2014-10-06 15:13:52 +00:00
|
|
|
/*
|
|
|
|
This file is part of cpp-ethereum.
|
|
|
|
|
|
|
|
cpp-ethereum 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.
|
|
|
|
|
|
|
|
cpp-ethereum 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 cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
*/
|
|
|
|
/**
|
|
|
|
* @author Christian <c@ethdev.com>
|
|
|
|
* @date 2014
|
|
|
|
* Unit tests for the solidity scanner.
|
|
|
|
*/
|
|
|
|
|
|
|
|
#include <libsolidity/Scanner.h>
|
|
|
|
#include <boost/test/unit_test.hpp>
|
|
|
|
|
2014-10-16 12:08:54 +00:00
|
|
|
namespace dev
|
|
|
|
{
|
|
|
|
namespace solidity
|
|
|
|
{
|
|
|
|
namespace test
|
|
|
|
{
|
2014-10-06 15:13:52 +00:00
|
|
|
|
2014-10-07 16:25:04 +00:00
|
|
|
BOOST_AUTO_TEST_SUITE(SolidityScanner)
|
|
|
|
|
|
|
|
BOOST_AUTO_TEST_CASE(test_empty)
|
|
|
|
{
|
2014-10-16 12:08:54 +00:00
|
|
|
Scanner scanner(CharStream(""));
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::EOS);
|
2014-10-07 16:25:04 +00:00
|
|
|
}
|
2014-10-06 15:13:52 +00:00
|
|
|
|
|
|
|
BOOST_AUTO_TEST_CASE(smoke_test)
|
|
|
|
{
|
2014-10-16 12:08:54 +00:00
|
|
|
Scanner scanner(CharStream("function break;765 \t \"string1\",'string2'\nidentifier1"));
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::FUNCTION);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::BREAK);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::SEMICOLON);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::NUMBER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "765");
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::STRING_LITERAL);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "string1");
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::COMMA);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::STRING_LITERAL);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "string2");
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "identifier1");
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::EOS);
|
2014-10-06 15:13:52 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
BOOST_AUTO_TEST_CASE(string_escapes)
|
|
|
|
{
|
2014-10-16 12:08:54 +00:00
|
|
|
Scanner scanner(CharStream(" { \"a\\x61\""));
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::LBRACE);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::STRING_LITERAL);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "aa");
|
2014-10-06 15:13:52 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
BOOST_AUTO_TEST_CASE(string_escapes_with_zero)
|
|
|
|
{
|
2014-10-16 12:08:54 +00:00
|
|
|
Scanner scanner(CharStream(" { \"a\\x61\\x00abc\""));
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::LBRACE);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::STRING_LITERAL);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), std::string("aa\0abc", 6));
|
2014-10-06 15:13:52 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
BOOST_AUTO_TEST_CASE(string_escape_illegal)
|
|
|
|
{
|
2014-10-16 12:08:54 +00:00
|
|
|
Scanner scanner(CharStream(" bla \"\\x6rf\" (illegalescape)"));
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::ILLEGAL);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "");
|
|
|
|
// TODO recovery from illegal tokens should be improved
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::ILLEGAL);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::ILLEGAL);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::EOS);
|
2014-10-06 15:13:52 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
BOOST_AUTO_TEST_CASE(hex_numbers)
|
|
|
|
{
|
2014-10-16 12:08:54 +00:00
|
|
|
Scanner scanner(CharStream("var x = 0x765432536763762734623472346;"));
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::VAR);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::ASSIGN);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::NUMBER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "0x765432536763762734623472346");
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::SEMICOLON);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::EOS);
|
2014-10-06 15:13:52 +00:00
|
|
|
}
|
|
|
|
|
2014-11-05 07:40:21 +00:00
|
|
|
BOOST_AUTO_TEST_CASE(negative_numbers)
|
|
|
|
{
|
|
|
|
Scanner scanner(CharStream("var x = -.2 + -0x78 + -7.3 + 8.9;"));
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::VAR);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::ASSIGN);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::NUMBER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "-.2");
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::ADD);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::NUMBER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "-0x78");
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::ADD);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::NUMBER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "-7.3");
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::ADD);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::NUMBER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "8.9");
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::SEMICOLON);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::EOS);
|
|
|
|
}
|
|
|
|
|
2014-10-06 15:13:52 +00:00
|
|
|
BOOST_AUTO_TEST_CASE(locations)
|
|
|
|
{
|
2014-10-16 12:08:54 +00:00
|
|
|
Scanner scanner(CharStream("function_identifier has ; -0x743/*comment*/\n ident //comment"));
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLocation().start, 0);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLocation().end, 19);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLocation().start, 20);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLocation().end, 23);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::SEMICOLON);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLocation().start, 24);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLocation().end, 25);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::NUMBER);
