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| 1 <!doctype html> | |
| 2 <meta charset="utf-8"> | |
| 3 <title>Interface objects</title> | |
| 4 <script src="../../../../resources/testharness.js"></script> | |
| 5 <script src="../../../../resources/testharnessreport.js"></script> | |
| 6 <script> | |
| 7 test(function () { | |
| 8 assert_equals(typeof window.Blob, "function") | |
| 9 delete window.Blob; | |
| 10 assert_equals(window.Blob, undefined); | |
| 11 }, "An interface object deleted after it has been accessed is undefined"); | |
| 12 | |
| 13 test(function () { | |
| 14 delete window.File; | |
| 15 assert_equals(window.File, undefined); | |
| 16 }, "An interface object deleted before it has been defined is undefined"); | |
| 17 | |
| 18 test(function () { | |
| 19 delete window.ImageData; | |
| 20 assert_equals(Object.getOwnPropertyDescriptor(window, "ImageData"), undefine
d); | |
| 21 delete window.ImageData; | |
| 22 assert_equals(Object.getOwnPropertyDescriptor(window, "ImageData"), undefine
d); | |
| 23 }, "Interface objects deleted multiple times stay deleted"); | |
| 24 | |
| 25 test(function () { | |
| 26 assert_equals(window["abc\udc88"], undefined); | |
| 27 }, "Fancy property names don't break the resolve hook on Window"); | |
| 28 </script> | |
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