react-class/lib/__tests__/autobind-only.test.js

A carefully crafted base class for all your React components

'use strict';

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _ava = require('ava');

var _ava2 = _interopRequireDefault(_ava);

var _autoBind = require('../../autoBind');

var _autoBind2 = _interopRequireDefault(_autoBind);

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

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

(0, _ava2.default)('autoBind works', function (t) {
  var MyClass = function () {
    function MyClass() {
      _classCallCheck(this, MyClass);
    }

    _createClass(MyClass, [{
      key: 'returnThis',
      value: function returnThis() {
        return this || 0;
      }
    }, {
      key: 'setState',
      value: function setState() {}
    }]);

    return MyClass;
  }();

  var obj = new MyClass();

  var unbound = obj.returnThis;
  var bound = (0, _autoBind2.default)(obj).returnThis;

  t.is(unbound(), 0, 'unbound');

  t.true(bound() === obj, 'bound');
});

(0, _ava2.default)('autoBind filter works', function (t) {
  var MyClass = function () {
    function MyClass() {
      _classCallCheck(this, MyClass);

      this.name = 'myclass';
    }

    _createClass(MyClass, [{
      key: 'returnThis',
      value: function returnThis() {
        return this || 0;
      }
    }, {
      key: 'notBound',
      value: function notBound() {
        return this || 1;
      }
    }, {
      key: 'setState',
      value: function setState() {}
    }]);

    return MyClass;
  }();

  var obj = new MyClass();

  var unbound = (0, _autoBind2.default)(obj, { notBound: true }).notBound;

  t.is(unbound(), 1, 'unbound');

  var boundObj = (0, _autoBind2.default)(obj, function (name) {
    return name !== 'notBound';
  });

  var returnThisBound = boundObj.returnThis;
  var notBound = boundObj.notBound;

  t.is(returnThisBound(), boundObj, 'returnThisBound');

  t.is(notBound(), 1, 'notBound');
});