gecko-dev/docshell/test/unit/test_bug414201_jfif.js

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/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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* The contents of this file are subject to the Mozilla Public License Version
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* The Initial Developer of the Original Code is
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* Portions created by the Initial Developer are Copyright (C) 2007
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Vladimir Vukicevic <vladimir@pobox.com>
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/*
* Test for bug 414201
*/
function run_test()
{
var ms = Components.classes["@mozilla.org/mime;1"].getService(Components.interfaces.nsIMIMEService);
/* Test a few common image types to make sure that they get the right extension */
var types = {
"image/jpeg": ["jpg", "jpeg"], /* accept either */
"image/gif": ["gif"],
"image/png": ["png"]
};
/* Check whether the primary extension is what we'd expect */
for (var mimetype in types) {
var exts = types[mimetype];
var primary = ms.getFromTypeAndExtension(mimetype, null).primaryExtension.toLowerCase();
do_check_true (exts.indexOf(primary) != -1);
}
}