simdjson/tests/jsoncheck.cpp

137 lines
4.1 KiB
C++

#include <cassert>
#include <cstring>
#ifndef _MSC_VER
#include <dirent.h>
#include <unistd.h>
#else
// Microsoft can't be bothered to provide standard utils.
#include <dirent_portable.h>
#endif
#include <cinttypes>
#include <cstdio>
#include <cstdlib>
#include "simdjson/jsonparser.h"
/**
* Does the file filename ends with the given extension.
*/
static bool has_extension(const char *filename, const char *extension) {
const char *ext = strrchr(filename, '.');
return ((ext != nullptr) && (strcmp(ext, extension) == 0));
}
bool starts_with(const char *pre, const char *str) {
size_t len_pre = strlen(pre), len_str = strlen(str);
return len_str < len_pre ? false : strncmp(pre, str, len_pre) == 0;
}
bool contains(const char *pre, const char *str) {
return (strstr(str, pre) != nullptr);
}
bool validate(const char *dirname) {
bool everything_fine = true;
const char *extension = ".json";
size_t dirlen = strlen(dirname);
struct dirent **entry_list;
int c = scandir(dirname, &entry_list, nullptr, alphasort);
if (c < 0) {
fprintf(stderr, "error accessing %s \n", dirname);
return false;
}
if (c == 0) {
printf("nothing in dir %s \n", dirname);
return false;
}
bool *is_file_as_expected = new bool[c];
for (int i = 0; i < c; i++) {
is_file_as_expected[i] = true;
}
size_t how_many = 0;
bool needsep = (strlen(dirname) > 1) && (dirname[strlen(dirname) - 1] != '/');
for (int i = 0; i < c; i++) {
const char *name = entry_list[i]->d_name;
if (has_extension(name, extension)) {
printf("validating: file %s ", name);
fflush(nullptr);
size_t filelen = strlen(name);
char *fullpath = static_cast<char *>(malloc(dirlen + filelen + 1 + 1));
strcpy(fullpath, dirname);
if (needsep) {
fullpath[dirlen] = '/';
strcpy(fullpath + dirlen + 1, name);
} else {
strcpy(fullpath + dirlen, name);
}
simdjson::padded_string p;
try {
simdjson::get_corpus(fullpath).swap(p);
} catch (const std::exception &) {
std::cerr << "Could not load the file " << fullpath << std::endl;
return EXIT_FAILURE;
}
simdjson::ParsedJson pj;
bool allocok = pj.allocate_capacity(p.size(), 1024);
if (!allocok) {
std::cerr << "can't allocate memory" << std::endl;
return false;
}
++how_many;
const int parse_res = json_parse(p, pj);
printf("%s\n", parse_res == 0 ? "ok" : "invalid");
if (contains("EXCLUDE", name)) {
// skipping
how_many--;
} else if (starts_with("pass", name) && parse_res != 0) {
is_file_as_expected[i] = false;
printf("warning: file %s should pass but it fails. Error is: %s\n",
name, simdjson::error_message(parse_res).data());
everything_fine = false;
} else if (starts_with("fail", name) && parse_res == 0) {
is_file_as_expected[i] = false;
printf("warning: file %s should fail but it passes.\n", name);
everything_fine = false;
}
free(fullpath);
}
}
printf("%zu files checked.\n", how_many);
if (everything_fine) {
printf("All ok!\n");
} else {
fprintf(stderr,
"There were problems! Consider reviewing the following files:\n");
for (int i = 0; i < c; i++) {
if (!is_file_as_expected[i]) {
fprintf(stderr, "%s \n", entry_list[i]->d_name);
}
}
}
for (int i = 0; i < c; ++i) {
free(entry_list[i]);
}
free(entry_list);
delete[] is_file_as_expected;
return everything_fine;
}
int main(int argc, char *argv[]) {
if (argc != 2) {
std::cerr << "Usage: " << argv[0] << " <directorywithjsonfiles>"
<< std::endl;
#ifndef SIMDJSON_TEST_DATA_DIR
std::cout
<< "We are going to assume you mean to use the 'jsonchecker' directory."
<< std::endl;
return validate("jsonchecker/") ? EXIT_SUCCESS : EXIT_FAILURE;
#else
std::cout << "We are going to assume you mean to use the '"
<< SIMDJSON_TEST_DATA_DIR << "' directory." << std::endl;
return validate(SIMDJSON_TEST_DATA_DIR) ? EXIT_SUCCESS : EXIT_FAILURE;
#endif
}
return validate(argv[1]) ? EXIT_SUCCESS : EXIT_FAILURE;
}