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			315 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			315 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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| 	This file is part of solidity.
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| 
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| 	solidity is free software: you can redistribute it and/or modify
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| 	it under the terms of the GNU General Public License as published by
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| 	the Free Software Foundation, either version 3 of the License, or
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| 	(at your option) any later version.
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| 
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| 	solidity is distributed in the hope that it will be useful,
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| 	but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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| 	GNU General Public License for more details.
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| 
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| 	You should have received a copy of the GNU General Public License
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| 	along with solidity.  If not, see <http://www.gnu.org/licenses/>.
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| */
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| // SPDX-License-Identifier: GPL-3.0
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| /**
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|  * @date 2018
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|  * Unit tests for JSON.h.
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|  */
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| 
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| #include <libsolutil/JSON.h>
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| 
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| #include <test/Common.h>
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| 
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| #include <boost/test/unit_test.hpp>
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| 
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| using namespace std;
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| 
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| namespace solidity::util::test
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| {
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| 
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| BOOST_AUTO_TEST_SUITE(JsonTest, *boost::unit_test::label("nooptions"))
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| 
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| BOOST_AUTO_TEST_CASE(json_types)
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| {
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| 	auto check = [](Json::Value value, string const& expectation) {
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| 		BOOST_CHECK(jsonCompactPrint(value) == expectation);
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| 	};
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| 
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| 	Json::Value value;
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| 	BOOST_CHECK(value.empty());
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| 	value = {};
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| 	BOOST_CHECK(value.empty());
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| 	value = Json::Value();
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| 	BOOST_CHECK(value.empty());
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| 	value = Json::nullValue;
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| 	BOOST_CHECK(value.empty());
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| 
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| 	check(value, "null");
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| 	check({}, "null");
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| 	check(Json::Value(), "null");
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| 	check(Json::nullValue, "null");
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| 	check(Json::objectValue, "{}");
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| 	check(Json::arrayValue, "[]");
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| 	check(Json::UInt(1), "1");
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| 	check(Json::UInt(-1), "4294967295");
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| 	check(Json::UInt64(1), "1");
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| 	check(Json::UInt64(-1), "18446744073709551615");
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| 	check(Json::LargestUInt(1), "1");
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| 	check(Json::LargestUInt(-1), "18446744073709551615");
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| 	check(Json::LargestUInt(0xffffffff), "4294967295");
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| 	check(Json::Value("test"), "\"test\"");
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| 	check("test", "\"test\"");
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| 	check(true, "true");
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| 
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| 	value = Json::objectValue;
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| 	value["key"] = "value";
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| 	check(value, "{\"key\":\"value\"}");
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| 
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| 	value = Json::arrayValue;
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| 	value.append(1);
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| 	value.append(2);
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| 	check(value, "[1,2]");
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| }
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| 
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| BOOST_AUTO_TEST_CASE(json_pretty_print)
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| {
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| 	Json::Value json;
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| 	Json::Value jsonChild;
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| 
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| 	jsonChild["3.1"] = "3.1";
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| 	jsonChild["3.2"] = 2;
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| 	json["1"] = 1;
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| 	json["2"] = "2";
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| 	json["3"] = jsonChild;
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| 	json["4"] = "ऑ ऒ ओ औ क ख";
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| 	json["5"] = "\xff";
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| 
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| 	BOOST_CHECK(
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| 	"{\n"
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| 	"  \"1\": 1,\n"
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| 	"  \"2\": \"2\",\n"
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| 	"  \"3\":\n"
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| 	"  {\n"
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| 	"    \"3.1\": \"3.1\",\n"
