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parsed_json_test.go
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/*
* MinIO Cloud Storage, (C) 2020 MinIO, Inc.
*
* 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 simdjson
import (
"bytes"
"encoding/json"
"fmt"
"io/ioutil"
"log"
"path/filepath"
"testing"
"time"
"github.com/klauspost/compress/zstd"
)
const demo_json = `{"Image":{"Width":800,"Height":600,"Title":"View from 15th Floor","Thumbnail":{"Url":"http://www.example.com/image/481989943","Height":125,"Width":100},"Animated":false,"IDs":[116,943,234,38793]}}`
type tester interface {
Fatal(args ...interface{})
}
func loadCompressed(t tester, file string) (ref []byte) {
dec, err := zstd.NewReader(nil)
if err != nil {
t.Fatal(err)
}
ref, err = ioutil.ReadFile(filepath.Join("testdata", file+".json.zst"))
if err != nil {
t.Fatal(err)
}
ref, err = dec.DecodeAll(ref, nil)
if err != nil {
t.Fatal(err)
}
return ref
}
var testCases = []struct {
name string
array bool
}{
{
name: "apache_builds",
},
{
name: "canada",
},
{
name: "citm_catalog",
},
{
name: "github_events",
array: true,
},
{
name: "gsoc-2018",
},
{
name: "instruments",
},
{
name: "numbers",
array: true,
},
{
name: "marine_ik",
},
{
name: "mesh",
},
{
name: "mesh.pretty",
},
{
name: "twitterescaped",
},
{
name: "twitter",
},
{
name: "random",
},
{
name: "update-center",
},
}
func BenchmarkIter_MarshalJSONBuffer(b *testing.B) {
if !SupportedCPU() {
b.SkipNow()
}
for _, tt := range testCases {
b.Run(tt.name, func(b *testing.B) {
ref := loadCompressed(b, tt.name)
pj, err := Parse(ref, nil)
if err != nil {
b.Fatal(err)
}
iter := pj.Iter()
cpy := iter
output, err := cpy.MarshalJSON()
if err != nil {
b.Fatal(err)
}
b.SetBytes(int64(len(output)))
b.ReportAllocs()
b.ResetTimer()
for i := 0; i < b.N; i++ {
cpy := iter
output, err = cpy.MarshalJSONBuffer(output[:0])
if err != nil {
b.Fatal(err)
}
}
})
}
}
func BenchmarkGoMarshalJSON(b *testing.B) {
for _, tt := range testCases {
b.Run(tt.name, func(b *testing.B) {
ref := loadCompressed(b, tt.name)
var m interface{}
m = map[string]interface{}{}
if tt.array {
m = []interface{}{}
}
err := json.Unmarshal(ref, &m)
if err != nil {
b.Fatal(err)
}
output, err := json.Marshal(m)
if err != nil {
b.Fatal(err)
}
b.SetBytes(int64(len(output)))
b.ReportAllocs()
b.ResetTimer()
for i := 0; i < b.N; i++ {
output, err = json.Marshal(m)
if err != nil {
b.Fatal(err)
}
}
})
}
}
func TestPrintJson(t *testing.T) {
if !SupportedCPU() {
t.SkipNow()
}
msg := []byte(demo_json)
expected := `{"Image":{"Width":800,"Height":600,"Title":"View from 15th Floor","Thumbnail":{"Url":"http://www.example.com/image/481989943","Height":125,"Width":100},"Animated":false,"IDs":[116,943,234,38793]}}`
pj, err := Parse(msg, nil)
if err != nil {
t.Errorf("parseMessage failed\n")
}
iter := pj.Iter()
out, err := iter.MarshalJSON()
if err != nil {
t.Fatal(err)
}
if string(out) != expected {
t.Errorf("TestPrintJson: got: %s want: %s", out, expected)
}
}
func TestExchange(t *testing.T) {
if !SupportedCPU() {
t.SkipNow()
}
input := `{"value": -20}`
pj, err := Parse([]byte(input), nil)
if err != nil {
t.Errorf("Parse failed: %v", err)
return
}
for i := 0; i < 200; i++ {
i := i
t.Run(fmt.Sprint(i), func(t *testing.T) {
t.Parallel()
var cl *ParsedJson
var o *Object
for j := 0; j < 10; j++ {
cl = pj.Clone(cl)
iter := cl.Iter()
