f1dea5b811
* add non-block write log in asynchronous mode --------- Co-authored-by: chenhaokun <chenhaokun@itiger.com>
129 lines
3.0 KiB
Go
129 lines
3.0 KiB
Go
// Copyright 2020
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package logs
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import (
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"encoding/json"
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"fmt"
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"io"
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"testing"
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"time"
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"github.com/stretchr/testify/assert"
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)
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func TestBeeLoggerDelLogger(t *testing.T) {
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prefix := "My-Cus"
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l := GetLogger(prefix)
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assert.NotNil(t, l)
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l.Print("hello")
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GetLogger().Print("hello")
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SetPrefix("aaa")
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Info("hello")
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}
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type mockLogger struct {
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*logWriter
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WriteCost time.Duration `json:"write_cost"` // Simulated log writing time consuming
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writeCnt int // Count add 1 when writing log success, just for test result
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}
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func NewMockLogger() Logger {
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return &mockLogger{
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logWriter: &logWriter{writer: io.Discard},
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}
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}
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func (m *mockLogger) Init(config string) error {
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return json.Unmarshal([]byte(config), m)
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}
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func (m *mockLogger) WriteMsg(lm *LogMsg) error {
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m.Lock()
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msg := lm.Msg
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msg += "\n"
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time.Sleep(m.WriteCost)
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if _, err := m.writer.Write([]byte(msg)); err != nil {
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return err
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}
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m.writeCnt++
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m.Unlock()
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return nil
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}
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func (m *mockLogger) GetCnt() int {
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return m.writeCnt
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}
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func (*mockLogger) Destroy() {}
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func (*mockLogger) Flush() {}
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func (*mockLogger) SetFormatter(_ LogFormatter) {}
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func TestBeeLogger_AsyncNonBlockWrite(t *testing.T) {
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testCases := []struct {
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name string
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before func()
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after func()
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msgLen int64
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writeCost time.Duration
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sendInterval time.Duration
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writeCnt int
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}{
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{
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// Write log time is less than send log time, no blocking
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name: "mock1",
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after: func() {
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_ = beeLogger.DelLogger("mock1")
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},
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msgLen: 5,
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writeCnt: 10,
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writeCost: 200 * time.Millisecond,
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sendInterval: 300 * time.Millisecond,
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},
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{
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// Write log time is less than send log time, discarded when blocking
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name: "mock2",
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after: func() {
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_ = beeLogger.DelLogger("mock2")
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},
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writeCnt: 5,
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msgLen: 5,
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writeCost: 200 * time.Millisecond,
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sendInterval: 10 * time.Millisecond,
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},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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Register(tc.name, NewMockLogger)
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err := beeLogger.SetLogger(tc.name, fmt.Sprintf(`{"write_cost": %d}`, tc.writeCost))
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assert.Nil(t, err)
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l := beeLogger.Async(tc.msgLen)
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l.AsyncNonBlockWrite()
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for i := 0; i < 10; i++ {
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time.Sleep(tc.sendInterval)
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l.Info(fmt.Sprintf("----%d----", i))
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}
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time.Sleep(1 * time.Second)
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assert.Equal(t, tc.writeCnt, l.outputs[0].Logger.(*mockLogger).writeCnt)
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tc.after()
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})
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}
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}
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