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