Add API to allow you to get the non-transactional datastore or taskqueue.

service/datastore/datastore_test.go

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // adapted from github.com/golang/appengine/datastore
 
 package datastore
 
 import (
         "fmt"
         "testing"
 
         "github.com/luci/gae/service/info"
         "github.com/luci/luci-go/common/errors"
         . "github.com/luci/luci-go/common/testing/assertions"
         . "github.com/smartystreets/goconvey/convey"
         "golang.org/x/net/context"
 )
 
-func fakeDatastoreFactory(c context.Context) RawInterface {
+func fakeDatastoreFactory(c context.Context, wantTxn bool) RawInterface {
         i := info.Get(c)
         return &fakeDatastore{
                 aid: i.FullyQualifiedAppID(),
                 ns:  i.GetNamespace(),
         }
 }
 
 type fakeDatastore struct {
         RawInterface
         aid string
@@ skipping 884 matching lines @@
                                 So(ds.Run(q, func(k *Key, _ CursorCB) bool {
                                         So(k.IntID(), ShouldEqual, i+1)
                                         i++
                                         return true
                                 }), ShouldBeNil)
                         })
 
                 })
         })
 }