DateUtils.spec.js

'use strict';

describe('Date Utils', function () {

  var DateUtils;

  beforeEach(module('providersApp'));

  beforeEach(inject(function (_DateUtils_) {
    DateUtils = _DateUtils_;
  }));


  it('should count days between two dates', function () {

    var argsAndResults = [
      [new Date(2014, 7, 2, 14, 20), new Date(2014, 7, 2, 14, 20), 1],
      [new Date(2014, 7, 2, 14, 20), new Date(2014, 7, 2, 12, 20), 1],
      [new Date(2014, 7, 2, 23, 59), new Date(2014, 7, 3, 0, 1), 2],
      [new Date(2014, 7, 2, 20), new Date(2014, 7, 3, 23), 2]
    ];

    angular.forEach(argsAndResults, function (argsAndResult) {
      expect(DateUtils.countDaysBetween(argsAndResult[0], argsAndResult[1])).toBe(argsAndResult[2]);
    });

  });

  it('should throw exception when counting days between non-dates', function () {

    var argsAndResults = [
      [1391778600000, new Date(), new Error("DateUtils->countDaysBetween() Both arguments should be dates")],
      [new Date(), 1391778600000, new Error("DateUtils->countDaysBetween() Both arguments should be dates")],
      [1391778600000, 1391778600000, new Error("DateUtils->countDaysBetween() Both arguments should be dates")]
    ];

    angular.forEach(argsAndResults, function (argsAndResult) {

      expect(function(){
        DateUtils.countDaysBetween(argsAndResults[0], argsAndResults[1])
      }).toThrow(argsAndResult[2]);

    });
  });

  it('should convert number to date', function(){

    expect(angular.isDate(DateUtils.numberToDate(1407416769343))).toBe(true);

  });

});