<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Security-Policy" content="worker-src blob:; script-src 'unsafe-inline'">
<script>
if (window.testRunner) {
    testRunner.dumpAsText();
    testRunner.waitUntilDone();
}
</script>
</head>
<body>
<p>This tests that the Content Security Policy (CSP) of the owner document (this page) blocks a blob-URL Web Worker from using <code>eval()</code> because the parent's CSP does not list <code>unsafe-eval</code> in script-src.</p>
<pre id="result"></pre>
<script>
window.onmessage = function (event)
{
    document.getElementById("result").textContent = event.data;
    if (window.testRunner)
        testRunner.notifyDone();
}

var script = [
    'var exception;',
    'try {',
    '    eval("1 + 0");',
    '} catch (e) {',
    '    exception = e;',
    '}',
    'if (!exception)',
    '    self.postMessage("FAIL should throw EvalError. But did not throw an exception.");',
    'else {',
    '    if (exception instanceof EvalError)',
    '        self.postMessage("PASS threw exception " + exception + ".");',
    '    else',
    '        self.postMessage("FAIL should throw EvalError. Threw exception " + exception + ".");',
    '}',
].join("\n");

var worker;
try {
    worker = new Worker(window.URL.createObjectURL(new Blob([script])));
    worker.onmessage = function (event) { window.postMessage(event.data, "*") };
} catch (exception) {
    window.postMessage("FAIL should not have thrown an exception when creating worker. Threw exception " + exception + ".", "*");
}
</script>
</body>
</html>
