package gjson import ( "bytes" "encoding/hex" "encoding/json" "fmt" "math/rand" "reflect" "strconv" "strings" "testing" "time" ) // TestRandomData is a fuzzing test that throws random data at the Parse // function looking for panics. func TestRandomData(t *testing.T) { var lstr string defer func() { if v := recover(); v != nil { println("'" + hex.EncodeToString([]byte(lstr)) + "'") println("'" + lstr + "'") panic(v) } }() rand.Seed(time.Now().UnixNano()) b := make([]byte, 200) for i := 0; i < 2000000; i++ { n, err := rand.Read(b[:rand.Int()%len(b)]) if err != nil { t.Fatal(err) } lstr = string(b[:n]) GetBytes([]byte(lstr), "zzzz") Parse(lstr) } } func TestRandomValidStrings(t *testing.T) { rand.Seed(time.Now().UnixNano()) b := make([]byte, 200) for i := 0; i < 100000; i++ { n, err := rand.Read(b[:rand.Int()%len(b)]) if err != nil { t.Fatal(err) } sm, err := json.Marshal(string(b[:n])) if err != nil { t.Fatal(err) } var su string if err := json.Unmarshal([]byte(sm), &su); err != nil { t.Fatal(err) } token := Get(`{"str":`+string(sm)+`}`, "str") if token.Type != String || token.Str != su { println("["+token.Raw+"]", "["+token.Str+"]", "["+su+"]", "["+string(sm)+"]") t.Fatal("string mismatch") } } } func TestEmoji(t *testing.T) { const input = `{"utf8":"Example emoji, KO: \ud83d\udd13, \ud83c\udfc3 OK: \u2764\ufe0f "}` value := Get(input, "utf8") var s string json.Unmarshal([]byte(value.Raw), &s) if value.String() != s { t.Fatalf("expected '%v', got '%v'", s, value.String()) } } func testEscapePath(t *testing.T, json, path, expect string) { if Get(json, path).String() != expect { t.Fatalf("expected '%v', got '%v'", expect, Get(json, path).String()) } } func TestEscapePath(t *testing.T) { json := `{ "test":{ "*":"valZ", "*v":"val0", "keyv*":"val1", "key*v":"val2", "keyv?":"val3", "key?v":"val4", "keyv.":"val5", "key.v":"val6", "keyk*":{"key?":"val7"} } }` testEscapePath(t, json, "test.\\*", "valZ") testEscapePath(t, json, "test.\\*v", "val0") testEscapePath(t, json, "test.keyv\\*", "val1") testEscapePath(t, json, "test.key\\*v", "val2") testEscapePath(t, json, "test.keyv\\?", "val3") testEscapePath(t, json, "test.key\\?v", "val4") testEscapePath(t, json, "test.keyv\\.", "val5") testEscapePath(t, json, "test.key\\.v", "val6") testEscapePath(t, json, "test.keyk\\*.key\\?", "val7") } // this json block is poorly formed on purpose. var basicJSON = `{"age":100, "name":{"here":"B\\\"R"}, "noop":{"what is a wren?":"a bird"}, "happy":true,"immortal":false, "items":[1,2,3,{"tags":[1,2,3],"points":[[1,2],[3,4]]},4,5,6,7], "arr":["1",2,"3",{"hello":"world"},"4",5], "vals":[1,2,3,{"sadf":sdf"asdf"}],"name":{"first":"tom","last":null}, "created":"2014-05-16T08:28:06.989Z", "loggy":{ "programmers": [ { "firstName": "Brett", "lastName": "McLaughlin", "email": "aaaa", "tag": "good" }, { "firstName": "Jason", "lastName": "Hunter", "email": "bbbb", "tag": "bad" }, { "firstName": "Elliotte", "lastName": "Harold", "email": "cccc", "tag":, "good" }, { "firstName": 1002.3, "age": 101 } ] }, "lastly":{"yay":"final"} }` var basicJSONB = []byte(basicJSON) func TestTimeResult(t *testing.T) { assert(t, Get(basicJSON, "created").String() == Get(basicJSON, "created").Time().Format(time.RFC3339Nano)) } func TestParseAny(t *testing.T) { assert(t, Parse("100").Float() == 100) assert(t, Parse("true").Bool()) assert(t, Parse("false").Bool() == false) } func TestManyVariousPathCounts(t *testing.T) { json := `{"a":"a","b":"b","c":"c"}` counts := []int{3, 4, 7, 8, 9, 15, 16, 17, 31, 32, 33, 63, 64, 65, 127, 128, 129, 255, 256, 257, 511, 512, 513} paths := []string{"a", "b", "c"} expects := []string{"a", "b", "c"} for _, count := range counts { var gpaths []string var gexpects []string for i := 0; i < count; i++ { if i < len(paths) { gpaths = append(gpaths, paths[i]) gexpects = append(gexpects, expects[i]) } else { gpaths = append(gpaths, fmt.Sprintf("not%d", i)) gexpects = append(gexpects, "null") } } results := GetMany(json, gpaths...) for i := 0; i < len(paths); i++ { if results[i].String() != expects[i] { t.Fatalf("expected '%v', got '%v'", expects[i], results[i].String()) } } } } func TestManyRecursion(t *testing.T) { var json string var path string for i := 0; i < 100; i++ { json += `{"a":` path += ".a" } json += `"b"` for i := 0; i < 100; i++ { json += `}` } path = path[1:] assert(t, GetMany(json, path)[0].String() == "b") } func TestByteSafety(t *testing.T) { jsonb := []byte(`{"name":"Janet","age":38}`) mtok := GetBytes(jsonb, "name") if mtok.String() != "Janet" { t.Fatalf("expected %v, got %v", "Jason", mtok.String()) } mtok2 := GetBytes(jsonb, "age") if mtok2.Raw != "38" { t.Fatalf("expected %v, got %v", "Jason", mtok2.Raw) } jsonb[9] = 'T' jsonb[12] = 'd' jsonb[13] = 'y' if mtok.String() != "Janet" { t.Fatalf("expected %v, got %v", "Jason", mtok.String()) } } func get(json, path string) Result { return GetBytes([]byte(json), path) } func TestBasic(t *testing.T) { var mtok Result mtok = get(basicJSON, `loggy.programmers.