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add Russian's holidays #102

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merged 1 commit into from Nov 11, 2022
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add Russian's holidays #102

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106 changes: 106 additions & 0 deletions v2/ru/ru_holidays.go
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// (c) Rick Arnold. Licensed under the BSD license (see LICENSE).

// Package ru provides holiday definitions for Russia.
package ru

import (
"time"

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

var (
// Standard RU weekend substitution rules:
// Saturdays move to Monday
// Sundays move to Monday
weekendAlt = []cal.AltDay{
{Day: time.Saturday, Offset: 2},
{Day: time.Sunday, Offset: 1},
}

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

// OrthodoxChristmas represents Orthodox Christmas on 7-Jan
OrthodoxChristmas = &cal.Holiday{
Name: "Рождество Христово",
Type: cal.ObservancePublic,
Month: time.January,
Day: 7,
Observed: weekendAlt,
Func: cal.CalcDayOfMonth,
}

// MilitaryDay represents Defender of the Fatherland Day 23-Feb
MilitaryDay = &cal.Holiday{
Name: "День защитника Отечества",
Type: cal.ObservancePublic,
Month: time.February,
Day: 23,
Observed: weekendAlt,
Func: cal.CalcDayOfMonth,
}

// WomensDay represents International Women's Day 8-Mar
WomensDay = &cal.Holiday{
Name: "Международный женский день",
Type: cal.ObservancePublic,
Month: time.March,
Day: 8,
Observed: weekendAlt,
Func: cal.CalcDayOfMonth,
}

// LabourDay represents Labour Day on 1-May
LabourDay = aa.WorkersDay.Clone(&cal.Holiday{
Name: "Праздник Весны и Труда",
Type: cal.ObservancePublic,
Observed: weekendAlt})

// VictoryDay represents Victory Day on 9-May
VictoryDay = &cal.Holiday{
Name: "День Победы советского народа в Великой Отечественной войне 1941-1945 годов",
Type: cal.ObservancePublic,
Month: time.May,
Day: 9,
Observed: weekendAlt,
Func: cal.CalcDayOfMonth,
}

// RussiasDay represents Russia's Day on 12-Jun
RussiasDay = &cal.Holiday{
Name: "День России",
Type: cal.ObservancePublic,
Month: time.June,
Day: 12,
Observed: weekendAlt,
Func: cal.CalcDayOfMonth,
}

// UnionDay represents National Union Day on 4-Nov
UnionDay = &cal.Holiday{
Name: "День народного едиснтва России",
Type: cal.ObservancePublic,
Month: time.November,
Day: 4,
Observed: weekendAlt,
Func: cal.CalcDayOfMonth,
}

// Holidays provides a list of the standard national holidays
Holidays = []*cal.Holiday{
NewYear,
OrthodoxChristmas,
MilitaryDay,
WomensDay,
LabourDay,
VictoryDay,
RussiasDay,
UnionDay,
}
)
105 changes: 105 additions & 0 deletions v2/ru/ru_holidays_test.go
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// (c) Rick Arnold. Licensed under the BSD license (see LICENSE).

package ru

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
}{
{NewYear, 2015, d(2015, 1, 1), d(2015, 1, 1)},
{NewYear, 2016, d(2016, 1, 1), d(2016, 1, 1)},
{NewYear, 2017, d(2017, 1, 1), d(2017, 1, 2)},
{NewYear, 2018, d(2018, 1, 1), d(2018, 1, 1)},
{NewYear, 2019, d(2019, 1, 1), d(2019, 1, 1)},
{NewYear, 2020, d(2020, 1, 1), d(2020, 1, 1)},
{NewYear, 2021, d(2021, 1, 1), d(2021, 1, 1)},
{NewYear, 2022, d(2022, 1, 1), d(2022, 1, 3)},

{OrthodoxChristmas, 2015, d(2015, 1, 7), d(2015, 1, 7)},
{OrthodoxChristmas, 2016, d(2016, 1, 7), d(2016, 1, 7)},
{OrthodoxChristmas, 2017, d(2017, 1, 7), d(2017, 1, 9)},
{OrthodoxChristmas, 2018, d(2018, 1, 7), d(2018, 1, 8)},
{OrthodoxChristmas, 2019, d(2019, 1, 7), d(2019, 1, 7)},
{OrthodoxChristmas, 2020, d(2020, 1, 7), d(2020, 1, 7)},
{OrthodoxChristmas, 2021, d(2021, 1, 7), d(2021, 1, 7)},
{OrthodoxChristmas, 2022, d(2022, 1, 7), d(2022, 1, 7)},

