zlog/syslog_test.go

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package zerolog
import "testing"
import "reflect"
type syslogEvent struct {
level string
msg string
}
type syslogTestWriter struct {
events []syslogEvent
}
func (w *syslogTestWriter) Write(p []byte) (int, error) {
return 0, nil
}
func (w *syslogTestWriter) Debug(m string) error {
w.events = append(w.events, syslogEvent{"Debug", m})
return nil
}
func (w *syslogTestWriter) Info(m string) error {
w.events = append(w.events, syslogEvent{"Info", m})
return nil
}
func (w *syslogTestWriter) Warning(m string) error {
w.events = append(w.events, syslogEvent{"Warning", m})
return nil
}
func (w *syslogTestWriter) Err(m string) error {
w.events = append(w.events, syslogEvent{"Err", m})
return nil
}
func (w *syslogTestWriter) Emerg(m string) error {
w.events = append(w.events, syslogEvent{"Emerg", m})
return nil
}
func (w *syslogTestWriter) Crit(m string) error {
w.events = append(w.events, syslogEvent{"Crit", m})
return nil
}
func TestSyslogWriter(t *testing.T) {
sw := &syslogTestWriter{}
log := New(SyslogLevelWriter(sw))
log.Debug().Msg("debug")
log.Info().Msg("info")
log.Warn().Msg("warn")
log.Error().Msg("error")
want := []syslogEvent{
{"Debug", `{"level":"debug","message":"debug"}` + "\n"},
{"Info", `{"level":"info","message":"info"}` + "\n"},
{"Warning", `{"level":"warning","message":"warn"}` + "\n"},
{"Err", `{"level":"error","message":"error"}` + "\n"},
}
if got := sw.events; !reflect.DeepEqual(got, want) {
t.Errorf("Invalid syslog message routing: want %v, got %v", want, got)
}
}