mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
306 lines
8.8 KiB
C++
306 lines
8.8 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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/**
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* @date 2017
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* Unit tests for parsing Julia.
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*/
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#include "../TestHelper.h"
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#include <test/libsolidity/ErrorCheck.h>
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#include <libsolidity/inlineasm/AsmParser.h>
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#include <libsolidity/inlineasm/AsmAnalysis.h>
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#include <libsolidity/inlineasm/AsmAnalysisInfo.h>
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#include <libsolidity/parsing/Scanner.h>
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#include <libsolidity/interface/ErrorReporter.h>
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#include <boost/optional.hpp>
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#include <boost/algorithm/string/replace.hpp>
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#include <string>
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#include <memory>
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using namespace std;
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namespace dev
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{
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namespace solidity
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{
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namespace test
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{
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namespace
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{
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bool parse(string const& _source, ErrorReporter& errorReporter)
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{
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try
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{
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auto scanner = make_shared<Scanner>(CharStream(_source));
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auto parserResult = assembly::Parser(errorReporter, assembly::AsmFlavour::IULIA).parse(scanner, false);
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if (parserResult)
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{
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assembly::AsmAnalysisInfo analysisInfo;
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return (assembly::AsmAnalyzer(
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analysisInfo,
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errorReporter,
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dev::test::Options::get().evmVersion(),
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assembly::AsmFlavour::IULIA
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)).analyze(*parserResult);
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}
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}
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catch (FatalError const&)
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{
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BOOST_FAIL("Fatal error leaked.");
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}
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return false;
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}
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boost::optional<Error> parseAndReturnFirstError(string const& _source, bool _allowWarnings = true)
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{
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ErrorList errors;
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ErrorReporter errorReporter(errors);
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if (!parse(_source, errorReporter))
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{
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BOOST_REQUIRE_EQUAL(errors.size(), 1);
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return *errors.front();
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}
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else
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{
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// If success is true, there might still be an error in the assembly stage.
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if (_allowWarnings && Error::containsOnlyWarnings(errors))
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return {};
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else if (!errors.empty())
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{
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if (!_allowWarnings)
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BOOST_CHECK_EQUAL(errors.size(), 1);
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return *errors.front();
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}
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}
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return {};
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}
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bool successParse(std::string const& _source, bool _allowWarnings = true)
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{
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return !parseAndReturnFirstError(_source, _allowWarnings);
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}
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Error expectError(std::string const& _source, bool _allowWarnings = false)
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{
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auto error = parseAndReturnFirstError(_source, _allowWarnings);
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BOOST_REQUIRE(error);
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return *error;
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}
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}
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#define CHECK_ERROR(text, typ, substring) \
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do \
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{ \
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Error err = expectError((text), false); \
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BOOST_CHECK(err.type() == (Error::Type::typ)); \
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BOOST_CHECK(searchErrorMessage(err, (substring))); \
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} while(0)
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BOOST_AUTO_TEST_SUITE(JuliaParser)
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BOOST_AUTO_TEST_CASE(smoke_test)
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{
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BOOST_CHECK(successParse("{ }"));
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}
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BOOST_AUTO_TEST_CASE(vardecl)
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{
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BOOST_CHECK(successParse("{ let x:u256 := 7:u256 }"));
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}
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BOOST_AUTO_TEST_CASE(vardecl_bool)
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{
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BOOST_CHECK(successParse("{ let x:bool := true:bool }"));
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BOOST_CHECK(successParse("{ let x:bool := false:bool }"));
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}
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BOOST_AUTO_TEST_CASE(vardecl_empty)
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{
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BOOST_CHECK(successParse("{ let x:u256 }"));
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}
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BOOST_AUTO_TEST_CASE(assignment)
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{
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BOOST_CHECK(successParse("{ let x:u256 := 2:u256 let y:u256 := x }"));
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}
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BOOST_AUTO_TEST_CASE(vardecl_complex)
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{
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BOOST_CHECK(successParse("{ function add(a:u256, b:u256) -> c:u256 {} let y:u256 := 2:u256 let x:u256 := add(7:u256, add(6:u256, y)) }"));
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}
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BOOST_AUTO_TEST_CASE(blocks)
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{
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BOOST_CHECK(successParse("{ let x:u256 := 7:u256 { let y:u256 := 3:u256 } { let z:u256 := 2:u256 } }"));
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}
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BOOST_AUTO_TEST_CASE(function_definitions)
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{
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BOOST_CHECK(successParse("{ function f() { } function g(a:u256) -> x:u256 { } }"));
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}
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BOOST_AUTO_TEST_CASE(function_definitions_multiple_args)
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{
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BOOST_CHECK(successParse("{ function f(a:u256, d:u256) { } function g(a:u256, d:u256) -> x:u256, y:u256 { } }"));
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}
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BOOST_AUTO_TEST_CASE(function_calls)
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{
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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(3:u256)) x() } }"));
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}