#[tag="good"].firstName`) if mtok.String() != "Brett" { t.Fatalf("expected %v, got %v", "Brett", mtok.String()) } mtok = get(basicJSON, `loggy.programmers.#[tag="good"]#.firstName`) if mtok.String() != `["Brett","Elliotte"]` { t.Fatalf("expected %v, got %v", `["Brett","Elliotte"]`, mtok.String()) } } func TestIsArrayIsObject(t *testing.T) { mtok := get(basicJSON, "loggy") assert(t, mtok.IsObject()) assert(t, !mtok.IsArray()) mtok = get(basicJSON, "loggy.programmers") assert(t, !mtok.IsObject()) assert(t, mtok.IsArray()) mtok = get(basicJSON, `loggy.programmers.#[tag="good"]#.firstName`) assert(t, mtok.IsArray()) mtok = get(basicJSON, `loggy.programmers.0.firstName`) assert(t, !mtok.IsObject()) assert(t, !mtok.IsArray()) } func TestPlus53BitInts(t *testing.T) { json := `{"IdentityData":{"GameInstanceId":634866135153775564}}` value := Get(json, "IdentityData.GameInstanceId") assert(t, value.Uint() == 634866135153775564) assert(t, value.Int() == 634866135153775564) assert(t, value.Float() == 634866135153775616) json = `{"IdentityData":{"GameInstanceId":634866135153775564.88172}}` value = Get(json, "IdentityData.GameInstanceId") assert(t, value.Uint() == 634866135153775616) assert(t, value.Int() == 634866135153775616) assert(t, value.Float() == 634866135153775616.88172) json = `{ "min_uint64": 0, "max_uint64": 18446744073709551615, "overflow_uint64": 18446744073709551616, "min_int64": -9223372036854775808, "max_int64": 9223372036854775807, "overflow_int64": 9223372036854775808, "min_uint53": 0, "max_uint53": 4503599627370495, "overflow_uint53": 4503599627370496, "min_int53": -2251799813685248, "max_int53": 2251799813685247, "overflow_int53": 2251799813685248 }` assert(t, Get(json, "min_uint53").Uint() == 0) assert(t, Get(json, "max_uint53").Uint() == 4503599627370495) assert(t, Get(json, "overflow_uint53").Int() == 4503599627370496) assert(t, Get(json, "min_int53").Int() == -2251799813685248) assert(t, Get(json, "max_int53").Int() == 2251799813685247) assert(t, Get(json, "overflow_int53").Int() == 2251799813685248) assert(t, Get(json, "min_uint64").Uint() == 0) assert(t, Get(json, "max_uint64").Uint() == 18446744073709551615) // this next value overflows the max uint64 by one which will just // flip the number to zero assert(t, Get(json, "overflow_uint64").Int() == 0) assert(t, Get(json, "min_int64").Int() == -9223372036854775808) assert(t, Get(json, "max_int64").Int() == 9223372036854775807) // this next value overflows the max int64 by one which will just // flip the number to the negative sign. assert(t, Get(json, "overflow_int64").Int() == -9223372036854775808) } func TestIssue38(t *testing.T) { // These should not fail, even though the unicode is invalid. Get(`["S3O PEDRO DO BUTI\udf93"]`, "0") Get(`["S3O PEDRO DO BUTI\udf93asdf"]`, "0") Get(`["S3O PEDRO DO BUTI\udf93\u"]`, "0") Get(`["S3O PEDRO DO BUTI\udf93\u1"]`, "0") Get(`["S3O PEDRO DO BUTI\udf93\u13"]`, "0") Get(`["S3O PEDRO DO BUTI\udf93\u134"]`, "0") Get(`["S3O PEDRO DO BUTI\udf93\u1345"]`, "0") Get(`["S3O PEDRO DO BUTI\udf93\u1345asd"]`, "0") } func TestTypes(t *testing.T) { assert(t, (Result{Type: String}).Type.String() == "String") assert(t, (Result{Type: Number}).Type.String() == "Number") assert(t, (Result{Type: Null}).Type.String() == "Null") assert(t, (Result{Type: False}).Type.String() == "False") assert(t, (Result{Type: True}).Type.String() == "True") assert(t, (Result{Type: JSON}).Type.String() == "JSON") assert(t, (Result{Type: 100}).Type.String() == "") // bool assert(t, (Result{Type: String, Str: "true"}).Bool()) assert(t, (Result{Type: True}).Bool()) assert(t, (Result{Type: False}).Bool() == false) assert(t, (Result{Type: Number, Num: 1}).Bool()) // int assert(t, (Result{Type: String, Str: "1"}).Int() == 1) assert(t, (Result{Type: True}).Int() == 1) assert(t, (Result{Type: False}).Int() == 0) assert(t, (Result{Type: Number, Num: 1}).Int() == 1) // uint assert(t, (Result{Type: String, Str: "1"}).Uint() == 1) assert(t, (Result{Type: True}).Uint() == 1) assert(t, (Result{Type: False}).Uint() == 0) assert(t, (Result{Type: Number, Num: 1}).Uint() == 1) // float assert(t, (Result{Type: String, Str: "1"}).Float() == 1) assert(t, (Result{Type: True}).Float() == 1) assert(t, (Result{Type: False}).Float() == 0) assert(t, (Result{Type: Number, Num: 1}).Float() == 1) } func TestForEach(t *testing.T) { Result{}.ForEach(nil) Result{Type: String, Str: "Hello"}.ForEach(func(_, value Result) bool { assert(t, value.String() == "Hello") return false }) Result{Type: JSON, Raw: "*invalid*"}.ForEach(nil) json := ` {"name": {"first": "Janet","last": "Prichard"}, "asd\nf":"\ud83d\udd13","age": 47}` var count int ParseBytes([]byte(json)).ForEach(func(key, value Result) bool { count++ return true }) assert(t, count == 3) ParseBytes([]byte(`{"bad`)).ForEach(nil) ParseBytes([]byte(`{"ok":"bad`)).ForEach(nil) } func