goog.provide('ol.test.MapBrowserEventHandler');

describe('ol.MapBrowserEventHandler', function() {
  describe('#emulateClick_', function() {
    var clock;
    var handler;
    var singleclickSpy;
    var dblclickSpy;

    beforeEach(function() {
      clock = sinon.useFakeTimers();
      handler = new ol.MapBrowserEventHandler(new ol.Map({}));

      singleclickSpy = sinon.spy();
      goog.events.listen(handler, 'singleclick', singleclickSpy);

      dblclickSpy = sinon.spy();
      goog.events.listen(handler, 'dblclick', dblclickSpy);
    });

    afterEach(function() {
      clock.restore();
    });

    it('emulates click', function() {
      handler.emulateClick_();
      expect(singleclickSpy.called).to.not.be.ok();
      expect(dblclickSpy.called).to.not.be.ok();

      clock.tick(250);
      expect(singleclickSpy.calledOnce).to.be.ok();
      expect(dblclickSpy.called).to.not.be.ok();

      handler.emulateClick_();
      expect(singleclickSpy.calledOnce).to.be.ok();
      expect(dblclickSpy.called).to.not.be.ok();
    });

    it('emulates dblclick', function() {
      handler.emulateClick_();
      expect(singleclickSpy.called).to.not.be.ok();
      expect(dblclickSpy.called).to.not.be.ok();

      handler.emulateClick_();
      expect(singleclickSpy.called).to.not.be.ok();
      expect(dblclickSpy.calledOnce).to.be.ok();

      clock.tick(250);
      expect(singleclickSpy.called).to.not.be.ok();
      expect(dblclickSpy.calledOnce).to.be.ok();
    });

  });

  describe('#getDown()', function() {

    var handler;
    beforeEach(function() {
      handler = new ol.MapBrowserEventHandler(new ol.Map({}));
    });

    it('returns null if no "down" type event has been handled', function() {
      expect(handler.getDown()).to.be(null);
    });

    it('returns an event after handleMouseDown_ has been called', function() {
      var event = new goog.events.BrowserEvent({});
      handler.handleMouseDown_(event);
      expect(handler.getDown()).to.be(event);
    });

    it('returns an event after handlePointerDown_ has been called', function() {
      var event = new goog.events.BrowserEvent({});
      handler.handlePointerDown_(event);
      expect(handler.getDown()).to.be(event);
    });

    it('returns an event after handleTouchStart_ has been called', function() {
      var event = new goog.events.BrowserEvent({});
      handler.handleTouchStart_(event);
      expect(handler.getDown()).to.be(event);
    });

  });
});

goog.require('goog.events');
goog.require('goog.events.BrowserEvent');
goog.require('ol.Map');
goog.require('ol.MapBrowserEventHandler');