511 lines
11 KiB
Go
511 lines
11 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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type Simple struct {
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I int64
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}
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type SimpleWithTag struct {
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I int64 `datastore:"II"`
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}
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type NestedSimpleWithTag struct {
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A SimpleWithTag `datastore:"AA"`
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}
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type NestedSliceOfSimple struct {
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A []Simple
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}
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type SimpleTwoFields struct {
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S string
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SS string
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}
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type NestedSimpleAnonymous struct {
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Simple
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X string
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}
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type NestedSimple struct {
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A Simple
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I int
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}
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type NestedSimple1 struct {
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A Simple
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X string
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}
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type NestedSimple2X struct {
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AA NestedSimple
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A SimpleTwoFields
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S string
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}
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type BDotB struct {
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B string `datastore:"B.B"`
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}
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type ABDotB struct {
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A BDotB
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}
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type MultiAnonymous struct {
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Simple
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SimpleTwoFields
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X string
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}
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func TestLoadEntityNestedLegacy(t *testing.T) {
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testCases := []struct {
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desc string
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src *pb.Entity
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want interface{}
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}{
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{
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"nested",
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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{"two"}},
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"A.I": {ValueType: &pb.Value_IntegerValue{2}},
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},
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},
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&NestedSimple1{
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A: Simple{I: 2},
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X: "two",
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},
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},
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{
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"nested with tag",
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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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"AA.II": {ValueType: &pb.Value_IntegerValue{2}},
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},
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},
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&NestedSimpleWithTag{
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A: SimpleWithTag{I: 2},
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},
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},
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{
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"nested with anonymous struct field",
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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{"two"}},
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"I": {ValueType: &pb.Value_IntegerValue{2}},
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},
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},
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&NestedSimpleAnonymous{
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Simple: Simple{I: 2},
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X: "two",
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},
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},
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{
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"nested with dotted field tag",
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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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"A.B.B": {ValueType: &pb.Value_StringValue{"bb"}},
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},
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},
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&ABDotB{
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A: BDotB{
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B: "bb",
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},
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},
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},
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{
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"nested with multiple anonymous fields",
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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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"I": {ValueType: &pb.Value_IntegerValue{3}},
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"S": {ValueType: &pb.Value_StringValue{"S"}},
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"SS": {ValueType: &pb.Value_StringValue{"s"}},
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"X": {ValueType: &pb.Value_StringValue{"s"}},
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},
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},
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&MultiAnonymous{
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Simple: Simple{I: 3},
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SimpleTwoFields: SimpleTwoFields{S: "S", SS: "s"},
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X: "s",
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},
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},
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}
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for _, tc := range testCases {
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dst := reflect.New(reflect.TypeOf(tc.want).Elem()).Interface()
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err := loadEntityProto(dst, tc.src)
