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outputnode_test.go
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/*
* SPDX-FileCopyrightText: © Hypermode Inc. <[email protected]>
* SPDX-License-Identifier: Apache-2.0
*/
package query
import (
"bytes"
"encoding/json"
"fmt"
"runtime"
"strings"
"sync"
"testing"
"time"
"github.com/stretchr/testify/require"
"github.com/dgraph-io/ristretto/v2/z"
"github.com/hypermodeinc/dgraph/v25/types"
"github.com/hypermodeinc/dgraph/v25/worker"
"github.com/hypermodeinc/dgraph/v25/x"
)
func TestEncodeMemory(t *testing.T) {
// if testing.Short() {
t.Skip("Skipping TestEncodeMemory")
// }
var wg sync.WaitGroup
for range runtime.NumCPU() {
enc := newEncoder()
n := enc.newNode(0)
require.NotNil(t, n)
for i := range 15000 {
require.NoError(t, enc.AddValue(n, enc.idForAttr(fmt.Sprintf("very long attr name %06d", i)),
types.ValueForType(types.StringID)))
enc.AddListChild(n,
enc.newNode(enc.idForAttr(fmt.Sprintf("another long child %06d", i))))
}
wg.Add(1)
go func() {
defer wg.Done()
for range 1000 {
enc.buf.Reset()
require.NoError(t, enc.encode(n))
}
}()
}
wg.Wait()
}
func TestNormalizeJSONLimit(t *testing.T) {
// Set default normalize limit.
x.Config.Limit = z.NewSuperFlag("normalize-node=10000;").MergeAndCheckDefault(worker.LimitDefaults)
if testing.Short() {
t.Skip("Skipping TestNormalizeJSONLimit")
}
enc := newEncoder()
n := enc.newNode(enc.idForAttr("root"))
require.NotNil(t, n)
for i := range 1000 {
require.NoError(t, enc.AddValue(n, enc.idForAttr(fmt.Sprintf("very long attr name %06d", i)),
types.ValueForType(types.StringID)))
child1 := enc.newNode(enc.idForAttr("child1"))
enc.AddListChild(n, child1)
for j := range 100 {
require.NoError(t, enc.AddValue(child1, enc.idForAttr(fmt.Sprintf("long child1 attr %06d", j)),
types.ValueForType(types.StringID)))
}
child2 := enc.newNode(enc.idForAttr("child2"))
enc.AddListChild(n, child2)
for j := range 100 {
require.NoError(t, enc.AddValue(child2, enc.idForAttr(fmt.Sprintf("long child2 attr %06d", j)),
types.ValueForType(types.StringID)))
}
child3 := enc.newNode(enc.idForAttr("child3"))
enc.AddListChild(n, child3)
for j := range 100 {
require.NoError(t, enc.AddValue(child3, enc.idForAttr(fmt.Sprintf("long child3 attr %06d", j)),
types.ValueForType(types.StringID)))
}
}
_, err := enc.normalize(n)
require.Error(t, err, "Couldn't evaluate @normalize directive - too many results")
}
func BenchmarkJsonMarshal(b *testing.B) {
inputStrings := [][]string{
{"largestring", strings.Repeat("a", 1024)},
{"smallstring", "abcdef"},
{"specialchars", "<><>^)(*&(%*&%&^$*&%)(*&)^)"},
}
var result []byte
for _, input := range inputStrings {
b.Run(fmt.Sprintf("STDJsonMarshal-%s", input[0]), func(b *testing.B) {
for i := 0; i < b.N; i++ {
result, _ = json.Marshal(input[1])
}
})
b.Run(fmt.Sprintf("stringJsonMarshal-%s", input[0]), func(b *testing.B) {
for i := 0; i < b.N; i++ {
result = stringJsonMarshal(input[1])
}
})
}
_ = result
}
func TestStringJsonMarshal(t *testing.T) {
inputs := []string{
"",
"0",
"true",
"1.909045927350",
"nil",
"null",
"<&>",
`quoted"str"ing`,
}
for _, input := range inputs {
gm, err := json.Marshal(input)
require.NoError(t, err)
sm := stringJsonMarshal(input)
require.Equal(t, gm, sm)
}
}
func TestFastJsonNode(t *testing.T) {
attrId := uint16(20)
scalarVal := bytes.Repeat([]byte("a"), 160)
list := true
enc := newEncoder()
fj := enc.newNode(attrId)
require.NoError(t, enc.setScalarVal(fj, scalarVal))
enc.setList(fj, list)
require.Equal(t, attrId, enc.getAttr(fj))
sv, err := enc.getScalarVal(fj)
require.NoError(t, err)
require.Equal(t, scalarVal, sv)
require.Equal(t, list, enc.getList(fj))
fj2 := enc.newNode(attrId)
require.NoError(t, enc.setScalarVal(fj2, scalarVal))
enc.setList(fj2, list)
sv, err = enc.getScalarVal(fj2)
require.NoError(t, err)
require.Equal(t, scalarVal, sv)
require.Equal(t, list, enc.getList(fj2))
enc.appendAttrs(fj, fj2)
require.Equal(t, fj2, enc.children(fj))
}
func BenchmarkFastJsonNodeEmpty(b *testing.B) {
for i := 0; i < b.N; i++ {
enc := newEncoder()
var fj fastJsonNode
for range 2000000 {
fj = enc.newNode(0)
}
_ = fj
}
}
var (
testAttr = "abcdefghijklmnop"
testVal = types.Val{Tid: types.DefaultID, Value: []byte(testAttr)}
)
func buildTestTree(b *testing.B, enc *encoder, level, maxlevel int, fj fastJsonNode) {
if level >= maxlevel {
return
}
// Add only two children for now.
