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package utils
import (
"bytes"
"sync"
)
// testLogWriter provides a threadsafe way of reading and writing logs to a buffer.
type TestLogWriter struct {
Lock *sync.RWMutex
Buffer *bytes.Buffer
}
func (lw *TestLogWriter) Write(p []byte) (n int, err error) {
lw.Lock.Lock()
defer lw.Lock.Unlock()
n, err = lw.Buffer.Write(p)
if err != nil {
return 0, err
}
return n, nil
}
func (lw *TestLogWriter) String() string {
lw.Lock.RLock()
defer lw.Lock.RUnlock()
return lw.Buffer.String()
}
func NewTestLogWriter() *TestLogWriter {
return &TestLogWriter{
Lock: &sync.RWMutex{},
Buffer: &bytes.Buffer{},
}
}
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