651 lines
17 KiB
Go
651 lines
17 KiB
Go
package gjson
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import (
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"bytes"
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"encoding/hex"
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"encoding/json"
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"fmt"
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"io"
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"math/rand"
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"strings"
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"testing"
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"time"
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"github.com/buger/jsonparser"
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"github.com/mailru/easyjson/jlexer"
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fflib "github.com/pquerna/ffjson/fflib/v1"
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)
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// TestRandomData is a fuzzing test that throws random data at the Parse
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// function looking for panics.
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func TestRandomData(t *testing.T) {
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var lstr string
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defer func() {
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if v := recover(); v != nil {
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println("'" + hex.EncodeToString([]byte(lstr)) + "'")
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println("'" + lstr + "'")
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panic(v)
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}
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}()
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rand.Seed(time.Now().UnixNano())
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b := make([]byte, 200)
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for i := 0; i < 2000000; i++ {
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n, err := rand.Read(b[:rand.Int()%len(b)])
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if err != nil {
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t.Fatal(err)
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}
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lstr = string(b[:n])
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Get(lstr, "zzzz")
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}
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}
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func TestRandomValidStrings(t *testing.T) {
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rand.Seed(time.Now().UnixNano())
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b := make([]byte, 200)
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for i := 0; i < 100000; i++ {
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n, err := rand.Read(b[:rand.Int()%len(b)])
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if err != nil {
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t.Fatal(err)
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}
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sm, err := json.Marshal(string(b[:n]))
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if err != nil {
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t.Fatal(err)
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}
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var su string
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if err := json.Unmarshal([]byte(sm), &su); err != nil {
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t.Fatal(err)
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}
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token := Get(`{"str":`+string(sm)+`}`, "str")
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if token.Type != String || token.Str != su {
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println("["+token.Raw+"]", "["+token.Str+"]", "["+su+"]", "["+string(sm)+"]")
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t.Fatal("string mismatch")
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}
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}
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}
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func testEscapePath(t *testing.T, json, path, expect string) {
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if Get(json, path).String() != expect {
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t.Fatalf("expected '%v', got '%v'", expect, Get(json, path).String())
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}
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}
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func TestEscapePath(t *testing.T) {
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json := `{
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"test":{
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"*":"valZ",
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"*v":"val0",
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"keyv*":"val1",
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"key*v":"val2",
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"keyv?":"val3",
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"key?v":"val4",
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"keyv.":"val5",
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"key.v":"val6",
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"keyk*":{"key?":"val7"}
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}
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}`
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testEscapePath(t, json, "test.\\*", "valZ")
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testEscapePath(t, json, "test.\\*v", "val0")
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testEscapePath(t, json, "test.keyv\\*", "val1")
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testEscapePath(t, json, "test.key\\*v", "val2")
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testEscapePath(t, json, "test.keyv\\?", "val3")
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testEscapePath(t, json, "test.key\\?v", "val4")
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testEscapePath(t, json, "test.keyv\\.", "val5")
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testEscapePath(t, json, "test.key\\.v", "val6")
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testEscapePath(t, json, "test.keyk\\*.key\\?", "val7")
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}
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// this json block is poorly formed on purpose.
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var basicJSON = `{"age":100, "name":{"here":"B\\\"R"},
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"noop":{"what is a wren?":"a bird"},
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"happy":true,"immortal":false,
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"items":[1,2,3,{"tags":[1,2,3],"points":[[1,2],[3,4]]},4,5,6,7],
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"arr":["1",2,"3",{"hello":"world"},"4",5],
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"vals":[1,2,3,{"sadf":sdf"asdf"}],"name":{"first":"tom","last":null},
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"loggy":{
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"programmers": [
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{
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"firstName": "Brett",
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"lastName": "McLaughlin",
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"email": "aaaa"
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},
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{
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"firstName": "Jason",
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"lastName": "Hunter",
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"email": "bbbb"
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},
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{
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"firstName": "Elliotte",
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"lastName": "Harold",
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"email": "cccc"
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},
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{
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"firstName": 1002.3
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}
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]
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}
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}`
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func TestBasic(t *testing.T) {
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var mtok Result
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mtok = Get(basicJSON, "loggy")
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if mtok.Type != JSON {
