bakerface/combinators

/**
 * Copyright (c) 2016 Chris Baker <mail.chris.baker@gmail.com>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 */

const rejects = require('.');

const te = rejects(/TypeError/);

describe('promises.rejects(regex)(promise)', function () {
  it('should reject if the promise resolves', function (done) {
    te(Promise.resolve())
      .catch(function () {
        done();
      });
  });

  it('should reject if a different error is caught', function (done) {
    te(Promise.reject(new Error()))
      .catch(function () {
        done();
      });
  });

  it('should resolve if the error is caught', function (done) {
    te(Promise.reject(new TypeError()))
      .then(function () {
        done();
      });
  });
});