datastore: Update AllocateIDs to take keys.

service/datastore/key_test.go

 // Copyright 2015 The LUCI Authors. All rights reserved.
 // Use of this source code is governed under the Apache License, Version 2.0
 // that can be found in the LICENSE file.
 
 package datastore
 
 import (
         "encoding/json"
         "fmt"
         "testing"
@@ skipping 87 matching lines @@
                         So(err, ShouldErrLike, "bad JSON key")
                 })
         })
 }
 
 func TestKeyValidity(t *testing.T) {
         //t.Parallel()
 
         Convey("keys validity", t, func() {
                 Convey("incomplete", func() {
-                        So(MakeKey("aid", "ns", "kind", 1).Incomplete(), ShouldBeFalse)
-                        So(MakeKey("aid", "ns", "kind", 0).Incomplete(), ShouldBeTrue)
+                        So(MakeKey("aid", "ns", "kind", 1).IsIncomplete(), ShouldBeFalse)
+                        So(MakeKey("aid", "ns", "kind", 0).IsIncomplete(), ShouldBeTrue)
                 })
 
                 Convey("invalid", func() {
                         So(MakeKey("aid", "ns", "hat", "face", "__kind__", 1).Valid(true, "aid", "ns"), ShouldBeTrue)
 
                         bads := []*Key{
                                 NewKeyToks("aid", "ns", []KeyTok{{"Kind", 1, "1"}}),
                                 MakeKey("", "ns", "hat", "face"),
                                 MakeKey("aid", "ns", "base", 1, "", "id"),
                                 MakeKey("aid", "ns", "hat", "face", "__kind__", 1),
@@ skipping 120 matching lines @@
                 }
 
                 for i := 1; i < len(s); i++ {
                         So(s[i-1], shouldBeLess, s[i])
                         So(s[i-1], shouldNotBeEqual, s[i])
                         So(s[i], shouldNotBeEqual, s[i-1])
                         So(s[i], shouldNotBeLess, s[i-1])
                 }
         })
 }