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t.Fatalf("expected %v, got %v", JSON, mtok.Type)
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}
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if len(mtok.Map()) != 1 {
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t.Fatalf("expected %v, got %v", 1, len(mtok.Map()))
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}
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programmers := mtok.Map()["programmers"]
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if programmers.Array()[1].Map()["firstName"].Str != "Jason" {
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t.Fatalf("expected %v, got %v", "Jason", mtok.Map()["programmers"].Array()[1].Map()["firstName"].Str)
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}
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if Parse(basicJSON).Get("loggy.programmers").Get("1").Get("firstName").Str != "Jason" {
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t.Fatalf("expected %v, got %v", "Jason", Parse(basicJSON).Get("loggy.programmers").Get("1").Get("firstName").Str)
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}
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var token Result
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if token = Parse("-102"); token.Num != -102 {
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t.Fatal("expected %v, got %v", -102, token.Num)
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}
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if token = Parse("102"); token.Num != 102 {
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t.Fatal("expected %v, got %v", 102, token.Num)
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}
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if token = Parse("102.2"); token.Num != 102.2 {
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t.Fatal("expected %v, got %v", 102.2, token.Num)
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}
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if token = Parse(`"hello"`); token.Str != "hello" {
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t.Fatal("expected %v, got %v", "hello", token.Str)
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}
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if token = Parse(`"\"he\nllo\""`); token.Str != "\"he\nllo\"" {
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t.Fatal("expected %v, got %v", "\"he\nllo\"", token.Str)
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}
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mtok = Get(basicJSON, "loggy.programmers.#.firstName")
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if len(mtok.Array()) != 4 {
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t.Fatalf("expected 4, got %v", len(mtok.Array()))
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}
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for i, ex := range []string{"Brett", "Jason", "Elliotte", "1002.3"} {
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if mtok.Array()[i].String() != ex {
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t.Fatalf("expected '%v', got '%v'", ex, mtok.Array()[i].String())
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}
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}
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mtok = Get(basicJSON, "loggy.programmers.#.asd")
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if mtok.Type != JSON {
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t.Fatal("expected %v, got %v", JSON, mtok.Type)
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}
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if len(mtok.Array()) != 0 {
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t.Fatalf("expected 0, got %v", len(mtok.Array()))
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}
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if Get(basicJSON, "items.3.tags.#").Num != 3 {
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t.Fatalf("expected 3, got %v", Get(basicJSON, "items.3.tags.#").Num)
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}
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if Get(basicJSON, "items.3.points.1.#").Num != 2 {
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t.Fatalf("expected 2, got %v", Get(basicJSON, "items.3.points.1.#").Num)
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}
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if Get(basicJSON, "items.#").Num != 8 {
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t.Fatalf("expected 6, got %v", Get(basicJSON, "items.#").Num)
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}
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if Get(basicJSON, "vals.#").Num != 4 {
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t.Fatalf("expected 4, got %v", Get(basicJSON, "vals.#").Num)
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}
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if !Get(basicJSON, "name.last").Exists() {
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t.Fatal("expected true, got false")
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}
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token = Get(basicJSON, "name.here")
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if token.String() != "B\\\"R" {
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t.Fatal("expecting 'B\\\"R'", "got", token.String())
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}
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token = Get(basicJSON, "arr.#")
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if token.String() != "6" {
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t.Fatal("expecting '6'", "got", token.String())
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}
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token = Get(basicJSON, "arr.3.hello")
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if token.String() != "world" {
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t.Fatal("expecting 'world'", "got", token.String())
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}
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_ = token.Value().(string)
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token = Get(basicJSON, "name.first")
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if token.String() != "tom" {
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t.Fatal("expecting 'tom'", "got", token.String())
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}
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_ = token.Value().(string)
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token = Get(basicJSON, "name.last")
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if token.String() != "null" {
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t.Fatal("expecting 'null'", "got", token.String())
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}
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if token.Value() != nil {
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t.Fatal("should be nil")
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}
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token = Get(basicJSON, "age")
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if token.String() != "100" {
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t.Fatal("expecting '100'", "got", token.String())
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}
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_ = token.Value().(float64)
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token = Get(basicJSON, "happy")
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if token.String() != "true" {
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t.Fatal("expecting 'true'", "got", token.String())
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}
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_ = token.Value().(bool)
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token = Get(basicJSON, "immortal")
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if token.String() != "false" {
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t.Fatal("expecting 'false'", "got", token.String())
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}
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_ = token.Value().(bool)
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token = Get(basicJSON, "noop")
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if token.String() != `{"what is a wren?":"a bird"}` {
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t.Fatal("expecting '"+`{"what is a wren?":"a bird"}`+"'", "got", token.String())
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}
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_ = token.Value().(map[string]interface{})
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if Get(basicJSON, "").Value() != nil {
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t.Fatal("should be nil")
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}
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Get(basicJSON, "vals.hello")
