mirror of
				https://github.com/ethereum/solidity
				synced 2023-10-03 13:03:40 +00:00 
			
		
		
		
	
		
			
				
	
	
		
			158 lines
		
	
	
		
			6.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			158 lines
		
	
	
		
			6.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
 | |
| 	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
 | |
| /**
 | |
|  * Unit tests for the StringUtils routines.
 | |
|  */
 | |
| 
 | |
| #include <libsolutil/CommonData.h>
 | |
| #include <libsolutil/FixedHash.h>
 | |
| #include <libsolutil/StringUtils.h>
 | |
| 
 | |
| #include <libsolidity/ast/Types.h>  // for IntegerType
 | |
| 
 | |
| #include <test/Common.h>
 | |
| 
 | |
| #include <boost/test/unit_test.hpp>
 | |
| 
 | |
| using namespace std;
 | |
| 
 | |
| namespace solidity::util::test
 | |
| {
 | |
| 
 | |
| BOOST_AUTO_TEST_SUITE(StringUtils, *boost::unit_test::label("nooptions"))
 | |
| 
 | |
| BOOST_AUTO_TEST_CASE(test_similarity)
 | |
| {
 | |
| 	BOOST_CHECK_EQUAL(stringWithinDistance("hello", "hello", 0), true);
 | |
| 	BOOST_CHECK_EQUAL(stringWithinDistance("hello", "hello", 1), true);
 | |
| 	BOOST_CHECK_EQUAL(stringWithinDistance("hello", "hellw", 1), true);
 | |
| 	BOOST_CHECK_EQUAL(stringWithinDistance("hello", "helol", 1), true);
 | |
| 	BOOST_CHECK_EQUAL(stringWithinDistance("hello", "helo", 1), true);
 | |
| 	BOOST_CHECK_EQUAL(stringWithinDistance("hello", "helllo", 1), true);
 | |
| 	BOOST_CHECK_EQUAL(stringWithinDistance("hello", "hlllo", 1), true);
 | |
| 	BOOST_CHECK_EQUAL(stringWithinDistance("hello", "hllllo", 1), false);
 | |
| 	BOOST_CHECK_EQUAL(stringWithinDistance("hello", "hllllo", 2), true);
 | |
| 	BOOST_CHECK_EQUAL(stringWithinDistance("hello", "hlllo", 2), true);
 | |
| 	BOOST_CHECK_EQUAL(stringWithinDistance("a", "", 2), false);
 | |
| 	BOOST_CHECK_EQUAL(stringWithinDistance("abc", "ba", 2), false);
 | |
| 	BOOST_CHECK_EQUAL(stringWithinDistance("abc", "abcdef", 2), false);
 | |
| 	BOOST_CHECK_EQUAL(stringWithinDistance("abcd", "wxyz", 2), false);
 | |
| 	BOOST_CHECK_EQUAL(stringWithinDistance("", "", 2), true);
 | |
| 	BOOST_CHECK_EQUAL(stringWithinDistance("YYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYY", "YYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYZ", 2, 6400), false);
 | |
| }
 | |
| 
 | |
| BOOST_AUTO_TEST_CASE(test_dldistance)
 | |
| {
 | |
| 	BOOST_CHECK_EQUAL(stringDistance("hello", "hellw"), 1);
 | |
| 	BOOST_CHECK_EQUAL(stringDistance("hello", "helol"), 1);
 | |
| 	BOOST_CHECK_EQUAL(stringDistance("hello", "helo"), 1);
 | |
| 	BOOST_CHECK_EQUAL(stringDistance("hello", "helllo"), 1);
 | |
| 	BOOST_CHECK_EQUAL(stringDistance("hello", "hlllo"), 1);
 | |
| 	BOOST_CHECK_EQUAL(stringDistance("hello", "hllllo"), 2);
 | |
| 	BOOST_CHECK_EQUAL(stringDistance("a", ""), 1);
 | |
| 	BOOST_CHECK_EQUAL(stringDistance("abc", "ba"), 2);
 | |
| 	BOOST_CHECK_EQUAL(stringDistance("abc", "abcdef"), 3);
 | |
| 	BOOST_CHECK_EQUAL(stringDistance("abcd", "wxyz"), 4);
 | |
| 	BOOST_CHECK_EQUAL(stringDistance("", ""), 0);
 | |
| 	BOOST_CHECK_EQUAL(stringDistance("abcdefghijklmnopqrstuvwxyz", "abcabcabcabcabcabcabcabca"), 23);
 | |
| 
 | |
| }
 | |
| 
 | |
| BOOST_AUTO_TEST_CASE(test_alternatives_list)
 | |
| {
 | |
| 	vector<string> strings;
 | |
| 	BOOST_CHECK_EQUAL(quotedAlternativesList(strings), "");
 | |
| 	strings.emplace_back("a");
 | |
| 	BOOST_CHECK_EQUAL(quotedAlternativesList(strings), "\"a\"");
 | |
| 	strings.emplace_back("b");
 | |
| 	BOOST_CHECK_EQUAL(quotedAlternativesList(strings), "\"a\" or \"b\"");
 | |
| 	strings.emplace_back("c");
 | |
| 	BOOST_CHECK_EQUAL(quotedAlternativesList(strings), "\"a\", \"b\" or \"c\"");
 | |
| 	strings.emplace_back("d");
