diff --git a/test/unit/local-data.spec.js b/test/unit/local-data.spec.js
new file mode 100644
index 000000000..0627889f6
--- /dev/null
+++ b/test/unit/local-data.spec.js
@@ -0,0 +1,37 @@
+'use strict';
+
+const assert = require('assert');
+const LocalData = require('../../src/lib/storage/local/local-data');
+const path = require('path');
+const _ = require('lodash');
+
+
+describe('Local Database', function() {
+
+
+  describe('reading database', () => {
+
+    const buildCorruptedPath = () => path.join(__dirname, './partials/storage/verdaccio-corrupted.db.json');
+
+    it('should return empty database on read corrupted database', () => {
+      const config = new LocalData(buildCorruptedPath());
+      assert(_.isEmpty(config.data.list));
+    });
+
+    it('should return a database on read valid database', () => {
+      const config = new LocalData(path.join(__dirname, './partials/storage/verdaccio.db.json'));
+      assert(_.isEmpty(config.data.list) === false);
+    });
+
+    it('should fails on sync a corrupted database', () => {
+      const config = new LocalData(buildCorruptedPath());
+      const error = config.sync();
+
+      assert(_.isError(error));
+      assert(error.message.match(/locked/));
+    });
+
+  });
+
+});
+
diff --git a/test/unit/partials/storage/verdaccio-corrupted.db.json b/test/unit/partials/storage/verdaccio-corrupted.db.json
new file mode 100644
index 000000000..9950bb074
--- /dev/null
+++ b/test/unit/partials/storage/verdaccio-corrupted.db.json
@@ -0,0 +1 @@
+{"list"[],"secret":"14705eeaed167749990dafa07f908d2a9504bfdb0f6ca4102eed5acba0bc9076"}
diff --git a/test/unit/partials/storage/verdaccio.db.json b/test/unit/partials/storage/verdaccio.db.json
new file mode 100644
index 000000000..3759b48f0
--- /dev/null
+++ b/test/unit/partials/storage/verdaccio.db.json
@@ -0,0 +1 @@
+{"list":["@verdaccio/test"],"secret":"48cd053de97d4ef34aea4f1efb902334442bea1e735df5fdc9424c986a281b3d"}