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db_test.go
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db_test.go
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package keystore
import (
"encoding/binary"
"fmt"
"math/rand"
"os"
"strings"
"testing"
"time"
"github.com/mdigger/log"
)
func init() {
rand.Seed(time.Now().Unix())
log.SetLevel(log.DEBUG)
}
func randomAsterics() string {
return strings.Repeat("*", rand.Intn(18))
}
var filename = "test.db"
func TestDB(t *testing.T) {
os.RemoveAll(filename)
for p := 1; p < 50; p++ {
// t.Logf("test %02d", p)
db, err := Open(filename)
if err != nil {
t.Fatal(err)
}
var prefix = "abcd"
var keys = make([]string, 0, 100)
for i := 1; i < 100; i++ {
id := fmt.Sprintf("%c%c",
prefix[rand.Intn(len(prefix))],
rand.Intn(26)+'a',
)
keys = append(keys, id)
}
// fmt.Println(keys)
for i, key := range keys {
data := fmt.Sprintf("text init %02d:%04d [%s]",
p, i+1, randomAsterics())
err = db.PutJSON(key, data)
if err == nil {
var s string
if err = db.GetJSON(key, &s); err == nil {
if data != s {
t.Fatalf("data init error: %q - %q", data, s)
}
}
}
if err != nil {
t.Fatal(err)
}
}
// log.Info("----------------------------")
for i := 1; i < 500; i++ {
key := keys[rand.Intn(len(keys))]
if rand.Intn(3) == 0 {
if err = db.Delete(key); err == ErrNotFound {
err = nil
}
} else {
data := fmt.Sprintf("text random %02d:%04d [%s]",
p, i, randomAsterics())
err = db.PutJSON(key, data)
if err == nil {
var s string
if err = db.GetJSON(key, &s); err == nil {
if data != s {
t.Fatalf("data replace error: %q - %q", data, s)
}
}
}
}
if err != nil {
t.Fatal(err)
}
}
// log.Info("===============================")
nkeys := db.Keys("", "", 0, 0, true)
j, err := db.GetsJSON(nkeys...)
if err != nil {
t.Fatal(err)
}
_ = j
// enc := json.NewEncoder(os.Stdout)
// enc.SetIndent("", " ")
// if err := enc.Encode(j); err != nil {
// t.Fatal(err)
// }
// fmt.Printf("%s\n", j)
if err := db.Close(); err != nil {
t.Fatal(err)
}
// log.Info("++++++++++++++++++++++++")
}
db, err := Open(filename)
if err != nil {
t.Fatal(err)
}
nkeys := db.Keys("", "", 0, 0, true)
fmt.Printf("keys: %s\n", nkeys)
j, err := db.GetsJSON(nkeys...)
if err != nil {
t.Fatal(err)
}
_ = j
CloseAll()
if err := db.Close(); err != nil {
t.Fatal(err)
}
}
func TestBinaryKeys(t *testing.T) {
os.RemoveAll(filename)
for p := 1; p < 50; p++ {
// t.Logf("test %02d", p)
db, err := Open(filename)
if err != nil {
t.Fatal(err)
}
db.SetSync(false)
// fmt.Printf("database file: %q\n", db)
if db.String() != "db:"+filename {
t.Error("bad db string path")
}
for i := 0; i < 256; i++ {
var id = make([]byte, 4)
binary.BigEndian.PutUint32(id, uint32(i))
err = db.Put(string(id), id)
if err != nil {
t.Fatal(err)
}
}
keys := db.Keys("", "", 0, 0, true)
// fmt.Printf("%q\n", keys)
_ = keys
db.Close()
}
}
func TestErrNotFound(t *testing.T) {
os.RemoveAll(filename)
db, err := Open(filename)
if err != nil {
t.Fatal(err)
}
defer db.Close()
err = db.Put("id1", nil)
if err != nil {
t.Fatal(err)
}
value, err := db.Get("id1")
if err != nil {
t.Fatal(err)
}
if len(value) != 0 {
t.Fatal("bad empty value length")
}
value, err = db.Get("id100")
if err != ErrNotFound {
t.Fatal("bad not found")
}
if value != nil {
t.Fatal("bad not found value")
}
// ErrNotFound = nil
// _, err = db.Get("id100")
// if err != nil {
// t.Fatal("bad nil not found error")
// }
}