TestMap(t *testing.T) { assert(t, len(ParseBytes([]byte(`"asdf"`)).Map()) == 0) assert(t, ParseBytes([]byte(`{"asdf":"ghjk"`)).Map()["asdf"].String() == "ghjk") assert(t, len(Result{Type: JSON, Raw: "**invalid**"}.Map()) == 0) assert(t, Result{Type: JSON, Raw: "**invalid**"}.Value() == nil) assert(t, Result{Type: JSON, Raw: "{"}.Map() != nil) } func TestBasic1(t *testing.T) { mtok := get(basicJSON, `loggy.programmers`) var count int mtok.ForEach(func(key, value Result) bool { if key.Exists() { t.Fatalf("expected %v, got %v", false, key.Exists()) } count++ if count == 3 { return false } if count == 1 { i := 0 value.ForEach(func(key, value Result) bool { switch i { case 0: if key.String() != "firstName" || value.String() != "Brett" { t.Fatalf("expected %v/%v got %v/%v", "firstName", "Brett", key.String(), value.String()) } case 1: if key.String() != "lastName" || value.String() != "McLaughlin" { t.Fatalf("expected %v/%v got %v/%v", "lastName", "McLaughlin", key.String(), value.String()) } case 2: if key.String() != "email" || value.String() != "aaaa" { t.Fatalf("expected %v/%v got %v/%v", "email", "aaaa", key.String(), value.String()) } } i++ return true }) } return true }) if count != 3 { t.Fatalf("expected %v, got %v", 3, count) } } func TestBasic2(t *testing.T) { mtok := get(basicJSON, `loggy.programmers.#[age=101].firstName`) if mtok.String() != "1002.3" { t.Fatalf("expected %v, got %v", "1002.3", mtok.String()) } mtok = get(basicJSON, `loggy.programmers.#[firstName != "Brett"].firstName`) if mtok.String() != "Jason" { t.Fatalf("expected %v, got %v", "Jason", mtok.String()) } mtok = get(basicJSON, `loggy.programmers.#[firstName % "Bre*"].email`) if mtok.String() != "aaaa" { t.Fatalf("expected %v, got %v", "aaaa", mtok.String()) } mtok = get(basicJSON, `loggy.programmers.#[firstName !% "Bre*"].email`) if mtok.String() != "bbbb" { t.Fatalf("expected %v, got %v", "bbbb", mtok.String()) } mtok = get(basicJSON, `loggy.programmers.#[firstName == "Brett"].email`) if mtok.String() != "aaaa" { t.Fatalf("expected %v, got %v", "aaaa", mtok.String()) } mtok = get(basicJSON, "loggy") if mtok.Type != JSON { t.Fatalf("expected %v, got %v", JSON, mtok.Type) } if len(mtok.Map()) != 1 { t.Fatalf("expected %v, got %v", 1, len(mtok.Map())) } programmers := mtok.Map()["programmers"] if programmers.Array()[1].Map()["firstName"].Str != "Jason" { t.Fatalf("expected %v, got %v", "Jason", mtok.Map()["programmers"].Array()[1].Map()["firstName"].Str) } } func TestBasic3(t *testing.T) { var mtok Result if Parse(basicJSON).Get("loggy.programmers").Get("1").Get("firstName").Str != "Jason" { t.Fatalf("expected %v, got %v", "Jason", Parse(basicJSON).Get("loggy.programmers").Get("1").Get("firstName").Str) } var token Result if token = Parse("-102"); token.Num != -102 { t.Fatalf("expected %v, got %v", -102, token.Num) } if token = Parse("102"); token.Num != 102 { t.Fatalf("expected %v, got %v", 102, token.Num) } if token = Parse("102.2"); token.Num != 102.2 { t.Fatalf("expected %v, got %v", 102.2, token.Num) } if token = Parse(`"hello"`); token.Str != "hello" { t.Fatalf("expected %v, got %v", "hello", token.Str) } if token = Parse(`"\"he\nllo\""`); token.Str != "\"he\nllo\"" { t.Fatalf("expected %v, got %v", "\"he\nllo\"", token.Str) } mtok = get(basicJSON, "loggy.programmers.#.firstName") if len(mtok.Array()) != 4 { t.Fatalf("expected 4, got %v", len(mtok.Array())) } for i, ex := range []string{"Brett", "Jason", "Elliotte", "1002.3"} { if mtok.Array()[i].String() != ex { t.Fatalf("expected '%v', got '%v'", ex, mtok.Array()[i].String()) } } mtok = get(basicJSON, "loggy.programmers.#.asd") if mtok.Type != JSON { t.Fatalf("expected %v, got %v", JSON, mtok.Type) } if len(mtok.Array()) != 0 { t.Fatalf("expected 0, got %v", len(mtok.Array())) } } func TestBasic4(t *testing.T) { if get(basicJSON, "items.3.tags.#").Num != 3 { t.Fatalf("expected 3, got %v", get(basicJSON, "items.3.tags.#").Num) } if get(basicJSON, "items.3.points.1.#").Num != 2 { t.Fatalf("expected 2, got %v", get(basicJSON, "items.3.points.1.#").Num) } if get(basicJSON, "items.#").Num != 8 { t.Fatalf("expected 6, got %v", get(basicJSON, "items.#").Num) } if get(basicJSON, "vals.#").Num != 4 { t.Fatalf("expected 4, got %v", get(basicJSON, "vals.#").Num) } if !get(basicJSON, "name.last").Exists() { t.Fatal("expected true, got false") } token := get(basicJSON, "name.here") if token.String() != "B\\\"R" { t.Fatal("expecting 'B\\\"R'", "got", token.String()) } token = get(basicJSON, "arr.#") if token.String() != "6" { fmt.Printf("%#v\n", token) t.Fatal("expecting 6", "got", token.String()) } token = get(basicJSON, "arr.3.hello") if token.String() != "world" { t.Fatal("expecting 'world'", "got", token.String()) } _ = token.Value().(string) token = get(basicJSON, "name.first") if token.String() != "tom" { t.Fatal("expecting 'tom'", "got", token.String()) } _ = token.Value().