Commit 6f772d47 authored by Boris Zbarsky's avatar Boris Zbarsky
Browse files

Add a test for bug 785941. r=ms2ger

parent ccbf76c6

testing/web-platform/meta/MANIFEST.json

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@@ -34867,6 +34867,12 @@ 
        ]

      },

      "testharness": {

        "dom/collections/HTMLCollection-as-proto-length-get-throws.html": [

          {

            "path": "dom/collections/HTMLCollection-as-proto-length-get-throws.html",

            "url": "/dom/collections/HTMLCollection-as-proto-length-get-throws.html"

          }

        ],

        "js/builtins/Promise-incumbent-global.sub.html": [

          {

            "path": "js/builtins/Promise-incumbent-global.sub.html",

testing/web-platform/tests/dom/collections/HTMLCollection-as-proto-length-get-throws.html

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<!doctype html>

<meta charset=utf-8>

<title>Make sure browsers throw when getting .length on some random object whose proto is an HTMLCollection</title>

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

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

<script>

test(function() {

  var obj = Object.create(document.getElementsByTagName("script"));

  assert_throws(new TypeError(), function() {

    obj.length;

  });

}, "HTMLcollection as a prototype should not allow getting .length on the base object")

</script>