Tests for EventEmmiterClass

EventEmmiterClassSpec

//////////////////////// EventEmitter tests

console.info(" --- TESTING START \n");

//textObjClass
var SomeObjClass = function() {
  'use strict';

  var _someObjClass = {
    events: {
      someEvent: 'someEvent'
    },

    init: function() {
    }
  };

  _someObjClass.init.call(_someObjClass);

  return _someObjClass;
};

//simpleExtend
var extend = function(targetObj, extendWithObj) {
  'use strict';
  for (var key in extendWithObj) {
    if (extendWithObj.hasOwnProperty(key)) {
      targetObj[key] = extendWithObj[key];
    }
  }

  return targetObj;
};

var someObjClassInstance = extend(new EventEmitterClass(), new SomeObjClass());

var thatContext = {
  testProp: 2
}

var fun1 = function() {
  console.log('fun1');
},
fun2 = function() {
  console.log('fun2');
},
funWithContext = function() {
  console.log('funWithContext');
  console.log(' testProp = ' + this.testProp);
};


someObjClassInstance.addEventListener(someObjClassInstance.events.someEvent, fun1);
someObjClassInstance.addEventListener(someObjClassInstance.events.someEvent, fun2);
someObjClassInstance.addEventListener(someObjClassInstance.events.someEvent, funWithContext, thatContext);

console.log(" --- Triggering event test START");
someObjClassInstance.trigger(someObjClassInstance.events.someEvent);
console.log(" --- Triggering event test END\n");

console.log(" --- Triggering event after one listener removed test START");
someObjClassInstance.removeEventListener(fun1);

someObjClassInstance.trigger(someObjClassInstance.events.someEvent);
console.log(" --- Triggering event after one listener removed test END\n");

console.log(" --- Triggering event after all listeners removed test START");
someObjClassInstance.removeEventListener(someObjClassInstance.events.someEvent, true);
someObjClassInstance.trigger(someObjClassInstance.events.someEvent);
console.info(" here should nothing, but THIS message");
console.log(" --- Triggering event after all listeners removed test END\n");

console.log(" --- Triggering event after one listener removed by event test START");
someObjClassInstance.addEventListener(someObjClassInstance.events.someEvent, fun1);

someObjClassInstance.trigger(someObjClassInstance.events.someEvent);
someObjClassInstance.removeEventListener(someObjClassInstance.events.someEvent, fun1);
someObjClassInstance.trigger(someObjClassInstance.events.someEvent);
console.log(" --- Triggering event after one listener removed by event test END\n");

console.log(" --- Passing nothing to  removeEventListener START");
someObjClassInstance.removeEventListener();
console.log(" --- Passing nothing to  removeEventListener END\n");

console.log(" --- Passing invalid argument to removeEventListener START");
try {
  someObjClassInstance.removeEventListener({});
} catch(e) {
  console.error(e);
}
console.log(" --- Passing nothing to  removeEventListener END\n");

console.log(" --- Passing no-binded to event callback to removeEventListener START");
try {
  someObjClassInstance.removeEventListener(fun1);
} catch(e) {
 console.error(e);
}
console.log(" --- Passing no-binded to event callback to removeEventListener END\n");

console.log(" --- Passing just event name to removeEventListener START");
try {
  someObjClassInstance.removeEventListener(someObjClassInstance.events.someEvent);
} catch(e) {
  console.error(e);
}
console.log(" --- Passing just event name to removeEventListener  END\n");

console.log(" --- Passing event name with no-binded to event callback to removeEventListener START");
someObjClassInstance.removeEventListener(someObjClassInstance.events.someEvent, fun1);
console.log(" --- Passing event name with no-binded to event callback to removeEventListener END\n");

console.log(" --- Passing just event name to addEventListener START");
try {
  someObjClassInstance.addEventListener(someObjClassInstance.events.someEvent);
} catch(e) {
  console.error(e);
}
console.log(" --- Passing just event name to addEventListener END\n");

console.log(" --- Passing just callback to addEventListener START");
try {
  someObjClassInstance.addEventListener(fun1);
} catch(e) {
  console.error(e);
}
console.log(" --- Passing just callback to addEventListener END\n");

console.info(" --- TESTING FINISH \n");