withAsserts helper for including QUnit asserts

with-asserts.js

window.withAsserts = function() {
    var asserts = [];
    var args = Array.prototype.slice.call(arguments);
    for (var i = 0, len = args.length; i < len; ++i) {
        var split = args[i].split(' ');
        asserts = asserts.concat(split);
    }
    for (i = 0, len = asserts.length; i < len; ++i) {
        var key = asserts[i];
        if (QUnit.assert[key]) {
            if (window[key]) {
                console.warn(
                    'An included assert has overriden an existing object:',
                    window[key]
                );
            }
            window[key] = QUnit.assert[key];
        }
    }
}

window.withAsserts(
    'no',
    'equalIgnoringWhitespace',
    'equalAfterTrimming'
);