{MilitaryDay, 2015, d(2015, 2, 23), d(2015, 2, 23)},
{MilitaryDay, 2016, d(2016, 2, 23), d(2016, 2, 23)},
{MilitaryDay, 2017, d(2017, 2, 23), d(2017, 2, 23)},
{MilitaryDay, 2018, d(2018, 2, 23), d(2018, 2, 23)},
{MilitaryDay, 2019, d(2019, 2, 23), d(2019, 2, 25)},
{MilitaryDay, 2020, d(2020, 2, 23), d(2020, 2, 24)},
{MilitaryDay, 2021, d(2021, 2, 23), d(2021, 2, 23)},
{MilitaryDay, 2022, d(2022, 2, 23), d(2022, 2, 23)},

{WomensDay, 2015, d(2015, 3, 8), d(2015, 3, 9)},
{WomensDay, 2016, d(2016, 3, 8), d(2016, 3, 8)},
{WomensDay, 2017, d(2017, 3, 8), d(2017, 3, 8)},
{WomensDay, 2018, d(2018, 3, 8), d(2018, 3, 8)},
{WomensDay, 2019, d(2019, 3, 8), d(2019, 3, 8)},
{WomensDay, 2020, d(2020, 3, 8), d(2020, 3, 9)},
{WomensDay, 2021, d(2021, 3, 8), d(2021, 3, 8)},
{WomensDay, 2022, d(2022, 3, 8), d(2022, 3, 8)},

{LabourDay, 2015, d(2015, 5, 1), d(2015, 5, 1)},
{LabourDay, 2016, d(2016, 5, 1), d(2016, 5, 2)},
{LabourDay, 2017, d(2017, 5, 1), d(2017, 5, 1)},
{LabourDay, 2018, d(2018, 5, 1), d(2018, 5, 1)},
{LabourDay, 2019, d(2019, 5, 1), d(2019, 5, 1)},
{LabourDay, 2020, d(2020, 5, 1), d(2020, 5, 1)},
{LabourDay, 2021, d(2021, 5, 1), d(2021, 5, 3)},
{LabourDay, 2022, d(2022, 5, 1), d(2022, 5, 2)},

{VictoryDay, 2015, d(2015, 5, 9), d(2015, 5, 11)},
{VictoryDay, 2016, d(2016, 5, 9), d(2016, 5, 9)},
{VictoryDay, 2017, d(2017, 5, 9), d(2017, 5, 9)},
{VictoryDay, 2018, d(2018, 5, 9), d(2018, 5, 9)},
{VictoryDay, 2019, d(2019, 5, 9), d(2019, 5, 9)},
{VictoryDay, 2020, d(2020, 5, 9), d(2020, 5, 11)},
{VictoryDay, 2021, d(2021, 5, 9), d(2021, 5, 10)},
{VictoryDay, 2022, d(2022, 5, 9), d(2022, 5, 9)},

{RussiasDay, 2015, d(2015, 6, 12), d(2015, 6, 12)},
{RussiasDay, 2016, d(2016, 6, 12), d(2016, 6, 13)},
{RussiasDay, 2017, d(2017, 6, 12), d(2017, 6, 12)},
{RussiasDay, 2018, d(2018, 6, 12), d(2018, 6, 12)},
{RussiasDay, 2019, d(2019, 6, 12), d(2019, 6, 12)},
{RussiasDay, 2020, d(2020, 6, 12), d(2020, 6, 12)},
{RussiasDay, 2021, d(2021, 6, 12), d(2021, 6, 14)},
{RussiasDay, 2022, d(2022, 6, 12), d(2022, 6, 13)},

{UnionDay, 2015, d(2015, 11, 4), d(2015, 11, 4)},
{UnionDay, 2016, d(2016, 11, 4), d(2016, 11, 4)},
{UnionDay, 2017, d(2017, 11, 4), d(2017, 11, 6)},
{UnionDay, 2018, d(2018, 11, 4), d(2018, 11, 5)},
{UnionDay, 2019, d(2019, 11, 4), d(2019, 11, 4)},
{UnionDay, 2020, d(2020, 11, 4), d(2020, 11, 4)},
{UnionDay, 2021, d(2021, 11, 4), d(2021, 11, 4)},
{UnionDay, 2022, d(2022, 11, 4), d(2022, 11, 4)},
}

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())
}
}
}