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#include <library/cpp/json/json_reader.h>
#include <library/cpp/json/json_prettifier.h>
#include <library/cpp/testing/unittest/registar.h>
#include <library/cpp/string_utils/relaxed_escaper/relaxed_escaper.h>
#include <util/string/cast.h>
#include <util/string/printf.h>
namespace NJson {
namespace NTest {
enum ETestEvent {
E_NO_EVENT = 0,
E_ERROR = 1,
E_DICT_OPEN,
E_DICT_CLOSE,
E_ARR_OPEN,
E_ARR_CLOSE,
E_NULL,
E_BOOL,
E_FLT,
E_INT,
E_LONG_LONG,
E_STR,
E_KEY
};
struct TEvent {
ETestEvent Type = E_NO_EVENT;
i64 INum = 0;
double DNum = 0;
TString Str;
TEvent(ETestEvent e = E_NO_EVENT)
: Type(e)
{
}
TEvent(double v, ETestEvent e)
: Type(e)
, DNum(v)
{
}
TEvent(i64 v, ETestEvent e)
: Type(e)
, INum(v)
{
}
TEvent(TStringBuf t, ETestEvent e)
: Type(e)
, Str(NEscJ::EscapeJ<true, false>(t))
{
}
TString ToString() const {
switch (Type) {
default:
return "YOUFAILED";
case E_ERROR:
return Sprintf("error: %s", Str.data());
case E_DICT_OPEN:
return "{";
case E_DICT_CLOSE:
return "}";
case E_ARR_OPEN:
return "[";
case E_ARR_CLOSE:
return "]";
case E_NULL:
return "null";
case E_BOOL:
return INum ? "true" : "false";
case E_INT:
return ::ToString(INum);
case E_FLT:
return ::ToString(DNum);
case E_STR:
return Sprintf("%s", Str.data());
case E_KEY:
return Sprintf("key: %s", Str.data());
}
}
};
using TEvents = TVector<TEvent>;
struct TTestHandler : TJsonCallbacks {
TEvents Events;
bool OnOpenMap() override {
Events.push_back(E_DICT_OPEN);
return true;
}
bool OnCloseMap() override {
Events.push_back(E_DICT_CLOSE);
return true;
}
bool OnOpenArray() override {
Events.push_back(E_ARR_OPEN);
return true;
}
bool OnCloseArray() override {
Events.push_back(E_ARR_CLOSE);
return true;
}
bool OnNull() override {
Events.push_back(E_NULL);
return true;
}
bool OnBoolean(bool v) override {
Events.push_back(TEvent((i64)v, E_BOOL));
return true;
}
bool OnInteger(long long v) override {
Events.push_back(TEvent((i64)v, E_INT));
return true;
}
bool OnUInteger(unsigned long long v) override {
return OnInteger(v);
}
bool OnDouble(double v) override {
Events.push_back(TEvent(v, E_FLT));
return true;
}
bool OnString(const TStringBuf& v) override {
Events.push_back(TEvent(v, E_STR));
return true;
}
bool OnMapKey(const TStringBuf& v) override {
Events.push_back(TEvent(v, E_KEY));
return true;
}
void OnError(size_t, TStringBuf token) override {
Events.push_back(TEvent(token, E_ERROR));
}
void Assert(const TEvents& e, TString str) {
try {
UNIT_ASSERT_VALUES_EQUAL_C(e.size(), Events.size(), str);
for (ui32 i = 0, sz = e.size(); i < sz; ++i) {
UNIT_ASSERT_VALUES_EQUAL_C((int)e[i].Type, (int)Events[i].Type, Sprintf("'%s' %u", str.data(), i));
UNIT_ASSERT_VALUES_EQUAL_C(e[i].INum, Events[i].INum, Sprintf("'%s' %u", str.data(), i));
