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Merge pull request #123 from rubda/add-finnish-holidays
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feat: add finnish holidays
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@rickar
rickar committed Jan 12, 2024
2 parents d7b1f1d + 9e5853f commit e499ded
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111 changes: 111 additions & 0 deletions v2/fi/fi_holidays.go
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// Package fi provides holiday definitions for Finland.
package fi

import (
"time"

"github.com/rickar/cal/v2"
"github.com/rickar/cal/v2/aa"
)

var (
// Uudenvuodenpäivä represents New Year's Day on 1-Jan
Uudenvuodenpaiva = aa.NewYear.Clone(&cal.Holiday{Name: "Uudenvuodenpäivä", Type: cal.ObservancePublic})

// Loppiainen represents Epiphany on 6-Jan
Loppiainen = aa.Epiphany.Clone(&cal.Holiday{Name: "Loppiainen", Type: cal.ObservancePublic})

// Pitkäperjantai represents Good Friday on the Friday before Easter
Pitkaperjantai = aa.GoodFriday.Clone(&cal.Holiday{Name: "Pitkäperjantai", Type: cal.ObservancePublic})

// Pääsiäispäivä represents the day of Easter
Paasiaispaiva = aa.Easter.Clone(&cal.Holiday{Name: "Pääsiäispäivä", Type: cal.ObservancePublic})

// Toinen pääsiäispäivä represents Easter Monday on the day after Easter
ToinenPaasiaispaiva = aa.EasterMonday.Clone(&cal.Holiday{Name: "Toinen pääsiäispäivä", Type: cal.ObservancePublic})

// Vappu represents Labour Day on 1-May
Vappu = aa.WorkersDay.Clone(&cal.Holiday{Name: "Vappu", Type: cal.ObservancePublic})

// Helatorstai represents Ascension Day on the 39th day after Easter
Helatorstai = aa.AscensionDay.Clone(&cal.Holiday{Name: "Helatorstai", Type: cal.ObservancePublic})

// Helluntaipäivä represents Pentecost Sunday on the 49th day after Easter
Helluntaipaiva = aa.Pentecost.Clone(&cal.Holiday{Name: "Helluntaipäivä", Type: cal.ObservancePublic})

// Juhannusaatto represents Midsummer's Eve on the day before Midsummer's Day
Juhannusaatto = &cal.Holiday{
Name: "Juhannusaatto",
Type: cal.ObservancePublic,
Month: time.June,
Day: 19,
Offset: 1,
Weekday: time.Friday,
Func: cal.CalcWeekdayFrom,
}

// Juhannuspäivä represents Midsummer's Day on the first Saturday from 20-Jun
Juhannuspaiva = &cal.Holiday{
Name: "Juhannuspäivä",
Type: cal.ObservancePublic,
Month: time.June,
Day: 20,
Offset: 1,
Weekday: time.Saturday,
Func: cal.CalcWeekdayFrom,
}

// Pyhäinpäivä represents All Saints' Day on the first Saturday from 31-Oct
Pyhainpaiva = &cal.Holiday{
Name: "Pyhäinpäivä",
Type: cal.ObservancePublic,
Month: time.October,
Day: 31,
Offset: 1,
Weekday: time.Saturday,
Func: cal.CalcWeekdayFrom,
}

// Itsenäisyyspäivä represents National Day of Finland on 6-Dec
Itsenaisyyspaiva = &cal.Holiday{
Name: "Itsenäisyyspäivä",
Type: cal.ObservancePublic,
Month: time.December,
Day: 6,
Func: cal.CalcDayOfMonth,
}

// Jouluaatto represents Christmas Eve on 24-Dec
Jouluaatto = &cal.Holiday{
Name: "Jouluaatto",
Type: cal.ObservanceOther,
Month: time.December,
Day: 24,
Func: cal.CalcDayOfMonth,
}

// Joulupäivä represents Christmas Day on 25-Dec
Joulupaiva = aa.ChristmasDay.Clone(&cal.Holiday{Name: "Joulupäivä", Type: cal.ObservancePublic})

// Tapaninpäivä represents the second day of Christmas on 26-Dec
Tapaninpaiva = aa.ChristmasDay2.Clone(&cal.Holiday{Name: "Tapaninpäivä", Type: cal.ObservancePublic})

// Holidays provides a list of the standard national holidays
Holidays = []*cal.Holiday{
Uudenvuodenpaiva,
Loppiainen,
Pitkaperjantai,
Paasiaispaiva,
ToinenPaasiaispaiva,
Vappu,
Helatorstai,
Helluntaipaiva,
Juhannusaatto,
Juhannuspaiva,
Pyhainpaiva,
Itsenaisyyspaiva,
Jouluaatto,
Joulupaiva,
Tapaninpaiva,
}
)
181 changes: 181 additions & 0 deletions v2/fi/fi_holidays_test.go
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package fi

import (
"testing"
"time"

