test_lenientThis.html

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<!doctype html>

<meta charset=utf-8>

<title>[LenientThis]</title>

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

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

<div id=log></div>

<script>

/* global test, assert_equals */

function noop1() { }

function noop2() { }

test(function() {

  var desc = Object.getOwnPropertyDescriptor(Document.prototype, "onreadystatechange");

  document.onreadystatechange = noop1;

  assert_equals(document.onreadystatechange, noop1, "document.onreadystatechange == noop1");

  assert_equals(desc.get.call({ }), undefined, "document.onreadystatechange getter.call({}) == undefined");

}, "invoking Document.onreadystatechange's getter with an invalid this object returns undefined");

test(function() {

  var desc = Object.getOwnPropertyDescriptor(Document.prototype, "onreadystatechange");

  document.onreadystatechange = noop1;

  assert_equals(document.onreadystatechange, noop1, "document.onreadystatechange == noop1");

  assert_equals(desc.set.call({ }, noop2), undefined, "document.onreadystatechange setter.call({}) == undefined");

  assert_equals(document.onreadystatechange, noop1, "document.onreadystatechange == noop1 (still)");

}, "invoking Document.onreadystatechange's setter with an invalid this object does nothing and returns undefined");

</script>