UNIT_ASSERT_VALUES_EQUAL_C(e[i].DNum, Events[i].DNum, Sprintf("'%s' %u", str.data(), i));
UNIT_ASSERT_VALUES_EQUAL_C(e[i].Str, Events[i].Str, Sprintf("'%s' %u", str.data(), i));
}
} catch (const yexception&) {
Clog << "Exception at '" << str << "'" << Endl;
for (const auto& event : Events) {
Clog << event.ToString() << Endl;
}
throw;
}
}
};
}
}
class TFastJsonTest: public TTestBase {
UNIT_TEST_SUITE(TFastJsonTest)
UNIT_TEST(TestParse)
UNIT_TEST(TestReadJsonFastTree)
UNIT_TEST(TestNoInlineComment)
UNIT_TEST_SUITE_END();
public:
template <bool accept>
void DoTestParse(TStringBuf json, ui32 amount, ...) {
using namespace NJson::NTest;
TEvents evs;
va_list vl;
va_start(vl, amount);
for (ui32 i = 0; i < amount; i++) {
ETestEvent e = (ETestEvent)va_arg(vl, int);
switch ((int)e) {
case E_NO_EVENT:
case E_DICT_OPEN:
case E_DICT_CLOSE:
case E_ARR_OPEN:
case E_ARR_CLOSE:
case E_NULL:
evs.push_back(e);
break;
case E_BOOL: {
bool v = va_arg(vl, int);
evs.push_back(TEvent((i64)v, E_BOOL));
break;
}
case E_INT: {
i64 i = va_arg(vl, int);
evs.push_back(TEvent(i, E_INT));
break;
}
case E_LONG_LONG: {
i64 i = va_arg(vl, long long);
evs.push_back(TEvent(i, E_INT));
break;
}
case E_FLT: {
double f = va_arg(vl, double);
evs.push_back(TEvent(f, E_FLT));
break;
}
case E_STR: {
const char* s = va_arg(vl, const char*);
evs.push_back(TEvent(TStringBuf(s), E_STR));
break;
}
case E_KEY:
case E_ERROR: {
const char* s = va_arg(vl, const char*);
evs.push_back(TEvent(TStringBuf(s), e));
break;
}
}
}
va_end(vl);
TTestHandler h;
const bool res = ReadJsonFast(json, &h);
UNIT_ASSERT_VALUES_EQUAL_C(res, accept, Sprintf("%s (%s)", ToString(json).data(), h.Events.back().Str.data()));
h.Assert(evs, ToString(json));
}
void TestParse() {
using namespace NJson::NTest;
DoTestParse<true>("", 0);
DoTestParse<true>(" \t \t ", 0);
DoTestParse<true>("a-b-c@аб_вгд909AБ", 1, E_STR, "a-b-c@аб_вгд909AБ");
DoTestParse<true>("'я тестовая строка'", 1, E_STR, "я тестовая строка");
DoTestParse<true>("\"я тестовая строка\"", 1, E_STR, "я тестовая строка");
DoTestParse<true>("'\\xA\\xA\\xA'", 1, E_STR, "\n\n\n");
DoTestParse<true>("12.15", 1, E_FLT, 12.15);
DoTestParse<true>("null", 1, E_NULL);
DoTestParse<true>("true", 1, E_BOOL, true);
DoTestParse<true>("false", 1, E_BOOL, false);
DoTestParse<true>("[]", 2, E_ARR_OPEN, E_ARR_CLOSE);
DoTestParse<true>("[ a ]", 3, E_ARR_OPEN, E_STR, "a", E_ARR_CLOSE);
DoTestParse<true>("[ a, b ]", 4, E_ARR_OPEN, E_STR, "a", E_STR, "b", E_ARR_CLOSE);
DoTestParse<true>("[a,b]", 4, E_ARR_OPEN, E_STR, "a", E_STR, "b", E_ARR_CLOSE);
DoTestParse<false>("[a,b][a,b]", 5, E_ARR_OPEN, E_STR, "a", E_STR, "b", E_ARR_CLOSE, E_ERROR, "invalid syntax at token: '['");
DoTestParse<false>("[a,,b]", 3, E_ARR_OPEN, E_STR, "a", E_ERROR, "invalid syntax at token: ','");
