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1 <!DOCTYPE HTML> |
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2 <html> |
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3 <!-- |
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4 https://bugzilla.mozilla.org/show_bug.cgi?id=693615 |
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5 --> |
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6 <head> |
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7 <title>Test for Bug 693615</title> |
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8 <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> |
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9 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> |
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10 </head> |
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11 <body> |
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12 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=693615">Mozilla Bug 693615</a> |
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13 <p id="display"></p> |
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14 <div id="content" style="display: none"> |
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15 </div> |
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16 <pre id="test"> |
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17 <script type="application/javascript"> |
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18 |
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19 /** Test for Bug 693615 **/ |
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20 /* |
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21 The following code tests if calling the DOM method Node::lookupNamespaceURI |
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22 directly (with quickstubs) and through XPCOM leads to the same result. |
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23 */ |
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24 |
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25 var content = document.getElementById("content"); |
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26 |
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27 // called directly (quickstubs) |
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28 var defaultNS = content.lookupNamespaceURI(null); |
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29 is(defaultNS, null, "direct access working"); |
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30 |
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31 // called via XPCOM |
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32 // deleting the method from the prototype forces the engine to go through XPCOM |
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33 var proto = Object.getPrototypeOf(content); |
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34 delete(proto.lookupNamespaceURI); |
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35 var wrapperNS = content.lookupNamespaceURI(null); |
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36 is(wrapperNS, null, "access through XPCOM working"); |
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37 |
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38 </script> |
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39 </pre> |
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40 </body> |
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41 </html> |