mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
5dbe2f198c
- File names and Boost Test Suite have the same name now for every solidity Test, so that there is no need to guess or check when you want to run a specific suite from the command line
249 lines
8.5 KiB
C++
249 lines
8.5 KiB
C++
/*
|
|
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 compiler.
|
|
*/
|
|
|
|
#include <string>
|
|
#include <iostream>
|
|
#include <boost/test/unit_test.hpp>
|
|
#include <libdevcore/Log.h>
|
|
#include <libsolidity/Scanner.h>
|
|
#include <libsolidity/Parser.h>
|
|
#include <libsolidity/NameAndTypeResolver.h>
|
|
#include <libsolidity/Compiler.h>
|
|
#include <libsolidity/AST.h>
|
|
|
|
using namespace std;
|
|
using namespace dev::eth;
|
|
|
|
namespace dev
|
|
{
|
|
namespace solidity
|
|
{
|
|
namespace test
|
|
{
|
|
|
|
namespace
|
|
{
|
|
|
|
bytes compileContract(const string& _sourceCode)
|
|
{
|
|
Parser parser;
|
|
ASTPointer<SourceUnit> sourceUnit;
|
|
BOOST_REQUIRE_NO_THROW(sourceUnit = parser.parse(make_shared<Scanner>(CharStream(_sourceCode))));
|
|
NameAndTypeResolver resolver({});
|
|
resolver.registerDeclarations(*sourceUnit);
|
|
for (ASTPointer<ASTNode> const& node: sourceUnit->getNodes())
|
|
if (ContractDefinition* contract = dynamic_cast<ContractDefinition*>(node.get()))
|
|
{
|
|
BOOST_REQUIRE_NO_THROW(resolver.resolveNamesAndTypes(*contract));
|
|
}
|
|
for (ASTPointer<ASTNode> const& node: sourceUnit->getNodes())
|
|
if (ContractDefinition* contract = dynamic_cast<ContractDefinition*>(node.get()))
|
|
{
|
|
BOOST_REQUIRE_NO_THROW(resolver.checkTypeRequirements(*contract));
|
|
}
|
|
for (ASTPointer<ASTNode> const& node: sourceUnit->getNodes())
|
|
if (ContractDefinition* contract = dynamic_cast<ContractDefinition*>(node.get()))
|
|
{
|
|
Compiler compiler;
|
|
compiler.compileContract(*contract, {}, map<ContractDefinition const*, bytes const*>{});
|
|
|
|
// debug
|
|
//compiler.streamAssembly(cout);
|
|
return compiler.getAssembledBytecode();
|
|
}
|
|
BOOST_FAIL("No contract found in source.");
|
|
return bytes();
|
|
}
|
|
|
|
/// Checks that @a _compiledCode is present starting from offset @a _offset in @a _expectation.
|
|
/// This is necessary since the compiler will add boilerplate add the beginning that is not
|
|
/// tested here.
|
|
void checkCodePresentAt(bytes const& _compiledCode, bytes const& _expectation, unsigned _offset)
|
|
{
|
|
BOOST_REQUIRE(_compiledCode.size() >= _offset + _expectation.size());
|
|
auto checkStart = _compiledCode.begin() + _offset;
|
|
BOOST_CHECK_EQUAL_COLLECTIONS(checkStart, checkStart + _expectation.size(),
|
|
_expectation.begin(), _expectation.end());
|
|
}
|
|
|
|
} // end anonymous namespace
|
|
|
|
BOOST_AUTO_TEST_SUITE(SolidityCompiler)
|
|
|
|
BOOST_AUTO_TEST_CASE(smoke_test)
|
|
{
|
|
char const* sourceCode = "contract test {\n"
|
|
" function f() { var x = 2; }\n"
|
|
"}\n";
|
|
bytes code = compileContract(sourceCode);
|
|
|
|
unsigned boilerplateSize = 40;
|
|
bytes expectation({byte(Instruction::JUMPDEST),
|
|
byte(Instruction::PUSH1), 0x0, // initialize local variable x
|
|
byte(Instruction::PUSH1), 0x2,
|
|
byte(Instruction::SWAP1),
|
|
byte(Instruction::POP),
|
|
byte(Instruction::JUMPDEST),
|
|
byte(Instruction::POP),
|
|
byte(Instruction::JUMP)});
|
|
checkCodePresentAt(code, expectation, boilerplateSize);
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(different_argument_numbers)
|
|
{
|
|
char const* sourceCode = "contract test {\n"
|
|
" function f(uint a, uint b, uint c) returns(uint d) { return b; }\n"
|
|
" function g() returns (uint e, uint h) { h = f(1, 2, 3); }\n"
|
|
"}\n";
|
|
bytes code = compileContract(sourceCode);
|
|
|
|
unsigned shift = 68;
|
|
unsigned boilerplateSize = 81;
|
|
bytes expectation({byte(Instruction::JUMPDEST),
|
|
byte(Instruction::PUSH1), 0x0, // initialize return variable d
|
|
byte(Instruction::DUP3),
|
|
byte(Instruction::SWAP1), // assign b to d
|
|
byte(Instruction::POP),
|
|
byte(Instruction::PUSH1), byte(0xa + shift), // jump to return
|
|
byte(Instruction::JUMP),
|
|
byte(Instruction::JUMPDEST),
|
|
byte(Instruction::SWAP4), // store d and fetch return address
