basic-math-utils/lib/rangeUtils/tests/index.test.js

Basic math utilities for doing some basic math operations

'use strict';

var _index = require('../index');

var _index2 = _interopRequireDefault(_index);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

describe('rangeUtils', function () {
  describe('mapBetween', function () {
    var valueNow = void 0;
    var valueMin = void 0;
    var valueMax = void 0;
    var rangeMin = void 0;
    var rangeMax = void 0;

    beforeAll(function () {
      valueNow = 50;
      valueMin = 0;
      valueMax = 100;
      rangeMin = 0;
      rangeMax = 100;
    });

    it('should select return 50', function () {
      expect(_index2.default.mapBetween(valueNow, valueMin, valueMax)).toEqual(50);
    });

    it('should select return 50', function () {
      expect(_index2.default.mapBetween(0, -100, valueMax, rangeMin, rangeMax)).toEqual(50);
    });

    it('should select return 50', function () {
      expect(_index2.default.mapBetween(0, -200, 200, rangeMin, rangeMax)).toEqual(50);
    });

    it('should select return 50', function () {
      expect(_index2.default.mapBetween(100, 0, 200, rangeMin, rangeMax)).toEqual(50);
    });

    it('should select return 100', function () {
      expect(_index2.default.mapBetween(100, 0, 200, 0, 200)).toEqual(100);
    });
  });
});