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package fastjson
import (
"fmt"
"testing"
"time"
)
func TestGetStringConcurrent(t *testing.T) {
const concurrency = 4
data := []byte(largeFixture)
ch := make(chan error, concurrency)
for i := 0; i < concurrency; i++ {
go func() {
s := GetString(data, "non-existing-key")
if s != "" {
ch <- fmt.Errorf("unexpected non-empty string got: %q", s)
}
ch <- nil
}()
}
for i := 0; i < concurrency; i++ {
select {
case <-time.After(time.Second * 5):
t.Fatalf("timeout")
case err := <-ch:
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
}
}
}
func TestGetBytesConcurrent(t *testing.T) {
const concurrency = 4
data := []byte(largeFixture)
ch := make(chan error, concurrency)
for i := 0; i < concurrency; i++ {
go func() {
b := GetBytes(data, "non-existing-key")
if b != nil {
ch <- fmt.Errorf("unexpected non-empty string got: %q", b)
}
ch <- nil
}()
}
for i := 0; i < concurrency; i++ {
select {
case <-time.After(time.Second * 5):
t.Fatalf("timeout")
case err := <-ch:
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
}
}
}
func TestGetString(t *testing.T) {
data := []byte(`{"foo":"bar", "baz": 1234}`)
// normal path
s := GetString(data, "foo")
if s != "bar" {
t.Fatalf("unexpected value obtained; got %q; want %q", s, "bar")
}
// non-existing path
s = GetString(data, "foo", "zzz")
if s != "" {
t.Fatalf("unexpected non-empty value obtained: %q", s)
}
// invalid type
s = GetString(data, "baz")
if s != "" {
t.Fatalf("unexpected non-empty value obtained: %q", s)
}
// invalid json
s = GetString([]byte("invalid json"), "foobar", "baz")
if s != "" {
t.Fatalf("unexpected non-empty value obtained: %q", s)
}
}
func TestGetBytes(t *testing.T) {
data := []byte(`{"foo":"bar", "baz": 1234}`)
// normal path
b := GetBytes(data, "foo")
if string(b) != "bar" {
t.Fatalf("unexpected value obtained; got %q; want %q", b, "bar")
}
// non-existing path
b = GetBytes(data, "foo", "zzz")
if b != nil {
t.Fatalf("unexpected non-empty value obtained: %q", b)
}
// invalid type
b = GetBytes(data, "baz")
if b != nil {
t.Fatalf("unexpected non-empty value obtained: %q", b)
}
// invalid json
b = GetBytes([]byte("invalid json"), "foobar", "baz")
if b != nil {
t.Fatalf("unexpected non-empty value obtained: %q", b)
}
}
func TestGetInt(t *testing.T) {
data := []byte(`{"foo":"bar", "baz": 1234}`)
// normal path
n := GetInt(data, "baz")
if n != 1234 {
t.Fatalf("unexpected value obtained; got %d; want %d", n, 1234)
}
// non-existing path
n = GetInt(data, "foo", "zzz")
if n != 0 {
t.Fatalf("unexpected non-zero value obtained: %d", n)
}
// invalid type
n = GetInt(data, "foo")
if n != 0 {
t.Fatalf("unexpected non-zero value obtained: %d", n)
}
// invalid json
n = GetInt([]byte("invalid json"), "foobar", "baz")
if n != 0 {
t.Fatalf("unexpected non-empty value obtained: %d", n)
}
}
func TestGetFloat64(t *testing.T) {
data := []byte(`{"foo":"bar", "baz": 12.34}`)
// normal path
f := GetFloat64(data, "baz")
if f != 12.34 {
t.Fatalf("unexpected value obtained; got %f; want %f", f, 12.34)
}
// non-existing path
f = GetFloat64(data, "foo", "zzz")
if f != 0 {
t.Fatalf("unexpected non-zero value obtained: %f", f)
}
// invalid type
f = GetFloat64(data, "foo")
if f != 0 {
t.Fatalf("unexpected non-zero value obtained: %f", f)
}
// invalid json
f = GetFloat64([]byte("invalid json"), "foobar", "baz")
if f != 0 {
t.Fatalf("unexpected non-empty value obtained: %f", f)
}
}
func TestGetBool(t *testing.T) {
data := []byte(`{"foo":"bar", "baz": true}`)
// normal path
b := GetBool(data, "baz")
if !b {
t.Fatalf("unexpected value obtained; got %v; want %v", b, true)
}
// non-existing path
b = GetBool(data, "foo", "zzz")
if b {
t.Fatalf("unexpected true value obtained")
}
// invalid type
b = GetBool(data, "foo")
if b {
t.Fatalf("unexpected true value obtained")
}
// invalid json
b = GetBool([]byte("invalid json"), "foobar", "baz")
if b {
t.Fatalf("unexpected true value obtained")
}
}
func TestExists(t *testing.T) {
data := []byte(`{"foo": [{"bar": 1234, "baz": 0}]}`)
if !Exists(data, "foo") {
t.Fatalf("cannot find foo")
}
if !Exists(data, "foo", "0") {
t.Fatalf("cannot find foo[0]")
}
if !Exists(data, "foo", "0", "baz") {
t.Fatalf("cannot find foo[0].baz")
}
if Exists(data, "foobar") {
t.Fatalf("found unexpected foobar")
}
if Exists(data, "foo", "1") {
t.Fatalf("found unexpected foo[1]")
}
if Exists(data, "foo", "0", "234") {
t.Fatalf("found unexpected foo[0][234]")
}
if Exists(data, "foo", "bar") {
t.Fatalf("found unexpected foo.bar")
}
if Exists([]byte(`invalid JSON`), "foo", "bar") {
t.Fatalf("Exists returned true on invalid json")
}
}
func TestParse(t *testing.T) {
v, err := Parse(`{"foo": "bar"}`)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
str := v.String()
if str != `{"foo":"bar"}` {
t.Fatalf("unexpected value parsed: %q; want %q", str, `{"foo":"bar"}`)
}
}
func TestParseBytes(t *testing.T) {
v, err := ParseBytes([]byte(`{"foo": "bar"}`))
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
str := v.String()
if str != `{"foo":"bar"}` {
t.Fatalf("unexpected value parsed: %q; want %q", str, `{"foo":"bar"}`)
}
}
func TestMustParse(t *testing.T) {
s := `{"foo":"bar"}`
v := MustParse(s)
str := v.String()
if str != s {
t.Fatalf("unexpected value parsed; %q; want %q", str, s)
}
v = MustParseBytes([]byte(s))
if str != s {
t.Fatalf("unexpected value parsed; %q; want %q", str, s)
}
if !causesPanic(func() { v = MustParse(`[`) }) {
t.Fatalf("expected MustParse to panic")
}
if !causesPanic(func() { v = MustParseBytes([]byte(`[`)) }) {
t.Fatalf("expected MustParse to panic")
}
}
func causesPanic(fn func()) (p bool) {
defer func() {
if r := recover(); r != nil {
p = true
}
}()
fn()
return
}
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