Фильтрация обьекта по определённому параметру - JavaScript - Ответ 2939839

console.log("==Ship Test==");
    var ship = new AIS.Ship(211509880, 50.733173, 7.1108766, 173.4);
    test("Ship does not have correct mmsi", ship.mmsi === 211509880);
    test("Ship does not have correct latitude", ship.latitude === 50.733173);
    test("Ship does not have correct logitude", ship.longitude === 7.1108766);
    test("Ship does not have correct courseOverGround", ship.courseOverGround === 173.4);
     
    console.log("==ShipList Test==");
    test("ShipList missing a 'list' property", typeof(new AIS.ShipList().list) === 'object');
     
    var shipListCreator = function(){
        var shiplist = new AIS.ShipList();
        shiplist.list.push(new AIS.Ship(211509880, 50.733173, 7.1108766, 0));
        shiplist.list.push(new AIS.Ship(211509880, 40.733173, 7.1108766, 173.4));
        shiplist.list.push(new AIS.Ship(211509880, 30.733173, 7.1108766, 200.4));
        return shiplist;
    };
     
    var courseOverGroundFilter = function(ship){ return ship.courseOverGround > 180;};
    var mmsiFilter = function(ship){ return ship.mmsi === 211509881;};
    var latitudeFilter = function(ship){ return ship.latitude > 40;};
     
    var shipList = shipListCreator();
    shipList.filter(courseOverGroundFilter);
    test("Shiplist not correctly filtered on courseOverGround", shipList.list.length === 1);
     
    shipList = shipListCreator();
    shipList.filter(mmsiFilter);
    test("Shiplist not correctly filtered on mmsi", shipList.list.length === 0);
     
    shipList = shipListCreator();
    shipList.filter(latitudeFilter);
    test("Shiplist not correctly filtered on latitude", shipList.list.length === 2);

var newlist = [];
        var laenge = this.list.length;
        for(var k=0; k< laenge;k++ )
        {
            if( this.list[k]...   < filterFunction )
                        {
                 
            }
        }