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285 lines
10 KiB
Go
285 lines
10 KiB
Go
package cron_test
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import (
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"testing"
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"time"
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"github.com/stretchr/testify/require"
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"github.com/coder/coder/v2/coderd/schedule/cron"
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)
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func Test_Weekly(t *testing.T) {
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t.Parallel()
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testCases := []struct {
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name string
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spec string
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at time.Time
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expectedNext time.Time
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expectedMin time.Duration
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expectedDaysOfWeek string
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expectedError string
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expectedCron string
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expectedLocation *time.Location
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expectedString string
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expectedTime string
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}{
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{
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name: "with timezone",
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spec: "CRON_TZ=US/Central 30 9 * * 1-5",
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at: time.Date(2022, 4, 1, 14, 29, 0, 0, time.UTC),
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expectedNext: time.Date(2022, 4, 1, 14, 30, 0, 0, time.UTC),
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expectedMin: 24 * time.Hour,
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expectedDaysOfWeek: "Mon-Fri",
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expectedError: "",
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expectedCron: "30 9 * * 1-5",
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expectedLocation: mustLocation(t, "US/Central"),
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expectedString: "CRON_TZ=US/Central 30 9 * * 1-5",
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expectedTime: "9:30AM",
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},
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{
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name: "without timezone",
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spec: "30 9 * * 1-5",
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at: time.Date(2022, 4, 1, 9, 29, 0, 0, time.UTC),
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expectedNext: time.Date(2022, 4, 1, 9, 30, 0, 0, time.UTC),
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expectedMin: 24 * time.Hour,
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expectedDaysOfWeek: "Mon-Fri",
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expectedError: "",
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expectedCron: "30 9 * * 1-5",
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expectedLocation: time.UTC,
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expectedString: "CRON_TZ=UTC 30 9 * * 1-5",
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expectedTime: "9:30AM",
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},
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{
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name: "24h format",
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spec: "30 13 * * 1-5",
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at: time.Date(2022, 4, 1, 13, 29, 0, 0, time.UTC),
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expectedNext: time.Date(2022, 4, 1, 13, 30, 0, 0, time.UTC),
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expectedMin: 24 * time.Hour,
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expectedDaysOfWeek: "Mon-Fri",
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expectedError: "",
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expectedCron: "30 13 * * 1-5",
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expectedLocation: time.UTC,
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expectedString: "CRON_TZ=UTC 30 13 * * 1-5",
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expectedTime: "1:30PM",
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},
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{
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name: "convoluted with timezone",
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spec: "CRON_TZ=US/Central */5 12-18 * * 1,3,6",
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at: time.Date(2022, 4, 1, 14, 29, 0, 0, time.UTC),
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expectedNext: time.Date(2022, 4, 2, 17, 0, 0, 0, time.UTC), // Apr 1 was a Friday in 2022
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expectedMin: 5 * time.Minute,
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expectedDaysOfWeek: "Mon,Wed,Sat",
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expectedError: "",
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expectedCron: "*/5 12-18 * * 1,3,6",
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expectedLocation: mustLocation(t, "US/Central"),
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expectedString: "CRON_TZ=US/Central */5 12-18 * * 1,3,6",
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expectedTime: "cron(*/5 12-18)",
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},
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{
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name: "another convoluted example",
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spec: "CRON_TZ=US/Central 10,20,40-50 * * * *",
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at: time.Date(2022, 4, 1, 14, 29, 0, 0, time.UTC),
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expectedNext: time.Date(2022, 4, 1, 14, 40, 0, 0, time.UTC),
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expectedMin: time.Minute,
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expectedDaysOfWeek: "daily",
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expectedError: "",
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expectedCron: "10,20,40-50 * * * *",
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expectedLocation: mustLocation(t, "US/Central"),
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expectedString: "CRON_TZ=US/Central 10,20,40-50 * * * *",
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expectedTime: "cron(10,20,40-50 *)",
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},
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{
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name: "time.Local will bite you",
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spec: "CRON_TZ=Local 30 9 * * 1-5",
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at: time.Time{},
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expectedNext: time.Time{},
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expectedError: "schedules scoped to time.Local are not supported",
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},
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{
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name: "invalid schedule",
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spec: "asdfasdfasdfsd",
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at: time.Time{},
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expectedNext: time.Time{},
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expectedError: "validate weekly schedule: expected schedule to consist of 5 fields with an optional CRON_TZ=<timezone> prefix",
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},
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{
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name: "invalid location",
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spec: "CRON_TZ=Fictional/Country 30 9 * * 1-5",
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at: time.Time{},
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expectedNext: time.Time{},
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expectedError: "parse schedule: provided bad location Fictional/Country: unknown time zone Fictional/Country",
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},
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{
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name: "invalid schedule with 3 fields",
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spec: "CRON_TZ=Fictional/Country 30 9 1-5",
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at: time.Time{},
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expectedNext: time.Time{},
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expectedError: "validate weekly schedule: expected schedule to consist of 5 fields with an optional CRON_TZ=<timezone> prefix",
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},
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{
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name: "invalid schedule with 3 fields and no timezone",
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spec: "30 9 1-5",
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at: time.Time{},
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expectedNext: time.Time{},
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expectedError: "validate weekly schedule: expected schedule to consist of 5 fields with an optional CRON_TZ=<timezone> prefix",
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},
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{
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name: "valid schedule with 5 fields but month and dom not set to *",
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spec: "30 9 1 1 1-5",
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at: time.Time{},
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expectedNext: time.Time{},
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expectedError: "validate weekly schedule: expected day-of-month and month to be *",
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},
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{
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name: "valid schedule with 5 fields and timezone but month and dom not set to *",
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spec: "CRON_TZ=Europe/Dublin 30 9 1 1 1-5",
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at: time.Time{},
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expectedNext: time.Time{},
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expectedError: "validate weekly schedule: expected day-of-month and month to be *",
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},
