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/* SPDX-License-Identifier: MIT
*
* Copyright (C) 2019 WireGuard LLC. All Rights Reserved.
*/
package ringlogger
import (
"fmt"
"os"
"sync"
"testing"
"time"
)
func TestThreads(t *testing.T) {
wg := sync.WaitGroup{}
wg.Add(2)
go func() {
rl, err := NewRinglogger("ringlogger_test.bin", "ONE")
if err != nil {
t.Fatal(err)
}
for i := 0; i < 1024; i++ {
fmt.Fprintf(rl, "bla bla bla %d", i)
}
rl.Close()
wg.Done()
}()
go func() {
rl, err := NewRinglogger("ringlogger_test.bin", "TWO")
if err != nil {
t.Fatal(err)
}
for i := 1024; i < 2047; i++ {
fmt.Fprintf(rl, "bla bla bla %d", i)
}
rl.Close()
wg.Done()
}()
wg.Wait()
}
func TestWriteText(t *testing.T) {
rl, err := NewRinglogger("ringlogger_test.bin", "TXT")
if err != nil {
t.Fatal(err)
}
if len(os.Args) != 3 {
t.Fatal("Should pass exactly one argument")
}
fmt.Fprintf(rl, os.Args[2])
rl.Close()
}
func TestDump(t *testing.T) {
rl, err := NewRinglogger("ringlogger_test.bin", "DMP")
if err != nil {
t.Fatal(err)
}
_, err = rl.WriteTo(os.Stdout)
if err != nil {
t.Fatal(err)
}
rl.Close()
}
func TestFollow(t *testing.T) {
rl, err := NewRinglogger("ringlogger_test.bin", "FOL")
if err != nil {
t.Fatal(err)
}
cursor := CursorAll
for {
cursor = rl.FollowFromCursor(cursor, func(line string, stamp time.Time) {
fmt.Printf("%v: %s\n", stamp, line)
})
time.Sleep(300 * time.Millisecond)
}
}
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