DoTestParse<true>("{ k : v }", 4, E_DICT_OPEN, E_KEY, "k", E_STR, "v", E_DICT_CLOSE);
DoTestParse<true>("{a:'\\b'/*comment*/, k /*comment*/\n : v }", 6, E_DICT_OPEN, E_KEY, "a", E_STR, "\b", E_KEY, "k", E_STR, "v", E_DICT_CLOSE);
DoTestParse<true>("{a:.15, k : v }", 6, E_DICT_OPEN, E_KEY, "a", E_FLT, .15, E_KEY, "k", E_STR, "v", E_DICT_CLOSE);
DoTestParse<true>("[ a, -.1e+5, 1E-7]", 5, E_ARR_OPEN, E_STR, "a", E_FLT, -.1e+5, E_FLT, 1e-7, E_ARR_CLOSE);
DoTestParse<true>("{}", 2, E_DICT_OPEN, E_DICT_CLOSE);
DoTestParse<true>("{ a : x, b : [ c, d, ] }", 9, E_DICT_OPEN, E_KEY, "a", E_STR, "x", E_KEY, "b", E_ARR_OPEN, E_STR, "c", E_STR, "d", E_ARR_CLOSE, E_DICT_CLOSE);
DoTestParse<false>("{ a : x, b : [ c, d,, ] }", 8, E_DICT_OPEN, E_KEY, "a", E_STR, "x", E_KEY, "b", E_ARR_OPEN, E_STR, "c", E_STR, "d", E_ERROR, "invalid syntax at token: ','");
// DoTestParse<false>("{ a : x : y }", 4, E_DICT_OPEN
// , E_KEY, "a", E_STR, "x"
// , E_ERROR
// , ":");
// DoTestParse<false>("{queries:{ref:[]},{nonref:[]}}", 8, E_DICT_OPEN
// , E_KEY, "queries", E_DICT_OPEN
// , E_KEY, "ref", E_ARR_OPEN, E_ARR_CLOSE
// , E_DICT_CLOSE, E_ERROR, "");
DoTestParse<true>("'100x00'", 1, E_STR, "100x00");
DoTestParse<true>("-1", 1, E_INT, -1);
DoTestParse<true>("-9223372036854775808", 1, E_LONG_LONG, (long long)Min<i64>());
DoTestParse<false>("100x00", 1, E_ERROR, "invalid syntax at token: '100x'");
DoTestParse<false>("100 200", 2, E_INT, 100, E_ERROR, "invalid syntax at token: '200'");
DoTestParse<true>("{g:{x:{a:{b:c,e:f},q:{x:y}},y:fff}}", 22, E_DICT_OPEN, E_KEY, "g", E_DICT_OPEN, E_KEY, "x", E_DICT_OPEN, E_KEY, "a", E_DICT_OPEN, E_KEY, "b", E_STR, "c", E_KEY, "e", E_STR, "f", E_DICT_CLOSE, E_KEY, "q", E_DICT_OPEN, E_KEY, "x", E_STR, "y", E_DICT_CLOSE, E_DICT_CLOSE, E_KEY, "y", E_STR, "fff", E_DICT_CLOSE, E_DICT_CLOSE);
}
void TestReadJsonFastTree() {
const TString json = R"(
{
"a": {
"b": {}
}
}}
)";
NJson::TJsonValue value;
UNIT_ASSERT(!ReadJsonFastTree(json, &value));
}
void TestNoInlineComment() {
using namespace NJson::NTest;
DoTestParse<false>("{\"a\":1}//d{\"b\":2}", 5, E_DICT_OPEN, E_KEY, "a", E_INT, 1, E_DICT_CLOSE, E_ERROR, "invalid syntax at token: '/'");
DoTestParse<false>("{\"a\":1}//d{\"b\":2}\n", 5, E_DICT_OPEN, E_KEY, "a", E_INT, 1, E_DICT_CLOSE, E_ERROR, "invalid syntax at token: '/'");
DoTestParse<false>("{\"a\":{//d{\"b\":2}\n}}", 4, E_DICT_OPEN, E_KEY, "a", E_DICT_OPEN, E_ERROR, "invalid syntax at token: '/'");
DoTestParse<false>("{\"a\":{//d{\"b\":2}}}\n", 4, E_DICT_OPEN, E_KEY, "a", E_DICT_OPEN, E_ERROR, "invalid syntax at token: '/'");
DoTestParse<false>("{\"a\":{//d{\"b\":2}}}", 4, E_DICT_OPEN, E_KEY, "a", E_DICT_OPEN, E_ERROR, "invalid syntax at token: '/'");
}
};
UNIT_TEST_SUITE_REGISTRATION(TFastJsonTest)
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