"github.com/rickar/cal/v2"
)

func d(y, m, d int) time.Time {
return time.Date(y, time.Month(m), d, 0, 0, 0, 0, cal.DefaultLoc)
}

func TestHolidays(t *testing.T) {
tests := []struct {
h *cal.Holiday
y int
wantAct time.Time
wantObs time.Time
}{
{Uudenvuodenpaiva, 2015, d(2015, 1, 1), d(2015, 1, 1)},
{Uudenvuodenpaiva, 2016, d(2016, 1, 1), d(2016, 1, 1)},
{Uudenvuodenpaiva, 2017, d(2017, 1, 1), d(2017, 1, 1)},
{Uudenvuodenpaiva, 2018, d(2018, 1, 1), d(2018, 1, 1)},
{Uudenvuodenpaiva, 2019, d(2019, 1, 1), d(2019, 1, 1)},
{Uudenvuodenpaiva, 2020, d(2020, 1, 1), d(2020, 1, 1)},
{Uudenvuodenpaiva, 2021, d(2021, 1, 1), d(2021, 1, 1)},
{Uudenvuodenpaiva, 2022, d(2022, 1, 1), d(2022, 1, 1)},
{Uudenvuodenpaiva, 2023, d(2023, 1, 1), d(2023, 1, 1)},

{Loppiainen, 2015, d(2015, 1, 6), d(2015, 1, 6)},
{Loppiainen, 2016, d(2016, 1, 6), d(2016, 1, 6)},
{Loppiainen, 2017, d(2017, 1, 6), d(2017, 1, 6)},
{Loppiainen, 2018, d(2018, 1, 6), d(2018, 1, 6)},
{Loppiainen, 2019, d(2019, 1, 6), d(2019, 1, 6)},
{Loppiainen, 2020, d(2020, 1, 6), d(2020, 1, 6)},
{Loppiainen, 2021, d(2021, 1, 6), d(2021, 1, 6)},
{Loppiainen, 2022, d(2022, 1, 6), d(2022, 1, 6)},
{Loppiainen, 2023, d(2023, 1, 6), d(2023, 1, 6)},

{Pitkaperjantai, 2015, d(2015, 4, 3), d(2015, 4, 3)},
{Pitkaperjantai, 2016, d(2016, 3, 25), d(2016, 3, 25)},
{Pitkaperjantai, 2017, d(2017, 4, 14), d(2017, 4, 14)},
{Pitkaperjantai, 2018, d(2018, 3, 30), d(2018, 3, 30)},
{Pitkaperjantai, 2019, d(2019, 4, 19), d(2019, 4, 19)},
{Pitkaperjantai, 2020, d(2020, 4, 10), d(2020, 4, 10)},
{Pitkaperjantai, 2021, d(2021, 4, 2), d(2021, 4, 2)},
{Pitkaperjantai, 2022, d(2022, 4, 15), d(2022, 4, 15)},
{Pitkaperjantai, 2023, d(2023, 4, 7), d(2023, 4, 7)},

{Paasiaispaiva, 2015, d(2015, 4, 5), d(2015, 4, 5)},
{Paasiaispaiva, 2016, d(2016, 3, 27), d(2016, 3, 27)},
{Paasiaispaiva, 2017, d(2017, 4, 16), d(2017, 4, 16)},
{Paasiaispaiva, 2018, d(2018, 4, 1), d(2018, 4, 1)},
{Paasiaispaiva, 2019, d(2019, 4, 21), d(2019, 4, 21)},
{Paasiaispaiva, 2020, d(2020, 4, 12), d(2020, 4, 12)},
{Paasiaispaiva, 2021, d(2021, 4, 4), d(2021, 4, 4)},
{Paasiaispaiva, 2022, d(2022, 4, 17), d(2022, 4, 17)},
{Paasiaispaiva, 2023, d(2023, 4, 9), d(2023, 4, 9)},

{ToinenPaasiaispaiva, 2015, d(2015, 4, 6), d(2015, 4, 6)},
{ToinenPaasiaispaiva, 2016, d(2016, 3, 28), d(2016, 3, 28)},
{ToinenPaasiaispaiva, 2017, d(2017, 4, 17), d(2017, 4, 17)},
{ToinenPaasiaispaiva, 2018, d(2018, 4, 2), d(2018, 4, 2)},
{ToinenPaasiaispaiva, 2019, d(2019, 4, 22), d(2019, 4, 22)},
{ToinenPaasiaispaiva, 2020, d(2020, 4, 13), d(2020, 4, 13)},
{ToinenPaasiaispaiva, 2021, d(2021, 4, 5), d(2021, 4, 5)},
{ToinenPaasiaispaiva, 2022, d(2022, 4, 18), d(2022, 4, 18)},
{ToinenPaasiaispaiva, 2023, d(2023, 4, 10), d(2023, 4, 10)},