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| 	"    \"3.2\": 2\n"
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| 	"  },\n"
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| 	"  \"4\": \"\\u0911 \\u0912 \\u0913 \\u0914 \\u0915 \\u0916\",\n"
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| 	"  \"5\": \"\\ufffd\"\n"
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| 	"}" == jsonPrettyPrint(json));
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| }
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| 
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| BOOST_AUTO_TEST_CASE(json_compact_print)
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| {
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| 	Json::Value json;
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| 	Json::Value jsonChild;
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| 
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| 	jsonChild["3.1"] = "3.1";
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| 	jsonChild["3.2"] = 2;
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| 	json["1"] = 1;
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| 	json["2"] = "2";
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| 	json["3"] = jsonChild;
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| 	json["4"] = "ऑ ऒ ओ औ क ख";
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| 	json["5"] = "\xff";
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| 
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| 	BOOST_CHECK("{\"1\":1,\"2\":\"2\",\"3\":{\"3.1\":\"3.1\",\"3.2\":2},\"4\":\"\\u0911 \\u0912 \\u0913 \\u0914 \\u0915 \\u0916\",\"5\":\"\\ufffd\"}" == jsonCompactPrint(json));
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| }
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| 
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| BOOST_AUTO_TEST_CASE(parse_json_strict)
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| {
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| 	// In this test we check conformance against JSON.parse (https://tc39.es/ecma262/multipage/structured-data.html#sec-json.parse)
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| 	// and ECMA-404 (https://www.ecma-international.org/publications-and-standards/standards/ecma-404/)
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| 
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| 	Json::Value json;
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| 	std::string errors;
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| 
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| 	// Just parse a valid json input
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| 	BOOST_CHECK(jsonParseStrict("{\"1\":1,\"2\":\"2\",\"3\":{\"3.1\":\"3.1\",\"3.2\":2}}", json, &errors));
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| 	BOOST_CHECK(json["1"] == 1);
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| 	BOOST_CHECK(json["2"] == "2");
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| 	BOOST_CHECK(json["3"]["3.1"] == "3.1");
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| 	BOOST_CHECK(json["3"]["3.2"] == 2);
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| 
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| 	// Trailing garbage is not allowed in ECMA-262
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| 	BOOST_CHECK(!jsonParseStrict("{\"1\":2,\"2\":\"2\",\"3\":{\"3.1\":\"3.1\",\"3.2\":3}}}}}}}}}}", json, &errors));
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| 
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| 	// Comments are not allowed in ECMA-262
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| 	// ... but JSONCPP allows them
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| 	BOOST_CHECK(jsonParseStrict(
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| 		"{\"1\":3, // awesome comment\n\"2\":\"2\",\"3\":{\"3.1\":\"3.1\",\"3.2\":5}}", json, &errors
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| 	));
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| 	BOOST_CHECK(json["1"] == 3);
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| 	BOOST_CHECK(json["2"] == "2");
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| 	BOOST_CHECK(json["3"]["3.1"] == "3.1");
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| 	BOOST_CHECK(json["3"]["3.2"] == 5);
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| 
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| 	// According to ECMA-404 object, array, number, string, true, false, null are allowed
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| 	// ... but JSONCPP disallows value types
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| 	BOOST_CHECK(jsonParseStrict("[]", json, &errors));
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| 	BOOST_CHECK(json.isArray());
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| 	BOOST_CHECK(jsonParseStrict("{}", json, &errors));
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| 	BOOST_CHECK(json.isObject());
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| 	BOOST_CHECK(!jsonParseStrict("1", json, &errors));
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| 	// BOOST_CHECK(json.isNumeric());
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| 	BOOST_CHECK(!jsonParseStrict("\"hello\"", json, &errors));
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| 	// BOOST_CHECK(json.isString());
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| 	BOOST_CHECK(!jsonParseStrict("true", json, &errors));
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| 	// BOOST_CHECK(json.isBool());
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| 	BOOST_CHECK(!jsonParseStrict("null", json, &errors));
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| 	// BOOST_CHECK(json.isNull());
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| 
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| 	// Single quotes are also disallowed by ECMA-404
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| 	BOOST_CHECK(!jsonParseStrict("'hello'", json, &errors));
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| 	// BOOST_CHECK(json.isString());
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| 
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| 	// Only string keys in objects are allowed in ECMA-404
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| 	BOOST_CHECK(!jsonParseStrict("{ 42: \"hello\" }", json, &errors));
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| 
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| 	// According to ECMA-404 hex escape sequences are not allowed, only unicode (\uNNNN) and
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| 	// a few control characters (\b, \f, \n, \r, \t)
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| 	//
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| 	// More lenient parsers allow hex escapes as long as they translate to a valid UTF-8 encoding.
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| 	//
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| 	// ... but JSONCPP allows any hex escapes
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| 	BOOST_CHECK(jsonParseStrict("[ \"\x80\xec\x80\" ]", json, &errors));
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| 	BOOST_CHECK(json.isArray());
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| 	BOOST_CHECK(json[0] == "\x80\xec\x80");
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| 
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| 	// This would be valid more lenient parsers.