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if err != nil {
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t.Errorf("loadEntityProto: %s: %v", tc.desc, err)
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continue
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}
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if !reflect.DeepEqual(tc.want, dst) {
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t.Errorf("%s: compare:\ngot: %#v\nwant: %#v", tc.desc, dst, tc.want)
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}
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}
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}
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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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var (
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incompleteKey = newKey("", nil)
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invalidKey = newKey("s", incompleteKey)
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)
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func TestLoadEntityNested(t *testing.T) {
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testCases := []struct {
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desc string
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src *pb.Entity
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want interface{}
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}{
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{
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"nested basic",
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&pb.Entity{
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Properties: map[string]*pb.Value{
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"A": {ValueType: &pb.Value_EntityValue{
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&pb.Entity{
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Properties: map[string]*pb.Value{
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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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"I": {ValueType: &pb.Value_IntegerValue{10}},
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},
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},
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&NestedSimple{
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A: Simple{I: 3},
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I: 10,
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},
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},
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{
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"nested with struct tags",
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&pb.Entity{
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Properties: map[string]*pb.Value{
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"AA": {ValueType: &pb.Value_EntityValue{
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&pb.Entity{
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Properties: map[string]*pb.Value{
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"II": {ValueType: &pb.Value_IntegerValue{1}},
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},
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},
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}},
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},
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},
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&NestedSimpleWithTag{
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A: SimpleWithTag{I: 1},
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},
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},
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{
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"nested 2x",
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&pb.Entity{
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Properties: map[string]*pb.Value{
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"AA": {ValueType: &pb.Value_EntityValue{
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&pb.Entity{
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Properties: map[string]*pb.Value{
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"A": {ValueType: &pb.Value_EntityValue{
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&pb.Entity{
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Properties: map[string]*pb.Value{
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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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"I": {ValueType: &pb.Value_IntegerValue{1}},
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},
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},
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}},
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"A": {ValueType: &pb.Value_EntityValue{
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&pb.Entity{
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Properties: map[string]*pb.Value{
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"S": {ValueType: &pb.Value_StringValue{"S"}},
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"SS": {ValueType: &pb.Value_StringValue{"s"}},
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},
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},
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}},
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"S": {ValueType: &pb.Value_StringValue{"SS"}},
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},
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},
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&NestedSimple2X{
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AA: NestedSimple{
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A: Simple{I: 3},
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I: 1,
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},
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A: SimpleTwoFields{S: "S", SS: "s"},
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S: "SS",
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},
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},
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{
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"nested anonymous",
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&pb.Entity{
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Properties: map[string]*pb.Value{
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"I": {ValueType: &pb.Value_IntegerValue{3}},
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"X": {ValueType: &pb.Value_StringValue{"SomeX"}},
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},
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},
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&NestedSimpleAnonymous{
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Simple: Simple{I: 3},
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X: "SomeX",
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},
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},
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{
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"nested simple with slice",
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&pb.Entity{
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Properties: map[string]*pb.Value{
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"A": {ValueType: &pb.Value_ArrayValue{
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&pb.ArrayValue{
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[]*pb.Value{
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{ValueType: &pb.Value_EntityValue{
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&pb.Entity{
