Add index test

Author: zarathustra323

test/index.spec.js

@@ -0,0 +1,11 @@
+const models = require('../src/index');
+
+describe('index', function() {
+  it('should be an object with the types.', function(done) {
+    expect(models).to.be.an('object').with.all.keys(
+      'DateType',
+      'CursorType',
+    );
+    done();
+  });
+});