(string) token = get(basicJSON, "name.last") if token.String() != "" { t.Fatal("expecting ''", "got", token.String()) } if token.Value() != nil { t.Fatal("should be nil") } } func TestBasic5(t *testing.T) { token := get(basicJSON, "age") if token.String() != "100" { t.Fatal("expecting '100'", "got", token.String()) } _ = token.Value().(float64) token = get(basicJSON, "happy") if token.String() != "true" { t.Fatal("expecting 'true'", "got", token.String()) } _ = token.Value().(bool) token = get(basicJSON, "immortal") if token.String() != "false" { t.Fatal("expecting 'false'", "got", token.String()) } _ = token.Value().(bool) token = get(basicJSON, "noop") if token.String() != `{"what is a wren?":"a bird"}` { t.Fatal("expecting '"+`{"what is a wren?":"a bird"}`+"'", "got", token.String()) } _ = token.Value().(map[string]interface{}) if get(basicJSON, "").Value() != nil { t.Fatal("should be nil") } get(basicJSON, "vals.hello") mm := Parse(basicJSON).Value().(map[string]interface{}) fn := mm["loggy"].(map[string]interface{})["programmers"].([]interface{})[1].(map[string]interface{})["firstName"].(string) if fn != "Jason" { t.Fatalf("expecting %v, got %v", "Jason", fn) } } func TestUnicode(t *testing.T) { var json = `{"key":0,"的情况下解":{"key":1,"的情况":2}}` if Get(json, "的情况下解.key").Num != 1 { t.Fatal("fail") } if Get(json, "的情况下解.的情况").Num != 2 { t.Fatal("fail") } if Get(json, "的情况下解.的?况").Num != 2 { t.Fatal("fail") } if Get(json, "的情况下解.的?*").Num != 2 { t.Fatal("fail") } if Get(json, "的情况下解.*?况").Num != 2 { t.Fatal("fail") } if Get(json, "的情?下解.*?况").Num != 2 { t.Fatal("fail") } if Get(json, "的情下解.*?况").Num != 0 { t.Fatal("fail") } } func TestUnescape(t *testing.T) { unescape(string([]byte{'\\', '\\', 0})) unescape(string([]byte{'\\', '/', '\\', 'b', '\\', 'f'})) } func assert(t testing.TB, cond bool) { if !cond { panic("assert failed") } } func TestLess(t *testing.T) { assert(t, !Result{Type: Null}.Less(Result{Type: Null}, true)) assert(t, Result{Type: Null}.Less(Result{Type: False}, true)) assert(t, Result{Type: Null}.Less(Result{Type: True}, true)) assert(t, Result{Type: Null}.Less(Result{Type: JSON}, true)) assert(t, Result{Type: Null}.Less(Result{Type: Number}, true)) assert(t, Result{Type: Null}.Less(Result{Type: String}, true)) assert(t, !Result{Type: False}.Less(Result{Type: Null}, true)) assert(t, Result{Type: False}.Less(Result{Type: True}, true)) assert(t, Result{Type: String, Str: "abc"}.Less(Result{Type: String, Str: "bcd"}, true)) assert(t, Result{Type: String, Str: "ABC"}.Less(Result{Type: String, Str: "abc"}, true)) assert(t, !Result{Type: String, Str: "ABC"}.Less(Result{Type: String, Str: "abc"}, false)) assert(t, Result{Type: Number, Num: 123}.Less(Result{Type: Number, Num: 456}, true)) assert(t, !Result{Type: Number, Num: 456}.Less(Result{Type: Number, Num: 123}, true)) assert(t, !Result{Type: Number, Num: 456}.Less(Result{Type: Number, Num: 456}, true)) assert(t, stringLessInsensitive("abcde", "BBCDE")) assert(t, stringLessInsensitive("abcde", "bBCDE")) assert(t, stringLessInsensitive("Abcde", "BBCDE")) assert(t, stringLessInsensitive("Abcde", "bBCDE")) assert(t, !stringLessInsensitive("bbcde", "aBCDE")) assert(t, !stringLessInsensitive("bbcde", "ABCDE")) assert(t, !stringLessInsensitive("Bbcde", "aBCDE")) assert(t, !stringLessInsensitive("Bbcde", "ABCDE")) assert(t, !stringLessInsensitive("abcde", "ABCDE")) assert(t, !stringLessInsensitive("Abcde", "ABCDE")) assert(t, !stringLessInsensitive("abcde", "ABCDE")) assert(t, !stringLessInsensitive("ABCDE", "ABCDE")) assert(t, !stringLessInsensitive("abcde", "abcde")) assert(t, !stringLessInsensitive("123abcde", "123Abcde")) assert(t, !stringLessInsensitive("123Abcde", "123Abcde")) assert(t, !stringLessInsensitive("123Abcde", "123abcde")) assert(t, !stringLessInsensitive("123abcde", "123abcde")) assert(t, !stringLessInsensitive("124abcde", "123abcde")) assert(t, !stringLessInsensitive("124Abcde", "123Abcde")) assert(t, !stringLessInsensitive("124Abcde", "123abcde")) assert(t, !stringLessInsensitive("124abcde", "123abcde")) assert(t, stringLessInsensitive("124abcde", "125abcde")) assert(t, stringLessInsensitive("124Abcde", "125Abcde")) assert(t, stringLessInsensitive("124Abcde", "125abcde")) assert(t, stringLessInsensitive("124abcde", "125abcde")) } func TestIssue6(t *testing.T) { data := `{ "code": 0, "msg": "", "data": { "sz002024": { "qfqday": [ [ "2014-01-02", "8.93", "9.03", "9.17", "8.88", "621143.00" ], [ "2014-01-03", "9.03", "9.30", "9.47", "8.98", "1624438.00" ] ] } } }` var num []string for _, v := range Get(data, "data.sz002024.qfqday.0").Array() { num = append(num, v.String()) } if fmt.Sprintf("%v", num) != "[2014-01-02 8.93 9.03 9.17 8.88 621143.00]" { t.Fatalf("invalid result") } } var exampleJSON = `{ "widget": { "debug": "on", "window": { "title": "Sample Konfabulator Widget", "name": "main_window", "width": 500, "height": 500 }, "image": { "src": "Images/Sun.png", "hOffset": 250, "vOffset": 250, "alignment": "center" }, "text": { "data": "Click Here", "size": 36, "style": "bold", "vOffset": 100, "alignment": "center", "onMouseUp": "sun1.opacity = (sun1.opacity / 100) * 90;" } } }` func TestNewParse(t *testing.T) { //fmt.Printf("%v\n", parse2(exampleJSON, "widget").String()) } func TestUnmarshalMap(t *testing.T) { var m1 = Parse(exampleJSON).Value().