Adjust Block height indicators properly when database is created.

ldb/boundary_test.go

@@ -24,6 +24,14 @@ func TestEmptyDB(t *testing.T) {
 	}
 	defer os.RemoveAll(dbname)
 
+	sha, height, err := db.NewestSha()
+	if !sha.IsEqual(&btcwire.ShaHash{}) {
+		t.Errorf("sha not zero hash")
+	}
+	if height != -1 {
+		t.Errorf("height not -1 %v", height)
+	}
+
 	// This is a reopen test
 	db.Close()
 
@@ -34,7 +42,7 @@ func TestEmptyDB(t *testing.T) {
 	}
 	defer db.Close()
 
-	sha, height, err := db.NewestSha()
+	sha, height, err = db.NewestSha()
 	if !sha.IsEqual(&btcwire.ShaHash{}) {
 		t.Errorf("sha not zero hash")
 	}

ldb/leveldb.go

@@ -170,7 +170,13 @@ func CreateDB(dbpath string) (btcdb.Db, error) {
 	log = btcdb.GetLog()
 
 	// No special setup needed, just OpenBB
-	return openDB(dbpath, opt.OFCreateIfMissing)
+	db, err := openDB(dbpath, opt.OFCreateIfMissing)
+	if err == nil {
+		ldb := db.(*LevelDb)
+		ldb.lastBlkIdx = -1
+		ldb.nextBlock = 0
+	}
+	return db, err
 }
 
 func (db *LevelDb) close() {