forked from mirror/ledisdb
370 lines
6.7 KiB
Go
370 lines
6.7 KiB
Go
package store
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import (
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"bytes"
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"fmt"
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"os"
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"reflect"
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"testing"
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"git.internal/re/ledisdb/config"
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"git.internal/re/ledisdb/store/driver"
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)
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func TestStore(t *testing.T) {
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cfg := config.NewConfigDefault()
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cfg.DataDir = "/tmp/testdb"
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cfg.LMDB.MapSize = 10 * 1024 * 1024
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ns := driver.ListStores()
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for _, s := range ns {
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t.Logf("store %s", s)
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cfg.DBName = s
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os.RemoveAll(getStorePath(cfg))
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db, err := Open(cfg)
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if err != nil {
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t.Fatal(err)
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}
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testStore(db, t)
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testClear(db, t)
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db.Close()
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}
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}
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func testStore(db *DB, t *testing.T) {
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testSimple(db, t)
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testBatch(db, t)
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testIterator(db, t)
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testSnapshot(db, t)
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testBatchData(db, t)
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}
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func testClear(db *DB, t *testing.T) {
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it := db.RangeIterator(nil, nil, RangeClose)
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for ; it.Valid(); it.Next() {
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db.Delete(it.RawKey())
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}
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it.Close()
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}
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func testSimple(db *DB, t *testing.T) {
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key := []byte("key")
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value := []byte("hello world")
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if err := db.Put(key, value); err != nil {
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t.Fatal(err)
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}
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if v, err := db.Get(key); err != nil {
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t.Fatal(err)
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} else if !bytes.Equal(v, value) {
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t.Fatal("not equal")
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}
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if v, err := db.GetSlice(key); err != nil {
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t.Fatal(err)
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} else if v == nil {
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t.Fatal("must not nil")
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} else if !bytes.Equal(v.Data(), value) {
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t.Fatal("not equal")
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} else {
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v.Free()
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}
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if err := db.Delete(key); err != nil {
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t.Fatal(err)
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}
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if v, err := db.Get(key); err != nil {
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t.Fatal(err)
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} else if v != nil {
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t.Fatal("must nil")
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}
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if v, err := db.GetSlice(key); err != nil {
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t.Fatal(err)
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} else if v != nil {
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t.Fatal("must nil")
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}
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if err := db.Put(key, nil); err != nil {
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t.Fatal(err)
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}
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if v, err := db.Get(key); err != nil {
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t.Fatal(err)
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} else if !bytes.Equal(v, []byte{}) {
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t.Fatal("must empty")
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}
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}
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func testBatch(db *DB, t *testing.T) {
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key1 := []byte("key1")
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key2 := []byte("key2")
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value := []byte("hello world")
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db.Put(key1, value)
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db.Put(key2, value)
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wb := db.NewWriteBatch()
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wb.Delete(key2)
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wb.Put(key1, []byte("hello world2"))
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if err := wb.Commit(); err != nil {
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t.Fatal(err)
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}
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if v, err := db.Get(key2); err != nil {
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t.Fatal(err)
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} else if v != nil {
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t.Fatal("must nil")
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}
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if v, err := db.Get(key1); err != nil {
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t.Fatal(err)
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} else if string(v) != "hello world2" {
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t.Fatal(string(v))
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}
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wb.Delete(key1)
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wb.Rollback()
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if v, err := db.Get(key1); err != nil {
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t.Fatal(err)
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} else if string(v) != "hello world2" {
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t.Fatal(string(v))
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}
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wb.Put(key1, nil)
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wb.Put(key2, []byte{})
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if err := wb.Commit(); err != nil {
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t.Fatal(err)
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}
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if v, err := db.Get(key1); err != nil {
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t.Fatal(err)
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} else if !bytes.Equal(v, []byte{}) {
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t.Fatal("must empty")
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}
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if v, err := db.Get(key2); err != nil {
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t.Fatal(err)
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} else if !bytes.Equal(v, []byte{}) {
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t.Fatal("must empty")
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}
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db.Delete(key1)
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db.Delete(key2)
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}
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func checkIterator(it *RangeLimitIterator, cv ...int) error {
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v := make([]string, 0, len(cv))
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for ; it.Valid(); it.Next() {
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k := it.Key()
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if string(it.Value()) != "value" {
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return fmt.Errorf("invalid value")
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}
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v = append(v, string(k))
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}
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it.Close()
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if len(v) != len(cv) {
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return fmt.Errorf("len error %d != %d", len(v), len(cv))
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}
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for k, i := range cv {
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if fmt.Sprintf("key_%d", i) != v[k] {
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return fmt.Errorf("%s, %d", v[k], i)
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}
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}
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return nil
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}
