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Diffstat (limited to 'libsolidity/SolidityEndToEndTest.cpp')
| -rw-r--r-- | libsolidity/SolidityEndToEndTest.cpp | 3708 |
1 files changed, 3708 insertions, 0 deletions
diff --git a/libsolidity/SolidityEndToEndTest.cpp b/libsolidity/SolidityEndToEndTest.cpp new file mode 100644 index 00000000..c345f520 --- /dev/null +++ b/libsolidity/SolidityEndToEndTest.cpp @@ -0,0 +1,3708 @@ +/* + 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> + * @author Gav Wood <g@ethdev.com> + * @date 2014 + * Unit tests for the solidity expression compiler, testing the behaviour of the code. + */ + +#if ETH_SOLIDITY + +#include <string> +#include <tuple> +#include <boost/test/unit_test.hpp> +#include <libdevcrypto/SHA3.h> +#include <test/libsolidity/solidityExecutionFramework.h> + +using namespace std; + +namespace dev +{ +namespace solidity +{ +namespace test +{ + +BOOST_FIXTURE_TEST_SUITE(SolidityEndToEndTest, ExecutionFramework) + +BOOST_AUTO_TEST_CASE(smoke_test) +{ + char const* sourceCode = "contract test {\n" + " function f(uint a) returns(uint d) { return a * 7; }\n" + "}\n"; + compileAndRun(sourceCode); + testSolidityAgainstCppOnRange("f(uint256)", [](u256 const& a) -> u256 { return a * 7; }, 0, 100); +} + +BOOST_AUTO_TEST_CASE(empty_contract) +{ + char const* sourceCode = "contract test {\n" + "}\n"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("i_am_not_there()", bytes()).empty()); +} + +BOOST_AUTO_TEST_CASE(exp_operator) +{ + char const* sourceCode = R"( + contract test { + function f(uint a) returns(uint d) { return 2 ** a; } + })"; + compileAndRun(sourceCode); + testSolidityAgainstCppOnRange("f(uint256)", [](u256 const& a) -> u256 { return u256(1 << a.convert_to<int>()); }, 0, 16); +} + +BOOST_AUTO_TEST_CASE(exp_operator_const) +{ + char const* sourceCode = R"( + contract test { + function f() returns(uint d) { return 2 ** 3; } + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("f()", bytes()) == toBigEndian(u256(8))); +} + +BOOST_AUTO_TEST_CASE(exp_operator_const_signed) +{ + char const* sourceCode = R"( + contract test { + function f() returns(int d) { return (-2) ** 3; } + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("f()", bytes()) == toBigEndian(u256(-8))); +} + +BOOST_AUTO_TEST_CASE(recursive_calls) +{ + char const* sourceCode = "contract test {\n" + " function f(uint n) returns(uint nfac) {\n" + " if (n <= 1) return 1;\n" + " else return n * f(n - 1);\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + function<u256(u256)> recursive_calls_cpp = [&recursive_calls_cpp](u256 const& n) -> u256 + { + if (n <= 1) + return 1; + else + return n * recursive_calls_cpp(n - 1); + }; + + testSolidityAgainstCppOnRange("f(uint256)", recursive_calls_cpp, 0, 5); +} + +BOOST_AUTO_TEST_CASE(multiple_functions) +{ + char const* sourceCode = "contract test {\n" + " function a() returns(uint n) { return 0; }\n" + " function b() returns(uint n) { return 1; }\n" + " function c() returns(uint n) { return 2; }\n" + " function f() returns(uint n) { return 3; }\n" + "}\n"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("a()", bytes()) == toBigEndian(u256(0))); + BOOST_CHECK(callContractFunction("b()", bytes()) == toBigEndian(u256(1))); + BOOST_CHECK(callContractFunction("c()", bytes()) == toBigEndian(u256(2))); + BOOST_CHECK(callContractFunction("f()", bytes()) == toBigEndian(u256(3))); + BOOST_CHECK(callContractFunction("i_am_not_there()", bytes()) == bytes()); +} + +BOOST_AUTO_TEST_CASE(named_args) +{ + char const* sourceCode = "contract test {\n" + " function a(uint a, uint b, uint c) returns (uint r) { r = a * 100 + b * 10 + c * 1; }\n" + " function b() returns (uint r) { r = a({a: 1, b: 2, c: 