timezone.coffee

tz = require 'timezone/loaded' # https://npmjs.org/package/timezone

time = require 'time' # https://npmjs.org/package/time

itr = 5000

zones = ["America/Montreal", "Europe/Prague", "UTC", "Africa/Casablanca"]

for zone in zones
	console.log "- #{zone}"
	x = new Date
	for i in [1..itr]
		a = tz '2013-09-01 00:00:00', zone
		b = tz '2013-09-01 00:00:00'

		o = (a - b) / 1000 / 60
	console.log "timezone/loaded #{a}\t #{new Date - x}ms\toffset: #{o}"

	x = new Date

	for i in [1..itr]

		from = new time.Date '2013-09-01 00:00:00'
		from.setTimezone zone, true
		v = from.valueOf()
		o = from.getTimezoneOffset()

	console.log "time            #{v}\t #{new Date - x}ms\toffset: #{o}"
	console.log ""


# - America/Montreal
# timezone/loaded 1378008000000	 238ms		offset: 240
# time            1378008000000	 10994ms	offset: 240
#
# - Europe/Prague
# timezone/loaded 1377986400000	 444ms	offset: -120
# time            1377986400000	 933ms	offset: -120
#
# - UTC
# timezone/loaded 1377993600000	 64ms	offset: 0
# time            1377993600000	 9372ms	offset: 0
#
# - Africa/Casablanca
# timezone/loaded 1377990000000	 189ms		offset: -60
# time            1377990000000	 10339ms	offset: -60