<!DOCTYPE html>
<html>
<head>
<script src="../../resources/js-test-pre.js"></script>
</head>
<body>
<script>
description("Makes sure prototype.constructor is writable");

shouldBe('document.body.constructor', 'HTMLBodyElement.prototype.constructor');
shouldBe('document.body.__proto__.constructor', 'HTMLBodyElement.prototype.constructor');

shouldNotThrow('document.body.__proto__.constructor = "testPrototype"');
shouldBeEqualToString("document.body.__proto__.constructor", "testPrototype");
shouldBeEqualToString("document.body.constructor", "testPrototype");

shouldNotThrow('document.body.constructor = "testInstance"');
shouldBeEqualToString("document.body.constructor", "testInstance");
shouldBeEqualToString("document.body.__proto__.constructor", "testPrototype");
</script>
</body>
<script src="../../resources/js-test-post.js"></script>
</html>