(map[string]interface{}) var m2 map[string]interface{} if err := json.Unmarshal([]byte(exampleJSON), &m2); err != nil { t.Fatal(err) } b1, err := json.Marshal(m1) if err != nil { t.Fatal(err) } b2, err := json.Marshal(m2) if err != nil { t.Fatal(err) } if bytes.Compare(b1, b2) != 0 { t.Fatal("b1 != b2") } } func TestSingleArrayValue(t *testing.T) { var json = `{"key": "value","key2":[1,2,3,4,"A"]}` var result = Get(json, "key") var array = result.Array() if len(array) != 1 { t.Fatal("array is empty") } if array[0].String() != "value" { t.Fatalf("got %s, should be %s", array[0].String(), "value") } array = Get(json, "key2.#").Array() if len(array) != 1 { t.Fatalf("got '%v', expected '%v'", len(array), 1) } array = Get(json, "key3").Array() if len(array) != 0 { t.Fatalf("got '%v', expected '%v'", len(array), 0) } } var manyJSON = ` { "a":{"a":{"a":{"a":{"a":{"a":{"a":{"a":{"a":{"a":{ "a":{"a":{"a":{"a":{"a":{"a":{"a":{"a":{"a":{"a":{ "a":{"a":{"a":{"a":{"a":{"a":{"a":{"a":{"a":{"a":{ "a":{"a":{"a":{"a":{"a":{"a":{"a":{"a":{"a":{"a":{ "a":{"a":{"a":{"a":{"a":{"a":{"a":{"a":{"a":{"a":{ "a":{"a":{"a":{"a":{"a":{"a":{"a":{"a":{"a":{"a":{ "a":{"a":{"a":{"a":{"a":{"a":{"a":{"a":{"a":{"a":{"hello":"world" }}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}} "position":{"type":"Point","coordinates":[-115.24,33.09]}, "loves":["world peace"], "name":{"last":"Anderson","first":"Nancy"}, "age":31 "":{"a":"emptya","b":"emptyb"}, "name.last":"Yellow", "name.first":"Cat", }` func combine(results []Result) string { return fmt.Sprintf("%v", results) } func TestManyBasic(t *testing.T) { testWatchForFallback = true defer func() { testWatchForFallback = false }() testMany := func(shouldFallback bool, expect string, paths ...string) { results := GetManyBytes( []byte(manyJSON), paths..., ) if len(results) != len(paths) { t.Fatalf("expected %v, got %v", len(paths), len(results)) } if fmt.Sprintf("%v", results) != expect { fmt.Printf("%v\n", paths) t.Fatalf("expected %v, got %v", expect, results) } //if testLastWasFallback != shouldFallback { // t.Fatalf("expected %v, got %v", shouldFallback, testLastWasFallback) //} } testMany(false, "[Point]", "position.type") testMany(false, `[emptya ["world peace"] 31]`, ".a", "loves", "age") testMany(false, `[["world peace"]]`, "loves") testMany(false, `[{"last":"Anderson","first":"Nancy"} Nancy]`, "name", "name.first") testMany(true, `[]`, strings.Repeat("a.", 40)+"hello") res := Get(manyJSON, strings.Repeat("a.", 48)+"a") testMany(true, `[`+res.String()+`]`, strings.Repeat("a.", 48)+"a") // these should fallback testMany(true, `[Cat Nancy]`, "name\\.first", "name.first") testMany(true, `[world]`, strings.Repeat("a.", 70)+"hello") } func testMany(t *testing.T, json string, paths, expected []string) { testManyAny(t, json, paths, expected, true) testManyAny(t, json, paths, expected, false) } func testManyAny(t *testing.T, json string, paths, expected []string, bytes bool) { var result []Result for i := 0; i < 2; i++ { var which string if i == 0 { which = "Get" result = nil for j := 0; j < len(expected); j++ { if bytes { result = append(result, GetBytes([]byte(json), paths[j])) } else { result = append(result, Get(json, paths[j])) } } } else if i == 1 { which = "GetMany" if bytes { result = GetManyBytes([]byte(json), paths...) } else { result = GetMany(json, paths...) } } for j := 0; j < len(expected); j++ { if result[j].String() != expected[j] { t.Fatalf("Using key '%s' for '%s'\nexpected '%v', got '%v'", paths[j], which, expected[j], result[j].String()) } } } } func TestIssue20(t *testing.T) { json := `{ "name": "FirstName", "name1": "FirstName1", "address": "address1", "addressDetails": "address2", }` paths := []string{"name", "name1", "address", "addressDetails"} expected := []string{"FirstName", "FirstName1", "address1", "address2"} t.Run("SingleMany", func(t *testing.T) { testMany(t, json, paths, expected) }) } func TestIssue21(t *testing.T) { json := `{ "Level1Field1":3, "Level1Field4":4, "Level1Field2":{ "Level2Field1":[ "value1", "value2" ], "Level2Field2":{ "Level3Field1":[ { "key1":"value1" } ] } } }` paths := []string{"Level1Field1", "Level1Field2.Level2Field1", "Level1Field2.Level2Field2.Level3Field1", "Level1Field4"} expected := []string{"3", `[ "value1", "value2" ]`, `[ { "key1":"value1" } ]`, "4"} t.Run("SingleMany", func(t *testing.T) { testMany(t, json, paths, expected) }) } func TestRandomMany(t *testing.T) { var lstr string