (followed ? "" : "not ") + "be followed");

  async_test(t => {
    const target = document.createElement("iframe"),
          doc = document.implementation.createDocument("", ""),
          link = doc.createElementNS("http://www.w3.org/1999/xhtml", type);
    t.add_cleanup(() => target.remove());
    target.name = "certifiedrandom2" + type;
    link.target = "certifiedrandom2" + type;
    link.href = "/";
    document.body.appendChild(target);
    target.onload = t.step_func(() => {
      if(target.contentWindow.location.href === "about:blank")
        return;
      assert_unreached();
    });
    link.click();
    t.step_timeout(() => t.done(), 500);
  }, "<" + type + "> that is from an inactive document should not be followed");
});