{Vappu, 2015, d(2015, 5, 1), d(2015, 5, 1)},
{Vappu, 2016, d(2016, 5, 1), d(2016, 5, 1)},
{Vappu, 2017, d(2017, 5, 1), d(2017, 5, 1)},
{Vappu, 2018, d(2018, 5, 1), d(2018, 5, 1)},
{Vappu, 2019, d(2019, 5, 1), d(2019, 5, 1)},
{Vappu, 2020, d(2020, 5, 1), d(2020, 5, 1)},
{Vappu, 2021, d(2021, 5, 1), d(2021, 5, 1)},
{Vappu, 2022, d(2022, 5, 1), d(2022, 5, 1)},
{Vappu, 2023, d(2023, 5, 1), d(2023, 5, 1)},

{Helatorstai, 2015, d(2015, 5, 14), d(2015, 5, 14)},
{Helatorstai, 2016, d(2016, 5, 5), d(2016, 5, 5)},
{Helatorstai, 2017, d(2017, 5, 25), d(2017, 5, 25)},
{Helatorstai, 2018, d(2018, 5, 10), d(2018, 5, 10)},
{Helatorstai, 2019, d(2019, 5, 30), d(2019, 5, 30)},
{Helatorstai, 2020, d(2020, 5, 21), d(2020, 5, 21)},
{Helatorstai, 2021, d(2021, 5, 13), d(2021, 5, 13)},
{Helatorstai, 2022, d(2022, 5, 26), d(2022, 5, 26)},
{Helatorstai, 2023, d(2023, 5, 18), d(2023, 5, 18)},

{Helluntaipaiva, 2015, d(2015, 5, 24), d(2015, 5, 24)},
{Helluntaipaiva, 2016, d(2016, 5, 15), d(2016, 5, 15)},
{Helluntaipaiva, 2017, d(2017, 6, 4), d(2017, 6, 4)},
{Helluntaipaiva, 2018, d(2018, 5, 20), d(2018, 5, 20)},
{Helluntaipaiva, 2019, d(2019, 6, 9), d(2019, 6, 9)},
{Helluntaipaiva, 2020, d(2020, 5, 31), d(2020, 5, 31)},
{Helluntaipaiva, 2021, d(2021, 5, 23), d(2021, 5, 23)},
{Helluntaipaiva, 2022, d(2022, 6, 5), d(2022, 6, 5)},
{Helluntaipaiva, 2023, d(2023, 5, 28), d(2023, 5, 28)},

{Juhannusaatto, 2015, d(2015, 6, 19), d(2015, 6, 19)},
{Juhannusaatto, 2016, d(2016, 6, 24), d(2016, 6, 24)},
{Juhannusaatto, 2017, d(2017, 6, 23), d(2017, 6, 23)},
{Juhannusaatto, 2018, d(2018, 6, 22), d(2018, 6, 22)},
{Juhannusaatto, 2019, d(2019, 6, 21), d(2019, 6, 21)},
{Juhannusaatto, 2020, d(2020, 6, 19), d(2020, 6, 19)},
{Juhannusaatto, 2021, d(2021, 6, 25), d(2021, 6, 25)},
{Juhannusaatto, 2022, d(2022, 6, 24), d(2022, 6, 24)},
{Juhannusaatto, 2023, d(2023, 6, 23), d(2023, 6, 23)},

{Juhannuspaiva, 2015, d(2015, 6, 20), d(2015, 6, 20)},
{Juhannuspaiva, 2016, d(2016, 6, 25), d(2016, 6, 25)},
{Juhannuspaiva, 2017, d(2017, 6, 24), d(2017, 6, 24)},
{Juhannuspaiva, 2018, d(2018, 6, 23), d(2018, 6, 23)},
{Juhannuspaiva, 2019, d(2019, 6, 22), d(2019, 6, 22)},
{Juhannuspaiva, 2020, d(2020, 6, 20), d(2020, 6, 20)},
{Juhannuspaiva, 2021, d(2021, 6, 26), d(2021, 6, 26)},
{Juhannuspaiva, 2022, d(2022, 6, 25), d(2022, 6, 25)},
{Juhannuspaiva, 2023, d(2023, 6, 24), d(2023, 6, 24)},