|
2014-11-05 07:40:21 +00:00
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLocation().start, 26);
|
2014-10-16 12:08:54 +00:00
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLocation().end, 32);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLocation().start, 45);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentLocation().end, 50);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::EOS);
|
2014-10-06 15:13:52 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
BOOST_AUTO_TEST_CASE(ambiguities)
|
|
|
|
{
|
2014-10-16 12:08:54 +00:00
|
|
|
// test scanning of some operators which need look-ahead
|
|
|
|
Scanner scanner(CharStream("<=""<""+ +=a++ =>""<<"));
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::LTE);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::LT);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::ADD);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::ASSIGN_ADD);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::INC);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::ARROW);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::SHL);
|
2014-10-06 15:13:52 +00:00
|
|
|
}
|
|
|
|
|
2014-11-18 17:50:40 +00:00
|
|
|
BOOST_AUTO_TEST_CASE(documentation_comments_parsed_begin)
|
|
|
|
{
|
|
|
|
Scanner scanner(CharStream("/// Send $(value / 1000) chocolates to the user"));
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::EOS);
|
2014-12-18 12:27:25 +00:00
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentCommentLiteral(), "Send $(value / 1000) chocolates to the user");
|
2014-11-18 17:50:40 +00:00
|
|
|
}
|
|
|
|
|
2014-12-17 17:53:18 +00:00
|
|
|
BOOST_AUTO_TEST_CASE(multiline_documentation_comments_parsed_begin)
|
|
|
|
{
|
|
|
|
Scanner scanner(CharStream("/** Send $(value / 1000) chocolates to the user*/"));
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::EOS);
|
2014-12-18 12:27:25 +00:00
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentCommentLiteral(), "Send $(value / 1000) chocolates to the user");
|
2014-12-17 17:53:18 +00:00
|
|
|
}
|
|
|
|
|
2014-11-18 17:50:40 +00:00
|
|
|
BOOST_AUTO_TEST_CASE(documentation_comments_parsed)
|
|
|
|
{
|
|
|
|
Scanner scanner(CharStream("some other tokens /// Send $(value / 1000) chocolates to the user"));
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::EOS);
|
2014-12-18 12:27:25 +00:00
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentCommentLiteral(), "Send $(value / 1000) chocolates to the user");
|
|
|
|
}
|
|
|
|
|
|
|
|
BOOST_AUTO_TEST_CASE(multiline_documentation_comments_parsed)
|
|
|
|
{
|
|
|
|
Scanner scanner(CharStream("some other tokens /**\n"
|
|
|
|
"* Send $(value / 1000) chocolates to the user\n"
|
|
|
|
"*/"));
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::EOS);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentCommentLiteral(), "Send $(value / 1000) chocolates to the user");
|
2014-11-18 17:50:40 +00:00
|
|
|
}
|
|
|
|
|
2014-12-18 15:48:25 +00:00
|
|
|
BOOST_AUTO_TEST_CASE(multiline_documentation_no_stars)
|
|
|
|
{
|
|
|
|
Scanner scanner(CharStream("some other tokens /**\n"
|
|
|
|
" Send $(value / 1000) chocolates to the user\n"
|
|
|
|
"*/"));
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::EOS);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentCommentLiteral(), "Send $(value / 1000) chocolates to the user");
|
|
|
|
}
|
|
|
|
|
|
|
|
BOOST_AUTO_TEST_CASE(multiline_documentation_whitespace_hell)
|
|
|
|
{
|
|
|
|
Scanner scanner(CharStream("some other tokens /** \t \r \n"
|
|
|
|
"\t \r * Send $(value / 1000) chocolates to the user\n"
|
|
|
|
"*/"));
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::EOS);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentCommentLiteral(), "Send $(value / 1000) chocolates to the user");
|
|
|
|
}
|
|
|
|
|
2014-11-18 17:50:40 +00:00
|
|
|
BOOST_AUTO_TEST_CASE(comment_before_eos)
|
|
|
|
{
|
|
|
|
Scanner scanner(CharStream("//"));
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::EOS);
|
2014-11-20 22:18:05 +00:00
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentCommentLiteral(), "");
|
2014-11-18 17:50:40 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
BOOST_AUTO_TEST_CASE(documentation_comment_before_eos)
|
|
|
|
{
|
2014-11-19 15:21:42 +00:00
|
|
|
Scanner scanner(CharStream("///"));
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::EOS);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentCommentLiteral(), "");
|
2014-11-18 17:50:40 +00:00
|
|
|
}
|
2014-10-06 15:13:52 +00:00
|
|
|
|
2014-12-18 12:27:25 +00:00
|
|
|
BOOST_AUTO_TEST_CASE(empty_multiline_documentation_comment_before_eos)
|
|
|
|
{
|
|
|
|
Scanner scanner(CharStream("/***/"));
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::EOS);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentCommentLiteral(), "");
|
|
|
|
}
|
|
|
|
|
2014-11-20 22:18:05 +00:00
|
|
|
BOOST_AUTO_TEST_CASE(comments_mixed_in_sequence)
|
|
|
|
{
|
|
|
|
Scanner scanner(CharStream("hello_world ///documentation comment \n"
|
|
|
|
"//simple comment \n"
|
|
|
|
"<<"));
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::IDENTIFIER);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.next(), Token::SHL);
|
|
|
|
BOOST_CHECK_EQUAL(scanner.getCurrentCommentLiteral(), "documentation comment ");
|
|
|
|
}
|
|
|
|
|
2014-10-06 15:13:52 +00:00
|
|
|
BOOST_AUTO_TEST_SUITE_END()
|
|
|
|
|
2014-10-16 12:08:54 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
} // end namespaces
|