|
|
byte(Instruction::SWAP3), // store return address
|
|
byte(Instruction::POP),
|
|
byte(Instruction::POP),
|
|
byte(Instruction::POP),
|
|
byte(Instruction::JUMP), // end of f
|
|
byte(Instruction::JUMPDEST), // beginning of g
|
|
byte(Instruction::PUSH1), 0x0,
|
|
byte(Instruction::PUSH1), 0x0, // initialized e and h
|
|
byte(Instruction::PUSH1), byte(0x2a + shift), // ret address
|
|
byte(Instruction::PUSH1), 0x1, byte(Instruction::PUSH1), 0xff, byte(Instruction::AND),
|
|
byte(Instruction::PUSH1), 0x2, byte(Instruction::PUSH1), 0xff, byte(Instruction::AND),
|
|
byte(Instruction::PUSH1), 0x3, byte(Instruction::PUSH1), 0xff, byte(Instruction::AND),
|
|
byte(Instruction::PUSH1), byte(0x1 + shift),
|
|
// stack here: ret e h 0x20 1 2 3 0x1
|
|
byte(Instruction::JUMP),
|
|
byte(Instruction::JUMPDEST),
|
|
// stack here: ret e h f(1,2,3)
|
|
byte(Instruction::SWAP1),
|
|
// stack here: ret e f(1,2,3) h
|
|
byte(Instruction::POP),
|
|
byte(Instruction::DUP1), // retrieve it again as "value of expression"
|
|
byte(Instruction::POP), // end of assignment
|
|
// stack here: ret e f(1,2,3)
|
|
byte(Instruction::JUMPDEST),
|
|
byte(Instruction::SWAP1),
|
|
// ret e f(1,2,3)
|
|
byte(Instruction::SWAP2),
|
|
// f(1,2,3) e ret
|
|
byte(Instruction::JUMP) // end of g
|
|
});
|
|
checkCodePresentAt(code, expectation, boilerplateSize);
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(ifStatement)
|
|
{
|
|
char const* sourceCode = "contract test {\n"
|
|
" function f() { bool x; if (x) 77; else if (!x) 78; else 79; }"
|
|
"}\n";
|
|
bytes code = compileContract(sourceCode);
|
|
|
|
unsigned shift = 27;
|
|
unsigned boilerplateSize = 40;
|
|
bytes expectation({byte(Instruction::JUMPDEST),
|
|
byte(Instruction::PUSH1), 0x0,
|
|
byte(Instruction::DUP1),
|
|
byte(Instruction::PUSH1), byte(0x1b + shift), // "true" target
|
|
byte(Instruction::JUMPI),
|
|
// new check "else if" condition
|
|
byte(Instruction::DUP1),
|
|
byte(Instruction::ISZERO),
|
|
byte(Instruction::PUSH1), byte(0x13 + shift),
|
|
byte(Instruction::JUMPI),
|
|
// "else" body
|
|
byte(Instruction::PUSH1), 0x4f,
|
|
byte(Instruction::POP),
|
|
byte(Instruction::PUSH1), byte(0x17 + shift), // exit path of second part
|
|
byte(Instruction::JUMP),
|
|
// "else if" body
|
|
byte(Instruction::JUMPDEST),
|
|
byte(Instruction::PUSH1), 0x4e,
|
|
byte(Instruction::POP),
|
|
byte(Instruction::JUMPDEST),
|
|
byte(Instruction::PUSH1), byte(0x1f + shift),
|
|
byte(Instruction::JUMP),
|
|
// "if" body
|
|
byte(Instruction::JUMPDEST),
|
|
byte(Instruction::PUSH1), 0x4d,
|
|
byte(Instruction::POP),
|
|
byte(Instruction::JUMPDEST),
|
|
byte(Instruction::JUMPDEST),
|
|
byte(Instruction::POP),
|
|
byte(Instruction::JUMP)});
|
|
checkCodePresentAt(code, expectation, boilerplateSize);
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(loops)
|
|
{
|
|
char const* sourceCode = "contract test {\n"
|
|
" function f() { while(true){1;break;2;continue;3;return;4;} }"
|
|
"}\n";
|
|
bytes code = compileContract(sourceCode);
|
|
|
|
unsigned shift = 27;
|
|
unsigned boilerplateSize = 40;
|
|
bytes expectation({byte(Instruction::JUMPDEST),
|
|
byte(Instruction::JUMPDEST),
|
|
byte(Instruction::PUSH1), 0x1,
|
|
byte(Instruction::ISZERO),
|
|
byte(Instruction::PUSH1), byte(0x21 + shift),
|
|
byte(Instruction::JUMPI),
|
|
byte(Instruction::PUSH1), 0x1,
|
|
byte(Instruction::POP),
|
|
byte(Instruction::PUSH1), byte(0x21 + shift),
|
|
byte(Instruction::JUMP), // break
|
|
byte(Instruction::PUSH1), 0x2,
|
|
byte(Instruction::POP),
|
|
byte(Instruction::PUSH1), byte(0x2 + shift),
|
|
byte(Instruction::JUMP), // continue
|
|
byte(Instruction::PUSH1), 0x3,
|
|
byte(Instruction::POP),
|
|
byte(Instruction::PUSH1), byte(0x22 + shift),
|
|
byte(Instruction::JUMP), // return
|
|
byte(Instruction::PUSH1), 0x4,
|
|
byte(Instruction::POP),
|
|
byte(Instruction::PUSH1), byte(0x2 + shift),
|
|
byte(Instruction::JUMP),
|
|
byte(Instruction::JUMPDEST),
|
|
byte(Instruction::JUMPDEST),
|
|
byte(Instruction::JUMP)});
|
|
|
|
checkCodePresentAt(code, expectation, boilerplateSize);
|
|
}
|
|
|
|
BOOST_AUTO_TEST_SUITE_END()
|
|
|
|
}
|
|
}
|
|
} // end namespaces
|
|
|