 | |
| 	BOOST_CHECK_EQUAL(quotedAlternativesList(strings), "\"a\", \"b\", \"c\" or \"d\"");
 | |
| }
 | |
| 
 | |
| BOOST_AUTO_TEST_CASE(test_human_readable_join)
 | |
| {
 | |
| 	BOOST_CHECK_EQUAL(joinHumanReadable(vector<string>({})), "");
 | |
| 	BOOST_CHECK_EQUAL(joinHumanReadable(vector<string>({"a"})), "a");
 | |
| 	BOOST_CHECK_EQUAL(joinHumanReadable(vector<string>({"a", "b"})), "a, b");
 | |
| 	BOOST_CHECK_EQUAL(joinHumanReadable(vector<string>({"a", "b", "c"})), "a, b, c");
 | |
| 
 | |
| 	BOOST_CHECK_EQUAL(joinHumanReadable(vector<string>({}), "; "), "");
 | |
| 	BOOST_CHECK_EQUAL(joinHumanReadable(vector<string>({"a"}), "; "), "a");
 | |
| 	BOOST_CHECK_EQUAL(joinHumanReadable(vector<string>({"a", "b"}), "; "), "a; b");
 | |
| 	BOOST_CHECK_EQUAL(joinHumanReadable(vector<string>({"a", "b", "c"}), "; "), "a; b; c");
 | |
| 
 | |
| 	BOOST_CHECK_EQUAL(joinHumanReadable(vector<string>({}), "; ", " or "), "");
 | |
| 	BOOST_CHECK_EQUAL(joinHumanReadable(vector<string>({"a"}), "; ", " or "), "a");
 | |
| 	BOOST_CHECK_EQUAL(joinHumanReadable(vector<string>({"a", "b"}), "; ", " or "), "a or b");
 | |
| 	BOOST_CHECK_EQUAL(joinHumanReadable(vector<string>({"a", "b", "c"}), "; ", " or "), "a; b or c");
 | |
| }
 | |
| 
 | |
| BOOST_AUTO_TEST_CASE(test_format_number_readable)
 | |
| {
 | |
| 	BOOST_CHECK_EQUAL(formatNumberReadable(u256(0x8000000)), "0x08 * 2**24");
 | |
| 	BOOST_CHECK_EQUAL(formatNumberReadable(u256(0x80000000)), "0x80 * 2**24");
 | |
| 	BOOST_CHECK_EQUAL(formatNumberReadable(u256(0x800000000)), "0x08 * 2**32");
 | |
| 	BOOST_CHECK_EQUAL(formatNumberReadable(u256(0x8000000000)), "0x80 * 2**32");
 | |
| 	BOOST_CHECK_EQUAL(formatNumberReadable(u256(0x80000000000)), "0x08 * 2**40");
 | |
| 
 | |
| 	BOOST_CHECK_EQUAL(formatNumberReadable(u256(0x7ffffff)), "0x08 * 2**24 - 1");
 | |
| 	BOOST_CHECK_EQUAL(formatNumberReadable(u256(0x7fffffff)), "0x80 * 2**24 - 1");
 | |
| 	BOOST_CHECK_EQUAL(formatNumberReadable(u256(0x7ffffffff)), "0x08 * 2**32 - 1");
 | |
| 	BOOST_CHECK_EQUAL(formatNumberReadable(u256(0x7fffffffff)), "0x80 * 2**32 - 1");
 | |
| 	BOOST_CHECK_EQUAL(formatNumberReadable(u256(0x7ffffffffff)), "0x08 * 2**40 - 1");
 | |
| 
 | |
| 	BOOST_CHECK_EQUAL(formatNumberReadable(u256(0x88000000)), "0x88 * 2**24");
 | |
| 	BOOST_CHECK_EQUAL(formatNumberReadable(u256(0x8888888888000000)), "0x8888888888 * 2**24");
 | |
| 
 | |
| 	BOOST_CHECK_EQUAL(formatNumberReadable(u256(0x100000000)), "2**32");
 | |
| 	BOOST_CHECK_EQUAL(formatNumberReadable(u256(0xFFFFffff)), "2**32 - 1");
 | |
| 
 | |
| 	u256 b = 0;
 | |
| 	for (int i = 0; i < 32; i++)
 | |
| 	{
 | |
| 		b <<= 8;
 | |
| 		b |= 0x55;
 | |
| 	}
 | |
| 	u256 c = (u256)FixedHash<32>(
 | |
| 		fromHex("0xabcdef0123456789abcdef0123456789abcdef0123456789abcdef0123456789")
 | |
| 	);
 | |
| 	u256 d = u256(0xAAAAaaaaAAAAaaaa) << 192 |
 | |
| 		u256(0xFFFFffffFFFFffff) << 128 |
 | |
| 		u256(0xFFFFffffFFFFffff) << 64 |
 | |
| 		u256(0xFFFFffffFFFFffff);
 | |
| 	BOOST_CHECK_EQUAL(formatNumberReadable(b, true), "0x5555...{+56 more}...5555");
 | |
| 	BOOST_CHECK_EQUAL(formatNumberReadable(c, true), "0xABCD...{+56 more}...6789");
 | |
| 	BOOST_CHECK_EQUAL(formatNumberReadable(d, true), "0xAAAAaaaaAAAAaaab * 2**192 - 1");
 | |
| 
 | |
| 	//for codegen/ExpressionCompiler
 | |
| 	BOOST_CHECK_EQUAL(formatNumberReadable(u256(-1)), "2**256 - 1");
 | |
| 
 | |
| 	// for formal/SMTChecker
 | |
| 	BOOST_CHECK_EQUAL(
 | |
| 			formatNumberReadable(frontend::IntegerType(256).minValue()), "0");
 | |
| 	BOOST_CHECK_EQUAL(
 | |
| 			formatNumberReadable(frontend::IntegerType(256).maxValue()), "2**256 - 1");
 | |
| }
 | |
| 
 | |
| BOOST_AUTO_TEST_SUITE_END()
 | |
| 
 | |
| }
 |