mirror of
https://codeberg.org/forgejo/forgejo.git
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255 lines
5.3 KiB
Go
255 lines
5.3 KiB
Go
package cron
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import (
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"fmt"
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"sync"
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"testing"
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"time"
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)
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// Many tests schedule a job for every second, and then wait at most a second
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// for it to run. This amount is just slightly larger than 1 second to
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// compensate for a few milliseconds of runtime.
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const ONE_SECOND = 1*time.Second + 10*time.Millisecond
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// Start and stop cron with no entries.
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func TestNoEntries(t *testing.T) {
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cron := New()
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cron.Start()
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select {
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case <-time.After(ONE_SECOND):
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t.FailNow()
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case <-stop(cron):
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}
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}
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// Start, stop, then add an entry. Verify entry doesn't run.
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func TestStopCausesJobsToNotRun(t *testing.T) {
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wg := &sync.WaitGroup{}
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wg.Add(1)
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cron := New()
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cron.Start()
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cron.Stop()
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cron.AddFunc("", "* * * * * ?", func() { wg.Done() })
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select {
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case <-time.After(ONE_SECOND):
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// No job ran!
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case <-wait(wg):
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t.FailNow()
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}
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}
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// Add a job, start cron, expect it runs.
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func TestAddBeforeRunning(t *testing.T) {
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wg := &sync.WaitGroup{}
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wg.Add(1)
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cron := New()
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cron.AddFunc("", "* * * * * ?", func() { wg.Done() })
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cron.Start()
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defer cron.Stop()
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// Give cron 2 seconds to run our job (which is always activated).
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select {
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case <-time.After(ONE_SECOND):
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t.FailNow()
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case <-wait(wg):
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}
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}
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// Start cron, add a job, expect it runs.
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func TestAddWhileRunning(t *testing.T) {
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wg := &sync.WaitGroup{}
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wg.Add(1)
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cron := New()
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cron.Start()
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defer cron.Stop()
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cron.AddFunc("", "* * * * * ?", func() { wg.Done() })
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select {
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case <-time.After(ONE_SECOND):
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t.FailNow()
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case <-wait(wg):
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}
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}
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// Test timing with Entries.
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func TestSnapshotEntries(t *testing.T) {
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wg := &sync.WaitGroup{}
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wg.Add(1)
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cron := New()
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cron.AddFunc("", "@every 2s", func() { wg.Done() })
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cron.Start()
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defer cron.Stop()
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// Cron should fire in 2 seconds. After 1 second, call Entries.
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select {
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case <-time.After(ONE_SECOND):
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cron.Entries()
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}
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// Even though Entries was called, the cron should fire at the 2 second mark.
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select {
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case <-time.After(ONE_SECOND):
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t.FailNow()
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case <-wait(wg):
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}
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}
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// Test that the entries are correctly sorted.
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// Add a bunch of long-in-the-future entries, and an immediate entry, and ensure
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// that the immediate entry runs immediately.
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// Also: Test that multiple jobs run in the same instant.
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func TestMultipleEntries(t *testing.T) {
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wg := &sync.WaitGroup{}
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wg.Add(2)
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cron := New()
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cron.AddFunc("", "0 0 0 1 1 ?", func() {})
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cron.AddFunc("", "* * * * * ?", func() { wg.Done() })
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cron.AddFunc("", "0 0 0 31 12 ?", func() {})
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cron.AddFunc("", "* * * * * ?", func() { wg.Done() })
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cron.Start()
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defer cron.Stop()
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select {
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case <-time.After(ONE_SECOND):
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t.FailNow()
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case <-wait(wg):
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}
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}
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// Test running the same job twice.
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func TestRunningJobTwice(t *testing.T) {
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wg := &sync.WaitGroup{}
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wg.Add(2)
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cron := New()
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cron.AddFunc("", "0 0 0 1 1 ?", func() {})
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cron.AddFunc("", "0 0 0 31 12 ?", func() {})
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cron.AddFunc("", "* * * * * ?", func() { wg.Done() })
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cron.Start()
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defer cron.Stop()
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select {
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case <-time.After(2 * ONE_SECOND):
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t.FailNow()
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case <-wait(wg):
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}
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}
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func TestRunningMultipleSchedules(t *testing.T) {
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wg := &sync.WaitGroup{}
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wg.Add(2)
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cron := New()
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cron.AddFunc("", "0 0 0 1 1 ?", func() {})
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cron.AddFunc("", "0 0 0 31 12 ?", func() {})
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cron.AddFunc("", "* * * * * ?", func() { wg.Done() })
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cron.Schedule("", "", Every(time.Minute), FuncJob(func() {}))
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cron.Schedule("", "", Every(time.Second), FuncJob(func() { wg.Done() }))
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cron.Schedule("", "", Every(time.Hour), FuncJob(func() {}))
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cron.Start()
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defer cron.Stop()
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select {
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case <-time.After(2 * ONE_SECOND):
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t.FailNow()
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case <-wait(wg):
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}
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}
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// Test that the cron is run in the local time zone (as opposed to UTC).
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func TestLocalTimezone(t *testing.T) {
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wg := &sync.WaitGroup{}
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wg.Add(1)
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now := time.Now().Local()
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spec := fmt.Sprintf("%d %d %d %d %d ?",
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now.Second()+1, now.Minute(), now.Hour(), now.Day(), now.Month())
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cron := New()
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cron.AddFunc("", spec, func() { wg.Done() })
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cron.Start()
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defer cron.Stop()
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select {
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case <-time.After(ONE_SECOND):
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t.FailNow()
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case <-wait(wg):
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}
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}
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type testJob struct {
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wg *sync.WaitGroup
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name string
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}
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func (t testJob) Run() {
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t.wg.Done()
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}
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// Simple test using Runnables.
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func TestJob(t *testing.T) {
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wg := &sync.WaitGroup{}
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wg.Add(1)
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cron := New()
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cron.AddJob("", "0 0 0 30 Feb ?", testJob{wg, "job0"})
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cron.AddJob("", "0 0 0 1 1 ?", testJob{wg, "job1"})
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cron.AddJob("", "* * * * * ?", testJob{wg, "job2"})
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cron.AddJob("", "1 0 0 1 1 ?", testJob{wg, "job3"})
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cron.Schedule("", "", Every(5*time.Second+5*time.Nanosecond), testJob{wg, "job4"})
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cron.Schedule("", "", Every(5*time.Minute), testJob{wg, "job5"})
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cron.Start()
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defer cron.Stop()
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select {
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case <-time.After(ONE_SECOND):
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t.FailNow()
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case <-wait(wg):
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}
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// Ensure the entries are in the right order.
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expecteds := []string{"job2", "job4", "job5", "job1", "job3", "job0"}
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var actuals []string
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for _, entry := range cron.Entries() {
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actuals = append(actuals, entry.Job.(testJob).name)
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}
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for i, expected := range expecteds {
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if actuals[i] != expected {
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t.Errorf("Jobs not in the right order. (expected) %s != %s (actual)", expecteds, actuals)
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t.FailNow()
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}
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}
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}
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func wait(wg *sync.WaitGroup) chan bool {
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ch := make(chan bool)
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go func() {
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wg.Wait()
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ch <- true
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}()
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return ch
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}
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func stop(cron *Cron) chan bool {
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ch := make(chan bool)
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go func() {
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cron.Stop()
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ch <- true
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}()
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return ch
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}
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