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logger_test.go
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logger_test.go
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// SPDX-License-Identifier: GPL-3.0-or-later
package logger
import (
"bytes"
"io"
"log"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestSetSeverity(t *testing.T) {
require.Equal(t, globalSeverity, INFO)
SetSeverity(DEBUG)
assert.Equal(t, globalSeverity, DEBUG)
}
func TestNew(t *testing.T) {
assert.IsType(
t,
(*Logger)(nil),
New("", ""),
)
}
func TestNewLimited(t *testing.T) {
logger := NewLimited("", "")
assert.True(t, logger.limited)
_, ok := GlobalMsgCountWatcher.items[logger.id]
require.True(t, ok)
GlobalMsgCountWatcher.Unregister(logger)
}
func TestLogger_Critical(t *testing.T) {
buf := bytes.Buffer{}
logger := New("", "")
logger.formatter.SetOutput(&buf)
logger.formatter.flag = log.Lshortfile
logger.Critical()
assert.Contains(t, buf.String(), CRITICAL.ShortString())
assert.Contains(t, buf.String(), " logger_test.go")
}
func TestLogger_Criticalf(t *testing.T) {
buf := bytes.Buffer{}
logger := New("", "")
logger.formatter.SetOutput(&buf)
logger.formatter.flag = log.Lshortfile
logger.Criticalf("")
assert.Contains(t, buf.String(), CRITICAL.ShortString())
assert.Contains(t, buf.String(), " logger_test.go")
}
func TestLogger_Error(t *testing.T) {
buf := bytes.Buffer{}
logger := New("", "")
logger.formatter.SetOutput(&buf)
logger.Error()
assert.Contains(t, buf.String(), ERROR.ShortString())
}
func TestLogger_Errorf(t *testing.T) {
buf := bytes.Buffer{}
logger := New("", "")
logger.formatter.SetOutput(&buf)
logger.Errorf("")
assert.Contains(t, buf.String(), ERROR.ShortString())
}
func TestLogger_Warning(t *testing.T) {
buf := bytes.Buffer{}
logger := New("", "")
logger.formatter.SetOutput(&buf)
logger.Warning()
assert.Contains(t, buf.String(), WARNING.ShortString())
}
func TestLogger_Warningf(t *testing.T) {
buf := bytes.Buffer{}
logger := New("", "")
logger.formatter.SetOutput(&buf)
logger.Warningf("")
assert.Contains(t, buf.String(), WARNING.ShortString())
}
func TestLogger_Info(t *testing.T) {
buf := bytes.Buffer{}
logger := New("", "")
logger.formatter.SetOutput(&buf)
logger.Info()
assert.Contains(t, buf.String(), INFO.ShortString())
}
func TestLogger_Infof(t *testing.T) {
buf := bytes.Buffer{}
logger := New("", "")
logger.formatter.SetOutput(&buf)
logger.Infof("")
assert.Contains(t, buf.String(), INFO.ShortString())
}
func TestLogger_Debug(t *testing.T) {
buf := bytes.Buffer{}
logger := New("", "")
logger.formatter.SetOutput(&buf)
logger.Debug()
assert.Contains(t, buf.String(), DEBUG.ShortString())
}
func TestLogger_Debugf(t *testing.T) {
buf := bytes.Buffer{}
logger := New("", "")
logger.formatter.SetOutput(&buf)
logger.Debugf("")
assert.Contains(t, buf.String(), DEBUG.ShortString())
}
func TestLogger_NotInitialized(t *testing.T) {
var logger Logger
f := func() {
logger.Info()
}
assert.NotPanics(t, f)
}
func TestLogger_NotInitializedPtr(t *testing.T) {
var logger *Logger
f := func() {
logger.Info()
}
assert.NotPanics(t, f)
}
func TestLogger_Unlimited(t *testing.T) {
logger := New("", "")
wr := countWriter(0)
logger.formatter.SetOutput(&wr)
num := 1000
for i := 0; i < num; i++ {
logger.Info()
}
require.Equal(t, num, int(wr))
}
func TestLogger_Limited(t *testing.T) {
SetSeverity(INFO)
logger := New("", "")
logger.limited = true
wr := countWriter(0)
logger.formatter.SetOutput(&wr)
num := 1000
for i := 0; i < num; i++ {
logger.Info()
}
require.Equal(t, msgPerSecondLimit, int(wr))
}
func TestLogger_Info_race(t *testing.T) {
logger := New("", "")
logger.formatter.SetOutput(io.Discard)
for i := 0; i < 10; i++ {
go func() {
for j := 0; j < 10; j++ {
logger.Info("hello ", "world")
}
}()
}
time.Sleep(time.Second)
}
type countWriter int
func (c *countWriter) Write(b []byte) (n int, err error) {
*c++
return len(b), nil
}
func BenchmarkLogger_Infof(b *testing.B) {
l := New("test", "test")
l.formatter.SetOutput(io.Discard)
for i := 0; i < b.N; i++ {
l.Infof("hello %s", "world")
}
}
func BenchmarkLog_Printf(b *testing.B) {
logger := log.New(io.Discard, "", log.Lshortfile)
for i := 0; i < b.N; i++ {
logger.Printf("hello %s", "world")
}
}