simdjson/tests/document_tests.cpp

235 lines
8.3 KiB
C++

#include <string>
#include <vector>
#include <unistd.h>
#include "simdjson.h"
#include "test_macros.h"
namespace document_tests {
bool issue938() {
std::vector<std::string> json_strings{"[true,false]", "[1,2,3,null]",
R"({"yay":"json!"})"};
simdjson::dom::parser parser1;
for (simdjson::padded_string str : json_strings) {
simdjson::dom::element element;
ASSERT_SUCCESS( parser1.parse(str).get(element) );
std::cout << element << std::endl;
}
std::vector<std::string> file_paths{
ADVERSARIAL_JSON, FLATADVERSARIAL_JSON, DEMO_JSON,
TWITTER_TIMELINE_JSON, REPEAT_JSON, SMALLDEMO_JSON,
TRUENULL_JSON};
for (auto path : file_paths) {
simdjson::dom::parser parser2;
simdjson::dom::element element;
std::cout << "file: " << path << std::endl;
ASSERT_SUCCESS( parser2.load(path).get(element) );
std::cout << element.type() << std::endl;
}
simdjson::dom::parser parser3;
for (auto path : file_paths) {
simdjson::dom::element element;
std::cout << "file: " << path << std::endl;
ASSERT_SUCCESS( parser3.load(path).get(element) );
std::cout << element.type() << std::endl;
}
return true;
}
// adversarial example that once triggred overruns, see https://github.com/lemire/simdjson/issues/345
bool bad_example() {
std::cout << __func__ << std::endl;
simdjson::padded_string badjson = "[7,7,7,7,6,7,7,7,6,7,7,6,[7,7,7,7,6,7,7,7,6,7,7,6,7,7,7,7,7,7,6"_padded;
simdjson::dom::parser parser;
ASSERT_ERROR( parser.parse(badjson), simdjson::TAPE_ERROR );
return true;
}
bool count_array_example() {
std::cout << __func__ << std::endl;
simdjson::padded_string smalljson = "[1,2,3]"_padded;
simdjson::dom::parser parser;
simdjson::dom::array array;
ASSERT_SUCCESS( parser.parse(smalljson).get(array) );
ASSERT_EQUAL( array.size(), 3 );
return true;
}
bool count_object_example() {
std::cout << __func__ << std::endl;
simdjson::padded_string smalljson = "{\"1\":1,\"2\":1,\"3\":1}"_padded;
simdjson::dom::parser parser;
simdjson::dom::object object;
ASSERT_SUCCESS( parser.parse(smalljson).get(object) );
ASSERT_EQUAL( object.size(), 3 );
return true;
}
bool padded_with_open_bracket() {
std::cout << __func__ << std::endl;
simdjson::dom::parser parser;
// This is an invalid document padded with open braces.
ASSERT_ERROR( parser.parse("[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[", 2, false), simdjson::TAPE_ERROR);
// This is a valid document padded with open braces.
ASSERT_SUCCESS( parser.parse("[][[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[", 2, false) );
return true;
}
// returns true if successful
bool stable_test() {
std::cout << __func__ << std::endl;
simdjson::padded_string json = "{"
"\"Image\":{"
"\"Width\":800,"
"\"Height\":600,"
"\"Title\":\"View from 15th Floor\","
"\"Thumbnail\":{"
"\"Url\":\"http://www.example.com/image/481989943\","
"\"Height\":125,"
"\"Width\":100"
"},"
"\"Animated\":false,"
"\"IDs\":[116,943.3,234,38793]"
"}"
"}"_padded;
simdjson::dom::parser parser;
std::ostringstream myStream;
#if SIMDJSON_EXCEPTIONS
myStream << parser.parse(json);
#else
simdjson::dom::element doc;
simdjson_unused auto error = parser.parse(json).get(doc);
myStream << doc;
#endif
std::string newjson = myStream.str();
if(static_cast<std::string>(json) != newjson) {
std::cout << "serialized json differs!" << std::endl;
std::cout << static_cast<std::string>(json) << std::endl;
std::cout << newjson << std::endl;
}
return newjson == static_cast<std::string>(json);
}
// returns true if successful
bool skyprophet_test() {
std::cout << "Running " << __func__ << std::endl;
const size_t n_records = 100000;
std::vector<std::string> data;
char buf[1024];
