logrus/logger_test.go

110 lines
2.6 KiB
Go

package logrus
import (
"bytes"
"encoding/json"
"fmt"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestFieldValueError(t *testing.T) {
buf := &bytes.Buffer{}
l := &Logger{
Out: buf,
Formatter: new(JSONFormatter),
Hooks: make(LevelHooks),
Level: DebugLevel,
}
l.WithField("func", func() {}).Info("test")
fmt.Println(buf.String())
var data map[string]interface{}
if err := json.Unmarshal(buf.Bytes(), &data); err != nil {
t.Error("unexpected error", err)
}
_, ok := data[FieldKeyLogrusError]
require.True(t, ok, `cannot found expected "logrus_error" field: %v`, data)
}
func TestNoFieldValueError(t *testing.T) {
buf := &bytes.Buffer{}
l := &Logger{
Out: buf,
Formatter: new(JSONFormatter),
Hooks: make(LevelHooks),
Level: DebugLevel,
}
l.WithField("str", "str").Info("test")
fmt.Println(buf.String())
var data map[string]interface{}
if err := json.Unmarshal(buf.Bytes(), &data); err != nil {
t.Error("unexpected error", err)
}
_, ok := data[FieldKeyLogrusError]
require.False(t, ok)
}
func TestWarninglnNotEqualToWarning(t *testing.T) {
buf := &bytes.Buffer{}
bufln := &bytes.Buffer{}
formatter := new(TextFormatter)
formatter.DisableTimestamp = true
formatter.DisableLevelTruncation = true
l := &Logger{
Out: buf,
Formatter: formatter,
Hooks: make(LevelHooks),
Level: DebugLevel,
}
l.Warning("hello,", "world")
l.SetOutput(bufln)
l.Warningln("hello,", "world")
assert.NotEqual(t, buf.String(), bufln.String(), "Warning() and Wantingln() should not be equal")
}
type testBufferPool struct {
buffers []*bytes.Buffer
get int
}
func (p *testBufferPool) Get() *bytes.Buffer {
p.get++
return new(bytes.Buffer)
}
func (p *testBufferPool) Put(buf *bytes.Buffer) {
p.buffers = append(p.buffers, buf)
}
func TestLogger_SetBufferPool(t *testing.T) {
out := &bytes.Buffer{}
l := New()
l.SetOutput(out)
pool := new(testBufferPool)
l.SetBufferPool(pool)
l.Info("test")
assert.Equal(t, pool.get, 1, "Logger.SetBufferPool(): The BufferPool.Get() must be called")
assert.Len(t, pool.buffers, 1, "Logger.SetBufferPool(): The BufferPool.Put() must be called")
}
func TestLogger_SetLevelOutput(t *testing.T) {
out := &bytes.Buffer{}
l := New()
l.SetOutput(out)
errOut := &bytes.Buffer{}
l.SetLevelOutput(ErrorLevel, errOut)
l.Error("test for err out")
assert.Contains(t, errOut.String(), "test for err out", "Logger.SetLevelOutput(): Logger.LevelOut no log content")
assert.Equal(t, out.Len(), 0, "Logger.SetLevelOutput(): Logger.Out got log content")
}