nz.yaml

# New Zealand holiday definitions for the Ruby Holiday gem.
# Updated: 2010-03-28.
# Sources:
# - http://en.wikipedia.org/wiki/Public_holidays_in_New_Zealand
---
months:
  0:
  - name: Good Friday
    regions: [nz]
    function: easter(year)
    function_modifier: -2
  - name: Easter Monday
    regions: [nz]
    function: easter(year)
    function_modifier: 1
  1:
  - name: New Year's Day
    regions: [nz]
    mday: 1
    observed: to_monday_if_weekend(date)
  - name: Day after New Year's Day
    regions: [nz]
    mday: 2
    observed: to_weekday_if_boxing_weekend(date)
  - name: Southland Anniversary Day
    regions: [nz_sl]
    mday: 17
  - name: Wellington Anniversary Day
    regions: [nz_we]
    mday: 22
    observed: closest_monday(date)
  - name: Auckland Anniversary Day
    regions: [nz_ak]
    mday: 29
    observed: closest_monday(date)
  - name: Northland Anniversary Day
    regions: [nz_nl]
    mday: 29
    observed: closest_monday(date)
  2:
  - name: Nelson Anniversary Day
    regions: [nz_ne]
    mday: 1
    observed: closest_monday(date)
  - name: Waitangi Day
    regions: [nz]
    mday: 6
    observed: to_monday_if_weekend(date)
  3:
  - name: Otago Anniversary Day
    regions: [nz_ot]
    mday: 23
    observed: closest_monday(date)
  - name: Taranaki Anniversary Day
    regions: [nz_ta]
    week: 2
    wday: 1
    observed: closest_monday(date)
  4:
  - name: ANZAC Day
    regions: [nz]
    mday: 25
    observed: to_monday_if_weekend(date)
  6:
  - name: Queen's Birthday
    regions: [nz]
    week: 1
    wday: 1
  9:
  - name: Dominion Day
    regions: [nz_sc]
    week: 4
    wday: 1
  10:
  - name: Hawke's bay Anniversary Day
    regions: [nz_hb]
    week: 1
    wday: 1
    observed: previous_friday(date)
  - name: Labour Day
    regions: [nz]
    week: 4
    wday: 1
  - name: Marlborough Anniversary Day
    regions: [nz_mb]
    week: 4
    wday: 1
    observed: next_week(date)
  11:
  - name: Canterbury Anniversary Day
    regions: [nz_ca]
    week: 2
    wday: 5
  - name: Chatham Island Anniversary Day
    regions: [nz_ch]
    mday: 30
    observed: closest_monday(date)
  12:
  - name: Westland Anniversary Day
    regions: [nz_wl]
    mday: 1
    observed: closest_monday(date)
  - name: Christmas Day
    regions: [nz]
    mday: 25
    observed: to_monday_if_weekend(date)
  - name: Boxing Day
    regions: [nz]
    mday: 26
    observed: to_weekday_if_boxing_weekend(date)

tests:
  - given:
      date: '2007-01-01'
      regions: ["nz"]
      options: ["informal"]
    expect:
      name: "New Year's Day"
  - given:
      date: '2007-01-02'
      regions: ["nz"]
      options: ["informal"]
    expect:
      name: "Day after New Year's Day"
  - given:
      date: '2007-02-06'
      regions: ["nz"]
      options: ["informal"]
    expect:
      name: "Waitangi Day"
  - given:
      date: '2007-04-06'
      regions: ["nz"]
      options: ["informal"]
    expect:
      name: "Good Friday"
  - given:
      date: '2007-04-09'
      regions: ["nz"]
      options: ["informal"]
    expect:
      name: "Easter Monday"
  - given:
      date: '2007-04-25'
      regions: ["nz"]
      options: ["informal"]
    expect:
      name: "ANZAC Day"
  - given:
      date: '2007-12-25'
      regions: ["nz"]
      options: ["informal"]
    expect:
      name: "Christmas Day"
  - given:
      date: '2007-12-26'
      regions: ["nz"]
      options: ["informal"]
    expect:
      name: "Boxing Day"
  - given:
      date: '2015-04-25'
      regions: ["nz"]
    expect:
      name: "ANZAC Day"
  - given:
      date: '2015-04-27'
      regions: ["nz"]
      options: ["observed"]
    expect:
      name: "ANZAC Day"
  - given:
      date: '2016-04-25'
      regions: ["nz"]
    expect:
      name: "ANZAC Day"
  - given:
      date: '2016-04-25'
      regions: ["nz"]
      options: ["observed"]
    expect:
      name: "ANZAC Day"
  - given:
      date: '2015-02-06'
      regions: ["nz"]
    expect:
      name: "Waitangi Day"
  - given:
      date: '2015-02-06'
      regions: ["nz"]
      options: ["observed"]
    expect:
      name: "Waitangi Day"
  - given:
      date: '2016-02-06'
      regions: ["nz"]
    expect:
      name: "Waitangi Day"
  - given:
      date: '2016-02-08'
      regions: ["nz"]
      options: ["observed"]
    expect:
      name: "Waitangi Day"
  - given:
      date: '2016-02-01'
      regions: ["nz_ne"]
      options: ["observed"]
    expect:
      name: "Nelson Anniversary Day"
  - given:
      date: '2017-01-30'
      regions: ["nz_ne"]
      options: ["observed"]
    expect:
      name: "Nelson Anniversary Day"
  - given:
      date: '2018-01-29'
      regions: ["nz_ne"]
      options: ["observed"]
    expect:
      name: "Nelson Anniversary Day"
  - given:
      date: '2019-02-04'
      regions: ["nz_ne"]
      options: ["observed"]
    expect:
      name: "Nelson Anniversary Day"
  - given:
      date: '2016-03-14'
      regions: ["nz_ta"]
      options: ["observed"]
    expect:
      name: "Taranaki Anniversary Day"
  - given:
      date: '2017-03-13'
      regions: ["nz_ta"]
      options: ["observed"]
    expect:
      name: "Taranaki Anniversary Day"
  - given:
      date: '2018-03-12'
      regions: ["nz_ta"]
      options: ["observed"]
    expect:
      name: "Taranaki Anniversary Day"
  - given:
      date: '2019-03-11'
      regions: ["nz_ta"]
      options: ["observed"]
    expect:
      name: "Taranaki Anniversary Day"

methods:
  closest_monday:
    arguments: date
    ruby: |
      if [1, 2, 3, 4].include?(date.wday)
        date -= (date.wday - 1)
      elsif 0 == date.wday
        date += 1
      else
        date += 8 - date.wday
      end
      date
  previous_friday:
    arguments: date
    ruby: |
      date - 3
  next_week:
    arguments: date
    ruby: |
      date + 7