tenfourfox/testing/xpcshell/example/unit/test_check_nsIException.js

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2017-04-19 07:56:45 +00:00
/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
function run_test() {
let env = Components.classes["@mozilla.org/process/environment;1"]
.getService(Components.interfaces.nsIEnvironment);
do_check_throws_nsIException(function () {
env.QueryInterface(Components.interfaces.nsIFile);
}, "NS_NOINTERFACE");
}