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kamokan/test/unit/test_invalid_utf8_get.cpp

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C++

/* Copyright 2017, Michele Santullo
* This file is part of "tawashi".
*
* "tawashi" is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* "tawashi" is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with "tawashi". If not, see <http://www.gnu.org/licenses/>.
*/
#include "catch.hpp"
#include "cgi_env.hpp"
#include <cstdint>
#include <glib.h>
#include <ciso646>
TEST_CASE ("Retrieve and sanitize invalid an invalid utf-8 text from environment variables", "[utf8][security]") {
const uint8_t path_info_valid[] = {
'P', 'A', 'T', 'H', '_', 'I', 'N', 'F', 'O', '=',
'/', 0xce, 0xba, 0xe1, 0xbd, 0xb9, 0xcf, 0x83, 0xce, 0xbc, 0xce, 0xb5,
'\0'
};
const uint8_t path_translated_invalid[] = {
'P', 'A', 'T', 'H', '_', 'T', 'R', 'A', 'N', 'S', 'L', 'A', 'T', 'E', 'D', '=',
0xf8, 0x88, 0x80, 0x80, 0x80,
'\0'
};
const char* const fake_env[] = {
reinterpret_cast<const char*>(path_info_valid),
reinterpret_cast<const char*>(path_translated_invalid),
"REQUEST_METHOD=GET",
nullptr
};
tawashi::cgi::Env env(fake_env, "/");
CHECK(g_utf8_validate(reinterpret_cast<const char*>(path_info_valid), sizeof(path_info_valid) - 1, nullptr));
CHECK(g_utf8_validate(env.path_info().data(), env.path_info().size(), nullptr));
CHECK(not g_utf8_validate(reinterpret_cast<const char*>(path_translated_invalid), sizeof(path_translated_invalid) - 1, nullptr));
CHECK(g_utf8_validate(env.path_translated().data(), env.path_translated().size(), nullptr));
}