mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
0f304d2d89
test for fallback and fallthrough. Added one test for 'lit'. Added tests for arithmetic/binary/unary operations. Added the start of tests for assembler instructions within LLL source.
280 lines
6.9 KiB
C++
280 lines
6.9 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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* @author Alex Beregszaszi
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* @date 2016
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* End to end tests for LLL.
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*/
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#include <string>
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#include <memory>
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#include <boost/test/unit_test.hpp>
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#include <test/liblll/ExecutionFramework.h>
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using namespace std;
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namespace dev
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{
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namespace lll
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{
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namespace test
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{
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BOOST_FIXTURE_TEST_SUITE(LLLEndToEndTest, LLLExecutionFramework)
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BOOST_AUTO_TEST_CASE(smoke_test)
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{
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char const* sourceCode = "(returnlll { (return \"test\") })";
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compileAndRun(sourceCode);
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BOOST_CHECK(callFallback() == encodeArgs(string("test", 4)));
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}
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BOOST_AUTO_TEST_CASE(bare_panic)
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{
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char const* sourceCode = "(panic)";
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compileAndRunWithoutCheck(sourceCode);
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BOOST_REQUIRE(m_output.empty());
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}
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BOOST_AUTO_TEST_CASE(exp_operator_const)
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{
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char const* sourceCode = R"(
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(returnlll
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(return (exp 2 3)))
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)";
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compileAndRun(sourceCode);
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BOOST_CHECK(callFallback() == toBigEndian(u256(8)));
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}
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BOOST_AUTO_TEST_CASE(exp_operator_const_signed)
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{
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char const* sourceCode = R"(
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(returnlll
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(return (exp (- 0 2) 3)))
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)";
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compileAndRun(sourceCode);
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BOOST_CHECK(callFallback() == toBigEndian(u256(-8)));
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}
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BOOST_AUTO_TEST_CASE(exp_operator_on_range)
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{
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char const* sourceCode = R"(
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(returnlll
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(seq
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(when (= (div (calldataload 0x00) (exp 2 224)) 0xb3de648b)
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(return (exp 2 (calldataload 0x04))))
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(jump 0x02)))
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)";
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compileAndRun(sourceCode);
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testContractAgainstCppOnRange("f(uint256)", [](u256 const& a) -> u256 { return u256(1 << a.convert_to<int>()); }, 0, 16);
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}
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BOOST_AUTO_TEST_CASE(constructor_argument_internal_numeric)
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{
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char const* sourceCode = R"(
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(seq
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(sstore 0x00 65535)
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(returnlll
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(return @@0x00)))
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)";
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compileAndRun(sourceCode);
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BOOST_CHECK(callFallback() == encodeArgs(u256(65535)));
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}
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BOOST_AUTO_TEST_CASE(constructor_argument_internal_string)
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{
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char const* sourceCode = R"(
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(seq
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(sstore 0x00 "test")
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(returnlll
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(return @@0x00)))
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)";
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compileAndRun(sourceCode);
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BOOST_CHECK(callFallback() == encodeArgs("test"));
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}
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BOOST_AUTO_TEST_CASE(constructor_arguments_external)
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{
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char const* sourceCode = R"(
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(seq
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(codecopy 0x00 (bytecodesize) 64)
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(sstore 0x00 @0x00)
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(sstore 0x01 @0x20)
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(returnlll
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(seq
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(when (= (div (calldataload 0x00) (exp 2 224)) 0xf2c9ecd8)
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(return @@0x00))
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(when (= (div (calldataload 0x00) (exp 2 224)) 0x89ea642f)
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(return @@0x01)))))
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)";
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compileAndRun(sourceCode, 0, "", encodeArgs(u256(65535), "test"));
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BOOST_CHECK(callContractFunction("getNumber()") == encodeArgs(u256(65535)));
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BOOST_CHECK(callContractFunction("getString()") == encodeArgs("test"));
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}
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BOOST_AUTO_TEST_CASE(fallback_and_invalid_function)
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{
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char const* sourceCode = R"(
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(returnlll
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(seq
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(when (= (div (calldataload 0x00) (exp 2 224)) 0xab5ed150)
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(return "one"))
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(when (= (div (calldataload 0x00) (exp 2 224)) 0xee784123)
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(return "two"))
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(return "three")))
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)";
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compileAndRun(sourceCode);
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BOOST_CHECK(callContractFunction("getOne()") == encodeArgs("one"));
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BOOST_CHECK(callContractFunction("getTwo()") == encodeArgs("two"));
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BOOST_CHECK(callContractFunction("invalidFunction()") == encodeArgs("three"));
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BOOST_CHECK(callFallback() == encodeArgs("three"));
