mikewest/layout-test.js

## layout-test.js
<!DOCTYPE html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
  // IDL stuff.
  test(t => {
    var i = document.createElement('iframe');
    assert_equals("string", i.csp);
  }, "<iframe> has a 'csp' attibute which is a string.");

  test(t => {
    var i = document.createElement('iframe');
    i.setAttribute('csp', 'value');
    assert_equals('value', i.csp);
  }, "<iframe> has a 'csp' attibute.");

  test(t => {
    var i = document.createElement('iframe');
    i.csp = 'value';
    assert_equals('value', i.getAttribute('csp'));
  }, "<iframe> has a 'csp' attibute.");
</script>

<script>
  // Loading stuff.
  async_test(t => {
    var i = document.createElement('iframe');
    i.csp = 'value';
    i.src = 'resources/post-header.php';

    window.addEventListener('message', t.step_func(e => {
      if (e.source != i.contentWindow)
          return;

      assert_equals('value', e.data['embedding-csp']);
      t.done();
    }));

    document.body.appendChild('i');
  }, "<iframe csp> sends a request header");
</script>


// Some other file:
<?php
    $headers = //php goes here;
?>

<script>
  var headers = // something something $headers;
  window.top.postMessage(headers, '*');
</script>
	<!DOCTYPE html>
	<script src="/resources/testharness.js"></script>
	<script src="/resources/testharnessreport.js"></script>
	<script>
	// IDL stuff.
	test(t => {
	var i = document.createElement('iframe');
	assert_equals("string", i.csp);
	}, "<iframe> has a 'csp' attibute which is a string.");

	test(t => {
	var i = document.createElement('iframe');
	i.setAttribute('csp', 'value');
	assert_equals('value', i.csp);
	}, "<iframe> has a 'csp' attibute.");

	test(t => {
	var i = document.createElement('iframe');
	i.csp = 'value';
	assert_equals('value', i.getAttribute('csp'));
	}, "<iframe> has a 'csp' attibute.");
	</script>

	<script>
	// Loading stuff.
	async_test(t => {
	var i = document.createElement('iframe');
	i.csp = 'value';
	i.src = 'resources/post-header.php';

	window.addEventListener('message', t.step_func(e => {
	if (e.source != i.contentWindow)
	return;

	assert_equals('value', e.data['embedding-csp']);
	t.done();
	}));

	document.body.appendChild('i');
	}, "<iframe csp> sends a request header");
	</script>



	// Some other file:
	<?php
	$headers = //php goes here;
	?>

	<script>
	var headers = // something something $headers;
	window.top.postMessage(headers, '*');
	</script>