Interface update, per-method Contexts.

service/datastore/size_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 (
         "bytes"
         "fmt"
         "sort"
@@ skipping 14 matching lines @@
 
 var estimateSizeTests = []struct {
         pm     PropertyMap
         expect int
 }{
         {PropertyMap{"Something": {}}, 9},
         {PropertyMap{"Something": mps(100)}, 18},
         {PropertyMap{"Something": mps(100.1, "sup")}, 22},
         {PropertyMap{
                 "Something": mps(100, "sup"),
-                "Keys":      mps(MakeKey("aid", "ns", "parent", "something", "kind", int64(20))),
+                "Keys":      mps(KeyContext{"aid", "ns"}.MakeKey("parent", "something", "kind", int64(20))),
         }, 59},
         {PropertyMap{
                 "Null":   mps(nil),
                 "Bool":   mps(true, false),
                 "GP":     mps(GeoPoint{23.2, 122.1}),
                 "bskey":  mps(blobstore.Key("hello")),
                 "[]byte": mps([]byte("sup")),
         }, 59},
 }
 
@@ skipping 25 matching lines @@
         t.Parallel()
 
         Convey("Test EstimateSize", t, func() {
                 for _, tc := range estimateSizeTests {
                         Convey(stablePmString(tc.pm), func() {
                                 So(tc.pm.EstimateSize(), ShouldEqual, tc.expect)
                         })
                 }
         })
 }