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Diffstat (limited to '')
| -rw-r--r-- | dom/bindings/test/test_bug1457051.html | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/dom/bindings/test/test_bug1457051.html b/dom/bindings/test/test_bug1457051.html new file mode 100644 index 0000000000..2ed1bd16ec --- /dev/null +++ b/dom/bindings/test/test_bug1457051.html @@ -0,0 +1,34 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=1457051 +--> +<head> + <meta charset="utf-8"> + <title>Test for Bug 1457051</title> + <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="chrome://global/skin"/> + <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/> + <script type="application/javascript"> + + /** Test for Bug 1457051 **/ + ok(Element.isInstance(document.documentElement), "Basic isInstance works"); + ok(!Element.isInstance(null), + "Passing null should return false without throwing"); + ok(!Element.isInstance(5), "Passing 5 should return false without throwing"); + var obj = Object.create(Element.prototype); + ok(obj instanceof Element, "instanceof should walk the proto chain"); + ok(!Element.isInstance(obj), "isInstance should be a pure brand check"); + + </script> +</head> +<body> +<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1457051">Mozilla Bug 1457051</a> +<p id="display"></p> +<div id="content" style="display: none"> + +</div> +<pre id="test"> +</pre> +</body> +</html> |