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restic/vendor/cloud.google.com/go/datastore/save_test.go
2017-08-06 21:47:56 +02:00

195 lines
4.3 KiB
Go

// Copyright 2016 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package datastore
import (
"reflect"
"testing"
pb "google.golang.org/genproto/googleapis/datastore/v1"
)
func TestInterfaceToProtoNilKey(t *testing.T) {
var iv *Key
pv, err := interfaceToProto(iv, false)
if err != nil {
t.Fatalf("nil key: interfaceToProto: %v", err)
}
_, ok := pv.ValueType.(*pb.Value_NullValue)
if !ok {
t.Errorf("nil key: type:\ngot: %T\nwant: %T", pv.ValueType, &pb.Value_NullValue{})
}
}
func TestSaveEntityNested(t *testing.T) {
type WithKey struct {
X string
I int
K *Key `datastore:"__key__"`
}
type NestedWithKey struct {
Y string
N WithKey
}
type WithoutKey struct {
X string
I int
}
type NestedWithoutKey struct {
Y string
N WithoutKey
}
type a struct {
S string
}
type UnexpAnonym struct {
a
}
testCases := []struct {
desc string
src interface{}
key *Key
want *pb.Entity
}{
{
desc: "nested entity with key",
src: &NestedWithKey{
Y: "yyy",
N: WithKey{
X: "two",
I: 2,
K: testKey1a,
},
},
key: testKey0,
want: &pb.Entity{
Key: keyToProto(testKey0),
Properties: map[string]*pb.Value{
"Y": {ValueType: &pb.Value_StringValue{StringValue: "yyy"}},
"N": {ValueType: &pb.Value_EntityValue{
EntityValue: &pb.Entity{
Key: keyToProto(testKey1a),
Properties: map[string]*pb.Value{
"X": {ValueType: &pb.Value_StringValue{StringValue: "two"}},
"I": {ValueType: &pb.Value_IntegerValue{IntegerValue: 2}},
},
},
}},
},
},
},
{
desc: "nested entity with incomplete key",
src: &NestedWithKey{
Y: "yyy",
N: WithKey{
X: "two",
I: 2,
K: incompleteKey,
},
},
key: testKey0,
want: &pb.Entity{
Key: keyToProto(testKey0),
Properties: map[string]*pb.Value{
"Y": {ValueType: &pb.Value_StringValue{StringValue: "yyy"}},
"N": {ValueType: &pb.Value_EntityValue{
EntityValue: &pb.Entity{
Key: keyToProto(incompleteKey),
Properties: map[string]*pb.Value{
"X": {ValueType: &pb.Value_StringValue{StringValue: "two"}},
"I": {ValueType: &pb.Value_IntegerValue{IntegerValue: 2}},
},
},
}},
},
},
},
{
desc: "nested entity without key",
src: &NestedWithoutKey{
Y: "yyy",
N: WithoutKey{
X: "two",
I: 2,
},
},
key: testKey0,
want: &pb.Entity{
Key: keyToProto(testKey0),
Properties: map[string]*pb.Value{
"Y": {ValueType: &pb.Value_StringValue{StringValue: "yyy"}},
"N": {ValueType: &pb.Value_EntityValue{
EntityValue: &pb.Entity{
Properties: map[string]*pb.Value{
"X": {ValueType: &pb.Value_StringValue{StringValue: "two"}},
"I": {ValueType: &pb.Value_IntegerValue{IntegerValue: 2}},
},
},
}},
},
},
},
{
desc: "key at top level",
src: &WithKey{
X: "three",
I: 3,
K: testKey0,
},
key: testKey0,
want: &pb.Entity{
Key: keyToProto(testKey0),
Properties: map[string]*pb.Value{
"X": {ValueType: &pb.Value_StringValue{StringValue: "three"}},
"I": {ValueType: &pb.Value_IntegerValue{IntegerValue: 3}},
},
},
},
{
desc: "nested unexported anonymous struct field",
src: &UnexpAnonym{
a{S: "hello"},
},
key: testKey0,
want: &pb.Entity{
Key: keyToProto(testKey0),
Properties: map[string]*pb.Value{
"S": {ValueType: &pb.Value_StringValue{StringValue: "hello"}},
},
},
},
}
for _, tc := range testCases {
got, err := saveEntity(tc.key, tc.src)
if err != nil {
t.Errorf("saveEntity: %s: %v", tc.desc, err)
continue
}
if !reflect.DeepEqual(tc.want, got) {
t.Errorf("%s: compare:\ngot: %#v\nwant: %#v", tc.desc, got, tc.want)
}
}
}