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}
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BOOST_AUTO_TEST_CASE(lit_string)
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{
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char const* sourceCode = R"(
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(returnlll
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(seq
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(lit 0x00 "abcdef")
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(return 0x00 0x20)))
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)";
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compileAndRun(sourceCode);
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BOOST_CHECK(callFallback() == encodeArgs(string("abcdef")));
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}
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BOOST_AUTO_TEST_CASE(arithmetic)
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{
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char const* sourceCode = R"(
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(returnlll
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(seq
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(mstore8 0x00 (+ 160 22))
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(mstore8 0x01 (- 223 41))
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(mstore8 0x02 (* 33 2))
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(mstore8 0x03 (/ 10 2))
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(mstore8 0x04 (% 67 2))
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(mstore8 0x05 (& 15 8))
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(mstore8 0x06 (| 18 8))
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(mstore8 0x07 (^ 26 6))
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(return 0x00 0x20)))
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)";
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compileAndRun(sourceCode);
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BOOST_CHECK(callFallback() == encodeArgs(
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fromHex("b6b6420501081a1c000000000000000000000000000000000000000000000000")));
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}
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BOOST_AUTO_TEST_CASE(binary)
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{
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char const* sourceCode = R"(
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(returnlll
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(seq
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(mstore8 0x00 (< 53 87))
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(mstore8 0x01 (< 73 42))
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(mstore8 0x02 (<= 37 94))
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(mstore8 0x03 (<= 37 37))
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(mstore8 0x04 (<= 183 34))
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(mstore8 0x05 (S< (- 0 53) 87))
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(mstore8 0x06 (S< 73 (- 0 42)))
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(mstore8 0x07 (S<= (- 0 37) 94))
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(mstore8 0x08 (S<= (- 0 37) (- 0 37)))
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(mstore8 0x09 (S<= 183 (- 0 34)))
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(mstore8 0x0a (> 73 42))
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(mstore8 0x0b (> 53 87))
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(mstore8 0x0c (>= 94 37))
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(mstore8 0x0d (>= 94 94))
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(mstore8 0x0e (>= 34 183))
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(mstore8 0x0f (S> 73 (- 0 42)))
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(mstore8 0x10 (S> (- 0 53) 87))
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(mstore8 0x11 (S>= 94 (- 0 37)))
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(mstore8 0x12 (S>= (- 0 94) (- 0 94)))
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(mstore8 0x13 (S>= (- 0 34) 183))
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(mstore8 0x14 (= 53 53))
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(mstore8 0x15 (= 73 42))
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(mstore8 0x16 (!= 37 94))
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(mstore8 0x17 (!= 37 37))
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(return 0x00 0x20)))
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)";
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compileAndRun(sourceCode);
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BOOST_CHECK(callFallback() == encodeArgs(
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fromHex("0100010100010001010001000101000100010100010001000000000000000000")));
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}
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BOOST_AUTO_TEST_CASE(unary)
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{
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char const* sourceCode = R"(
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(returnlll
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(seq
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(mstore8 0x00 (! (< 53 87)))
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(mstore8 0x01 (! (>= 42 73)))
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(mstore8 0x02 (~ 0x7f))
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(mstore8 0x03 (~ 0xaa))
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(return 0x00 0x20)))
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)";
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compileAndRun(sourceCode);
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BOOST_CHECK(callFallback() == encodeArgs(
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fromHex("0001805500000000000000000000000000000000000000000000000000000000")));
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}
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BOOST_AUTO_TEST_CASE(assembly_mload_mstore)
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{
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char const* sourceCode = R"(
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(returnlll
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(asm
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0x07 0x00 mstore
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"abcdef" 0x20 mstore
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0x00 mload 0x40 mstore
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0x20 mload 0x60 mstore
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0x40 0x40 return))
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)";
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compileAndRun(sourceCode);
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BOOST_CHECK(callFallback() == encodeArgs(u256(7), string("abcdef")));
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}
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BOOST_AUTO_TEST_CASE(assembly_sload_sstore)
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{
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char const* sourceCode = R"(
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(returnlll
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(asm
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0x07 0x00 sstore
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"abcdef" 0x01 sstore
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0x00 sload 0x00 mstore
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0x01 sload 0x20 mstore
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0x40 0x00 return))
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)";
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compileAndRun(sourceCode);
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BOOST_CHECK(callFallback() == encodeArgs(u256(7), string("abcdef")));
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}
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BOOST_AUTO_TEST_CASE(assembly_codecopy)
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{
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char const* sourceCode = R"(
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(returnlll
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(seq
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(lit 0x00 "abcdef")
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(asm
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0x06 0x16 0x20 codecopy
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0x20 0x20 return)))
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)";
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compileAndRun(sourceCode);
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BOOST_CHECK(callFallback() == encodeArgs(string("abcdef")));
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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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