thunkify-wrap/test/ctx.js

Turn callbacks, arrays, generators, generator functions, and promises into a thunk

var assert = require('assert');
var thunkify = require('..');
var Cal = require('./support/cal');

describe('ctx', function () {
  describe('thunkify(fun) with ctx', function () {
    it('should work ok', function (done) {
      var cal1 = new Cal(3, 1);
      cal1.plus = thunkify(cal1.plus, cal1);
      cal1.minus = thunkify(cal1.minus, cal1);
      cal1.plus()(function (err, res) {
        assert(res === 4);
        cal1.minus()(function (err, res) {
          assert(res === 2);
          done();
        });
      });
    });
  });

  describe('thunkify(object) with ctx', function () {
    it('should work ok', function (done) {
      var cal2 = new Cal(2, 1);
      cal2 = thunkify(cal2);
      cal2.plus()(function (err, res) {
        assert(res === 3);
        cal2.minus()(function (err, res) {
          assert(res === 1);
          done();
        });
      });
    });
  });
});