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https://github.com/web-platform-tests/wpt
26 December 2018, 22:31:15 UTC
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Tip revision: ab5780956dda798c97707e05fd2e58df7963b6d0 authored by Harald Alvestrand on 05 October 2018, 09:29:42 UTC
Revert "Implement DTMF [[ToneBuffer]] in the blink layer"
Tip revision: ab57809
TrustedTypePolicyFactory-isXXX.tentative.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 *">
<body>
<script>
  // Policy settings for all tests
  const noopPolicy = {
    'createHTML': (s) => s,
    'createScriptURL': (s) => s,
    'createURL': (s) => s,
    'createScript': (s) => s,
  };

  // isHTML tests
  test(t => {
    const p = TrustedTypes.createPolicy('html', noopPolicy);
    let html = p.createHTML(INPUTS.HTML);

    assert_true(TrustedTypes.isHTML(html));
    let html2 = Object.create(html);

    // instanceof can pass, but we rely on isHTML
    assert_true(html2 instanceof TrustedHTML);
    assert_false(TrustedTypes.isHTML(html2));

    let html3 = Object.assign({}, html, {toString: () => 'fake'});

    assert_false(TrustedTypes.isHTML(html3));
  }, 'TrustedTypePolicyFactory.isHTML requires the object to be created via policy.');

  // isScript tests
  test(t => {
    const p = TrustedTypes.createPolicy('script', noopPolicy);
    let script = p.createScript(INPUTS.SCRIPT);

    assert_true(TrustedTypes.isScript(script));
    let script2 = Object.create(script);

    // instanceof can pass, but we rely on isScript
    assert_true(script2 instanceof TrustedScript);
    assert_false(TrustedTypes.isScript(script2));

    let script3 = Object.assign({}, script, {toString: () => 'fake'});

    assert_false(TrustedTypes.isScript(script3));
  }, 'TrustedTypePolicyFactory.isScript requires the object to be created via policy.');

  // isScriptURL tests
  test(t => {
    const p = TrustedTypes.createPolicy('script_url', noopPolicy);
    let script = p.createScriptURL(INPUTS.SCRIPTURL);

    assert_true(TrustedTypes.isScriptURL(script));
    let script2 = Object.create(script);

    // instanceof can pass, but we rely on isScript
    assert_true(script2 instanceof TrustedScriptURL);
    assert_false(TrustedTypes.isScriptURL(script2));

    let script3 = Object.assign({}, script, {toString: () => 'fake'});

    assert_false(TrustedTypes.isScriptURL(script3));
  }, 'TrustedTypePolicyFactory.isScriptURL requires the object to be created via policy.');

  // isURL tests
  test(t => {
    const p = TrustedTypes.createPolicy('url', noopPolicy);
    let url = p.createURL(INPUTS.URL);

    assert_true(TrustedTypes.isURL(url));
    let url2 = Object.create(url);

    // instanceof can pass, but we rely on isScript
    assert_true(url2 instanceof TrustedURL);
    assert_false(TrustedTypes.isURL(url2));

    let url3 = Object.assign({}, url, {toString: () => 'fake'});

    assert_false(TrustedTypes.isURL(url3));
  }, 'TrustedTypePolicyFactory.isURL requires the object to be created via policy.');

  // Redefinition tests
  // TODO(vogelheim): Implement TrustedTypes (& policy objects) as 'frozen'.
/*  test(t => {
    assert_throws(new TypeError(), _ => {
      TrustedTypes.isHTML = () => true;
    });

    assert_false(TrustedTypes.isHTML({}));
  }, 'TrustedTypePolicyFactory.IsHTML cannot be redefined.');

  test(t => {
    assert_throws(new TypeError(), _ => {
      TrustedTypes.isScript = () => true;
    });

    assert_false(TrustedTypes.isScript({}));
  }, 'TrustedTypePolicyFactory.isScript cannot be redefined.');

  test(t => {
    assert_throws(new TypeError(), _ => {
      TrustedTypes.isScriptURL = () => true;
    });

    assert_false(TrustedTypes.isScriptURL({}));
  }, 'TrustedTypePolicyFactory.isScriptURL cannot be redefined.');

  test(t => {
    assert_throws(new TypeError(), _ => {
      TrustedTypes.isURL = () => true;
    });

    assert_false(TrustedTypes.isURL({}));
  }, 'TrustedTypePolicyFactory.isURL cannot be redefined.');*/
</script>
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