kvdb/test: add bolt test

kvdb/bolt_fixture.go

@@ -0,0 +1,44 @@
+package kvdb
+
+import (
+	"io/ioutil"
+	"os"
+	"path/filepath"
+	"testing"
+
+	"github.com/btcsuite/btcwallet/walletdb"
+	"github.com/stretchr/testify/require"
+)
+
+type boltFixture struct {
+	t       *testing.T
+	tempDir string
+}
+
+func NewBoltFixture(t *testing.T) *boltFixture {
+	tempDir, err := ioutil.TempDir("", "test")
+	require.NoError(t, err)
+
+	return &boltFixture{
+		t:       t,
+		tempDir: tempDir,
+	}
+}
+
+func (b *boltFixture) Cleanup() {
+	os.RemoveAll(b.tempDir)
+}
+
+func (b *boltFixture) NewBackend() walletdb.DB {
+	dbPath := filepath.Join(b.tempDir)
+
+	db, err := GetBoltBackend(&BoltBackendConfig{
+		DBPath:         dbPath,
+		DBFileName:     "test.db",
+		NoFreelistSync: true,
+		DBTimeout:      DefaultDBTimeout,
+	})
+	require.NoError(b.t, err)
+
+	return db
+}