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| 	BOOST_CHECK(jsonParseStrict("[ \"\xF0\x9F\x98\x8A\" ]", json, &errors));
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| 	BOOST_CHECK(json.isArray());
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| 	BOOST_CHECK(json[0] == "😊");
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| }
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| 
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| BOOST_AUTO_TEST_CASE(json_isOfType)
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| {
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| 	Json::Value json;
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| 
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| 	json["float"] = 3.1f;
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| 	json["double"] = 3.1;
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| 	json["int"] = 2;
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| 	json["int64"] = Json::Int64{0x4000000000000000};
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| 	json["string"] = "Hello World!";
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| 
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| 	BOOST_CHECK(isOfType<float>(json["float"]));
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| 	BOOST_CHECK(isOfType<double>(json["double"]));
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| 	BOOST_CHECK(isOfType<int>(json["int"]));
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| 	BOOST_CHECK(isOfType<Json::Int>(json["int"]));
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| 	BOOST_CHECK(isOfType<Json::UInt>(json["int"]));
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| 	BOOST_CHECK(isOfType<Json::Int64>(json["int"]));
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| 	BOOST_CHECK(isOfType<Json::Int64>(json["int64"]));
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| 	BOOST_CHECK(isOfType<Json::UInt64>(json["int64"]));
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| 	BOOST_CHECK(isOfType<std::string>(json["string"]));
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| 	BOOST_CHECK(!isOfType<Json::Int>(json["int64"]));
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| 	BOOST_CHECK(!isOfType<int>(json["double"]));
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| 	BOOST_CHECK(!isOfType<float>(json["string"]));
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| 	BOOST_CHECK(!isOfType<double>(json["string"]));
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| 	BOOST_CHECK(!isOfType<Json::Int>(json["string"]));
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| 	BOOST_CHECK(!isOfType<Json::Int64>(json["string"]));
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| 	BOOST_CHECK(!isOfType<Json::UInt>(json["string"]));
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| 	BOOST_CHECK(!isOfType<Json::UInt64>(json["string"]));
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| }
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| 
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| BOOST_AUTO_TEST_CASE(json_isisOfTypeIfExists)
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| {
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| 	Json::Value json;
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| 
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| 	json["float"] = 3.1f;
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| 	json["double"] = 3.1;
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| 	json["int"] = 2;
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| 	json["int64"] = Json::Int64{0x4000000000000000};
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| 	json["string"] = "Hello World!";
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| 
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| 	BOOST_CHECK(isOfTypeIfExists<float>(json, "float"));
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| 	BOOST_CHECK(isOfTypeIfExists<double>(json, "double"));
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| 	BOOST_CHECK(isOfTypeIfExists<int>(json, "int"));
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| 	BOOST_CHECK(isOfTypeIfExists<Json::Int>(json, "int"));
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| 	BOOST_CHECK(isOfTypeIfExists<Json::UInt>(json, "int"));
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| 	BOOST_CHECK(isOfTypeIfExists<Json::Int64>(json, "int"));
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| 	BOOST_CHECK(isOfTypeIfExists<Json::Int64>(json, "int64"));
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| 	BOOST_CHECK(isOfTypeIfExists<Json::UInt64>(json, "int64"));
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| 	BOOST_CHECK(isOfTypeIfExists<std::string>(json, "string"));
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| 	BOOST_CHECK(!isOfTypeIfExists<Json::Int>(json, "int64"));
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| 	BOOST_CHECK(!isOfTypeIfExists<int>(json, "double"));
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| 	BOOST_CHECK(!isOfTypeIfExists<float>(json, "string"));
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| 	BOOST_CHECK(!isOfTypeIfExists<double>(json, "string"));
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| 	BOOST_CHECK(!isOfTypeIfExists<Json::Int>(json, "string"));
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| 	BOOST_CHECK(!isOfTypeIfExists<Json::Int64>(json, "string"));
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| 	BOOST_CHECK(!isOfTypeIfExists<Json::UInt>(json, "string"));
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| 	BOOST_CHECK(!isOfTypeIfExists<Json::UInt64>(json, "string"));
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| 	BOOST_CHECK(isOfTypeIfExists<Json::UInt64>(json, "NOT_EXISTING"));
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| }
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| 
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| BOOST_AUTO_TEST_CASE(json_getOrDefault)
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| {
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| 	Json::Value json;
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| 
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| 	json["float"] = 3.1f;
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| 	json["double"] = 3.1;
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| 	json["int"] = 2;
