(function() { var func = function(){}; var date = new Date(); var str = "a string"; var numbers = []; for (var i=0; i<1000; i++) numbers.push(i); var objects = _.map(numbers, function(n){ return {num : n}; }); var randomized = _.sortBy(numbers, function(){ return Math.random(); }); JSLitmus.test('_.isNumber', function() { return _.isNumber(1000) }); JSLitmus.test('_.newIsNumber', function() { return _.newIsNumber(1000) }); JSLitmus.test('_.isNumber(NaN)', function() { return _.isNumber(NaN) }); JSLitmus.test('_.newIsNumber(NaN)', function() { return _.newIsNumber(NaN) }); })();