defer func() { if v := recover(); v != nil { println("'" + hex.EncodeToString([]byte(lstr)) + "'") println("'" + lstr + "'") panic(v) } }() rand.Seed(time.Now().UnixNano()) b := make([]byte, 512) for i := 0; i < 50000; i++ { n, err := rand.Read(b[:rand.Int()%len(b)]) if err != nil { t.Fatal(err) } lstr = string(b[:n]) paths := make([]string, rand.Int()%64) for i := range paths { var b []byte n := rand.Int() % 5 for j := 0; j < n; j++ { if j > 0 { b = append(b, '.') } nn := rand.Int() % 10 for k := 0; k < nn; k++ { b = append(b, 'a'+byte(rand.Int()%26)) } } paths[i] = string(b) } GetMany(lstr, paths...) } } type ComplicatedType struct { unsettable int Tagged string `json:"tagged"` NotTagged bool Nested struct { Yellow string `json:"yellow"` } NestedTagged struct { Green string Map map[string]interface{} Ints struct { Int int `json:"int"` Int8 int8 Int16 int16 Int32 int32 Int64 int64 `json:"int64"` } Uints struct { Uint uint Uint8 uint8 Uint16 uint16 Uint32 uint32 Uint64 uint64 } Floats struct { Float64 float64 Float32 float32 } Byte byte Bool bool } `json:"nestedTagged"` LeftOut string `json:"-"` SelfPtr *ComplicatedType SelfSlice []ComplicatedType SelfSlicePtr []*ComplicatedType SelfPtrSlice *[]ComplicatedType Interface interface{} `json:"interface"` Array [3]int Time time.Time `json:"time"` Binary []byte NonBinary []byte } var complicatedJSON = ` { "tagged": "OK", "Tagged": "KO", "NotTagged": true, "unsettable": 101, "Nested": { "Yellow": "Green", "yellow": "yellow" }, "nestedTagged": { "Green": "Green", "Map": { "this": "that", "and": "the other thing" }, "Ints": { "Uint": 99, "Uint16": 16, "Uint32": 32, "Uint64": 65 }, "Uints": { "int": -99, "Int": -98, "Int16": -16, "Int32": -32, "int64": -64, "Int64": -65 }, "Uints": { "Float32": 32.32, "Float64": 64.64 }, "Byte": 254, "Bool": true }, "LeftOut": "you shouldn't be here", "SelfPtr": {"tagged":"OK","nestedTagged":{"Ints":{"Uint32":32}}}, "SelfSlice": [{"tagged":"OK","nestedTagged":{"Ints":{"Uint32":32}}}], "SelfSlicePtr": [{"tagged":"OK","nestedTagged":{"Ints":{"Uint32":32}}}], "SelfPtrSlice": [{"tagged":"OK","nestedTagged":{"Ints":{"Uint32":32}}}], "interface": "Tile38 Rocks!", "Interface": "Please Download", "Array": [0,2,3,4,5], "time": "2017-05-07T13:24:43-07:00", "Binary": "R0lGODlhPQBEAPeo", "NonBinary": [9,3,100,115] } ` func TestUnmarshal(t *testing.T) { var s1 ComplicatedType var s2 ComplicatedType if err := json.Unmarshal([]byte(complicatedJSON), &s1); err != nil { t.Fatal(err) } if err := Unmarshal([]byte(complicatedJSON), &s2); err != nil { t.Fatal(err) } if !reflect.DeepEqual(&s1, &s2) { t.Fatal("not equal") } var str string if err := json.Unmarshal([]byte(Get(complicatedJSON, "LeftOut").Raw), &str); err != nil { t.Fatal(err) } assert(t, str == Get(complicatedJSON, "LeftOut").String()) } func testvalid(t *testing.T, json string, expect bool) { t.Helper() _, ok := validpayload([]byte(json), 0) if ok != expect { t.Fatal("mismatch") } } func TestValidBasic(t *testing.T) { testvalid(t, "0", true) testvalid(t, "00", false) testvalid(t, "-00", false) testvalid(t, "-.", false) testvalid(t, "0.0", true) testvalid(t, "10.0", true) testvalid(t, "10e1", true) testvalid(t, "10EE", false) testvalid(t, "10E-", false) testvalid(t, "10E+", false) testvalid(t, "10E123", true) testvalid(t, "10E-123", true) testvalid(t, "10E-0123", true) testvalid(t, "", false) testvalid(t, " ", false) testvalid(t, "{}", true) testvalid(t, "{", false) testvalid(t, "-", false) testvalid(t, "-1", true) testvalid(t, "-1.", false) testvalid(t, "-1.0", true) testvalid(t, " -1.0", true) testvalid(t, " -1.0 ", true) testvalid(t, "-1.0 ", true) testvalid(t, "-1.0 i", false) testvalid(t, "-1.0 i", false) testvalid(t, "true", true) testvalid(t, " true", true) testvalid(t, " true ", true) testvalid(t, " True ", false) testvalid(t, " tru", false) testvalid(t, "false", true) testvalid(t, " false", true) testvalid(t, " false ", true) testvalid(t, " False ", false) testvalid(t, " fals", false) testvalid(t, "null", true) testvalid(t, " null", true) testvalid(t, " null ", true) testvalid(t, " Null ", false) testvalid(t, " nul", false) testvalid(t, " []", true) testvalid(t, " [true]", true) testvalid(t, " [ true, null ]", true) testvalid(t, " [ true,]", false) testvalid(t, `{"hello":"world"}`, true) testvalid(t, `{ "hello": "world" }`, true) testvalid(t, `{ "hello": "world", }`, false) testvalid(t, `{"a":"b",}`, false) testvalid(t, `{"a":"b","a"}`, false) testvalid(t, `{"a":"b","a":}`, false) testvalid(t, `{"a":"b","a":1}`, true) testvalid(t, `{"a":"b",2"1":2}`, false) testvalid(t, `{"a":"b","a": 1, "c":{"hi":"there"} }`, true) testvalid(t, `{"a":"b","a": 1, "c":{"hi":"there", "easy":["going",{"mixed":"bag"}]} }`, true) testvalid(t, `""`, true) testvalid(t, `"`, false) testvalid(t, `"\n"`, true) testvalid(t, `"\"`, false) testvalid(t, `"\\"`, true) testvalid(t, `"a\\b"`, true) testvalid(t, `"a\\b\\\"a"`, true) testvalid(t, `"a\\b\\\uFFAAa"`, true) testvalid(t, `"a\\b\\\uFFAZa"`, false) testvalid(t, `"a\\b\\\uFFA"`, false) testvalid(t, string(complicatedJSON), true) testvalid(t, string(exampleJSON), true) } var