tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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srcdoc_change_hash.html (2166B)

      1 <title>same-document navigation inside an srcdoc iframe using location.hash</title>
      2 <script src="/resources/testharness.js"></script>
      3 <script src="/resources/testharnessreport.js"></script>
      4 <script src="/resources/testdriver.js"></script>
      5 <script src="/resources/testdriver-vendor.js"></script>
      6 <script>
      7  promise_test(async () => {
      8    // Wait until 'document' is available.
      9    await new Promise(resolve => window.addEventListener('load', resolve));
     10 
     11    // Create an iframe, wait until is is loaded.
     12    let iframe = document.createElement('iframe');
     13    await new Promise(resolve => {
     14      iframe.srcdoc = "srcdoc document";
     15      iframe.onload = resolve;
     16      document.body.appendChild(iframe);
     17    });
     18 
     19    assert_equals(iframe.contentDocument.body.innerText, "srcdoc document");
     20    assert_equals(iframe.contentWindow.location.href, "about:srcdoc");
     21 
     22    function iframeHashChanged() {
     23      return new Promise(resolve => {
     24        iframe.contentWindow.onhashchange = resolve;
     25      })
     26    }
     27 
     28    // 1) hash = "1".
     29    {
     30      let hash_changed = iframeHashChanged();
     31      await test_driver.bless("hash = '1'", () => {
     32        iframe.contentWindow.location.hash = "1";
     33      });
     34      await hash_changed;
     35      assert_equals(iframe.contentWindow.location.href, "about:srcdoc#1");
     36    }
     37 
     38    // 2) hash = "2".
     39    {
     40      let hash_changed = iframeHashChanged();
     41      await test_driver.bless("hash = '2'", () => {
     42        iframe.contentWindow.location.hash = "2";
     43      });
     44      await hash_changed;
     45      assert_equals(iframe.contentWindow.location.href, "about:srcdoc#2");
     46    }
     47 
     48    // 3) history.back().
     49    {
     50      let hash_changed = iframeHashChanged();
     51      await test_driver.bless("history.back()", () => {
     52        history.back();
     53      });
     54      await hash_changed;
     55      assert_equals(iframe.contentWindow.location.href, "about:srcdoc#1");
     56    }
     57 
     58    // 4) history.forward().
     59    {
     60      let hash_changed = iframeHashChanged();
     61      await test_driver.bless("history.forward()", () => {
     62        history.forward();
     63      });
     64      await hash_changed;
     65      assert_equals(iframe.contentWindow.location.href, "about:srcdoc#2");
     66    }
     67  });
     68 </script>