/*
 * Should
 * Copyright(c) 2010-2014 TJ Holowaychuk <tj@vision-media.ca>
 * MIT Licensed
 */

module.exports = function(should, Assertion) {
  /**
   * Assert given object is exactly `true`.
   *
   * @name true
   * @memberOf Assertion
   * @category assertion bool
   * @alias Assertion#True
   * @example
   *
   * (true).should.be.true();
   * false.should.not.be.true();
   *
   * ({ a: 10}).should.not.be.true();
   */
  Assertion.add('true', function() {
    this.is.exactly(true);
  });

  Assertion.alias('true', 'True');

  /**
   * Assert given object is exactly `false`.
   *
   * @name false
   * @memberOf Assertion
   * @category assertion bool
   * @alias Assertion#False
   * @example
   *
   * (true).should.not.be.false();
   * false.should.be.false();
   */
  Assertion.add('false', function() {
    this.is.exactly(false);
  });

  Assertion.alias('false', 'False');

  /**
   * Assert given object is thuthy according javascript type conversions.
   *
   * @name ok
   * @memberOf Assertion
   * @category assertion bool
   * @example
   *
   * (true).should.be.ok();
   * ''.should.not.be.ok();
   * should(null).not.be.ok();
   * should(void 0).not.be.ok();
   *
   * (10).should.be.ok();
   * (0).should.not.be.ok();
   */
  Assertion.add('ok', function() {
    this.params = { operator: 'to be truthy' };

    this.assert(this.obj);
  });
};