forked from carnivalmobile/dabus
/
service_observer_test.go
63 lines (53 loc) · 1.03 KB
/
service_observer_test.go
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package main
import (
"testing"
"time"
"github.com/coreos/go-systemd/dbus"
)
func TestNewServiceObserver(t *testing.T) {
target := "redis@arch.service"
err := StartUnit(target)
if err != nil {
t.Fatalf("Enable to start unit: %s", err)
}
timeout := make(chan bool, 1)
go func() {
time.Sleep(3 * time.Second)
close(timeout)
}()
obs, err := NewServiceObserver([]string{target})
if err != nil {
t.Fatalf("Enable to connect to the DUBS: %s", err)
}
eventChan := obs.Observe()
for {
select {
case event := <-eventChan:
expected := ServiceEvent{target, "active", "running"}
if (*event) != expected {
t.Fatalf("Unexpected event %#v", event)
}
goto success
case <-timeout:
t.Fatal("Reached timeout")
}
}
success:
return
}
func StartUnit(target string) error {
conn, err := dbus.New()
if err != nil {
return err
}
reschan := make(chan string)
_, err = conn.StartUnit(target, "replace", reschan)
if err != nil {
return err
}
job := <-reschan
if job != "done" {
return err
}
return nil
}