3}); }\n" + "}\n"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("b()", bytes()) == toBigEndian(u256(123))); +} + +BOOST_AUTO_TEST_CASE(disorder_named_args) +{ + char const* sourceCode = "contract test {\n" + " function a(uint a, uint b, uint c) returns (uint r) { r = a * 100 + b * 10 + c * 1; }\n" + " function b() returns (uint r) { r = a({c: 3, a: 1, b: 2}); }\n" + "}\n"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("b()", bytes()) == toBigEndian(u256(123))); +} + +BOOST_AUTO_TEST_CASE(while_loop) +{ + char const* sourceCode = "contract test {\n" + " function f(uint n) returns(uint nfac) {\n" + " nfac = 1;\n" + " var i = 2;\n" + " while (i <= n) nfac *= i++;\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + + auto while_loop_cpp = [](u256 const& n) -> u256 + { + u256 nfac = 1; + u256 i = 2; + while (i <= n) + nfac *= i++; + + return nfac; + }; + + testSolidityAgainstCppOnRange("f(uint256)", while_loop_cpp, 0, 5); +} + +BOOST_AUTO_TEST_CASE(break_outside_loop) +{ + // break and continue outside loops should be simply ignored + char const* sourceCode = "contract test {\n" + " function f(uint x) returns(uint y) {\n" + " break; continue; return 2;\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + testSolidityAgainstCpp("f(uint256)", [](u256 const&) -> u256 { return 2; }, u256(0)); +} + +BOOST_AUTO_TEST_CASE(nested_loops) +{ + // tests that break and continue statements in nested loops jump to the correct place + char const* sourceCode = "contract test {\n" + " function f(uint x) returns(uint y) {\n" + " while (x > 1) {\n" + " if (x == 10) break;\n" + " while (x > 5) {\n" + " if (x == 8) break;\n" + " x--;\n" + " if (x == 6) continue;\n" + " return x;\n" + " }\n" + " x--;\n" + " if (x == 3) continue;\n" + " break;\n" + " }\n" + " return x;\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + + auto nested_loops_cpp = [](u256 n) -> u256 + { + while (n > 1) + { + if (n == 10) + break; + while (n > 5) + { + if (n == 8) + break; + n--; + if (n == 6) + continue; + return n; + } + n--; + if (n == 3) + continue; + break; + } + + return n; + }; + + testSolidityAgainstCppOnRange("f(uint256)", nested_loops_cpp, 0, 12); +} + +BOOST_AUTO_TEST_CASE(for_loop) +{ + char const* sourceCode = "contract test {\n" + " function f(uint n) returns(uint nfac) {\n" + " nfac = 1;\n" + " for (var i = 2; i <= n; i++)\n" + " nfac *= i;\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + + auto for_loop_cpp = [](u256 const& n) -> u256 + { + u256 nfac = 1; + for (auto i = 2; i <= n; i++) + nfac *= i; + return nfac; + }; + + testSolidityAgainstCppOnRange("f(uint256)", for_loop_cpp, 0, 5); +} + +BOOST_AUTO_TEST_CASE(for_loop_empty) +{ + char const* sourceCode = "contract test {\n" + " function f() returns(uint ret) {\n" + " ret = 1;\n" + " for (;;)\n" + " {\n" + " ret += 1;\n" + " if (ret >= 10) break;\n" + " }\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + + auto for_loop_empty_cpp = []() -> u256 + { + u256 ret = 1; + for (;;) + { + ret += 1; + if (ret >= 10) break; + } + return ret; + }; + + testSolidityAgainstCpp("f()", for_loop_empty_cpp); +} + +BOOST_AUTO_TEST_CASE(for_loop_simple_init_expr) +{ + char const* sourceCode = "contract test {\n" + " function f(uint n) returns(uint nfac) {\n" + " nfac = 1;\n" + " uint256 i;\n" + " for (i = 2; i <= n; i++)\n" + " nfac *= i;\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + + auto for_loop_simple_init_expr_cpp = [](u256 const& n) -> u256 + { + u256 nfac = 1; + u256 i; + for (i = 2; i <= n; i++) + nfac *= i; + return nfac; + }; + + testSolidityAgainstCppOnRange("f(uint256)", for_loop_simple_init_expr_cpp, 0, 5); +} + +BOOST_AUTO_TEST_CASE(calling_other_functions) +{ + // note that the index of a function is its index in the sorted sequence of functions + char const* sourceCode = "contract collatz {\n" + " function run(uint