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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/>.
*/
/**
* @author Alex Beregszaszi
* @date 2016
* End to end tests for LLL.
*/
#include <string>
#include <memory>
#include <boost/test/unit_test.hpp>
#include <test/liblll/ExecutionFramework.h>
using namespace std;
namespace dev
{
namespace lll
{
namespace test
{
BOOST_FIXTURE_TEST_SUITE(LLLEndToEndTest, LLLExecutionFramework)
BOOST_AUTO_TEST_CASE(smoke_test)
{
char const* sourceCode = "(returnlll { (return \"test\") })";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(string("test", 4)));
}
BOOST_AUTO_TEST_CASE(bare_panic)
{
char const* sourceCode = "(panic)";
compileAndRunWithoutCheck(sourceCode);
BOOST_REQUIRE(m_output.empty());
}
BOOST_AUTO_TEST_CASE(panic)
{
char const* sourceCode = "{ (panic) }";
compileAndRunWithoutCheck(sourceCode);
BOOST_REQUIRE(m_output.empty());
}
BOOST_AUTO_TEST_CASE(exp_operator_const)
{
char const* sourceCode = R"(
(returnlll
(return (exp 2 3)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == toBigEndian(u256(8)));
}
BOOST_AUTO_TEST_CASE(exp_operator_const_signed)
{
char const* sourceCode = R"(
(returnlll
(return (exp (- 0 2) 3)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == toBigEndian(u256(-8)));
}
BOOST_AUTO_TEST_CASE(exp_operator_on_range)
{
char const* sourceCode = R"(
(returnlll
(seq
(when (= (div (calldataload 0x00) (exp 2 224)) 0xb3de648b)
(return (exp 2 (calldataload 0x04))))
(jump 0x02)))
)";
compileAndRun(sourceCode);
testContractAgainstCppOnRange("f(uint256)", [](u256 const& a) -> u256 { return u256(1 << a.convert_to<int>()); }, 0, 16);
}
BOOST_AUTO_TEST_CASE(constructor_argument_internal_numeric)
{
char const* sourceCode = R"(
(seq
(sstore 0x00 65535)
(returnlll
(return @@0x00)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(u256(65535)));
}
BOOST_AUTO_TEST_CASE(constructor_argument_internal_string)
{
char const* sourceCode = R"(
(seq
(sstore 0x00 "test")
(returnlll
(return @@0x00)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs("test"));
}
BOOST_AUTO_TEST_CASE(constructor_arguments_external)
{
char const* sourceCode = R"(
(seq
(codecopy 0x00 (bytecodesize) 64)
(sstore 0x00 @0x00)
(sstore 0x01 @0x20)
(returnlll
(seq
(when (= (div (calldataload 0x00) (exp 2 224)) 0xf2c9ecd8)
(return @@0x00))
(when (= (div (calldataload 0x00) (exp 2 224)) 0x89ea642f)
(return @@0x01)))))
)";
compileAndRun(sourceCode, 0, "", encodeArgs(u256(65535), "test"));
BOOST_CHECK(callContractFunction("getNumber()") == encodeArgs(u256(65535)));
BOOST_CHECK(callContractFunction("getString()") == encodeArgs("test"));
}
BOOST_AUTO_TEST_CASE(fallback_and_invalid_function)
{
char const* sourceCode = R"(
(returnlll
(seq
(when (= (div (calldataload 0x00) (exp 2 224)) 0xab5ed150)
(return "one"))
(when (= (div (calldataload 0x00) (exp 2 224)) 0xee784123)
(return "two"))
(return "three")))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callContractFunction("getOne()") == encodeArgs("one"));
BOOST_CHECK(callContractFunction("getTwo()") == encodeArgs("two"));
