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var async = require('../lib');
var expect = require('chai').expect;
var assert = require('assert');
describe('sortBy', function(){
it('sortBy', function(done) {
async.sortBy([{a:1},{a:15},{a:6}], function(x, callback){
setTimeout(function(){callback(null, x.a);}, 0);
}, function(err, result){
assert(err === null, err + " passed instead of 'null'");
expect(result).to.eql([{a:1},{a:6},{a:15}]);
done();
});
});
it('sortBy inverted', function(done) {
async.sortBy([{a:1},{a:15},{a:6}], function(x, callback){
setTimeout(function(){callback(null, x.a*-1);}, 0);
}, function(err, result){
expect(result).to.eql([{a:15},{a:6},{a:1}]);
done();
});
});
it('sortBy error', function(done) {
var error = new Error('asdas');
async.sortBy([{a:1},{a:15},{a:6}], function(x, callback){
async.setImmediate(function(){
callback(error);
});
}, function(err){
expect(err).to.equal(error);
done();
});
});
});
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