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func testIterator(db *DB, t *testing.T) {
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i := db.NewIterator()
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for i.SeekToFirst(); i.Valid(); i.Next() {
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db.Delete(i.Key())
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}
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i.Close()
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for i := 0; i < 10; i++ {
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key := []byte(fmt.Sprintf("key_%d", i))
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value := []byte("value")
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db.Put(key, value)
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}
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i = db.NewIterator()
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i.SeekToFirst()
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if !i.Valid() {
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t.Fatal("must valid")
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} else if string(i.Key()) != "key_0" {
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t.Fatal(string(i.Key()))
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}
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i.Close()
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var it *RangeLimitIterator
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k := func(i int) []byte {
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return []byte(fmt.Sprintf("key_%d", i))
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}
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it = db.RangeLimitIterator(k(1), k(5), RangeClose, 0, -1)
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if err := checkIterator(it, 1, 2, 3, 4, 5); err != nil {
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t.Fatal(err)
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}
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it.Close()
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it = db.RangeLimitIterator(k(1), k(5), RangeClose, 0, -1)
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if err := checkIterator(it, 1, 2, 3, 4, 5); err != nil {
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t.Fatal(err)
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}
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it.Close()
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it = db.RangeLimitIterator(k(1), k(5), RangeClose, 1, 3)
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if err := checkIterator(it, 2, 3, 4); err != nil {
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t.Fatal(err)
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}
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it.Close()
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it = db.RangeLimitIterator(k(1), k(5), RangeLOpen, 0, -1)
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if err := checkIterator(it, 2, 3, 4, 5); err != nil {
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t.Fatal(err)
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}
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it.Close()
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it = db.RangeLimitIterator(k(1), k(5), RangeROpen, 0, -1)
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if err := checkIterator(it, 1, 2, 3, 4); err != nil {
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t.Fatal(err)
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}
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it.Close()
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it = db.RangeLimitIterator(k(1), k(5), RangeOpen, 0, -1)
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if err := checkIterator(it, 2, 3, 4); err != nil {
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t.Fatal(err)
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}
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it.Close()
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it = db.RevRangeLimitIterator(k(1), k(5), RangeClose, 0, -1)
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if err := checkIterator(it, 5, 4, 3, 2, 1); err != nil {
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t.Fatal(err)
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}
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it.Close()
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it = db.RevRangeLimitIterator(k(1), k(5), RangeClose, 1, 3)
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if err := checkIterator(it, 4, 3, 2); err != nil {
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t.Fatal(err)
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}
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it.Close()
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it = db.RevRangeLimitIterator(k(1), k(5), RangeLOpen, 0, -1)
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if err := checkIterator(it, 5, 4, 3, 2); err != nil {
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t.Fatal(err)
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}
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it.Close()
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it = db.RevRangeLimitIterator(k(1), k(5), RangeROpen, 0, -1)
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if err := checkIterator(it, 4, 3, 2, 1); err != nil {
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t.Fatal(err)
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}
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it.Close()
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it = db.RevRangeLimitIterator(k(1), k(5), RangeOpen, 0, -1)
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if err := checkIterator(it, 4, 3, 2); err != nil {
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t.Fatal(err)
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}
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it.Close()
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}
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func testSnapshot(db *DB, t *testing.T) {
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foo := []byte("foo")
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bar := []byte("bar")
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v1 := []byte("v1")
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v2 := []byte("v2")
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db.Put(foo, v1)
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db.Put(bar, v1)
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snap, err := db.NewSnapshot()
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if err != nil {
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t.Fatal(err)
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}
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i := snap.NewIterator()
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i.Seek([]byte("foo"))
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if !i.Valid() {
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t.Fatal("must valid")
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} else if string(i.Value()) != "v1" {
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t.Fatal(string(i.Value()))
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}
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i.Close()
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db.Put(foo, v2)
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db.Put(bar, v2)
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if v, err := snap.Get(foo); err != nil {
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t.Fatal(err)
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} else if string(v) != "v1" {
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t.Fatal(string(v))
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}
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if v, err := snap.Get(bar); err != nil {
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t.Fatal(err)
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} else if string(v) != "v1" {
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t.Fatal(string(v))
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}
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if v, err := db.Get(foo); err != nil {
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t.Fatal(err)
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} else if string(v) != "v2" {
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t.Fatal(string(v))
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}
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if v, err := db.Get(bar); err != nil {
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t.Fatal(err)
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} else if string(v) != "v2" {
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t.Fatal(string(v))
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}
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snap.Close()
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if v, err := db.Get(foo); err != nil {
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t.Fatal(err)
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} else if string(v) != "v2" {
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t.Fatal(string(v))
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}
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}
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func testBatchData(db *DB, t *testing.T) {
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w := db.NewWriteBatch()
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w.Put([]byte("a"), []byte("1"))
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w.Put([]byte("b"), nil)
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w.Delete([]byte("c"))
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d := w.BatchData()
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expected := []BatchItem{
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{[]byte("a"), []byte("1")},
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{[]byte("b"), []byte{}},
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{[]byte("c"), nil},
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}
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if kvs, err := d.Items(); err != nil {
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t.Fatal(err)
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} else if !reflect.DeepEqual(kvs, expected) {
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t.Fatalf("%v != %v", kvs, expected)
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}
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}
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