GlobalEventHandlers-onclick.html

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This WPT test may be referenced by the following Test IDs:
- /trusted-types/GlobalEventHandlers-onclick.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="support/helper.sub.js"></script>

<meta http-equiv="Content-Security-Policy" content="require-trusted-types-for 'script'">

<body>

<div id="container"></div>

<script>

var container = document.querySelector('#container');

const policy = createScript_policy(window, 'onclick');

const policy_html = createHTML_policy(window, 'onclick-html');

// Trusted Type assignments do not throw.

async_test(t => {

  window.onclickDone1 = t.step_func_done();

  let script = policy.createScript("window.onclickDone1();");

  let el = document.createElement('a');

  el.setAttribute('onclick', script);

  container.appendChild(el);

  el.click();

}, "a.setAttribute('onclick') sets a trusted script.");

// Unsuitable TrustedType assignments do throw.

test(t => {

  window.onclickFail1 = t.unreached_func();

  let script = policy_html.createHTML("window.onclickFail1();");

  let el = document.createElement('a');

  assert_throws_js(TypeError, () => {

    el.setAttribute('onclick', script);

    container.appendChild(el);

    el.click();

});

}, "a.setAttribute('onclick') sets an unsuitable trusted type.");

// So do plain test assignments.

test(t => {

  window.onclickFail2 = t.unreached_func();

  let el = document.createElement('a');

  assert_throws_js(TypeError, () => {

    el.setAttribute("onclick", "window.onclickFail2();");

    container.appendChild(el);

    el.click();

});

}, "a.setAttribute('click') sets a test string.");

</script>