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Properties: map[string]*pb.Value{
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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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{ValueType: &pb.Value_EntityValue{
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&pb.Entity{
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Properties: map[string]*pb.Value{
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"I": {ValueType: &pb.Value_IntegerValue{4}},
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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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},
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&NestedSliceOfSimple{
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A: []Simple{Simple{I: 3}, Simple{I: 4}},
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},
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},
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{
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"nested with multiple anonymous fields",
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&pb.Entity{
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Properties: map[string]*pb.Value{
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"I": {ValueType: &pb.Value_IntegerValue{3}},
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"S": {ValueType: &pb.Value_StringValue{"S"}},
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"SS": {ValueType: &pb.Value_StringValue{"s"}},
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"X": {ValueType: &pb.Value_StringValue{"ss"}},
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},
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},
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&MultiAnonymous{
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Simple: Simple{I: 3},
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SimpleTwoFields: SimpleTwoFields{S: "S", SS: "s"},
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X: "ss",
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},
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},
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{
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"nested with dotted field tag",
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&pb.Entity{
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Properties: map[string]*pb.Value{
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"A": {ValueType: &pb.Value_EntityValue{
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&pb.Entity{
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Properties: map[string]*pb.Value{
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"B.B": {ValueType: &pb.Value_StringValue{"bb"}},
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},
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},
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}},
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},
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},
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&ABDotB{
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A: BDotB{
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B: "bb",
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},
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},
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},
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{
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"nested entity with key",
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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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&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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},
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{
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"nested entity with invalid key",
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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(invalidKey),
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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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&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: invalidKey,
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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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dst := reflect.New(reflect.TypeOf(tc.want).Elem()).Interface()
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err := loadEntityProto(dst, tc.src)
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if err != nil {
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t.Errorf("loadEntityProto: %s: %v", tc.desc, err)
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continue
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}
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if !reflect.DeepEqual(tc.want, dst) {
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t.Errorf("%s: compare:\ngot: %#v\nwant: %#v", tc.desc, dst, tc.want)
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}
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}
|
||
|
|
}
|
||
|
|
|
||
|
|
type NestedStructPtrs struct {
|
||
|
|
*SimpleTwoFields
|
||
|
|
Nest *SimpleTwoFields
|
||
|
|
TwiceNest *NestedSimple2
|
||
|
|
I int
|
||
|
|
}
|
||
|
|
|
||
|
|
type NestedSimple2 struct {
|
||
|
|
A *Simple
|
||
|
|
I int
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestAlreadyPopulatedDst(t *testing.T) {
|
||
|
|
testCases := []struct {
|
||
|
|
desc string
|
||
|
|
src *pb.Entity
|
||
|
|
dst interface{}
|
||
|
|
want interface{}
|
||
|
|
}{
|
||
|
|
{
|
||
|
|
"simple already populated, nil properties",
|
||
|
|
&pb.Entity{
|
||
|
|
Key: keyToProto(testKey0),
|
||
|
|
Properties: map[string]*pb.Value{
|
||
|
|
"I": {ValueType: &pb.Value_NullValue{}},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
&Simple{
|
||
|
|
I: 12,
|
||
|
|
},
|
||
|
|
&Simple{},
|
||
|
|
},
|
||
|
|
{
|
||
|
|
"nested structs already populated",
|
||
|
|
&pb.Entity{
|
||
|
|
Key: keyToProto(testKey0),
|
||
|
|
Properties: map[string]*pb.Value{
|
||
|
|
"SS": {ValueType: &pb.Value_StringValue{"world"}},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
&SimpleTwoFields{S: "hello" /* SS: "" */},
|
||
|
|
&SimpleTwoFields{S: "hello", SS: "world"},
|
||
|
|
},
|
||
|
|
{
|
||
|
|
"nested structs already populated, pValues nil",
|
||
|
|
&pb.Entity{
|
||
|
|
Key: keyToProto(testKey0),
|
||
|
|
Properties: map[string]*pb.Value{
|
||
|
|
"S": {ValueType: &pb.Value_NullValue{}},
|
||
|
|
"SS": {ValueType: &pb.Value_StringValue{"ss hello"}},
|
||
|
|
"Nest": {ValueType: &pb.Value_NullValue{}},
|
||
|
|
"TwiceNest": {ValueType: &pb.Value_EntityValue{
|
||
|
|
&pb.Entity{
|
||
|
|
Properties: map[string]*pb.Value{
|
||
|
|
"A": {ValueType: &pb.Value_NullValue{}},
|
||
|
|
"I": {ValueType: &pb.Value_IntegerValue{2}},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
}},
|
||
|
|
"I": {ValueType: &pb.Value_IntegerValue{5}},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
&NestedStructPtrs{
|
||
|
|
&SimpleTwoFields{S: "hello" /* SS: "" */},
|
||
|
|
&SimpleTwoFields{ /* S: "" */ SS: "twice hello"},
|
||
|
|
&NestedSimple2{
|
||
|
|
A: &Simple{I: 2},
|
||
|
|
/* I: 0 */
|
||
|
|
},
|
||
|
|
0,
|
||
|
|
},
|
||
|
|
&NestedStructPtrs{
|
||
|
|
&SimpleTwoFields{ /* S: "" */ SS: "ss hello"},
|
||
|
|
nil,
|
||
|
|
&NestedSimple2{
|
||
|
|
/* A: nil, */
|
||
|
|
I: 2,
|
||
|
|
},
|
||
|
|
5,
|
||
|
|
},
|
||
|
|
},
|
||
|
|
}
|
||
|
|
|
||
|
|
for _, tc := range testCases {
|
||
|
|
err := loadEntityProto(tc.dst, tc.src)
|
||
|
|
if err != nil {
|
||
|
|
t.Errorf("loadEntityProto: %s: %v", tc.desc, err)
|
||
|
|
continue
|
||
|
|
}
|
||
|
|
|
||
|
|
if !reflect.DeepEqual(tc.want, tc.dst) {
|
||
|
|
t.Errorf("%s: compare:\ngot: %#v\nwant: %#v", tc.desc, tc.dst, tc.want)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|