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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
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tree10027f336435511475e392454359edea8e25895d /testing/web-platform/tests/js/behaviours
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
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-rw-r--r--testing/web-platform/tests/js/behaviours/SetPrototypeOf-window.html33
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diff --git a/testing/web-platform/tests/js/behaviours/SetPrototypeOf-window.html b/testing/web-platform/tests/js/behaviours/SetPrototypeOf-window.html
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+++ b/testing/web-platform/tests/js/behaviours/SetPrototypeOf-window.html
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+<!DOCTYPE html>
+<meta charset=utf-8>
+<title>Test for [[SetPrototypeOf]] with Windows</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<div id="log"></div>
+<script>
+test(function() {
+ assert_throws(new TypeError, function() {
+ Object.setPrototypeOf(window, window);
+ }, "Setting the prototype should throw");
+}, "Setting the prototype of a window to itself via setPrototypeOf");
+
+test(function() {
+ assert_throws(new TypeError, function() {
+ window.__proto__ = window;
+ }, "Setting the prototype should throw");
+}, "Setting the prototype of a window to itself via __proto__");
+
+test(function() {
+ assert_throws(new TypeError, function() {
+ Object.setPrototypeOf(window, Object.create(window));
+ }, "Setting the prototype should throw");
+}, "Setting the prototype of a window to something that has the window on " +
+ "its proto chain via setPrototypeOf");
+
+test(function() {
+ assert_throws(new TypeError, function() {
+ window.__proto__ = Object.create(window);
+ }, "Setting the prototype should throw");
+}, "Setting the prototype of a window to something that has the window on " +
+ "its proto chain via __proto__");
+</script>