x) returns(uint y) {\n" + " while ((y = x) > 1) {\n" + " if (x % 2 == 0) x = evenStep(x);\n" + " else x = oddStep(x);\n" + " }\n" + " }\n" + " function evenStep(uint x) returns(uint y) {\n" + " return x / 2;\n" + " }\n" + " function oddStep(uint x) returns(uint y) {\n" + " return 3 * x + 1;\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + + auto evenStep_cpp = [](u256 const& n) -> u256 + { + return n / 2; + }; + + auto oddStep_cpp = [](u256 const& n) -> u256 + { + return 3 * n + 1; + }; + + auto collatz_cpp = [&evenStep_cpp, &oddStep_cpp](u256 n) -> u256 + { + u256 y; + while ((y = n) > 1) + { + if (n % 2 == 0) + n = evenStep_cpp(n); + else + n = oddStep_cpp(n); + } + return y; + }; + + testSolidityAgainstCpp("run(uint256)", collatz_cpp, u256(0)); + testSolidityAgainstCpp("run(uint256)", collatz_cpp, u256(1)); + testSolidityAgainstCpp("run(uint256)", collatz_cpp, u256(2)); + testSolidityAgainstCpp("run(uint256)", collatz_cpp, u256(8)); + testSolidityAgainstCpp("run(uint256)", collatz_cpp, u256(127)); +} + +BOOST_AUTO_TEST_CASE(many_local_variables) +{ + char const* sourceCode = "contract test {\n" + " function run(uint x1, uint x2, uint x3) returns(uint y) {\n" + " var a = 0x1; var b = 0x10; var c = 0x100;\n" + " y = a + b + c + x1 + x2 + x3;\n" + " y += b + x2;\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + auto f = [](u256 const& x1, u256 const& x2, u256 const& x3) -> u256 + { + u256 a = 0x1; + u256 b = 0x10; + u256 c = 0x100; + u256 y = a + b + c + x1 + x2 + x3; + return y + b + x2; + }; + testSolidityAgainstCpp("run(uint256,uint256,uint256)", f, u256(0x1000), u256(0x10000), u256(0x100000)); +} + +BOOST_AUTO_TEST_CASE(packing_unpacking_types) +{ + char const* sourceCode = "contract test {\n" + " function run(bool a, uint32 b, uint64 c) returns(uint256 y) {\n" + " if (a) y = 1;\n" + " y = y * 0x100000000 | ~b;\n" + " y = y * 0x10000000000000000 | ~c;\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("run(bool,uint32,uint64)", true, fromHex("0f0f0f0f"), fromHex("f0f0f0f0f0f0f0f0")) + == fromHex("00000000000000000000000000000000000000""01""f0f0f0f0""0f0f0f0f0f0f0f0f")); +} + +BOOST_AUTO_TEST_CASE(packing_signed_types) +{ + char const* sourceCode = "contract test {\n" + " function run() returns(int8 y) {\n" + " uint8 x = 0xfa;\n" + " return int8(x);\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("run()") + == fromHex("fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffa")); +} + +BOOST_AUTO_TEST_CASE(multiple_return_values) +{ + char const* sourceCode = "contract test {\n" + " function run(bool x1, uint x2) returns(uint y1, bool y2, uint y3) {\n" + " y1 = x2; y2 = x1;\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("run(bool,uint256)", true, 0xcd) == encodeArgs(0xcd, true, 0)); +} + +BOOST_AUTO_TEST_CASE(short_circuiting) +{ + char const* sourceCode = "contract test {\n" + " function run(uint x) returns(uint y) {\n" + " x == 0 || ((x = 8) > 0);\n" + " return x;" + " }\n" + "}\n"; + compileAndRun(sourceCode); + + auto short_circuiting_cpp = [](u256 n) -> u256 + { + (void)(n == 0 || (n = 8) > 0); + return n; + }; + + testSolidityAgainstCppOnRange("run(uint256)", short_circuiting_cpp, 0, 2); +} + +BOOST_AUTO_TEST_CASE(high_bits_cleaning) +{ + char const* sourceCode = "contract test {\n" + " function run() returns(uint256 y) {\n" + " uint32 t = uint32(0xffffffff);\n" + " uint32 x = t + 10;\n" + " if (x >= 0xffffffff) return 0;\n" + " return x;" + " }\n" + "}\n"; + compileAndRun(sourceCode); + auto high_bits_cleaning_cpp = []() -> u256 + { + uint32_t t = uint32_t(0xffffffff); + uint32_t x = t + 10; + if (x >= 0xffffffff) + return 0; + return x; + }; + testSolidityAgainstCpp("run()", high_bits_cleaning_cpp); +} + +BOOST_AUTO_TEST_CASE(sign_extension) +{ + char const* sourceCode = "contract