@qooxdoo/framework/source/class/qx/test/lang/normalize/Object.js

The JS Framework for Coders

/* ************************************************************************

   qooxdoo - the new era of web development

   http://qooxdoo.org

   Copyright:
     2004-2012 1&1 Internet AG, Germany, http://www.1und1.de

   License:
     MIT: https://opensource.org/licenses/MIT
     See the LICENSE file in the project's top-level directory for details.

   Authors:
     * Martin Wittemann (wittemann)

************************************************************************ */

/**
 * @require(qx.lang.normalize.Object)
 */
qx.Class.define("qx.test.lang.normalize.Object", {
  extend: qx.dev.unit.TestCase,
  include: [qx.dev.unit.MMock],

  members: {
    testKeysWithExtendObject() {
      function ObjectA() {
        this.A = 10;
      }

      function ObjectB() {
        this.B = 11;
      }

      ObjectB.prototype = new ObjectA();

      var objB = new ObjectB();
      this.assertEquals(10, objB.A, "Object extension fails!");
      this.assertEquals(11, objB.B, "Object extension fails!");

      var keys = Object.keys(objB);
      this.assertEquals(1, keys.length, "Expected length wrong!");
      this.assertFalse(keys.includes("A"), "Test property A!");
      this.assertTrue(keys.includes("B"), "Test property B!");
    },

    testKeys() {
      var obj = {};
      obj.isPrototypeOf = function () {};
      obj.hasOwnProperty = function () {};
      obj.toLocaleString = function () {};
      obj.toString = function () {};
      obj.valueOf = function () {};
      obj.constructor = function () {};
      obj.prototype = function () {};

      var keys = Object.keys(obj);
      this.assertTrue(keys.includes("isPrototypeOf"), "Test isPrototypeOf");
      this.assertTrue(keys.includes("hasOwnProperty"), "Test hasOwnProperty");
      this.assertTrue(keys.includes("toLocaleString"), "Test toLocaleString");
      this.assertTrue(keys.includes("toString"), "Test toString");
      this.assertTrue(keys.includes("valueOf"), "Test valueOf");
      this.assertTrue(keys.includes("constructor"), "Test constructor");
      this.assertTrue(keys.includes("prototype"), "Test prototype");
    },

    testGetValues() {
      var object = {
        a: undefined,
        b: null,
        c: 1
      };

      this.assertArrayEquals(
        [undefined, null, 1].sort(),
        Object.values(object).sort()
      );

      var object = {};
      this.assertArrayEquals([], Object.values(object));

      var object = {
        isPrototypeOf: 1,
        hasOwnProperty: 2,
        toLocaleString: 3,
        toString: 4,
        valueOf: 5
      };

      this.assertArrayEquals(
        [1, 2, 3, 4, 5].sort(),
        Object.values(object).sort()
      );
    }
  }
});