iter.Advance()
_, r, err := iter.Root(&iter)
if err != nil {
t.Fatalf("Root failed: %v", err)
}
o, err = r.Object(o)
if err != nil {
t.Fatalf("Object failed: %v", err)
}
_, _, err = o.NextElementBytes(r)
if err != nil {
t.Fatalf("NextElementBytes failed: %v", err)
}
want := uint64(i + j*100)
err = r.SetUInt(want)
if err != nil {
t.Fatalf("SetUInt failed: %v", err)
return
}
time.Sleep(10 * time.Millisecond)
v, err := r.Uint()
if err != nil {
t.Fatalf("Uint failed: %v", err)
return
}
if v != want {
t.Errorf("want %d, got %d", want, v)
}
}
})
}
}
func TestIter_SetNull(t *testing.T) {
if !SupportedCPU() {
t.SkipNow()
}
input := `{"0val":{"true":true,"false":false,"nullval":null},"1val":{"float":12.3456,"int":-42,"uint":9223372036854775808},"stringval":"initial value","array":[null,true,false,"astring",-42,9223372036854775808,1.23455]}`
tests := []struct {
want string
}{
{
want: `{"0val":{"true":null,"false":null,"nullval":null},"1val":{"float":null,"int":null,"uint":null},"stringval":null,"array":[null,null,null,null,null,null,null]}`,
},
}
for _, test := range tests {
t.Run("null", func(t *testing.T) {
pj, err := Parse([]byte(input), nil)
if err != nil {
t.Errorf("parseMessage failed\n")
return
}
root := pj.Iter()
// Queue root
root.AdvanceInto()
if err != nil {
t.Errorf("root failed: %v", err)
return
}
iter := root
for {
typ := iter.Type()
switch typ {
case TypeBool, TypeNull:
//t.Logf("setting to %v", test.setTo)
err := iter.SetNull()
if err != nil {
t.Errorf("Unable to set value: %v", err)
}
if iter.Type() != TypeNull {
t.Errorf("Want type %v, got %v", TypeNull, iter.Type())
}
case TypeFloat, TypeUint, TypeInt:
err := iter.SetNull()
if err != nil {
t.Errorf("Unable to set value: %v", err)
}
if iter.Type() != TypeNull {
t.Errorf("Want type %v, got %v", TypeNull, iter.Type())
}
case TypeString:
// Most are keys so cannot be nulled.
s, _ := iter.String()
switch s {
case "astring", "initial value":
err := iter.SetNull()
if err != nil {
t.Errorf("Unable to set value: %v", err)
}
if iter.Type() != TypeNull {
t.Errorf("Want type %v, got %v", TypeNull, iter.Type())
}
}
case TypeRoot, TypeObject, TypeArray:
default:
err := iter.SetNull()
if err == nil {
t.Errorf("Value should not be settable for type %v", typ)
}
}
if iter.PeekNextTag() == TagEnd {
break
}
iter.AdvanceInto()
}
out, err := root.MarshalJSON()
if err != nil {
t.Fatal(err)
}
if string(out) != test.want {
t.Errorf("want: %s\n got: %s", test.want, string(out))
}
ser := NewSerializer()
pj2, err := ser.Deserialize(ser.Serialize(nil, *pj), nil)
if err != nil {
t.Fatal(err)
}
iter2 := pj2.Iter()
out2, err := iter2.MarshalJSON()
if err != nil {
t.Fatal(err)
}
if !bytes.Equal(out, out2) {
t.Errorf("roundtrip mismatch: %s != %s", out, out2)
}
})
}
}
func TestIter_SetNull_ObjArr(t *testing.T) {
if !SupportedCPU() {
t.SkipNow()
}
tests := []struct {
input string
skipN int
want string
nullRoot bool
}{
{
input: `{"0val":{"true":true}}`,
skipN: 1,
want: `{"0val":null}`,
},
{
input: `{"0val":[1,2,334,5,454,6,5,true,5,6,78]}`,
skipN: 1,
want: `{"0val":null}`,
},
{
input: `[{"0val":[1,2,334,5,454,6,5,true,5,6,78]}, {"2val":{"true":true}}]`,
skipN: 1,
want: `[null,null]`,
},
{
input: `[{"0val":[1,2,334,5,454,6,5,true,5,6,78]}, {"2val":{"true":true}}]`,
nullRoot: true,
want: `null`,
},
}
for i, test := range tests {
t.Run(fmt.Sprint(i), func(t *testing.T) {
