Asserts.js 800 Bytes
/**
 * Copyright (c) 2013-present, Facebook, Inc.
 * All rights reserved.
 *
 * This source code is licensed under the BSD-style license found in the
 * LICENSE file in the root directory of this source tree. An additional grant
 * of patent rights can be found in the PATENTS file in the same directory.
 *
 * @providesModule Asserts
 */

'use strict';

var Assert = require('NativeModules').Assert;

var Asserts = {
  assertEquals: function(expected, actual, msg) {
    if (expected !== actual) {
      Assert.fail(
        msg ||
        'Expected: ' + expected + ', received: ' + actual + '\n' +
        'at ' + (new Error()).stack);
    } else {
      Assert.success();
    }
  },
  assertTrue: function(expr, msg) {
    Asserts.assertEquals(true, expr, msg);
  },
};

module.exports = Asserts;