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mm := Parse(basicJSON).Value().(map[string]interface{})
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fn := mm["loggy"].(map[string]interface{})["programmers"].([]interface{})[1].(map[string]interface{})["firstName"].(string)
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if fn != "Jason" {
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t.Fatalf("expecting %v, got %v", "Jason", fn)
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}
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}
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func TestUnescape(t *testing.T) {
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unescape(string([]byte{'\\', '\\', 0}))
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unescape(string([]byte{'\\', '/', '\\', 'b', '\\', 'f'}))
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}
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func assert(t testing.TB, cond bool) {
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if !cond {
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t.Fatal("assert failed")
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}
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}
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func TestLess(t *testing.T) {
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assert(t, !Result{Type: Null}.Less(Result{Type: Null}, true))
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assert(t, Result{Type: Null}.Less(Result{Type: False}, true))
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assert(t, Result{Type: Null}.Less(Result{Type: True}, true))
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assert(t, Result{Type: Null}.Less(Result{Type: JSON}, true))
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assert(t, Result{Type: Null}.Less(Result{Type: Number}, true))
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assert(t, Result{Type: Null}.Less(Result{Type: String}, true))
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assert(t, !Result{Type: False}.Less(Result{Type: Null}, true))
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assert(t, Result{Type: False}.Less(Result{Type: True}, true))
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assert(t, Result{Type: String, Str: "abc"}.Less(Result{Type: String, Str: "bcd"}, true))
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assert(t, Result{Type: String, Str: "ABC"}.Less(Result{Type: String, Str: "abc"}, true))
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assert(t, !Result{Type: String, Str: "ABC"}.Less(Result{Type: String, Str: "abc"}, false))
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assert(t, Result{Type: Number, Num: 123}.Less(Result{Type: Number, Num: 456}, true))
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assert(t, !Result{Type: Number, Num: 456}.Less(Result{Type: Number, Num: 123}, true))
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assert(t, !Result{Type: Number, Num: 456}.Less(Result{Type: Number, Num: 456}, true))
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assert(t, stringLessInsensitive("abcde", "BBCDE"))
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assert(t, stringLessInsensitive("abcde", "bBCDE"))
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assert(t, stringLessInsensitive("Abcde", "BBCDE"))
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assert(t, stringLessInsensitive("Abcde", "bBCDE"))
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assert(t, !stringLessInsensitive("bbcde", "aBCDE"))
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assert(t, !stringLessInsensitive("bbcde", "ABCDE"))
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assert(t, !stringLessInsensitive("Bbcde", "aBCDE"))
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assert(t, !stringLessInsensitive("Bbcde", "ABCDE"))
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assert(t, !stringLessInsensitive("abcde", "ABCDE"))
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assert(t, !stringLessInsensitive("Abcde", "ABCDE"))
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assert(t, !stringLessInsensitive("abcde", "ABCDE"))
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assert(t, !stringLessInsensitive("ABCDE", "ABCDE"))
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assert(t, !stringLessInsensitive("abcde", "abcde"))
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assert(t, !stringLessInsensitive("123abcde", "123Abcde"))
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assert(t, !stringLessInsensitive("123Abcde", "123Abcde"))
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assert(t, !stringLessInsensitive("123Abcde", "123abcde"))
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assert(t, !stringLessInsensitive("123abcde", "123abcde"))
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assert(t, !stringLessInsensitive("124abcde", "123abcde"))
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assert(t, !stringLessInsensitive("124Abcde", "123Abcde"))
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assert(t, !stringLessInsensitive("124Abcde", "123abcde"))
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assert(t, !stringLessInsensitive("124abcde", "123abcde"))
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assert(t, stringLessInsensitive("124abcde", "125abcde"))
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assert(t, stringLessInsensitive("124Abcde", "125Abcde"))
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assert(t, stringLessInsensitive("124Abcde", "125abcde"))
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assert(t, stringLessInsensitive("124abcde", "125abcde"))
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}
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func TestIssue6(t *testing.T) {
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data := `{
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"code": 0,
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"msg": "",
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"data": {
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"sz002024": {
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"qfqday": [
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[
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"2014-01-02",
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"8.93",
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"9.03",
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"9.17",
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"8.88",
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"621143.00"
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],
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[
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"2014-01-03",
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"9.03",
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"9.30",
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"9.47",
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"8.98",
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"1624438.00"
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]
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]
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}
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}
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}`
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var num []string
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for _, v := range Get(data, "data.sz002024.qfqday.0").Array() {
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num = append(num, v.String())
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}
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if fmt.Sprintf("%v", num) != "[2014-01-02 8.93 9.03 9.17 8.88 621143.00]" {
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t.Fatalf("invalid result")
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}
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}
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var exampleJSON = `{
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"widget": {
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"debug": "on",
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"window": {
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"title": "Sample Konfabulator Widget",
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"name": "main_window",
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"width": 500,
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"height": 500
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},
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"image": {
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"src": "Images/Sun.png",
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"hOffset": 250,
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"vOffset": 250,
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"alignment": "center"
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},
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"text": {
