Add additional tests

lib/backend.js

@@ -391,7 +391,7 @@ Backend.prototype.fetch = function(agent, index, id, options, callback) {
     collection: collection,
     id: id
   };
-  var snapshotOptions = options && options.snapshotOptions || {};
+  var snapshotOptions = (options && options.snapshotOptions) || {};
   if (agent) snapshotOptions.custom = agent.custom;
   backend.db.getSnapshot(collection, id, fields, snapshotOptions, function(err, snapshot) {
     if (err) return callback(err);
@@ -439,7 +439,7 @@ Backend.prototype.fetchBulk = function(agent, index, ids, options, callback) {
     collection: collection,
     ids: ids
   };
-  var snapshotOptions = options && options.snapshotOptions;
+  var snapshotOptions = (options && options.snapshotOptions) || {};
   if (agent) snapshotOptions.custom = agent.custom;
   backend.db.getSnapshotBulk(collection, ids, fields, snapshotOptions, function(err, snapshotMap) {
     if (err) return callback(err);

test/client/submit.js

@@ -1,5 +1,6 @@
 var async = require('async');
 var expect = require('chai').expect;
+var sinon = require('sinon');
 var types = require('../../lib/types');
 var deserializedType = require('./deserialized-type');
 var numberType = require('./number-type');
@@ -44,6 +45,21 @@ module.exports = function() {
       });
     });
 
+    it('can create a new doc and pass options to getSnapshot', function(done) {
+      var connection = this.backend.connect();
+      connection.agent.custom = {
+        foo: 'bar'
+      };
+      var getSnapshotSpy = sinon.spy(this.backend.db, 'getSnapshot');
+      connection.get('dogs', 'fido').create({age: 3}, function(err) {
+        if (err) return done(err);
+        expect(getSnapshotSpy.args[0][3]).to.deep.equal({
+          custom: {foo: 'bar'}
+        });
+        done();
+      });
+    });
+
     it('can create then delete then create a doc', function(done) {
       var doc = this.backend.connect().get('dogs', 'fido');
       doc.create({age: 3}, function(err) {