jsonchars = []string{"{", "[", ",", ":", "}", "]", "1", "0", "true", "false", "null", `""`, `"\""`, `"a"`} func makeRandomJSONChars(b []byte) { var bb []byte for len(bb) < len(b) { bb = append(bb, jsonchars[rand.Int()%len(jsonchars)]...) } copy(b, bb[:len(b)]) } func TestValidRandom(t *testing.T) { rand.Seed(time.Now().UnixNano()) b := make([]byte, 100000) start := time.Now() for time.Since(start) < time.Second*3 { n := rand.Int() % len(b) rand.Read(b[:n]) validpayload(b[:n], 0) } start = time.Now() for time.Since(start) < time.Second*3 { n := rand.Int() % len(b) makeRandomJSONChars(b[:n]) validpayload(b[:n], 0) } } func TestGetMany47(t *testing.T) { json := `{"bar": {"id": 99, "mybar": "my mybar" }, "foo": {"myfoo": [605]}}` paths := []string{"foo.myfoo", "bar.id", "bar.mybar", "bar.mybarx"} expected := []string{"[605]", "99", "my mybar", ""} results := GetMany(json, paths...) if len(expected) != len(results) { t.Fatalf("expected %v, got %v", len(expected), len(results)) } for i, path := range paths { if results[i].String() != expected[i] { t.Fatalf("expected '%v', got '%v' for path '%v'", expected[i], results[i].String(), path) } } } func TestGetMany48(t *testing.T) { json := `{"bar": {"id": 99, "xyz": "my xyz"}, "foo": {"myfoo": [605]}}` paths := []string{"foo.myfoo", "bar.id", "bar.xyz", "bar.abc"} expected := []string{"[605]", "99", "my xyz", ""} results := GetMany(json, paths...) if len(expected) != len(results) { t.Fatalf("expected %v, got %v", len(expected), len(results)) } for i, path := range paths { if results[i].String() != expected[i] { t.Fatalf("expected '%v', got '%v' for path '%v'", expected[i], results[i].String(), path) } } } func TestResultRawForLiteral(t *testing.T) { for _, lit := range []string{"null", "true", "false"} { result := Parse(lit) if result.Raw != lit { t.Fatalf("expected '%v', got '%v'", lit, result.Raw) } } } func TestNullArray(t *testing.T) { n := len(Get(`{"data":null}`, "data").Array()) if n != 0 { t.Fatalf("expected '%v', got '%v'", 0, n) } n = len(Get(`{}`, "data").Array()) if n != 0 { t.Fatalf("expected '%v', got '%v'", 0, n) } n = len(Get(`{"data":[]}`, "data").Array()) if n != 0 { t.Fatalf("expected '%v', got '%v'", 0, n) } n = len(Get(`{"data":[null]}`, "data").Array()) if n != 1 { t.Fatalf("expected '%v', got '%v'", 1, n) } } func TestRandomGetMany(t *testing.T) { start := time.Now() for time.Since(start) < time.Second*3 { testRandomGetMany(t) } } func testRandomGetMany(t *testing.T) { rand.Seed(time.Now().UnixNano()) json, keys := randomJSON() for _, key := range keys { r := Get(json, key) if !r.Exists() { t.Fatal("should exist") } } rkeysi := rand.Perm(len(keys)) rkeysn := 1 + rand.Int()%32 if len(rkeysi) > rkeysn { rkeysi = rkeysi[:rkeysn] } var rkeys []string for i := 0; i < len(rkeysi); i++ { rkeys = append(rkeys, keys[rkeysi[i]]) } mres1 := GetMany(json, rkeys...) var mres2 []Result for _, rkey := range rkeys { mres2 = append(mres2, Get(json, rkey)) } if len(mres1) != len(mres2) { t.Fatalf("expected %d, got %d", len(mres2), len(mres1)) } for i := 0; i < len(mres1); i++ { mres1[i].Index = 0 mres2[i].Index = 0 v1 := fmt.Sprintf("%#v", mres1[i]) v2 := fmt.Sprintf("%#v", mres2[i]) if v1 != v2 { t.Fatalf("\nexpected %s\n"+ " got %s", v2, v1) } } } func TestIssue54(t *testing.T) { var r []Result json := `{"MarketName":null,"Nounce":6115}` r = GetMany(json, "Nounce", "Buys", "Sells", "Fills") if strings.Replace(fmt.Sprintf("%v", r), " ", "", -1) != "[6115]" { t.Fatalf("expected '%v', got '%v'", "[6115]", strings.Replace(fmt.Sprintf("%v", r), " ", "", -1)) } r = GetMany(json, "Nounce", "Buys", "Sells") if strings.Replace(fmt.Sprintf("%v", r), " ", "", -1) != "[6115]" { t.Fatalf("expected '%v', got '%v'", "[6115]", strings.Replace(fmt.Sprintf("%v", r), " ", "", -1)) } r = GetMany(json, "Nounce") if strings.Replace(fmt.Sprintf("%v", r), " ", "", -1) != "[6115]" { t.Fatalf("expected '%v', got '%v'", "[6115]", strings.Replace(fmt.Sprintf("%v", r), " ", "", -1)) } } func randomString() string { var key string N := 1 + rand.Int()%16 for i := 0; i < N; i++ { r := rand.Int() % 62 if r < 10 { key += string(byte('0' + r)) } else if r-10 < 26 { key += string(byte('a' + r - 10)) } else { key += string(byte('A' + r - 10 - 26)) } } return `"` + key + `"` } func randomBool() string { switch rand.Int() % 2 { default: return "false" case 1: return "true" } } func randomNumber() string { return strconv.FormatInt(int64(rand.Int()%1000000), 10) } func randomObjectOrArray(keys []string, prefix string, array bool, depth int) (string, []string) { N := 5 + rand.Int()%5 var json string if array { json = "[" } else { json = "{" } for i := 0; i < N; i++ { if i > 0 { json += "," } var pkey string if array { pkey = prefix + "." + strconv.FormatInt(int64(i), 10) } else { key := randomString() pkey = prefix + "." + key[1:len(key)-1] json += key + `:` } keys = append(keys, pkey[1:]) var kind int if depth == 5 { kind = rand.Int() % 4 } else { kind = rand.Int() % 6 } switch kind { case 0: json += randomString() case 1: json += randomBool() case 2: json += "null" case 3: json += randomNumber() case 4: var njson string njson, keys = randomObjectOrArray(keys, pkey, true, depth+1) json += njson case 5: var njson string njson, keys = randomObjectOrArray(keys, pkey, false, depth+1) json += njson } } if array { json += "]" } else { json += "}" } return json, keys } func randomJSON() (json string, keys []string) { return randomObjectOrArray(nil, "", false, 0) } func TestIssue55(t *testing.T) { json := `{"one": {"two": 2, "three": 3}, "four": 4, "five": 5}` results := GetMany(json, "four", "five", "one.two", "one.six") expected := []string{"4", "5", "2", ""} for i, r := range results { if r.String() != expected[i] { t.Fatalf("expected %v, got %v", expected[i], r.String()) } } } func TestIssue58(t *testing.T) { json := `{"data":[{"uid": 1},{"uid": 2}]}` res := Get(json, `data.#[uid!=1]`).Raw if res != `{"uid": 2}` { t.Fatalf("expected '%v', got '%v'", `{"uid": 1}`, res) } } func TestObjectGrouping(t *testing.T) { json := ` [ true, {"name":"tom"}, false, {"name":"janet"}, null ] ` res := Get(json, "#.name") if res.String() != `["tom","janet"]` { t.Fatalf("expected '%v', got '%v'", `["tom","janet"]`, res.String()) } } func TestJSONLines(t *testing.T) { json := ` true false {"name":"tom"} [1,2,3,4,5] {"name":"janet"} null 12930.1203 ` paths := []string{"..#", "..0", "..2.name", "..#.name", "..6", "..7"} ress := []string{"7", "true", "tom", `["tom","janet"]`, "12930.1203", ""} for i, path := range paths { res := Get(json, path) if res.String() != ress[i] { t.Fatalf("expected '%v', got '%v'", ress[i], res.String()) } } json = ` {"name": "Gilbert", "wins": [["straight", "7♣"], ["one pair", "10♥"]]} {"name": "Alexa", "wins": [["two pair", "4♠"], ["two pair", "9♠"]]} {"name": "May", "wins": []} {"name": "Deloise", "wins": [["three of a kind", "5♣"]]} ` var i int lines := strings.Split(strings.TrimSpace(json), "\n") ForEachLine(json, func(line Result) bool { if line.Raw != lines[i] { t.Fatalf("expected '%v', got '%v'", lines[i], line.Raw) } i++ return true }) if i != 4 { t.Fatalf("expected '%v', got '%v'", 4, i) } } func TestNumUint64String(t *testing.T) { var i int64 = 9007199254740993 //2^53 + 1 j := fmt.Sprintf(`{"data": [ %d, "hello" ] }`, i) res := Get(j, "data.0") if res.String() != "9007199254740993" { t.Fatalf("expected '%v', got '%v'", "9007199254740993", res.String()) } } func TestNumInt64String(t *testing.T) { var i int64 = -9007199254740993 j := fmt.Sprintf(`{"data":[ "hello", %d ]}`, i) res := Get(j, "data.1") if res.String() != "-9007199254740993" { t.Fatalf("expected '%v', got '%v'", "-9007199254740993", res.String()) } } func TestNumBigString(t *testing.T) { i := "900719925474099301239109123101" // very big j := fmt.Sprintf(`{"data":[ "hello", "%s" ]}`, i) res := Get(j, "data.1") if res.String() != "900719925474099301239109123101" { t.Fatalf("expected '%v', got '%v'", "900719925474099301239109123101", res.String()) } } func TestNumFloatString(t *testing.T) { var i int64 = -9007199254740993 j := fmt.Sprintf(`{"data":[ "hello", %d ]}`, i) //No quotes around value!! res := Get(j, "data.1") if res.String() != "-9007199254740993" { t.Fatalf("expected '%v', got '%v'", "-9007199254740993", res.String()) } } func TestDuplicateKeys(t *testing.T) { // this is vaild json according to the JSON spec var json = `{"name": "Alex","name": "Peter"}` if Parse(json).Get("name").String() != Parse(json).Map()["name"].String() { t.Fatalf("expected '%v', got '%v'", Parse(json).Get("name").String(), Parse(json).Map()["name"].String(), ) } if !Valid(json) { t.Fatal("should be valid") } } func TestArrayValues(t *testing.T) { var json = `{"array": ["PERSON1","PERSON2",0],}` values := Get(json, "array").Array() var output string for i, val := range values { if i > 0 { output += "\n" } output += fmt.Sprintf("%#v", val) } expect := strings.Join([]string{ `gjson.Result{Type:3, Raw:"\"PERSON1\"", Str:"PERSON1", Num:0, Index:0}`, `gjson.Result{Type:3, Raw:"\"PERSON2\"", Str:"PERSON2", Num:0, Index:0}`, `gjson.Result{Type:2, Raw:"0", Str:"", Num:0, Index:0}`, }, "\n") if output != expect { t.Fatalf("expected '%v', got '%v'", expect, output) } } func BenchmarkValid(b *testing.B) { for i := 0; i < b.N; i++ { Valid(complicatedJSON) } } func BenchmarkValidBytes(b *testing.B) { complicatedJSON := []byte(complicatedJSON) for i := 0; i < b.N; i++ { ValidBytes(complicatedJSON) } } func BenchmarkGoStdlibValidBytes(b *testing.B) { complicatedJSON := []byte(complicatedJSON) for i := 0; i < b.N; i++ { json.Valid(complicatedJSON) } }