skip := test.skipN
pj, err := ParseND([]byte(test.input), nil)
if err != nil {
t.Errorf("parseMessage failed\n")
return
}
root := pj.Iter()
// Queue root
root.AdvanceInto()
if err != nil {
t.Errorf("root failed: %v", err)
return
}
iter := root
for {
typ := iter.Type()
switch typ {
case TypeObject, TypeArray:
if skip > 0 {
skip--
break
}
//t.Logf("setting to %v", test.setTo)
err := iter.SetNull()
if err != nil {
t.Errorf("Unable to set value: %v", err)
}
if iter.Type() != TypeNull {
t.Errorf("Want type %v, got %v", TypeNull, iter.Type())
}
case TypeRoot:
if test.nullRoot {
err := iter.SetNull()
if err != nil {
t.Errorf("Unable to set value: %v", err)
}
if iter.Type() != TypeNull {
t.Errorf("Want type %v, got %v", TypeNull, iter.Type())
}
}
default:
}
if iter.PeekNextTag() == TagEnd {
break
}
iter.AdvanceInto()
}
root = pj.Iter()
out, err := root.MarshalJSON()
if err != nil {
t.Fatal(err)
}
if string(out) != test.want {
t.Errorf("want: %s\n got: %s", test.want, string(out))
}
ser := NewSerializer()
pj2, err := ser.Deserialize(ser.Serialize(nil, *pj), nil)
if err != nil {
t.Fatal(err)
}
iter2 := pj2.Iter()
out2, err := iter2.MarshalJSON()
if err != nil {
t.Fatal(err)
}
if !bytes.Equal(out, out2) {
t.Errorf("roundtrip mismatch: %s != %s", out, out2)
}
})
}
}
func TestObject_DeleteElems(t *testing.T) {
if !SupportedCPU() {
t.SkipNow()
}
input := `{"one": 1, "two": 2.02, "three": "33333", "four": 0, "five": false, "six": true, "seven": {"key": "value"}, "eight": [1,2,2,3]}`
tests := []struct {
want string
fn func(key string) bool
}{
{
want: `{}`,
fn: func(key string) bool {
return true
},
},
{
want: `{"two":2.02,"three":"33333","four":0,"five":false,"six":true,"seven":{"key":"value"},"eight":[1,2,2,3]}`,
fn: func(key string) bool {
return key == "one"
},
},
{
want: `{"one":1,"three":"33333","four":0,"five":false,"six":true,"seven":{"key":"value"},"eight":[1,2,2,3]}`,
fn: func(key string) bool {
return key == "two"
},
},
{
want: `{"one":1,"two":2.02,"four":0,"five":false,"six":true,"seven":{"key":"value"},"eight":[1,2,2,3]}`,
fn: func(key string) bool {
return key == "three"
},
},
{
want: `{"one":1,"two":2.02,"three":"33333","five":false,"six":true,"seven":{"key":"value"},"eight":[1,2,2,3]}`,
fn: func(key string) bool {
return key == "four"
},
},
{
want: `{"one":1,"two":2.02,"three":"33333","four":0,"six":true,"seven":{"key":"value"},"eight":[1,2,2,3]}`,
fn: func(key string) bool {
return key == "five"
},
},
{
want: `{"one":1,"two":2.02,"three":"33333","four":0,"five":false,"seven":{"key":"value"},"eight":[1,2,2,3]}`,
fn: func(key string) bool {
return key == "six"
},
},
{
want: `{"one":1,"two":2.02,"three":"33333","four":0,"five":false,"six":true,"eight":[1,2,2,3]}`,
fn: func(key string) bool {
return key == "seven"
},
},
{
want: `{"one":1,"two":2.02,"three":"33333","four":0,"five":false,"six":true,"seven":{"key":"value"}}`,
fn: func(key string) bool {
return key == "eight"
},
},
{
want: `{"one":1,"two":2.02,"three":"33333","four":0,"five":false,"six":true,"seven":{"key":"value"},"eight":[1,2,2,3]}`,
fn: func(key string) bool {
return false
},
},
}
for i, test := range tests {
t.Run(fmt.Sprint(i), func(t *testing.T) {
pj, err := Parse([]byte(input), nil)
if err != nil {
t.Errorf("parseMessage failed\n")
return
}
// Queue root
iter := pj.Iter()
iter.AdvanceInto()
