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//go:build !windows && !plan9 && !nacl
// +build !windows,!plan9,!nacl
package syslog
import (
"fmt"
"reflect"
"testing"
gosyslog "log/syslog"
"github.com/go-kit/log"
"github.com/go-kit/log/level"
)
func TestSyslogLoggerDefaultPrioritySelector(t *testing.T) {
w := &testSyslogWriter{}
l := NewSyslogLogger(w, log.NewLogfmtLogger)
l.Log("level", level.WarnValue(), "msg", "one")
l.Log("level", "undefined", "msg", "two")
l.Log("level", level.InfoValue(), "msg", "three")
l.Log("level", level.ErrorValue(), "msg", "four")
l.Log("level", level.DebugValue(), "msg", "five")
l.Log("msg", "six", "level", level.ErrorValue())
l.Log("msg", "seven", "level", level.DebugValue())
l.Log("msg", "eight", "level", level.InfoValue())
l.Log("msg", "nine", "level", "undefined")
l.Log("msg", "ten", "level", level.WarnValue())
l.Log("level", level.ErrorValue(), "msg")
l.Log("msg", "eleven", "level")
want := []string{
"warning: level=warn msg=one\n",
"info: level=undefined msg=two\n",
"info: level=info msg=three\n",
"err: level=error msg=four\n",
"debug: level=debug msg=five\n",
"err: msg=six level=error\n",
"debug: msg=seven level=debug\n",
"info: msg=eight level=info\n",
"info: msg=nine level=undefined\n",
"warning: msg=ten level=warn\n",
"err: level=error msg=null\n",
"info: msg=eleven level=null\n",
}
have := w.writes
if !reflect.DeepEqual(want, have) {
t.Errorf("wrong writes: want %s, have %s", want, have)
}
}
func TestSyslogLoggerExhaustivePrioritySelector(t *testing.T) {
w := &testSyslogWriter{}
selector := func(keyvals ...interface{}) gosyslog.Priority {
for i := 0; i < len(keyvals); i += 2 {
if keyvals[i] == level.Key() {
if v, ok := keyvals[i+1].(string); ok {
switch v {
case "emergency":
return gosyslog.LOG_EMERG
case "alert":
return gosyslog.LOG_ALERT
case "critical":
return gosyslog.LOG_CRIT
case "error":
return gosyslog.LOG_ERR
case "warning":
return gosyslog.LOG_WARNING
case "notice":
return gosyslog.LOG_NOTICE
case "info":
return gosyslog.LOG_INFO
case "debug":
return gosyslog.LOG_DEBUG
}
return gosyslog.LOG_LOCAL0
}
}
}
return gosyslog.LOG_LOCAL0
}
l := NewSyslogLogger(w, log.NewLogfmtLogger, PrioritySelectorOption(selector))
l.Log("level", "warning", "msg", "one")
l.Log("level", "error", "msg", "two")
l.Log("level", "critical", "msg", "three")
l.Log("level", "debug", "msg", "four")
l.Log("level", "info", "msg", "five")
l.Log("level", "alert", "msg", "six")
l.Log("level", "emergency", "msg", "seven")
l.Log("level", "notice", "msg", "eight")
l.Log("level", "unknown", "msg", "nine")
want := []string{
"warning: level=warning msg=one\n",
"err: level=error msg=two\n",
"crit: level=critical msg=three\n",
"debug: level=debug msg=four\n",
"info: level=info msg=five\n",
"alert: level=alert msg=six\n",
"emerg: level=emergency msg=seven\n",
"notice: level=notice msg=eight\n",
"write: level=unknown msg=nine\n",
}
have := w.writes
if !reflect.DeepEqual(want, have) {
t.Errorf("wrong writes: want %s, have %s", want, have)
}
}
type testSyslogWriter struct {
writes []string
}
func (w *testSyslogWriter) Write(b []byte) (int, error) {
msg := string(b)
w.writes = append(w.writes, fmt.Sprintf("write: %s", msg))
return len(msg), nil
}
func (w *testSyslogWriter) Close() error {
return nil
}
func (w *testSyslogWriter) Emerg(msg string) error {
w.writes = append(w.writes, fmt.Sprintf("emerg: %s", msg))
return nil
}
func (w *testSyslogWriter) Alert(msg string) error {
w.writes = append(w.writes, fmt.Sprintf("alert: %s", msg))
return nil
}
func (w *testSyslogWriter) Crit(msg string) error {
w.writes = append(w.writes, fmt.Sprintf("crit: %s", msg))
return nil
}
func (w *testSyslogWriter) Err(msg string) error {
w.writes = append(w.writes, fmt.Sprintf("err: %s", msg))
return nil
}
func (w *testSyslogWriter) Warning(msg string) error {
w.writes = append(w.writes, fmt.Sprintf("warning: %s", msg))
return nil
}
func (w *testSyslogWriter) Notice(msg string) error {
w.writes = append(w.writes, fmt.Sprintf("notice: %s", msg))
return nil
}
func (w *testSyslogWriter) Info(msg string) error {
w.writes = append(w.writes, fmt.Sprintf("info: %s", msg))
return nil
}
func (w *testSyslogWriter) Debug(msg string) error {
w.writes = append(w.writes, fmt.Sprintf("debug: %s", msg))
return nil
}
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