test {\n" + " function run() returns(uint256 y) {\n" + " int64 x = -int32(0xff);\n" + " if (x >= 0xff) return 0;\n" + " return -uint256(x);" + " }\n" + "}\n"; + compileAndRun(sourceCode); + auto sign_extension_cpp = []() -> u256 + { + int64_t x = -int32_t(0xff); + if (x >= 0xff) + return 0; + return u256(x) * -1; + }; + testSolidityAgainstCpp("run()", sign_extension_cpp); +} + +BOOST_AUTO_TEST_CASE(small_unsigned_types) +{ + char const* sourceCode = "contract test {\n" + " function run() returns(uint256 y) {\n" + " uint32 t = uint32(0xffffff);\n" + " uint32 x = t * 0xffffff;\n" + " return x / 0x100;" + " }\n" + "}\n"; + compileAndRun(sourceCode); + auto small_unsigned_types_cpp = []() -> u256 + { + uint32_t t = uint32_t(0xffffff); + uint32_t x = t * 0xffffff; + return x / 0x100; + }; + testSolidityAgainstCpp("run()", small_unsigned_types_cpp); +} + +BOOST_AUTO_TEST_CASE(small_signed_types) +{ + char const* sourceCode = "contract test {\n" + " function run() returns(int256 y) {\n" + " return -int32(10) * -int64(20);\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + auto small_signed_types_cpp = []() -> u256 + { + return -int32_t(10) * -int64_t(20); + }; + testSolidityAgainstCpp("run()", small_signed_types_cpp); +} + +BOOST_AUTO_TEST_CASE(strings) +{ + char const* sourceCode = "contract test {\n" + " function fixed() returns(bytes32 ret) {\n" + " return \"abc\\x00\\xff__\";\n" + " }\n" + " function pipeThrough(bytes2 small, bool one) returns(bytes16 large, bool oneRet) {\n" + " oneRet = one;\n" + " large = small;\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("fixed()") == encodeArgs(string("abc\0\xff__", 7))); + BOOST_CHECK(callContractFunction("pipeThrough(bytes2,bool)", string("\0\x02", 2), true) == encodeArgs(string("\0\x2", 2), true)); +} + +BOOST_AUTO_TEST_CASE(empty_string_on_stack) +{ + char const* sourceCode = "contract test {\n" + " function run(bytes0 empty, uint8 inp) returns(uint16 a, bytes0 b, bytes4 c) {\n" + " var x = \"abc\";\n" + " var y = \"\";\n" + " var z = inp;\n" + " a = z; b = y; c = x;" + " }\n" + "}\n"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("run(bytes0,uint8)", string(), byte(0x02)) == encodeArgs(0x2, string(""), string("abc\0"))); +} + +BOOST_AUTO_TEST_CASE(inc_dec_operators) +{ + char const* sourceCode = R"( + contract test { + uint8 x; + uint v; + function f() returns (uint r) { + uint a = 6; + r = a; + r += (a++) * 0x10; + r += (++a) * 0x100; + v = 3; + r += (v++) * 0x1000; + r += (++v) * 0x10000; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("f()") == encodeArgs(0x53866)); +} + +BOOST_AUTO_TEST_CASE(state_smoke_test) +{ + char const* sourceCode = "contract test {\n" + " uint256 value1;\n" + " uint256 value2;\n" + " function get(uint8 which) returns (uint256 value) {\n" + " if (which == 0) return value1;\n" + " else return value2;\n" + " }\n" + " function set(uint8 which, uint256 value) {\n" + " if (which == 0) value1 = value;\n" + " else value2 = value;\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("get(uint8)", byte(0x00)) == encodeArgs(0)); + BOOST_CHECK(callContractFunction("get(uint8)", byte(0x01)) == encodeArgs(0)); + BOOST_CHECK(callContractFunction("set(uint8,uint256)", byte(0x00), 0x1234) == encodeArgs()); + BOOST_CHECK(callContractFunction("set(uint8,uint256)", byte(0x01), 0x8765) == encodeArgs()); + BOOST_CHECK(callContractFunction("get(uint8)", byte( 0x00)) == encodeArgs(0x1234)); + BOOST_CHECK(callContractFunction("get(uint8)", byte(0x01)) == encodeArgs(0x8765)); + BOOST_CHECK(callContractFunction("set(uint8,uint256)", byte(0x00), 0x3) == encodeArgs()); + BOOST_CHECK(callContractFunction("get(uint8)", byte(0x00)) == encodeArgs(0x3)); +} + +BOOST_AUTO_TEST_CASE(compound_assign) +{ + char const* sourceCode = "contract test {\n" + " uint