qtsd-fork/example/node_modules/disposables/modules/__tests__/CompositeDisposable-test.js

Do not use this please

'use strict';

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }

var _expectJs = require('expect.js');

var _expectJs2 = _interopRequireDefault(_expectJs);

var _Disposable = require('../Disposable');

var _Disposable2 = _interopRequireDefault(_Disposable);

var _CompositeDisposable = require('../CompositeDisposable');

var _CompositeDisposable2 = _interopRequireDefault(_CompositeDisposable);

describe('CompositeDisposable', function () {
  var dispA = undefined;
  var dispB = undefined;
  var dispC = undefined;

  beforeEach(function () {
    dispA = new _Disposable2['default'](function () {
      dispA.disposed = true;
    });
    dispB = new _Disposable2['default'](function () {
      dispB.disposed = true;
    });
    dispC = new _Disposable2['default'](function () {
      dispC.disposed = true;
    });
  });

  it('accepts an array of or spread disposables', function () {
    _expectJs2['default'](function () {
      return new _CompositeDisposable2['default'](dispA);
    }).to.not.throwError();
    _expectJs2['default'](function () {
      return new _CompositeDisposable2['default'](dispA, dispB, dispC);
    }).to.not.throwError();
    _expectJs2['default'](function () {
      return new _CompositeDisposable2['default']([dispA, dispB, dispC]);
    }).to.not.throwError();
    _expectJs2['default'](function () {
      return new _CompositeDisposable2['default'](dispA, [dispA, dispB, dispC]);
    }).to.throwError();
    _expectJs2['default'](function () {
      return new _CompositeDisposable2['default']([dispA, dispB, dispC], dispA);
    }).to.throwError();
  });

  it('disposes children', function () {
    var composite = new _CompositeDisposable2['default'](dispA, dispB);
    composite.dispose();
    _expectJs2['default'](dispA.disposed).to.equal(true);
    _expectJs2['default'](dispB.disposed).to.equal(true);
  });

  it('does not attempt to dispose children twice', function () {
    var composite = new _CompositeDisposable2['default'](dispA, dispB);
    composite.dispose();

    dispA.disposed = dispB.disposed = 42;
    composite.dispose();
    _expectJs2['default'](dispA.disposed).to.equal(42);
    _expectJs2['default'](dispB.disposed).to.equal(42);
  });

  it('disposes newly added disposables like other children', function () {
    var composite = new _CompositeDisposable2['default'](dispA);
    composite.add(dispB);
    composite.add(dispC);
    composite.dispose();
    _expectJs2['default'](dispA.disposed).to.equal(true);
    _expectJs2['default'](dispB.disposed).to.equal(true);
    _expectJs2['default'](dispC.disposed).to.equal(true);
  });

  it('disposes removed children immediately', function () {
    var composite = new _CompositeDisposable2['default'](dispA);
    composite.add(dispB);
    composite.add(dispC);
    composite.remove(dispA);
    _expectJs2['default'](dispA.disposed).to.equal(true);
    composite.remove(dispC);
    _expectJs2['default'](dispC.disposed).to.equal(true);
    composite.dispose();
    _expectJs2['default'](dispB.disposed).to.equal(true);
  });

  it('treats same instances as different disposables when adding', function () {
    var composite = new _CompositeDisposable2['default'](dispA);
    composite.add(dispA);
    composite.add(dispA);
    composite.remove(dispA);
    composite.dispose();
    _expectJs2['default'](dispA.disposed).to.equal(true);
  });

  it('treats same instances as different disposables when removing', function () {
    var composite = new _CompositeDisposable2['default'](dispA);
    composite.add(dispA);
    _expectJs2['default'](composite.remove(dispA)).to.equal(true);
    _expectJs2['default'](dispA.disposed).to.equal(true);
    _expectJs2['default'](composite.remove(dispA)).to.equal(true);
    _expectJs2['default'](composite.remove(dispA)).to.equal(false);
    composite.dispose();
  });

  it('ignores remove for a non-existant child', function () {
    var composite = new _CompositeDisposable2['default'](dispA);
    _expectJs2['default'](composite.remove(dispB)).to.equal(false);
    composite.dispose();
    _expectJs2['default'](dispA.disposed).to.equal(true);
    _expectJs2['default'](dispB.disposed).to.equal(undefined);
  });

  it('disposes newly added disposables immediately if disposed itself', function () {
    var composite = new _CompositeDisposable2['default'](dispA);
    composite.dispose();
    _expectJs2['default'](dispA.disposed).to.equal(true);
    composite.add(dispB);
    _expectJs2['default'](dispB.disposed).to.equal(true);
    composite.add(dispC);
    _expectJs2['default'](dispC.disposed).to.equal(true);
  });

  it('does not store children if disposed itself', function () {
    var composite = new _CompositeDisposable2['default'](dispA);
    composite.add(dispB);
    composite.dispose();

    _expectJs2['default'](composite.remove(dispA)).to.equal(false);
    _expectJs2['default'](composite.remove(dispB)).to.equal(false);
    composite.add(dispC);
    _expectJs2['default'](composite.remove(dispC)).to.equal(false);
  });
});