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// Copyright 2023 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package test
import (
"context"
"fmt"
"strings"
"sync"
"sync/atomic"
"time"
"code.gitea.io/gitea/modules/log"
)
type LogChecker struct {
*log.EventWriterBaseImpl
filterMessages []string
filtered []bool
stopMark string
stopped bool
mu sync.Mutex
}
func (lc *LogChecker) Run(ctx context.Context) {
for {
select {
case <-ctx.Done():
return
case event, ok := <-lc.Queue:
if !ok {
return
}
lc.checkLogEvent(event)
}
}
}
func (lc *LogChecker) checkLogEvent(event *log.EventFormatted) {
lc.mu.Lock()
defer lc.mu.Unlock()
for i, msg := range lc.filterMessages {
if strings.Contains(event.Origin.MsgSimpleText, msg) {
lc.filtered[i] = true
}
}
if strings.Contains(event.Origin.MsgSimpleText, lc.stopMark) {
lc.stopped = true
}
}
var checkerIndex int64
func NewLogChecker(namePrefix string, level log.Level) (logChecker *LogChecker, cancel func()) {
logger := log.GetManager().GetLogger(namePrefix)
newCheckerIndex := atomic.AddInt64(&checkerIndex, 1)
writerName := namePrefix + "-" + fmt.Sprint(newCheckerIndex)
lc := &LogChecker{}
lc.EventWriterBaseImpl = log.NewEventWriterBase(writerName, "test-log-checker", log.WriterMode{
Level: level,
})
logger.AddWriters(lc)
return lc, func() { _ = logger.RemoveWriter(writerName) }
}
// Filter will make the `Check` function to check if these logs are outputted.
func (lc *LogChecker) Filter(msgs ...string) *LogChecker {
lc.mu.Lock()
defer lc.mu.Unlock()
lc.filterMessages = make([]string, len(msgs))
copy(lc.filterMessages, msgs)
lc.filtered = make([]bool, len(lc.filterMessages))
return lc
}
func (lc *LogChecker) StopMark(msg string) *LogChecker {
lc.mu.Lock()
defer lc.mu.Unlock()
lc.stopMark = msg
lc.stopped = false
return lc
}
// Check returns the filtered slice and whether the stop mark is reached.
func (lc *LogChecker) Check(d time.Duration) (filtered []bool, stopped bool) {
stop := time.Now().Add(d)
for {
lc.mu.Lock()
stopped = lc.stopped
lc.mu.Unlock()
if time.Now().After(stop) || stopped {
lc.mu.Lock()
f := make([]bool, len(lc.filtered))
copy(f, lc.filtered)
lc.mu.Unlock()
return f, stopped
}
time.Sleep(10 * time.Millisecond)
}
}
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