solidity/test/libsolutil/JSON.cpp

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/*
This file is part of solidity.
solidity 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.
solidity 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 solidity. If not, see <http://www.gnu.org/licenses/>.
*/
// SPDX-License-Identifier: GPL-3.0
/**
* @date 2018
* Unit tests for JSON.h.
*/
#include <libsolutil/JSON.h>
#include <test/Common.h>
#include <boost/test/unit_test.hpp>
using namespace std;
namespace solidity::util::test
{
BOOST_AUTO_TEST_SUITE(JsonTest, *boost::unit_test::label("nooptions"))
BOOST_AUTO_TEST_CASE(json_pretty_print)
{
Json::Value json;
Json::Value jsonChild;
jsonChild["3.1"] = "3.1";
jsonChild["3.2"] = 2;
json["1"] = 1;
json["2"] = "2";
json["3"] = jsonChild;
BOOST_CHECK(
"{\n"
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" \"1\": 1,\n"
" \"2\": \"2\",\n"
" \"3\":\n"
" {\n"
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" \"3.1\": \"3.1\",\n"
" \"3.2\": 2\n"
" }\n"
"}" == jsonPrettyPrint(json));
}
BOOST_AUTO_TEST_CASE(json_compact_print)
{
Json::Value json;
Json::Value jsonChild;
jsonChild["3.1"] = "3.1";
jsonChild["3.2"] = 2;
json["1"] = 1;
json["2"] = "2";
json["3"] = jsonChild;
BOOST_CHECK("{\"1\":1,\"2\":\"2\",\"3\":{\"3.1\":\"3.1\",\"3.2\":2}}" == jsonCompactPrint(json));
}
BOOST_AUTO_TEST_CASE(parse_json_strict)
{
Json::Value json;
std::string errors;
// just parse a valid json input
BOOST_CHECK(jsonParseStrict("{\"1\":1,\"2\":\"2\",\"3\":{\"3.1\":\"3.1\",\"3.2\":2}}", json, &errors));
BOOST_CHECK(json["1"] == 1);
BOOST_CHECK(json["2"] == "2");
BOOST_CHECK(json["3"]["3.1"] == "3.1");
BOOST_CHECK(json["3"]["3.2"] == 2);
// trailing garbage is not allowed in strict-mode
BOOST_CHECK(!jsonParseStrict("{\"1\":2,\"2\":\"2\",\"3\":{\"3.1\":\"3.1\",\"3.2\":3}}}}}}}}}}", json, &errors));
// comments are allowed in strict-mode? - that's strange...
BOOST_CHECK(jsonParseStrict(
"{\"1\":3, // awesome comment\n\"2\":\"2\",\"3\":{\"3.1\":\"3.1\",\"3.2\":5}}", json, &errors
));
BOOST_CHECK(json["1"] == 3);
BOOST_CHECK(json["2"] == "2");
BOOST_CHECK(json["3"]["3.1"] == "3.1");
BOOST_CHECK(json["3"]["3.2"] == 5);
// root element can only be object or array
BOOST_CHECK(jsonParseStrict("[]", json, &errors));
BOOST_CHECK(jsonParseStrict("{}", json, &errors));
BOOST_CHECK(!jsonParseStrict("1", json, &errors));
BOOST_CHECK(!jsonParseStrict("\"hello\"", json, &errors));
// non-UTF-8 escapes allowed??
BOOST_CHECK(jsonParseStrict("[ \"\x80\xec\x80\" ]", json, &errors));
BOOST_CHECK(json[0] == "\x80\xec\x80");
}
BOOST_AUTO_TEST_SUITE_END()
}