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// Copyright (c) 2024-present The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or https://opensource.org/license/mit/.
#include <common/url.h>
#include <string>
#include <boost/test/unit_test.hpp>
BOOST_AUTO_TEST_SUITE(common_url_tests)
// These test vectors were ported from test/regress.c in the libevent library
// which used to be a dependency of the UrlDecode function.
BOOST_AUTO_TEST_CASE(encode_decode_test) {
BOOST_CHECK_EQUAL(UrlDecode("Hello"), "Hello");
BOOST_CHECK_EQUAL(UrlDecode("99"), "99");
BOOST_CHECK_EQUAL(UrlDecode(""), "");
BOOST_CHECK_EQUAL(UrlDecode("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ123456789-.~_"),
"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ123456789-.~_");
BOOST_CHECK_EQUAL(UrlDecode("%20"), " ");
BOOST_CHECK_EQUAL(UrlDecode("%FF%F0%E0"), "\xff\xf0\xe0");
BOOST_CHECK_EQUAL(UrlDecode("%01%19"), "\x01\x19");
BOOST_CHECK_EQUAL(UrlDecode("http%3A%2F%2Fwww.ietf.org%2Frfc%2Frfc3986.txt"),
"http://www.ietf.org/rfc/rfc3986.txt");
BOOST_CHECK_EQUAL(UrlDecode("1%2B2%3D3"), "1+2=3");
}
BOOST_AUTO_TEST_CASE(decode_malformed_test) {
BOOST_CHECK_EQUAL(UrlDecode("%%xhello th+ere \xff"), "%%xhello th+ere \xff");
BOOST_CHECK_EQUAL(UrlDecode("%"), "%");
BOOST_CHECK_EQUAL(UrlDecode("%%"), "%%");
BOOST_CHECK_EQUAL(UrlDecode("%%%"), "%%%");
BOOST_CHECK_EQUAL(UrlDecode("%%%%"), "%%%%");
BOOST_CHECK_EQUAL(UrlDecode("+"), "+");
BOOST_CHECK_EQUAL(UrlDecode("++"), "++");
BOOST_CHECK_EQUAL(UrlDecode("?"), "?");
BOOST_CHECK_EQUAL(UrlDecode("??"), "??");
BOOST_CHECK_EQUAL(UrlDecode("%G1"), "%G1");
BOOST_CHECK_EQUAL(UrlDecode("%2"), "%2");
BOOST_CHECK_EQUAL(UrlDecode("%ZX"), "%ZX");
BOOST_CHECK_EQUAL(UrlDecode("valid%20string%G1"), "valid string%G1");
BOOST_CHECK_EQUAL(UrlDecode("%20invalid%ZX"), " invalid%ZX");
BOOST_CHECK_EQUAL(UrlDecode("%20%G1%ZX"), " %G1%ZX");
BOOST_CHECK_EQUAL(UrlDecode("%1 "), "%1 ");
BOOST_CHECK_EQUAL(UrlDecode("% 9"), "% 9");
BOOST_CHECK_EQUAL(UrlDecode(" %Z "), " %Z ");
BOOST_CHECK_EQUAL(UrlDecode(" % X"), " % X");
BOOST_CHECK_EQUAL(UrlDecode("%%ffg"), "%\xffg");
BOOST_CHECK_EQUAL(UrlDecode("%fg"), "%fg");
BOOST_CHECK_EQUAL(UrlDecode("%-1"), "%-1");
BOOST_CHECK_EQUAL(UrlDecode("%1-"), "%1-");
}
BOOST_AUTO_TEST_CASE(decode_lowercase_hex_test) {
BOOST_CHECK_EQUAL(UrlDecode("%f0%a0%b0"), "\xf0\xa0\xb0");
}
BOOST_AUTO_TEST_CASE(decode_internal_nulls_test) {
std::string result1{"\0\0x\0\0", 5};
BOOST_CHECK_EQUAL(UrlDecode("%00%00x%00%00"), result1);
std::string result2{"abc\0\0", 5};
BOOST_CHECK_EQUAL(UrlDecode("abc%00%00"), result2);
}
BOOST_AUTO_TEST_SUITE_END()
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