testing/xpcshell/example/unit/test_check_nsIException.js

changeset 2
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1 /* Any copyright is dedicated to the Public Domain.
2 * http://creativecommons.org/publicdomain/zero/1.0/ */
3
4 function run_test() {
5 let env = Components.classes["@mozilla.org/process/environment;1"]
6 .getService(Components.interfaces.nsIEnvironment);
7 do_check_throws_nsIException(function () {
8 env.QueryInterface(Components.interfaces.nsIFile);
9 }, "NS_NOINTERFACE");
10 }
11

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