/
worker_test.go
144 lines (112 loc) · 3.06 KB
/
worker_test.go
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package worker
import (
"math/rand"
"testing"
"time"
"fmt"
"log"
)
type SampleJob struct {
Name string
Duration time.Duration
}
func (s *SampleJob) Run() {
time.Sleep(s.Duration)
log.Printf("%s done, slept for %s\n", s.Name, s.Duration)
}
func init() {
MaxJobs = 7
rand.Seed(time.Now().Unix())
}
func randomIntDuration(min, max int) time.Duration {
r := int64(rand.Int31n(int32(max-min)) + int32(min))
dur := time.Duration(int64(r)) * time.Second
return dur
}
func randomFloatDuration(min, max float64) time.Duration {
r := rand.Float64()*(max-min) + min
dur := time.Duration(int64(r*1e6)) * time.Microsecond
return dur
}
func TestAdd(t *testing.T) {
worker := NewWorker()
for i := 0; i < 60; i++ {
j := SampleJob{}
worker.Add(&j)
}
}
func TestRun(t *testing.T) {
MaxJobs = 5
worker := NewWorker()
for i := 0; i < 20; i++ {
j := SampleJob{Name: fmt.Sprintf("Sample job %d", i+1), Duration: randomIntDuration(2, 6)}
worker.Add(&j)
}
worker.RunUntilDone()
dur := time.Duration(5 * time.Second)
log.Printf("Sleeping for %s\n", dur)
time.Sleep(dur)
for i := 20; i < 35; i++ {
j := SampleJob{Name: fmt.Sprintf("Sample job %d", i+1), Duration: randomFloatDuration(2, 6)}
worker.Add(&j)
}
worker.RunUntilDone()
}
func TestSmallRun(t *testing.T) {
MaxJobs = 15
worker := NewWorker()
for i := 0; i < 5; i++ {
j := SampleJob{Name: fmt.Sprintf("Sample job %d", i+1), Duration: randomIntDuration(2, 6)}
worker.Add(&j)
}
worker.RunUntilDone()
}
func TestRunUntilFinished(t *testing.T) {
MaxJobs = 5
worker := NewWorker()
worker.On(JobAdded, func(p *Package, args ...interface{}) {
job := p.Job().(*SampleJob)
log.Printf("Job %s added, duration %s\n", job.Name, job.Duration)
})
killCh := make(chan ExitCode)
go worker.RunUntilStopped(killCh)
for i := 0; i < 10; i++ {
j := SampleJob{Name: fmt.Sprintf("Sample job %d (graceful)", i+1), Duration: randomIntDuration(1, 5)}
worker.Add(&j)
}
for i := 10; i < 15; i++ {
j := SampleJob{Name: fmt.Sprintf("Sample job %d (graceful)", i+1), Duration: randomIntDuration(3, 6)}
worker.Add(&j)
}
time.Sleep(5 * time.Second)
killCh <- ExitWhenDone
log.Printf("Exiting when done")
code := <-killCh
log.Printf("Exited with code %d", code)
}
func TestExtendedRun(t *testing.T) {
MaxJobs = 5
worker := NewWorker()
worker.On(JobAdded, func(p *Package, args ...interface{}) {
job := p.Job().(*SampleJob)
log.Printf("Job %s added, duration %s\n", job.Name, job.Duration)
})
killCh := make(chan ExitCode)
go worker.RunUntilStopped(killCh)
for i := 0; i < 10; i++ {
j := SampleJob{Name: fmt.Sprintf("Sample job %d (extended)", i+1), Duration: randomIntDuration(1, 5)}
worker.Add(&j)
}
log.Printf("Sleeping 20 seconds")
time.Sleep(20 * time.Second)
for i := 10; i < 15; i++ {
j := SampleJob{Name: fmt.Sprintf("Sample job %d (extended)", i+1), Duration: randomIntDuration(3, 6)}
worker.Add(&j)
}
log.Printf("Sleeping 15 seconds")
time.Sleep(15 * time.Second)
killCh <- ExitWhenDone
log.Printf("Exiting when done")
code := <-killCh
log.Printf("Exited with code %d", code)
}