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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/>.
*/
/**
* @date 2017
* Unit tests for parsing Julia.
*/
#include "../TestHelper.h"
#include <libsolidity/inlineasm/AsmParser.h>
#include <libsolidity/inlineasm/AsmAnalysis.h>
#include <libsolidity/inlineasm/AsmAnalysisInfo.h>
#include <libsolidity/parsing/Scanner.h>
#include <test/libsolidity/ErrorCheck.h>
#include <boost/optional.hpp>
#include <boost/algorithm/string/replace.hpp>
#include <string>
#include <memory>
using namespace std;
namespace dev
{
namespace solidity
{
namespace test
{
namespace
{
bool parse(string const& _source, ErrorList& errors)
{
try
{
auto scanner = make_shared<Scanner>(CharStream(_source));
auto parserResult = assembly::Parser(errors, true).parse(scanner);
if (parserResult)
return true;
}
catch (FatalError const&)
{
BOOST_FAIL("Fatal error leaked.");
}
return false;
}
boost::optional<Error> parseAndReturnFirstError(string const& _source, bool _allowWarnings = true)
{
ErrorList errors;
if (!parse(_source, errors))
{
BOOST_REQUIRE_EQUAL(errors.size(), 1);
return *errors.front();
}
else
{
// If success is true, there might still be an error in the assembly stage.
if (_allowWarnings && Error::containsOnlyWarnings(errors))
return {};
else if (!errors.empty())
{
if (!_allowWarnings)
BOOST_CHECK_EQUAL(errors.size(), 1);
return *errors.front();
}
}
return {};
}
bool successParse(std::string const& _source, bool _allowWarnings = true)
{
return !parseAndReturnFirstError(_source, _allowWarnings);
}
bool successAssemble(string const& _source, bool _allowWarnings = true)
{
return successParse(_source, _allowWarnings);
}
Error expectError(std::string const& _source, bool _allowWarnings = false)
{
auto error = parseAndReturnFirstError(_source, _allowWarnings);
BOOST_REQUIRE(error);
return *error;
}
}
#define CHECK_ERROR(text, typ, substring) \
do \
{ \
Error err = expectError((text), false); \
BOOST_CHECK(err.type() == (Error::Type::typ)); \
BOOST_CHECK(searchErrorMessage(err, (substring))); \
} while(0)
BOOST_AUTO_TEST_SUITE(JuliaParser)
BOOST_AUTO_TEST_CASE(smoke_test)
{
BOOST_CHECK(successParse("{ }"));
}
BOOST_AUTO_TEST_CASE(vardecl)
{
BOOST_CHECK(successParse("{ let x:u256 := 7:u256 }"));
}
BOOST_AUTO_TEST_CASE(assignment)
{
BOOST_CHECK(successParse("{ let x:u256 := 2:u256 let y:u256 := x }"));
}
BOOST_AUTO_TEST_CASE(function_call)
{
BOOST_CHECK(successParse("{ fun() fun(fun()) }"));
}
BOOST_AUTO_TEST_CASE(vardecl_complex)
{
BOOST_CHECK(successParse("{ let y:u256 := 2:u256 let x:u256 := add(7:u256, mul(6:u256, y)) }"));
}
BOOST_AUTO_TEST_CASE(blocks)
{
BOOST_CHECK(successParse("{ let x:u256 := 7:u256 { let y:u256 := 3:u256 } { let z:u256 := 2:u256 } }"));
}
BOOST_AUTO_TEST_CASE(function_definitions)
{
BOOST_CHECK(successParse("{ function f() { } function g(a:u256) -> x:u256 { } }"));
}
BOOST_AUTO_TEST_CASE(function_definitions_multiple_args)
{
BOOST_CHECK(successParse("{ function f(a:u256, d:u256) { } function g(a:u256, d:u256) -> x:u256, y:u256 { } }"));
}
BOOST_AUTO_TEST_CASE(function_calls)
{
BOOST_CHECK(successParse("{ function f(a:u256) -> b:u256 {} function g(a:u256, b:u256, c:u256) {} function x() { g(1:u256, 2:u256, f(mul(2:u256, 3:u256))) x() } }"));
}
BOOST_AUTO_TEST_CASE(label)
{
CHECK_ERROR("{ label: }", ParserError, "Labels are not supported.");
}
BOOST_AUTO_TEST_CASE(instructions)
{
CHECK_ERROR("{ pop }", ParserError, "Call or assignment expected.");
}
BOOST_AUTO_TEST_CASE(push)
{
CHECK_ERROR("{ 0x42:u256 }", ParserError, "Call or assignment expected.");
}
BOOST_AUTO_TEST_CASE(assign_from_stack)
{
CHECK_ERROR("{ =: x:u256 }", ParserError, "Literal or identifier expected.");
}
BOOST_AUTO_TEST_CASE(empty_call)
{
CHECK_ERROR("{ () }", ParserError, "Literal or identifier expected.");
}
BOOST_AUTO_TEST_CASE(lacking_types)
{
CHECK_ERROR("{ let x := 1:u256 }", ParserError, "Expected token Identifier got 'Assign'");
CHECK_ERROR("{ let x:u256 := 1 }", ParserError, "Expected token Colon got 'RBrace'");
CHECK_ERROR("{ function f(a) {} }", ParserError, "Expected token Colon got 'RParen'");
CHECK_ERROR("{ function f(a:u256) -> b {} }", ParserError, "Expected token Colon got 'LBrace'");
}
BOOST_AUTO_TEST_SUITE_END()
}
}
} // end namespaces
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