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