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"data": "Click Here",
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"size": 36,
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"style": "bold",
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"vOffset": 100,
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"alignment": "center",
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"onMouseUp": "sun1.opacity = (sun1.opacity / 100) * 90;"
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}
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}
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}`
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type BenchStruct struct {
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Widget struct {
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Window struct {
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Name string `json:"name"`
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} `json:"window"`
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Image struct {
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HOffset int `json:"hOffset"`
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} `json:"image"`
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Text struct {
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OnMouseUp string `json:"onMouseUp"`
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} `json:"text"`
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} `json:"widget"`
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}
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var benchPaths = []string{
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"widget.window.name",
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"widget.image.hOffset",
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"widget.text.onMouseUp",
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}
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func BenchmarkGJSONGet(t *testing.B) {
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t.ReportAllocs()
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for i := 0; i < t.N; i++ {
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for j := 0; j < len(benchPaths); j++ {
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if Get(exampleJSON, benchPaths[j]).Type == Null {
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t.Fatal("did not find the value")
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}
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}
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}
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t.N *= len(benchPaths) // because we are running against 3 paths
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}
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func BenchmarkJSONUnmarshalMap(t *testing.B) {
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t.ReportAllocs()
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for i := 0; i < t.N; i++ {
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for j := 0; j < len(benchPaths); j++ {
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parts := strings.Split(benchPaths[j], ".")
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var m map[string]interface{}
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if err := json.Unmarshal([]byte(exampleJSON), &m); err != nil {
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t.Fatal(err)
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}
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var v interface{}
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for len(parts) > 0 {
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part := parts[0]
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if len(parts) > 1 {
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m = m[part].(map[string]interface{})
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if m == nil {
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t.Fatal("did not find the value")
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}
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} else {
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v = m[part]
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if v == nil {
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t.Fatal("did not find the value")
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}
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}
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parts = parts[1:]
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}
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}
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}
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t.N *= len(benchPaths) // because we are running against 3 paths
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}
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func BenchmarkJSONUnmarshalStruct(t *testing.B) {
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t.ReportAllocs()
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for i := 0; i < t.N; i++ {
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for j := 0; j < len(benchPaths); j++ {
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var s BenchStruct
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if err := json.Unmarshal([]byte(exampleJSON), &s); err != nil {
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t.Fatal(err)
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}
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switch benchPaths[j] {
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case "widget.window.name":
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if s.Widget.Window.Name == "" {
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t.Fatal("did not find the value")
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}
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case "widget.image.hOffset":
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if s.Widget.Image.HOffset == 0 {
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t.Fatal("did not find the value")
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}
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case "widget.text.onMouseUp":
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if s.Widget.Text.OnMouseUp == "" {
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t.Fatal("did not find the value")
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}
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}
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}
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}
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t.N *= len(benchPaths) // because we are running against 3 paths
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}
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func BenchmarkJSONDecoder(t *testing.B) {
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t.ReportAllocs()
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for i := 0; i < t.N; i++ {
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for j := 0; j < len(benchPaths); j++ {
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dec := json.NewDecoder(bytes.NewBuffer([]byte(exampleJSON)))
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var found bool
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outer:
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for {
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tok, err := dec.Token()
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if err != nil {
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if err == io.EOF {
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break
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}
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t.Fatal(err)
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}
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switch v := tok.(type) {
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case string:
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if found {
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// break out once we find the value.
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break outer
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|
}
|
|
switch benchPaths[j] {
|
|
case "widget.window.name":
|
|
if v == "name" {
|
|
found = true
|
|
}
|
|
case "widget.image.hOffset":
|
|
if v == "hOffset" {
|
|
found = true
|
|
}
|
|
case "widget.text.onMouseUp":
|
|
if v == "onMouseUp" {
|
|
found = true
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if !found {
|
|
t.Fatal("field not found")
|
|
}
|
|
}
|
|
}
|
|
t.N *= len(benchPaths) // because we are running against 3 paths
|
|
}
|
|
|
|
func BenchmarkFFJSONLexer(t *testing.B) {
|
|
t.ReportAllocs()
|
|
for i := 0; i < t.N; i++ {
|
|
for j := 0; j < len(benchPaths); j++ {
|
|
l := fflib.NewFFLexer([]byte(exampleJSON))
|
|
var found bool
|
|
outer:
|
|
for {
|
|
t := l.Scan()
|
|
if t == fflib.FFTok_eof {
|
|
break
|
|
}
|
|
if t == fflib.FFTok_string {
|
|
b, _ := l.CaptureField(t)
|
|
v := string(b)
|
|
if found {
|
|
// break out once we find the value.
