import {
  AsyncTestCompleter,
  beforeEach,
  ddescribe,
  xdescribe,
  describe,
  el,
  dispatchEvent,
  expect,
  iit,
  inject,
  beforeEachBindings,
  it,
  xit,
  SpyObject,
  proxy
} from 'angular2/test_lib';

import {IMPLEMENTS} from 'angular2/src/facade/lang';

import {AppView, AppProtoView, AppViewContainer} from 'angular2/src/core/compiler/view';
import {ViewContainerRef} from 'angular2/src/core/compiler/view_container_ref';
import {AppViewManager} from 'angular2/src/core/compiler/view_manager';
import {ElementBinder} from 'angular2/src/core/compiler/element_binder';

export function main() {
  // TODO(tbosch): add missing tests

  describe('ViewContainerRef', () => {
    var location;
    var view;
    var viewManager;

    function createProtoView() {
      var pv = new AppProtoView(null, null, null, null);
      pv.elementBinders = [new ElementBinder(0, null, 0, null, null)];
      return pv;
    }

    function createView() { return new AppView(null, createProtoView(), new Map()); }

    function createViewContainer() { return new ViewContainerRef(viewManager, location); }

    beforeEach(() => {
      viewManager = new AppViewManagerSpy();
      view = createView();
      view.viewContainers = [null];
      location = view.elementRefs[0];
    });

    describe('length', () => {

      it('should return a 0 length if there is no underlying ViewContainerRef', () => {
        var vc = createViewContainer();
        expect(vc.length).toBe(0);
      });

      it('should return the size of the underlying ViewContainerRef', () => {
        var vc = createViewContainer();
        view.viewContainers = [new AppViewContainer()];
        view.viewContainers[0].views = [createView()];
        expect(vc.length).toBe(1);
      });

    });

    // TODO: add missing tests here!

  });
}

@proxy
@IMPLEMENTS(AppViewManager)
class AppViewManagerSpy extends SpyObject {
  constructor() { super(AppViewManager); }
  noSuchMethod(m) { return super.noSuchMethod(m) }
}