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}
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for _, testCase := range testCases {
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t.Run(testCase.name, func(t *testing.T) {
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t.Parallel()
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actual, err := cron.Weekly(testCase.spec)
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if testCase.expectedError == "" {
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nextTime := actual.Next(testCase.at)
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require.NoError(t, err)
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require.Equal(t, testCase.expectedNext, nextTime)
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require.Equal(t, testCase.expectedCron, actual.Cron())
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require.Equal(t, testCase.expectedLocation, actual.Location())
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require.Equal(t, testCase.expectedString, actual.String())
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require.Equal(t, testCase.expectedMin, actual.Min())
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require.Equal(t, testCase.expectedDaysOfWeek, actual.DaysOfWeek())
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require.Equal(t, testCase.expectedTime, actual.Time())
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} else {
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require.EqualError(t, err, testCase.expectedError)
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require.Nil(t, actual)
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}
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})
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}
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}
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func TestIsWithinRange(t *testing.T) {
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t.Parallel()
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testCases := []struct {
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name string
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spec string
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at time.Time
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expectedWithinRange bool
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expectedError string
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}{
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// "* 9-18 * * 1-5" should be interpreted as a continuous time range from 09:00:00 to 18:59:59, Monday through Friday
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{
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name: "Right before the start of the time range",
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spec: "* 9-18 * * 1-5",
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at: mustParseTime(t, time.RFC1123, "Mon, 02 Jun 2025 8:59:59 UTC"),
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expectedWithinRange: false,
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},
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{
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name: "Start of the time range",
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spec: "* 9-18 * * 1-5",
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at: mustParseTime(t, time.RFC1123, "Mon, 02 Jun 2025 9:00:00 UTC"),
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expectedWithinRange: true,
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},
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{
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name: "9:01 AM - One minute after the start of the time range",
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spec: "* 9-18 * * 1-5",
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at: mustParseTime(t, time.RFC1123, "Mon, 02 Jun 2025 9:01:00 UTC"),
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expectedWithinRange: true,
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},
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{
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name: "2PM - The middle of the time range",
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spec: "* 9-18 * * 1-5",
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at: mustParseTime(t, time.RFC1123, "Mon, 02 Jun 2025 14:00:00 UTC"),
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expectedWithinRange: true,
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},
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{
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name: "6PM - One hour before the end of the time range",
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spec: "* 9-18 * * 1-5",
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at: mustParseTime(t, time.RFC1123, "Mon, 02 Jun 2025 18:00:00 UTC"),
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expectedWithinRange: true,
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},
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{
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name: "End of the time range",
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spec: "* 9-18 * * 1-5",
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at: mustParseTime(t, time.RFC1123, "Mon, 02 Jun 2025 18:59:59 UTC"),
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expectedWithinRange: true,
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},
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{
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name: "Right after the end of the time range",
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spec: "* 9-18 * * 1-5",
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at: mustParseTime(t, time.RFC1123, "Mon, 02 Jun 2025 19:00:00 UTC"),
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expectedWithinRange: false,
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},
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{
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name: "7:01PM - One minute after the end of the time range",
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spec: "* 9-18 * * 1-5",
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at: mustParseTime(t, time.RFC1123, "Mon, 02 Jun 2025 19:01:00 UTC"),
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expectedWithinRange: false,
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},
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{
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name: "2AM - Significantly outside the time range",
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spec: "* 9-18 * * 1-5",
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at: mustParseTime(t, time.RFC1123, "Mon, 02 Jun 2025 02:00:00 UTC"),
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expectedWithinRange: false,
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},
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{
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name: "Outside the day range #1",
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spec: "* 9-18 * * 1-5",
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at: mustParseTime(t, time.RFC1123, "Sat, 07 Jun 2025 14:00:00 UTC"),
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expectedWithinRange: false,
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},
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{
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name: "Outside the day range #2",
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spec: "* 9-18 * * 1-5",
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at: mustParseTime(t, time.RFC1123, "Sun, 08 Jun 2025 14:00:00 UTC"),
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expectedWithinRange: false,
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},
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{
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name: "Check that Sunday is supported with value 0",
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spec: "* 9-18 * * 0",
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at: mustParseTime(t, time.RFC1123, "Sun, 08 Jun 2025 14:00:00 UTC"),
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expectedWithinRange: true,
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},
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{
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name: "Check that value 7 is rejected as out of range",
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spec: "* 9-18 * * 7",
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at: mustParseTime(t, time.RFC1123, "Sun, 08 Jun 2025 14:00:00 UTC"),
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expectedError: "end of range (7) above maximum (6): 7",
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},
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}
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for _, testCase := range testCases {
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testCase := testCase
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t.Run(testCase.name, func(t *testing.T) {
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t.Parallel()
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sched, err := cron.Weekly(testCase.spec)
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if testCase.expectedError != "" {
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require.Error(t, err)
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require.Contains(t, err.Error(), testCase.expectedError)
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return
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}
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require.NoError(t, err)
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withinRange := sched.IsWithinRange(testCase.at)
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require.Equal(t, testCase.expectedWithinRange, withinRange)
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})
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}
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}
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func mustParseTime(t *testing.T, layout, value string) time.Time {
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t.Helper()
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parsedTime, err := time.Parse(layout, value)
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require.NoError(t, err)
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return parsedTime
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}
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func mustLocation(t *testing.T, s string) *time.Location {
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t.Helper()
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loc, err := time.LoadLocation(s)
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require.NoError(t, err)
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return loc
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}
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