3394         let temp_dir = TempDir::new("persistent_db_test")?;  in test_persistence_for_files()  localVariable
3395         let mut db = KeystoreDB::new(temp_dir.path(), None)?;  in test_persistence_for_files()
3401         let db = KeystoreDB::new(temp_dir.path(), None)?;  in test_persistence_for_files()
3535         let temp_dir =  in test_remove_expired_certs()  localVariable
3537         let mut db = new_test_db_with_gc(temp_dir.path(), |_, _| Ok(()))?;  in test_remove_expired_certs()
4486         let temp_dir = Arc::new(TempDir::new("test_upgrade_0_to_1").unwrap());  in test_upgrade_0_to_1()  localVariable
4487         let mut db = KeystoreDB::new(temp_dir.path(), None).unwrap();  in test_upgrade_0_to_1()
4631             let temp_dir = Arc::new(TempDir::new("id_lock_test")?);  in test_insert_and_load_full_keyentry_domain_app_concurrently()  localVariable
4632             let temp_dir_clone = temp_dir.clone();  in test_insert_and_load_full_keyentry_domain_app_concurrently()
4633             let mut db = KeystoreDB::new(temp_dir.path(), None)?;  in test_insert_and_load_full_keyentry_domain_app_concurrently()
4663                 let temp_dir = temp_dir_clone;  in test_insert_and_load_full_keyentry_domain_app_concurrently()  localVariable
4664                 let mut db = KeystoreDB::new(temp_dir.path(), None).unwrap();  in test_insert_and_load_full_keyentry_domain_app_concurrently()
4704         let temp_dir =  in test_database_busy_error_code()  localVariable
4707         let mut db1 = KeystoreDB::new(temp_dir.path(), None).expect("Failed to open database1.");  in test_database_busy_error_code()
4708         let mut db2 = KeystoreDB::new(temp_dir.path(), None).expect("Failed to open database2.");  in test_database_busy_error_code()
4737         let temp_dir = Arc::new(  in test_large_number_of_concurrent_db_manipulations()  localVariable
4746             new_test_db_with_gc(temp_dir.path(), |_, _| Ok(())).expect("Failed to open database.");  in test_large_number_of_concurrent_db_manipulations()
4762         let temp_dir1 = temp_dir.clone();  in test_large_number_of_concurrent_db_manipulations()
4792         let temp_dir2 = temp_dir.clone();  in test_large_number_of_concurrent_db_manipulations()
4816         let temp_dir4 = temp_dir.clone();  in test_large_number_of_concurrent_db_manipulations()
4847         let temp_dir = TempDir::new("list_test")?;  in list()  localVariable
4848         let mut db = KeystoreDB::new(temp_dir.path(), None)?;  in list()