_, root, err := iter.Root(nil)
if err != nil {
t.Fatalf("root failed: %v", err)
return
}
obj, err := root.Object(nil)
if err != nil {
t.Fatalf("obj failed: %v", err)
return
}
err = obj.DeleteElems(func(key []byte, i Iter) bool {
return test.fn(string(key))
}, nil)
if err != nil {
t.Fatal(err)
}
// Test we don't delete more than we should
err = obj.DeleteElems(nil, map[string]struct{}{"unwanted": {}})
if err != nil {
t.Fatal(err)
}
out, err := root.MarshalJSON()
if err != nil {
t.Fatal(err)
}
if string(out) != test.want {
t.Errorf("want: %s\n got: %s", test.want, string(out))
}
ser := NewSerializer()
b := ser.Serialize(nil, *pj)
if err != nil {
t.Fatal(err)
}
pj2, err := ser.Deserialize(b, nil)
if err != nil {
t.Fatal(err)
}
iter = pj2.Iter()
iter.AdvanceInto()
_, root, err = iter.Root(nil)
if err != nil {
t.Fatalf("root failed: %v", err)
return
}
out, err = root.MarshalJSON()
if err != nil {
t.Fatal(err)
}
if string(out) != test.want {
t.Errorf("want: %s\n got: %s", test.want, string(out))
}
})
}
}
func TestArray_DeleteElements(t *testing.T) {
if !SupportedCPU() {
t.SkipNow()
}
input := `[1, 2.02, "33333", false, true, {"key": "value"}, [1,2,2,3], null, -42]`
tests := []struct {
want string
del int
}{
{
want: `[]`,
del: -1,
},
{
want: `[1,2.02,"33333",false,true,{"key":"value"},[1,2,2,3],null,-42]`,
del: 100,
},
{
want: `[2.02,"33333",false,true,{"key":"value"},[1,2,2,3],null,-42]`,
del: 0,
},
{
want: `[1,"33333",false,true,{"key":"value"},[1,2,2,3],null,-42]`,
del: 1,
}, {
want: `[1,2.02,false,true,{"key":"value"},[1,2,2,3],null,-42]`,
del: 2,
}, {
want: `[1,2.02,"33333",true,{"key":"value"},[1,2,2,3],null,-42]`,
del: 3,
}, {
want: `[1,2.02,"33333",false,{"key":"value"},[1,2,2,3],null,-42]`,
del: 4,
}, {
want: `[1,2.02,"33333",false,true,[1,2,2,3],null,-42]`,
del: 5,
}, {
want: `[1,2.02,"33333",false,true,{"key":"value"},null,-42]`,
del: 6,
}, {
want: `[1,2.02,"33333",false,true,{"key":"value"},[1,2,2,3],-42]`,
del: 7,
}, {
want: `[1,2.02,"33333",false,true,{"key":"value"},[1,2,2,3],null]`,
del: 8,
},
}
for i, test := range tests {
t.Run(fmt.Sprint(i), func(t *testing.T) {
pj, err := Parse([]byte(input), nil)
if err != nil {
t.Errorf("parseMessage failed\n")
return
}
// Queue root
iter := pj.Iter()
iter.AdvanceInto()
_, root, err := iter.Root(nil)
if err != nil {
t.Fatalf("root failed: %v", err)
return
}
arr, err := root.Array(nil)
if err != nil {
t.Fatalf("obj failed: %v", err)
return
}
var idx int
arr.DeleteElems(func(i Iter) bool {
del := test.del < 0 || idx == test.del
idx++
return del
})
out, err := root.MarshalJSON()
if err != nil {
t.Fatal(err)
}
if string(out) != test.want {
t.Errorf("want: %s\n got: %s", test.want, string(out))
}
ser := NewSerializer()
b := ser.Serialize(nil, *pj)
if err != nil {
t.Fatal(err)
}
pj2, err := ser.Deserialize(b, nil)
if err != nil {
t.Fatal(err)
}
iter = pj2.Iter()
iter.AdvanceInto()
_, root, err = iter.Root(nil)
if err != nil {
t.Fatalf("root failed: %v", err)
return
}
out, err = root.MarshalJSON()
if err != nil {
t.Fatal(err)
}
if string(out) != test.want {
t.Errorf("want: %s\n got: %s", test.want, string(out))
}
})
}
}
func TestIter_SetBool(t *testing.T) {
if !SupportedCPU() {
t.SkipNow()
}
input := `{"0val":{"true":true,"false":false,"nullval":null},"1val":{"float":12.3456,"int":-42,"uint":9223372036854775808},"stringval":"initial value","array":[null,true,false,"astring",-42,9223372036854775808,1.23455]}`
