log4js-node/test/vows/date_format-test.js

'use strict';

const vows = require('vows');
const assert = require('assert');
const dateFormat = require('../../lib/date_format');

function createFixedDate() {
  return new Date(2010, 0, 11, 14, 31, 30, 5);
}

vows.describe('date_format').addBatch({
  'Date extensions': {
    topic: createFixedDate,
    'should format a date as string using a pattern': function (date) {
      assert.equal(
        dateFormat.asString(dateFormat.DATETIME_FORMAT, date),
        '11 01 2010 14:31:30.005'
      );
    },
    'should default to the ISO8601 format': function (date) {
      assert.equal(
        dateFormat.asString(date),
        '2010-01-11 14:31:30.005'
      );
    },
    'should provide a ISO8601 with timezone offset format': function () {
      let date = createFixedDate();
      date.setMinutes(date.getMinutes() - date.getTimezoneOffset() - 660);
      date.getTimezoneOffset = function () {
        return -660;
      };
      assert.equal(
        dateFormat.asString(dateFormat.ISO8601_WITH_TZ_OFFSET_FORMAT, date),
        '2010-01-11T14:31:30.005+1100'
      );
      date = createFixedDate();
      date.setMinutes(date.getMinutes() - date.getTimezoneOffset() + 120);
      date.getTimezoneOffset = function () {
        return 120;
      };
      assert.equal(
        dateFormat.asString(dateFormat.ISO8601_WITH_TZ_OFFSET_FORMAT, date),
        '2010-01-11T14:31:30.005-0200'
      );
    },
    'should provide a just-the-time format': function (date) {
      assert.equal(
        dateFormat.asString(dateFormat.ABSOLUTETIME_FORMAT, date),
        '14:31:30.005'
      );
    },
    'should provide a custom format': function () {
      const date = createFixedDate();
      date.setMinutes(date.getMinutes() - date.getTimezoneOffset() + 120);
      date.getTimezoneOffset = function () {
        return 120;
      };
      assert.equal(
        dateFormat.asString('O.SSS.ss.mm.hh.dd.MM.yy', date),
        '-0200.005.30.31.14.11.01.10'
      );
    }
  }
}).export(module);