mirror of
https://github.com/zrepl/zrepl.git
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69 lines
1.8 KiB
Go
69 lines
1.8 KiB
Go
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package snapper
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import (
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"fmt"
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"testing"
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"time"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"github.com/zrepl/yaml-config"
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"github.com/zrepl/zrepl/config"
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)
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func TestCronLibraryWorks(t *testing.T) {
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type testCase struct {
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spec string
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in time.Time
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expect time.Time
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}
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dhm := func(day, hour, minutes int) time.Time {
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return time.Date(2022, 7, day, hour, minutes, 0, 0, time.UTC)
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}
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hm := func(hour, minutes int) time.Time {
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return dhm(23, hour, minutes)
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}
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tcs := []testCase{
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{"0-10 * * * *", dhm(17, 1, 10), dhm(17, 2, 0)},
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{"0-10 * * * *", dhm(17, 23, 10), dhm(18, 0, 0)},
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{"0-10 * * * *", hm(1, 9), hm(1, 10)},
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{"0-10 * * * *", hm(1, 9), hm(1, 10)},
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{"1,3,5 * * * *", hm(1, 1), hm(1, 3)},
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{"1,3,5 * * * *", hm(1, 2), hm(1, 3)},
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{"1,3,5 * * * *", hm(1, 3), hm(1, 5)},
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{"1,3,5 * * * *", hm(1, 5), hm(2, 1)},
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{"* 0-5,8,12 * * *", hm(0, 0), hm(0, 1)},
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{"* 0-5,8,12 * * *", hm(4, 59), hm(5, 0)},
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{"* 0-5,8,12 * * *", hm(5, 0), hm(5, 1)},
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{"* 0-5,8,12 * * *", hm(5, 59), hm(8, 0)},
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{"* 0-5,8,12 * * *", hm(8, 59), hm(12, 0)},
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// https://github.com/zrepl/zrepl/pull/614#issuecomment-1188358989
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{"53 17,18,19 * * *", dhm(23, 17, 52), dhm(23, 17, 53)},
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{"53 17,18,19 * * *", dhm(23, 17, 53), dhm(23, 18, 53)},
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{"53 17,18,19 * * *", dhm(23, 18, 53), dhm(23, 19, 53)},
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{"53 17,18,19 * * *", dhm(23, 19, 53), dhm(24 /* ! */, 17, 53)},
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}
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for i, tc := range tcs {
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t.Run(fmt.Sprintf("%d", i), func(t *testing.T) {
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var s struct {
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Cron config.CronSpec `yaml:"cron"`
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}
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inp := fmt.Sprintf("cron: %q", tc.spec)
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fmt.Println("spec is ", inp)
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err := yaml.UnmarshalStrict([]byte(inp), &s)
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require.NoError(t, err)
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actual := s.Cron.Schedule.Next(tc.in)
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assert.Equal(t, tc.expect, actual)
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})
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}
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}
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