diff --git a/tests/test_db.rs b/tests/test_db.rs
index da71633..03344bc 100644
--- a/tests/test_db.rs
+++ b/tests/test_db.rs
@@ -20,7 +20,6 @@ mod util;
use libc::{size_t};
use rocksdb::{DB, DBVector, Error, IteratorMode, Options, WriteBatch};
-use std::str;
use util::DBPath;
#[test]
@@ -35,14 +34,20 @@ fn test_db_vector() {
#[test]
fn external() {
- let path = DBPath::new("_rust_rocksdb_externaltest");
- let db = DB::open_default(&path).unwrap();
- let p = db.put(b"k1", b"v1111");
- assert!(p.is_ok());
- let r: Result