tests := []struct {
setTo bool
want string
}{
{
setTo: true,
want: `{"0val":{"true":true,"false":true,"nullval":true},"1val":{"float":12.3456,"int":-42,"uint":9223372036854775808},"stringval":"initial value","array":[true,true,true,"astring",-42,9223372036854775808,1.23455]}`,
},
{
setTo: false,
want: `{"0val":{"true":false,"false":false,"nullval":false},"1val":{"float":12.3456,"int":-42,"uint":9223372036854775808},"stringval":"initial value","array":[false,false,false,"astring",-42,9223372036854775808,1.23455]}`,
},
}
for _, test := range tests {
t.Run(fmt.Sprint(test.setTo), func(t *testing.T) {
pj, err := Parse([]byte(input), nil)
if err != nil {
t.Errorf("parseMessage failed\n")
return
}
root := pj.Iter()
// Queue root
root.AdvanceInto()
if err != nil {
t.Errorf("root failed: %v", err)
return
}
iter := root
for {
typ := iter.Type()
switch typ {
case TypeBool, TypeNull:
//t.Logf("setting to %v", test.setTo)
err := iter.SetBool(test.setTo)
if err != nil {
t.Errorf("Unable to set value: %v", err)
}
val, err := iter.Bool()
if err != nil {
t.Errorf("Unable to retrieve value: %v", err)
}
if val != test.setTo {
t.Errorf("Want value %v, got %v", test.setTo, val)
}
default:
err := iter.SetBool(test.setTo)
if err == nil {
t.Errorf("Value should not be settable for type %v", typ)
}
}
if iter.PeekNextTag() == TagEnd {
break
}
iter.AdvanceInto()
}
out, err := root.MarshalJSON()
if err != nil {
t.Fatal(err)
}
if string(out) != test.want {
t.Errorf("want: %s\n got: %s", test.want, string(out))
}
ser := NewSerializer()
pj2, err := ser.Deserialize(ser.Serialize(nil, *pj), nil)
if err != nil {
t.Fatal(err)
}
iter2 := pj2.Iter()
out2, err := iter2.MarshalJSON()
if err != nil {
t.Fatal(err)
}
if !bytes.Equal(out, out2) {
t.Errorf("roundtrip mismatch: %s != %s", out, out2)
}
})
}
}
func TestIter_SetFloat(t *testing.T) {
if !SupportedCPU() {
t.SkipNow()
}
input := `{"0val":{"true":true,"false":false,"nullval":null},"1val":{"float":12.3456,"int":-42,"uint":9223372036854775808},"stringval":"initial value","array":[null,true,false,"astring",-42,9223372036854775808,1.23455]}`
tests := []struct {
setTo float64
want string
}{
{
setTo: 69.420,
want: `{"0val":{"true":true,"false":false,"nullval":null},"1val":{"float":69.42,"int":69.42,"uint":69.42},"stringval":"initial value","array":[null,true,false,"astring",69.42,69.42,69.42]}`,
},
{
setTo: 10e30,
want: `{"0val":{"true":true,"false":false,"nullval":null},"1val":{"float":1e+31,"int":1e+31,"uint":1e+31},"stringval":"initial value","array":[null,true,false,"astring",1e+31,1e+31,1e+31]}`,
},
}
for _, test := range tests {
t.Run(fmt.Sprint(test.setTo), func(t *testing.T) {
pj, err := Parse([]byte(input), nil)
if err != nil {
t.Errorf("parseMessage failed\n")
return
}
root := pj.Iter()
// Queue root
root.AdvanceInto()
if err != nil {
t.Errorf("root failed: %v", err)
return
}
iter := root
for {
typ := iter.Type()
switch typ {
case TypeInt, TypeFloat, TypeUint:
//t.Logf("setting to %v", test.setTo)
err := iter.SetFloat(test.setTo)
if err != nil {
t.Errorf("Unable to set value: %v", err)
}
val, err := iter.Float()
if err != nil {
t.Errorf("Unable to retrieve value: %v", err)
}
if val != test.setTo {
t.Errorf("Want value %v, got %v", test.setTo, val)
}
case TypeString:
// Do not replace strings...