BOOST_CHECK(callContractFunction("invalidFunction()") == encodeArgs("three"));
BOOST_CHECK(callFallback() == encodeArgs("three"));
}
BOOST_AUTO_TEST_CASE(lit_string)
{
char const* sourceCode = R"(
(returnlll
(seq
(lit 0x00 "abcdef")
(return 0x00 0x20)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(string("abcdef")));
}
BOOST_AUTO_TEST_CASE(arithmetic)
{
char const* sourceCode = R"(
(returnlll
(seq
(mstore8 0x00 (+ 160 22))
(mstore8 0x01 (- 223 41))
(mstore8 0x02 (* 33 2))
(mstore8 0x03 (/ 10 2))
(mstore8 0x04 (% 67 2))
(mstore8 0x05 (& 15 8))
(mstore8 0x06 (| 18 8))
(mstore8 0x07 (^ 26 6))
(return 0x00 0x20)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(
fromHex("b6b6420501081a1c000000000000000000000000000000000000000000000000")));
}
BOOST_AUTO_TEST_CASE(binary)
{
char const* sourceCode = R"(
(returnlll
(seq
(mstore8 0x00 (< 53 87))
(mstore8 0x01 (< 73 42))
(mstore8 0x02 (<= 37 94))
(mstore8 0x03 (<= 37 37))
(mstore8 0x04 (<= 183 34))
(mstore8 0x05 (S< (- 0 53) 87))
(mstore8 0x06 (S< 73 (- 0 42)))
(mstore8 0x07 (S<= (- 0 37) 94))
(mstore8 0x08 (S<= (- 0 37) (- 0 37)))
(mstore8 0x09 (S<= 183 (- 0 34)))
(mstore8 0x0a (> 73 42))
(mstore8 0x0b (> 53 87))
(mstore8 0x0c (>= 94 37))
(mstore8 0x0d (>= 94 94))
(mstore8 0x0e (>= 34 183))
(mstore8 0x0f (S> 73 (- 0 42)))
(mstore8 0x10 (S> (- 0 53) 87))
(mstore8 0x11 (S>= 94 (- 0 37)))
(mstore8 0x12 (S>= (- 0 94) (- 0 94)))
(mstore8 0x13 (S>= (- 0 34) 183))
(mstore8 0x14 (= 53 53))
(mstore8 0x15 (= 73 42))
(mstore8 0x16 (!= 37 94))
(mstore8 0x17 (!= 37 37))
(return 0x00 0x20)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(
fromHex("0100010100010001010001000101000100010100010001000000000000000000")));
}
BOOST_AUTO_TEST_CASE(unary)
{
char const* sourceCode = R"(
(returnlll
(seq
(mstore8 0x00 (! (< 53 87)))
(mstore8 0x01 (! (>= 42 73)))
(mstore8 0x02 (~ 0x7f))
(mstore8 0x03 (~ 0xaa))
(return 0x00 0x20)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(
fromHex("0001805500000000000000000000000000000000000000000000000000000000")));
}
BOOST_AUTO_TEST_CASE(assembly_mload_mstore)
{
char const* sourceCode = R"(
(returnlll
(asm
0x07 0x00 mstore
"abcdef" 0x20 mstore
0x00 mload 0x40 mstore
0x20 mload 0x60 mstore
0x40 0x40 return))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(u256(7), string("abcdef")));
}
BOOST_AUTO_TEST_CASE(assembly_sload_sstore)
{
char const* sourceCode = R"(
(returnlll
(asm
0x07 0x00 sstore
"abcdef" 0x01 sstore
0x00 sload 0x00 mstore
0x01 sload 0x20 mstore
0x40 0x00 return))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(u256(7), string("abcdef")));
}
BOOST_AUTO_TEST_CASE(assembly_codecopy)
{
char const* sourceCode = R"(
(returnlll
(seq
(lit 0x00 "abcdef")
(asm
0x06 0x16 0x20 codecopy
0x20 0x20 return)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs(string("abcdef")));
}
BOOST_AUTO_TEST_CASE(zeroarg_macro)
{
char const* sourceCode = R"(
(returnlll
(seq
(def 'zeroarg () (asm INVALID))
(zeroarg)))
)";
compileAndRun(sourceCode);
BOOST_CHECK(callFallback() == encodeArgs());
}
BOOST_AUTO_TEST_SUITE_END()
}
}
} // end namespaces
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