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BOOST_AUTO_TEST_CASE(tuple_assignment)
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{
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BOOST_CHECK(successParse("{ function f() -> a:u256, b:u256, c:u256 {} let x:u256, y:u256, z:u256 := f() }"));
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}
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BOOST_AUTO_TEST_CASE(label)
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{
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CHECK_ERROR("{ label: }", ParserError, "Labels are not supported.");
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}
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BOOST_AUTO_TEST_CASE(instructions)
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{
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CHECK_ERROR("{ pop }", ParserError, "Call or assignment expected.");
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}
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BOOST_AUTO_TEST_CASE(push)
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{
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CHECK_ERROR("{ 0x42:u256 }", ParserError, "Call or assignment expected.");
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}
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BOOST_AUTO_TEST_CASE(assign_from_stack)
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{
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CHECK_ERROR("{ =: x:u256 }", ParserError, "Literal or identifier expected.");
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}
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BOOST_AUTO_TEST_CASE(empty_call)
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{
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CHECK_ERROR("{ () }", ParserError, "Literal or identifier expected.");
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}
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BOOST_AUTO_TEST_CASE(tokens_as_identifers)
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{
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BOOST_CHECK(successParse("{ let return:u256 := 1:u256 }"));
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BOOST_CHECK(successParse("{ let byte:u256 := 1:u256 }"));
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BOOST_CHECK(successParse("{ let address:u256 := 1:u256 }"));
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BOOST_CHECK(successParse("{ let bool:u256 := 1:u256 }"));
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}
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BOOST_AUTO_TEST_CASE(lacking_types)
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{
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CHECK_ERROR("{ let x := 1:u256 }", ParserError, "Expected token Identifier got 'Assign'");
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CHECK_ERROR("{ let x:u256 := 1 }", ParserError, "Expected token Colon got 'RBrace'");
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CHECK_ERROR("{ function f(a) {} }", ParserError, "Expected token Colon got 'RParen'");
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CHECK_ERROR("{ function f(a:u256) -> b {} }", ParserError, "Expected token Colon got 'LBrace'");
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}
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BOOST_AUTO_TEST_CASE(invalid_types)
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{
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/// testing invalid literal
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/// NOTE: these will need to change when types are compared
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CHECK_ERROR("{ let x:bool := 1:invalid }", TypeError, "\"invalid\" is not a valid type (user defined types are not yet supported).");
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/// testing invalid variable declaration
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CHECK_ERROR("{ let x:invalid := 1:bool }", TypeError, "\"invalid\" is not a valid type (user defined types are not yet supported).");
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CHECK_ERROR("{ function f(a:invalid) {} }", TypeError, "\"invalid\" is not a valid type (user defined types are not yet supported).");
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}
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BOOST_AUTO_TEST_CASE(number_literals)
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{
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BOOST_CHECK(successParse("{ let x:u256 := 1:u256 }"));
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CHECK_ERROR("{ let x:u256 := .1:u256 }", ParserError, "Invalid number literal.");
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CHECK_ERROR("{ let x:u256 := 1e5:u256 }", ParserError, "Invalid number literal.");
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CHECK_ERROR("{ let x:u256 := 67.235:u256 }", ParserError, "Invalid number literal.");
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CHECK_ERROR("{ let x:u256 := 0x1ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff:u256 }", TypeError, "Number literal too large (> 256 bits)");
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}
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BOOST_AUTO_TEST_CASE(builtin_types)
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{
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BOOST_CHECK(successParse("{ let x:bool := true:bool }"));
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BOOST_CHECK(successParse("{ let x:u8 := 1:u8 }"));
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BOOST_CHECK(successParse("{ let x:s8 := 1:u8 }"));
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BOOST_CHECK(successParse("{ let x:u32 := 1:u32 }"));
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BOOST_CHECK(successParse("{ let x:s32 := 1:s32 }"));
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BOOST_CHECK(successParse("{ let x:u64 := 1:u64 }"));
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BOOST_CHECK(successParse("{ let x:s64 := 1:s64 }"));
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BOOST_CHECK(successParse("{ let x:u128 := 1:u128 }"));
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BOOST_CHECK(successParse("{ let x:s128 := 1:s128 }"));
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BOOST_CHECK(successParse("{ let x:u256 := 1:u256 }"));
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BOOST_CHECK(successParse("{ let x:s256 := 1:s256 }"));
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}
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BOOST_AUTO_TEST_CASE(recursion_depth)
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{
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string input;
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for (size_t i = 0; i < 20000; i++)
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input += "{";
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input += "let x:u256 := 0:u256";
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for (size_t i = 0; i < 20000; i++)
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input += "}";
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CHECK_ERROR(input, ParserError, "recursion");
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}
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BOOST_AUTO_TEST_CASE(multiple_assignment)
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{
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CHECK_ERROR("{ let x:u256 function f() -> a:u256, b:u256 {} 123:u256, x := f() }", ParserError, "Label name / variable name must precede \",\" (multiple assignment).");
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CHECK_ERROR("{ let x:u256 function f() -> a:u256, b:u256 {} x, 123:u256 := f() }", ParserError, "Variable name expected in multiple assignemnt.");
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/// NOTE: Travis hiccups if not having a variable
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char const* text = R"(
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{
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function f(a:u256) -> r1:u256, r2:u256 {
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r1 := a
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r2 := 7:u256
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}
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let x:u256 := 9:u256
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let y:u256 := 2:u256
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x, y := f(x)
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}
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)";
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BOOST_CHECK(successParse(text));
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}
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BOOST_AUTO_TEST_CASE(if_statement)
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{
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BOOST_CHECK(successParse("{ if true:bool {} }"));
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BOOST_CHECK(successParse("{ if false:bool { let x:u256 := 3:u256 } }"));
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BOOST_CHECK(successParse("{ function f() -> x:bool {} if f() { let b:bool := f() } }"));
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}
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BOOST_AUTO_TEST_CASE(if_statement_invalid)
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{
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CHECK_ERROR("{ if let x:u256 {} }", ParserError, "Literal or identifier expected.");
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CHECK_ERROR("{ if true:bool let x:u256 := 3:u256 }", ParserError, "Expected token LBrace");
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// TODO change this to an error once we check types.
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BOOST_CHECK(successParse("{ if 42:u256 { } }"));
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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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} // end namespaces
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