|
|
break outer
|
|
}
|
|
switch benchPaths[j] {
|
|
case "widget.window.name":
|
|
if v == "\"name\"" {
|
|
found = true
|
|
}
|
|
case "widget.image.hOffset":
|
|
if v == "\"hOffset\"" {
|
|
found = true
|
|
}
|
|
case "widget.text.onMouseUp":
|
|
if v == "\"onMouseUp\"" {
|
|
found = true
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if !found {
|
|
t.Fatal("field not found")
|
|
}
|
|
}
|
|
}
|
|
t.N *= len(benchPaths) // because we are running against 3 paths
|
|
}
|
|
|
|
func BenchmarkEasyJSONLexer(t *testing.B) {
|
|
t.ReportAllocs()
|
|
skipCC := func(l *jlexer.Lexer, n int) {
|
|
for i := 0; i < n; i++ {
|
|
l.Skip()
|
|
l.WantColon()
|
|
l.Skip()
|
|
l.WantComma()
|
|
}
|
|
}
|
|
skipGroup := func(l *jlexer.Lexer, n int) {
|
|
l.WantColon()
|
|
l.Delim('{')
|
|
skipCC(l, n)
|
|
l.Delim('}')
|
|
l.WantComma()
|
|
}
|
|
for i := 0; i < t.N; i++ {
|
|
for j := 0; j < len(benchPaths); j++ {
|
|
l := &jlexer.Lexer{Data: []byte(exampleJSON)}
|
|
l.Delim('{')
|
|
if l.String() == "widget" {
|
|
l.WantColon()
|
|
l.Delim('{')
|
|
switch benchPaths[j] {
|
|
case "widget.window.name":
|
|
skipCC(l, 1)
|
|
if l.String() == "window" {
|
|
l.WantColon()
|
|
l.Delim('{')
|
|
skipCC(l, 1)
|
|
if l.String() == "name" {
|
|
l.WantColon()
|
|
if l.String() == "" {
|
|
t.Fatal("did not find the value")
|
|
}
|
|
}
|
|
}
|
|
case "widget.image.hOffset":
|
|
skipCC(l, 1)
|
|
if l.String() == "window" {
|
|
skipGroup(l, 4)
|
|
}
|
|
if l.String() == "image" {
|
|
l.WantColon()
|
|
l.Delim('{')
|
|
skipCC(l, 1)
|
|
if l.String() == "hOffset" {
|
|
l.WantColon()
|
|
if l.Int() == 0 {
|
|
t.Fatal("did not find the value")
|
|
}
|
|
}
|
|
}
|
|
case "widget.text.onMouseUp":
|
|
skipCC(l, 1)
|
|
if l.String() == "window" {
|
|
skipGroup(l, 4)
|
|
}
|
|
if l.String() == "image" {
|
|
skipGroup(l, 4)
|
|
}
|
|
if l.String() == "text" {
|
|
l.WantColon()
|
|
l.Delim('{')
|
|
skipCC(l, 5)
|
|
if l.String() == "onMouseUp" {
|
|
l.WantColon()
|
|
if l.String() == "" {
|
|
t.Fatal("did not find the value")
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
t.N *= len(benchPaths) // because we are running against 3 paths
|
|
}
|
|
|
|
func BenchmarkJSONParserGet(t *testing.B) {
|
|
data := []byte(exampleJSON)
|
|
keys := make([][]string, 0, len(benchPaths))
|
|
for i := 0; i < len(benchPaths); i++ {
|
|
keys = append(keys, strings.Split(benchPaths[i], "."))
|
|
}
|
|
t.ResetTimer()
|
|
t.ReportAllocs()
|
|
for i := 0; i < t.N; i++ {
|
|
for j, k := range keys {
|
|
if j == 1 {
|
|
// "widget.image.hOffset" is a number
|
|
v, _ := jsonparser.GetInt(data, k...)
|
|
if v == 0 {
|
|
t.Fatal("did not find the value")
|
|
}
|
|
} else {
|
|
// "widget.window.name",
|
|
// "widget.text.onMouseUp",
|
|
v, _ := jsonparser.GetString(data, k...)
|
|
if v == "" {
|
|
t.Fatal("did not find the value")
|
|
}
|
|
}
|
|
}
|
|
}
|
|
t.N *= len(benchPaths) // because we are running against 3 paths
|
|
}
|