TrustedTypePolicyFactory-createPolicy-cspTests.html

<!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="trusted-types SomeName JustOneMoreName">
<body>
<script>
  // Allowed name test
  test(t => {
    let policy = window.trustedTypes.createPolicy('SomeName', { createHTML: s => s } );
    assert_equals(policy.name, 'SomeName');
  }, "Allowed-name policy creation works.");

  // Another allowed name test
  test(t => {
    let policy = window.trustedTypes.createPolicy('JustOneMoreName', { createHTML: s => s } );
    assert_equals(policy.name, 'JustOneMoreName');
  }, "Another allowed-name policy creation works.");

  // Non-allowed names test
  test(t => {
    assert_throws_js(TypeError, _ => {
     window.trustedTypes.createPolicy('SomeOtherName', { createHTML: s => s } );
    });
  }, "Non-allowed name policy creation throws.");
</script>

chromium/third_party/blink/web_tests/external/wpt/trusted-types/TrustedTypePolicyFactory-createPolicy-cspTests.html