{Pyhainpaiva, 2015, d(2015, 10, 31), d(2015, 10, 31)},
{Pyhainpaiva, 2016, d(2016, 11, 5), d(2016, 11, 5)},
{Pyhainpaiva, 2017, d(2017, 11, 4), d(2017, 11, 4)},
{Pyhainpaiva, 2018, d(2018, 11, 3), d(2018, 11, 3)},
{Pyhainpaiva, 2019, d(2019, 11, 2), d(2019, 11, 2)},
{Pyhainpaiva, 2020, d(2020, 10, 31), d(2020, 10, 31)},
{Pyhainpaiva, 2021, d(2021, 11, 6), d(2021, 11, 6)},
{Pyhainpaiva, 2022, d(2022, 11, 5), d(2022, 11, 5)},
{Pyhainpaiva, 2023, d(2023, 11, 4), d(2023, 11, 4)},

{Itsenaisyyspaiva, 2015, d(2015, 12, 6), d(2015, 12, 6)},
{Itsenaisyyspaiva, 2016, d(2016, 12, 6), d(2016, 12, 6)},
{Itsenaisyyspaiva, 2017, d(2017, 12, 6), d(2017, 12, 6)},
{Itsenaisyyspaiva, 2018, d(2018, 12, 6), d(2018, 12, 6)},
{Itsenaisyyspaiva, 2019, d(2019, 12, 6), d(2019, 12, 6)},
{Itsenaisyyspaiva, 2020, d(2020, 12, 6), d(2020, 12, 6)},
{Itsenaisyyspaiva, 2021, d(2021, 12, 6), d(2021, 12, 6)},
{Itsenaisyyspaiva, 2022, d(2022, 12, 6), d(2022, 12, 6)},
{Itsenaisyyspaiva, 2023, d(2023, 12, 6), d(2023, 12, 6)},

{Jouluaatto, 2015, d(2015, 12, 24), d(2015, 12, 24)},
{Jouluaatto, 2016, d(2016, 12, 24), d(2016, 12, 24)},
{Jouluaatto, 2017, d(2017, 12, 24), d(2017, 12, 24)},
{Jouluaatto, 2018, d(2018, 12, 24), d(2018, 12, 24)},
{Jouluaatto, 2019, d(2019, 12, 24), d(2019, 12, 24)},
{Jouluaatto, 2020, d(2020, 12, 24), d(2020, 12, 24)},
{Jouluaatto, 2021, d(2021, 12, 24), d(2021, 12, 24)},
{Jouluaatto, 2022, d(2022, 12, 24), d(2022, 12, 24)},
{Jouluaatto, 2023, d(2023, 12, 24), d(2023, 12, 24)},

{Joulupaiva, 2015, d(2015, 12, 25), d(2015, 12, 25)},
{Joulupaiva, 2016, d(2016, 12, 25), d(2016, 12, 25)},
{Joulupaiva, 2017, d(2017, 12, 25), d(2017, 12, 25)},
{Joulupaiva, 2018, d(2018, 12, 25), d(2018, 12, 25)},
{Joulupaiva, 2019, d(2019, 12, 25), d(2019, 12, 25)},
{Joulupaiva, 2020, d(2020, 12, 25), d(2020, 12, 25)},
{Joulupaiva, 2021, d(2021, 12, 25), d(2021, 12, 25)},
{Joulupaiva, 2022, d(2022, 12, 25), d(2022, 12, 25)},
{Joulupaiva, 2023, d(2023, 12, 25), d(2023, 12, 25)},

{Tapaninpaiva, 2015, d(2015, 12, 26), d(2015, 12, 26)},
{Tapaninpaiva, 2016, d(2016, 12, 26), d(2016, 12, 26)},
{Tapaninpaiva, 2017, d(2017, 12, 26), d(2017, 12, 26)},
{Tapaninpaiva, 2018, d(2018, 12, 26), d(2018, 12, 26)},
{Tapaninpaiva, 2019, d(2019, 12, 26), d(2019, 12, 26)},
{Tapaninpaiva, 2020, d(2020, 12, 26), d(2020, 12, 26)},
{Tapaninpaiva, 2021, d(2021, 12, 26), d(2021, 12, 26)},
{Tapaninpaiva, 2022, d(2022, 12, 26), d(2022, 12, 26)},
{Tapaninpaiva, 2023, d(2023, 12, 26), d(2023, 12, 26)},
}

for _, test := range tests {
gotAct, gotObs := test.h.Calc(test.y)
if !gotAct.Equal(test.wantAct) {
t.Errorf("%s %d: got actual: %s, want: %s", test.h.Name, test.y, gotAct.String(), test.wantAct.String())
}
if !gotObs.Equal(test.wantObs) {
t.Errorf("%s %d: got observed: %s, want: %s", test.h.Name, test.y, gotObs.String(), test.wantObs.String())
}
}
}

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