default:
err := iter.SetFloat(test.setTo)
if err == nil {
t.Errorf("Value should not be settable for type %v", typ)
}
}
if iter.PeekNextTag() == TagEnd {
break
}
iter.AdvanceInto()
}
out, err := root.MarshalJSON()
if err != nil {
t.Fatal(err)
}
if string(out) != test.want {
t.Errorf("want: %s\n got: %s", test.want, string(out))
}
ser := NewSerializer()
pj2, err := ser.Deserialize(ser.Serialize(nil, *pj), nil)
if err != nil {
t.Fatal(err)
}
iter2 := pj2.Iter()
out2, err := iter2.MarshalJSON()
if err != nil {
t.Fatal(err)
}
if !bytes.Equal(out, out2) {
t.Errorf("roundtrip mismatch: %s != %s", out, out2)
}
})
}
}
func TestIter_SetInt(t *testing.T) {
if !SupportedCPU() {
t.SkipNow()
}
input := `{"0val":{"true":true,"false":false,"nullval":null},"1val":{"float":12.3456,"int":-42,"uint":9223372036854775808},"stringval":"initial value","array":[null,true,false,"astring",-42,9223372036854775808,1.23455]}`
tests := []struct {
setTo int64
want string
}{
{
setTo: -69,
want: `{"0val":{"true":true,"false":false,"nullval":null},"1val":{"float":-69,"int":-69,"uint":-69},"stringval":"initial value","array":[null,true,false,"astring",-69,-69,-69]}`,
},
{
setTo: 42,
want: `{"0val":{"true":true,"false":false,"nullval":null},"1val":{"float":42,"int":42,"uint":42},"stringval":"initial value","array":[null,true,false,"astring",42,42,42]}`,
},
}
for _, test := range tests {
t.Run(fmt.Sprint(test.setTo), func(t *testing.T) {
pj, err := Parse([]byte(input), nil)
if err != nil {
t.Errorf("parseMessage failed\n")
return
}
root := pj.Iter()
// Queue root
root.AdvanceInto()
if err != nil {
t.Errorf("root failed: %v", err)
return
}
iter := root
for {
typ := iter.Type()
switch typ {
case TypeInt, TypeFloat, TypeUint:
//t.Logf("setting to %v", test.setTo)
err := iter.SetInt(test.setTo)
if err != nil {
t.Errorf("Unable to set value: %v", err)
}
val, err := iter.Int()
if err != nil {
t.Errorf("Unable to retrieve value: %v", err)
}
if val != test.setTo {
t.Errorf("Want value %v, got %v", test.setTo, val)
}
case TypeString:
// Do not replace strings...
default:
err := iter.SetInt(test.setTo)
if err == nil {
t.Errorf("Value should not be settable for type %v", typ)
}
}
if iter.PeekNextTag() == TagEnd {
break
}
iter.AdvanceInto()
}
out, err := root.MarshalJSON()
if err != nil {
t.Fatal(err)
}
if string(out) != test.want {
t.Errorf("want: %s\n got: %s", test.want, string(out))
}
ser := NewSerializer()
pj2, err := ser.Deserialize(ser.Serialize(nil, *pj), nil)
if err != nil {
t.Fatal(err)
}
iter2 := pj2.Iter()
out2, err := iter2.MarshalJSON()
if err != nil {
t.Fatal(err)
}
if !bytes.Equal(out, out2) {
t.Errorf("roundtrip mismatch: %s != %s", out, out2)
}
})
}
}
func TestIter_SetUInt(t *testing.T) {
if !SupportedCPU() {
t.SkipNow()
}
input := `{"0val":{"true":true,"false":false,"nullval":null},"1val":{"float":12.3456,"int":-42,"uint":9223372036854775808},"stringval":"initial value","array":[null,true,false,"astring",-42,9223372036854775808,1.23455]}`
tests := []struct {
setTo uint64
want string
}{
{
setTo: 69,
want: `{"0val":{"true":true,"false":false,"nullval":null},"1val":{"float":69,"int":69,"uint":69},"stringval":"initial value","array":[null,true,false,"astring",69,69,69]}`,
},
{
setTo: 420,
want: `{"0val":{"true":true,"false":false,"nullval":null},"1val":{"float":420,"int":420,"uint":420},"stringval":"initial value","array":[null,true,false,"astring",420,420,420]}`,
},
}
for _, test := range tests {
t.Run(fmt.Sprint(test.setTo), func(t *testing.T) {
pj, err := Parse([]byte(input), nil)
if err != nil {
t.Errorf("parseMessage failed\n")
return
}
root := pj.Iter()
// Queue root
root.AdvanceInto()
if err != nil {
t.Errorf("root failed: %v", err)
return
}
iter := root