for (size_t i = 0; i < n_records; ++i) {
size_t n = snprintf(buf, sizeof(buf),
"{\"id\": %zu, \"name\": \"name%zu\", \"gender\": \"%s\", "
"\"school\": {\"id\": %zu, \"name\": \"school%zu\"}}",
i, i, (i % 2) ? "male" : "female", i % 10, i % 10);
if (n >= sizeof(buf)) { abort(); }
data.emplace_back(std::string(buf, n));
}
for (size_t i = 0; i < n_records; ++i) {
size_t n = snprintf(buf, sizeof(buf), "{\"counter\": %f, \"array\": [%s]}", static_cast<double>(i) * 3.1416,
(i % 2) ? "true" : "false");
if (n >= sizeof(buf)) { abort(); }
data.emplace_back(std::string(buf, n));
}
for (size_t i = 0; i < n_records; ++i) {
size_t n = snprintf(buf, sizeof(buf), "{\"number\": %e}", static_cast<double>(i) * 10000.31321321);
if (n >= sizeof(buf)) { abort(); }
data.emplace_back(std::string(buf, n));
}
data.emplace_back(std::string("true"));
data.emplace_back(std::string("false"));
data.emplace_back(std::string("null"));
data.emplace_back(std::string("0.1"));
size_t maxsize = 0;
for (auto &s : data) {
if (maxsize < s.size())
maxsize = s.size();
}
simdjson::dom::parser parser;
size_t counter = 0;
for (auto &rec : data) {
if ((counter % 10000) == 0) {
printf(".");
fflush(NULL);
}
counter++;
auto error = parser.parse(rec.c_str(), rec.length()).error();
if (error != simdjson::error_code::SUCCESS) {
printf("Something is wrong in skyprophet_test: %s.\n", rec.c_str());
printf("Parsing failed. Error is %s\n", simdjson::error_message(error));
return false;
}
error = parser.parse(rec.c_str(), rec.length()).error();
if (error != simdjson::error_code::SUCCESS) {
printf("Something is wrong in skyprophet_test: %s.\n", rec.c_str());
printf("Parsing failed. Error is %s\n", simdjson::error_message(error));
return false;
}
}
printf("\n");
return true;
}
bool lots_of_brackets() {
std::string input;
for(size_t i = 0; i < 200; i++) {
input += "[";
}
for(size_t i = 0; i < 200; i++) {
input += "]";
}
simdjson::dom::parser parser;
auto error = parser.parse(input).error();
if (error) { std::cerr << "Error: " << simdjson::error_message(error) << std::endl; return false; }
return true;
}
bool run() {
return issue938() &&
padded_with_open_bracket() &&
bad_example() &&
count_array_example() &&
count_object_example() &&
stable_test() &&
skyprophet_test() &&
lots_of_brackets();
}
}
int main(int argc, char *argv[]) {
std::cout << std::unitbuf;
int c;
while ((c = getopt(argc, argv, "a:")) != -1) {
switch (c) {
case 'a': {
const simdjson::implementation *impl = simdjson::available_implementations[optarg];
if (!impl) {
fprintf(stderr, "Unsupported architecture value -a %s\n", optarg);
return EXIT_FAILURE;
}
if(!impl->supported_by_runtime_system()) {
fprintf(stderr, "The selected implementation does not match your current CPU: -a %s\n", optarg);
return EXIT_FAILURE;
}
simdjson::active_implementation = impl;
break;
}
default:
fprintf(stderr, "Unexpected argument %c\n", c);
return EXIT_FAILURE;
}
}
// this is put here deliberately to check that the documentation is correct (README),
// should this fail to compile, you should update the documentation:
if (simdjson::active_implementation->name() == "unsupported") {
printf("unsupported CPU\n");
}
// We want to know what we are testing.
std::cout << "Running tests against this implementation: " << simdjson::active_implementation->name();
std::cout << "(" << simdjson::active_implementation->description() << ")" << std::endl;
std::cout << "------------------------------------------------------------" << std::endl;
std::cout << "Running document tests." << std::endl;
if (document_tests::run()) {
std::cout << "document tests are ok." << std::endl;
return EXIT_SUCCESS;
} else {
return EXIT_FAILURE;
}
}