tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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script-closable.html (2768B)

      1 <!doctype html>
      2 <title>Test whether a window is script-closable</title>
      3 <link rel="help" href="https://html.spec.whatwg.org/#script-closable"/>
      4 <script src="/resources/testharness.js"></script>
      5 <script src="/resources/testharnessreport.js"></script>
      6 <div id="log"></div>
      7 
      8 <script>
      9 let uid = 0;
     10 
     11 async function withChannel(createWindow) {
     12    const channel_name = `channel_${++uid}`;
     13    const channel = new BroadcastChannel(channel_name);
     14 
     15    const closedPromise = new Promise(resolve => {
     16        channel.addEventListener("message", ({data}) => {
     17            if (data.name === 'load') {
     18                assert_true(true, 'window was loaded');
     19            } else {
     20                assert_not_equals(data.history, 1, "If script-closable, then not due to history length");
     21                resolve(data.closed);
     22            }
     23        });
     24    });
     25 
     26    await createWindow(channel_name);
     27    return closedPromise;
     28 }
     29 
     30 const Actions = {
     31    async form(noopener) {
     32        return withChannel((channel_name) => {
     33            const form = document.createElement("form");
     34            form.action = "self-close.html";
     35            form.target = '_blank';
     36            if (noopener) {
     37                form.rel = "noopener";
     38            }
     39            // ?navs=1
     40            const inp1 = document.createElement("input");
     41            inp1.name = "navs";
     42            inp1.value = "1";
     43            form.appendChild(inp1);
     44            // ?channel=channel_name
     45            const inp2 = document.createElement("input");
     46            inp2.name = "channel";
     47            inp2.value = channel_name;
     48            form.appendChild(inp2);
     49            document.body.appendChild(form);
     50 
     51            form.submit();
     52            form.remove();
     53        });
     54    },
     55    async link(noopener) {
     56        return withChannel((channel_name) => {
     57            const anchor = document.createElement("a");
     58            anchor.href = `self-close.html?navs=1&channel=${channel_name}`;
     59            anchor.target = '_blank';
     60            if (noopener) {
     61                anchor.rel = "noopener";
     62            }
     63            document.body.appendChild(anchor);
     64 
     65            anchor.click();
     66 
     67            anchor.remove();
     68        });
     69    },
     70    async script(noopener) {
     71        return withChannel((channel_name) => {
     72            const url = `self-close.html?navs=1&channel=${channel_name}`;
     73            window.open(url, "_blank", noopener ? 'noopener' : '');
     74        });
     75    }
     76 }
     77 
     78 for (const action of [Actions.form, Actions.link, Actions.script]) {
     79    for (const noopener of [false, true])
     80    promise_test(async () => {
     81        const closed = await action(noopener);
     82        assert_true(closed, "window closed");
     83    }, `Window created by ${action.name} with ${noopener ? 'noopener' : 'opener'} is script-closable`);
     84 }
     85 </script>