func NewJsonEncoder() Encoder {
je := &JsonEncoder{
buff: bytes.NewBuffer(make([]byte, 1024*200)),
}
je.enc = ffjson.NewEncoder(je.buff)
return je
}
func TestMarshalEncoderError(t *testing.T) {
out := NopWriter{}
enc := ffjson.NewEncoder(&out)
v := GiveError{}
err := enc.Encode(v)
require.Error(t, err, "excpected error from encoder")
err = enc.Encode(newLogFFRecord())
require.NoError(t, err, "error did not clear as expected.")
err = enc.EncodeFast(newLogRecord())
require.Error(t, err, "excpected error from encoder on type that isn't fast")
}
func TestMarshalEncoder(t *testing.T) {
record := newLogFFRecord()
out := bytes.Buffer{}
enc := ffjson.NewEncoder(&out)
err := enc.Encode(record)
require.NoError(t, err)
require.NotEqual(t, 0, out.Len(), "encoded buffer size should not be 0")
out.Reset()
err = enc.EncodeFast(record)
require.NoError(t, err)
require.NotEqual(t, 0, out.Len(), "encoded buffer size should not be 0")
}
func PerformStat() {
go func() {
// Grab the initial stats.
prev := appdb.Stats()
for {
time.Sleep(60 * time.Second)
stats := appdb.Stats()
diff := stats.Sub(&prev)
json.NewEncoder(os.Stdout).Encode(diff)
prev = stats
}
}()
}
//logs to a file
func logConnFile(logC chan dnsLogEntry, opts *logOptions) {
logger := &lumberjack.Logger{
Filename: opts.Filename,
MaxSize: opts.MaxSize, // megabytes
MaxBackups: opts.MaxBackups,
MaxAge: opts.MaxAge, //days
}
enc := ffjson.NewEncoder(bufio.NewWriter(logger))
for message := range logC {
enc.Encode(message)
}
logger.Close()
}
func BenchmarkMarshalJSONNativeReuse(b *testing.B) {
record := newLogFFRecord()
buf, err := json.Marshal(&record)
if err != nil {
b.Fatalf("Marshal: %v", err)
}
b.SetBytes(int64(len(buf)))
enc := ffjson.NewEncoder(&NopWriter{})
b.ResetTimer()
for i := 0; i < b.N; i++ {
err := enc.Encode(record)
if err != nil {
b.Fatalf("Marshal: %v", err)
}
}
}