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| 	json["int64"] = Json::Int64{0x4000000000000000};
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| 	json["uint64"] = Json::UInt64{0x5000000000000000};
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| 	json["string"] = "Hello World!";
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| 
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| 	BOOST_CHECK(getOrDefault<float>(json["float"]) == 3.1f);
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| 	BOOST_CHECK(getOrDefault<float>(json["float"], -1.1f) == 3.1f);
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| 	BOOST_CHECK(getOrDefault<float>(json["no_float"], -1.1f) == -1.1f);
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| 	BOOST_CHECK(getOrDefault<double>(json["double"]) == 3.1);
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| 	BOOST_CHECK(getOrDefault<double>(json["double"], -1) == 3.1);
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| 	BOOST_CHECK(getOrDefault<double>(json["no_double"], -1.1) == -1.1);
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| 	BOOST_CHECK(getOrDefault<int>(json["int"]) == 2);
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| 	BOOST_CHECK(getOrDefault<int>(json["int"], -1) == 2);
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| 	BOOST_CHECK(getOrDefault<int>(json["no_int"], -1) == -1);
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| 	BOOST_CHECK(getOrDefault<Json::Int>(json["int"]) == 2);
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| 	BOOST_CHECK(getOrDefault<Json::Int>(json["int"], -1) == 2);
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| 	BOOST_CHECK(getOrDefault<Json::Int>(json["no_int"], -1) == -1);
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| 	BOOST_CHECK(getOrDefault<Json::UInt>(json["int"]) == 2);
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| 	BOOST_CHECK(getOrDefault<Json::UInt>(json["int"], 1) == 2);
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| 	BOOST_CHECK(getOrDefault<Json::UInt>(json["no_int"], 1) == 1);
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| 	BOOST_CHECK(getOrDefault<Json::Int64>(json["int"]) == 2);
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| 	BOOST_CHECK(getOrDefault<Json::Int64>(json["int"], -1) == 2);
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| 	BOOST_CHECK(getOrDefault<Json::Int64>(json["no_int"], -1) == -1);
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| 	BOOST_CHECK(getOrDefault<Json::Int64>(json["int64"]) == 0x4000000000000000);
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| 	BOOST_CHECK(getOrDefault<Json::Int64>(json["int64"], -1) == 0x4000000000000000);
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| 	BOOST_CHECK(getOrDefault<Json::Int64>(json["no_int64"], -1) == -1);
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| 	BOOST_CHECK(getOrDefault<Json::UInt64>(json["int64"]) == 0x4000000000000000);
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| 	BOOST_CHECK(getOrDefault<Json::UInt64>(json["int64"], 1) == 0x4000000000000000);
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| 	BOOST_CHECK(getOrDefault<Json::UInt64>(json["no_int64"], 1) == 1);
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| 	BOOST_CHECK(getOrDefault<Json::UInt64>(json["uint64"]) == 0x5000000000000000);
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| 	BOOST_CHECK(getOrDefault<Json::UInt64>(json["uint64"], 1) == 0x5000000000000000);
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| 	BOOST_CHECK(getOrDefault<Json::UInt64>(json["no_uint64"], 1) == 1);
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| 	BOOST_CHECK(getOrDefault<std::string>(json["string"], "ERROR") == "Hello World!");
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| 	BOOST_CHECK(getOrDefault<std::string>(json["no_string"]).empty());
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| 	BOOST_CHECK(getOrDefault<std::string>(json["no_string"], "ERROR") == "ERROR");
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| }
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| 
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| BOOST_AUTO_TEST_CASE(json_get)
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| {
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| 	Json::Value json;
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| 
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| 	json["float"] = 3.1f;
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| 	json["double"] = 3.1;
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| 	json["int"] = 2;
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| 	json["int64"] = Json::Int64{0x4000000000000000};
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| 	json["uint64"] = Json::UInt64{0x5000000000000000};
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| 	json["string"] = "Hello World!";
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| 
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| 	BOOST_CHECK(get<float>(json["float"]) == 3.1f);
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| 	BOOST_CHECK(get<double>(json["double"]) == 3.1);
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| 	BOOST_CHECK(get<int>(json["int"]) == 2);
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| 	BOOST_CHECK(get<Json::Int>(json["int"]) == 2);
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| 	BOOST_CHECK(get<Json::UInt>(json["int"]) == 2);
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| 	BOOST_CHECK(get<Json::Int64>(json["int"]) == 2);
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| 	BOOST_CHECK(get<Json::Int64>(json["int64"]) == 0x4000000000000000);
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| 	BOOST_CHECK(get<Json::UInt64>(json["int64"]) == 0x4000000000000000);
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| 	BOOST_CHECK(get<Json::UInt64>(json["uint64"]) == 0x5000000000000000);
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| 	BOOST_CHECK(get<std::string>(json["string"]) == "Hello World!");
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| }
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| 
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| BOOST_AUTO_TEST_SUITE_END()
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| 
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| }
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