for range 2 {
var ch fastJsonNode
if level == maxlevel-1 {
val, err := valToBytes(testVal)
x.Panic(err)
ch, err = enc.makeScalarNode(enc.idForAttr(testAttr), val, false)
require.NoError(b, err)
} else {
ch := enc.newNode(enc.idForAttr(testAttr))
buildTestTree(b, enc, level+1, maxlevel, ch)
}
enc.appendAttrs(fj, ch)
}
}
func BenchmarkFastJsonNode2Chilren(b *testing.B) {
for i := 0; i < b.N; i++ {
enc := newEncoder()
root := enc.newNode(enc.idForAttr(testAttr))
buildTestTree(b, enc, 1, 20, root)
}
}
func TestChildrenOrder(t *testing.T) {
enc := newEncoder()
root := enc.newNode(1)
root.meta = 0
for i := 1; i <= 10; i++ {
n := enc.newNode(1)
n.meta = uint64(i)
enc.addChildren(root, n)
}
stepMom := enc.newNode(1)
stepMom.meta = 100
for i := 11; i <= 20; i++ {
n := enc.newNode(1)
n.meta = uint64(i)
enc.addChildren(stepMom, n)
}
enc.addChildren(root, stepMom.child)
stepDad := enc.newNode(1)
stepDad.meta = 101
{
n := enc.newNode(1)
n.meta = uint64(21)
enc.addChildren(stepDad, n)
}
enc.addChildren(root, stepDad.child)
enc.fixOrder(root)
enc.fixOrder(root) // Another time just to ensure it still works.
child := root.child
for i := 1; i <= 21; i++ {
require.Equal(t, uint64(i), child.meta&^visitedBit)
child = child.next
}
require.Nil(t, child)
}
func TestMarshalTimeJson(t *testing.T) {
var timesToMarshal = []struct {
in time.Time
out string
}{
{in: time.Date(2018, 5, 30, 9, 30, 10, 0, time.FixedZone("", -6*60*60)),
out: "\"2018-05-30T09:30:10-06:00\""},
{in: time.Date(2018, 5, 30, 9, 30, 10, 500000000, time.UTC),
out: "\"2018-05-30T09:30:10.5Z\""},
{in: time.Date(2018, 5, 30, 9, 30, 10, 0, time.FixedZone("", -23*60*60)),
out: "\"2018-05-30T09:30:10-23:00\""},
{in: time.Date(2018, 5, 30, 9, 30, 10, 0, time.FixedZone("", -24*60*60)),
out: "\"2018-05-30T09:30:10-24:00\""},
{in: time.Date(2018, 5, 30, 9, 30, 10, 0, time.FixedZone("", 23*60*60)),
out: "\"2018-05-30T09:30:10+23:00\""},
{in: time.Date(2018, 5, 30, 9, 30, 10, 0, time.FixedZone("", 23*60*60+58*60)),
out: "\"2018-05-30T09:30:10+23:58\""},
{in: time.Date(2018, 5, 30, 9, 30, 10, 0, time.FixedZone("", 24*60*60)),
out: "\"2018-05-30T09:30:10+24:00\""},
{in: time.Date(2018, 5, 30, 9, 30, 10, 0, time.FixedZone("", -30*60*60)),
out: "\"2018-05-30T09:30:10-30:00\""},
{in: time.Date(2018, 5, 30, 9, 30, 10, 0, time.FixedZone("", 30*60*60)),
out: "\"2018-05-30T09:30:10+30:00\""},
{in: time.Date(2018, 5, 30, 9, 30, 10, 0, time.FixedZone("", 45*60*60)),
out: "\"2018-05-30T09:30:10+45:00\""},
{in: time.Date(2018, 5, 30, 9, 30, 10, 0, time.FixedZone("", 45*60*60+34*60)),
out: "\"2018-05-30T09:30:10+45:34\""},
{in: time.Date(2018, 5, 30, 9, 30, 10, 0, time.FixedZone("", 49*60*60+59*60)),
out: "\"2018-05-30T09:30:10+49:59\""},
{in: time.Date(2018, 5, 30, 9, 30, 10, 0, time.FixedZone("", -99*60*60)),
out: "\"2018-05-30T09:30:10-99:00\""},
{in: time.Date(2018, 5, 30, 9, 30, 10, 0, time.FixedZone("", 99*60*60)),
out: "\"2018-05-30T09:30:10+99:00\""},
{in: time.Date(2018, 5, 30, 9, 30, 10, 0, time.FixedZone("", 100*60*60+23*60)),
out: "\"2018-05-30T09:30:10+100:23\""},
}
for _, tc := range timesToMarshal {
out, err := marshalTimeJson(tc.in)
require.NoError(t, err)
require.Equal(t, tc.out, string(out))
}
}