value1;\n" + " uint value2;\n" + " function f(uint x, uint y) returns (uint w) {\n" + " uint value3 = y;" + " value1 += x;\n" + " value3 *= x;" + " value2 *= value3 + value1;\n" + " return value2 += 7;" + " }\n" + "}\n"; + compileAndRun(sourceCode); + + u256 value1; + u256 value2; + auto f = [&](u256 const& _x, u256 const& _y) -> u256 + { + u256 value3 = _y; + value1 += _x; + value3 *= _x; + value2 *= value3 + value1; + return value2 += 7; + }; + testSolidityAgainstCpp("f(uint256,uint256)", f, u256(0), u256(6)); + testSolidityAgainstCpp("f(uint256,uint256)", f, u256(1), u256(3)); + testSolidityAgainstCpp("f(uint256,uint256)", f, u256(2), u256(25)); + testSolidityAgainstCpp("f(uint256,uint256)", f, u256(3), u256(69)); + testSolidityAgainstCpp("f(uint256,uint256)", f, u256(4), u256(84)); + testSolidityAgainstCpp("f(uint256,uint256)", f, u256(5), u256(2)); + testSolidityAgainstCpp("f(uint256,uint256)", f, u256(6), u256(51)); + testSolidityAgainstCpp("f(uint256,uint256)", f, u256(7), u256(48)); +} + +BOOST_AUTO_TEST_CASE(simple_mapping) +{ + char const* sourceCode = "contract test {\n" + " mapping(uint8 => uint8) table;\n" + " function get(uint8 k) returns (uint8 v) {\n" + " return table[k];\n" + " }\n" + " function set(uint8 k, uint8 v) {\n" + " table[k] = v;\n" + " }\n" + "}"; + compileAndRun(sourceCode); + + BOOST_CHECK(callContractFunction("get(uint8)", byte(0)) == encodeArgs(byte(0x00))); + BOOST_CHECK(callContractFunction("get(uint8)", byte(0x01)) == encodeArgs(byte(0x00))); + BOOST_CHECK(callContractFunction("get(uint8)", byte(0xa7)) == encodeArgs(byte(0x00))); + callContractFunction("set(uint8,uint8)", byte(0x01), byte(0xa1)); + BOOST_CHECK(callContractFunction("get(uint8)", byte(0x00)) == encodeArgs(byte(0x00))); + BOOST_CHECK(callContractFunction("get(uint8)", byte(0x01)) == encodeArgs(byte(0xa1))); + BOOST_CHECK(callContractFunction("get(uint8)", byte(0xa7)) == encodeArgs(byte(0x00))); + callContractFunction("set(uint8,uint8)", byte(0x00), byte(0xef)); + BOOST_CHECK(callContractFunction("get(uint8)", byte(0x00)) == encodeArgs(byte(0xef))); + BOOST_CHECK(callContractFunction("get(uint8)", byte(0x01)) == encodeArgs(byte(0xa1))); + BOOST_CHECK(callContractFunction("get(uint8)", byte(0xa7)) == encodeArgs(byte(0x00))); + callContractFunction("set(uint8,uint8)", byte(0x01), byte(0x05)); + BOOST_CHECK(callContractFunction("get(uint8)", byte(0x00)) == encodeArgs(byte(0xef))); + BOOST_CHECK(callContractFunction("get(uint8)", byte(0x01)) == encodeArgs(byte(0x05))); + BOOST_CHECK(callContractFunction("get(uint8)", byte(0xa7)) == encodeArgs(byte(0x00))); +} + +BOOST_AUTO_TEST_CASE(mapping_state) +{ + char const* sourceCode = "contract Ballot {\n" + " mapping(address => bool) canVote;\n" + " mapping(address => uint) voteCount;\n" + " mapping(address => bool) voted;\n" + " function getVoteCount(address addr) returns (uint retVoteCount) {\n" + " return voteCount[addr];\n" + " }\n" + " function grantVoteRight(address addr) {\n" + " canVote[addr] = true;\n" + " }\n" + " function vote(address voter, address vote) returns (bool success) {\n" + " if (!canVote[voter] || voted[voter]) return false;\n" + " voted[voter] = true;\n" + " voteCount[vote] = voteCount[vote] + 1;\n" + " return true;\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + class Ballot + { + public: + u256 getVoteCount(u160 _address) { return m_voteCount[_address]; } + void grantVoteRight(u160 _address) { m_canVote[_address] = true; } + bool vote(u160 _voter, u160 _vote) + { + if (!m_canVote[_voter] || m_voted[_voter]) return false; + m_voted[_voter] = true; + m_voteCount[_vote]++; + return true; + } + private: + map<u160, bool> m_canVote; + map<u160, u256> m_voteCount; + map<u160, bool> m_voted; + } ballot; + + auto getVoteCount = bind(&Ballot::getVoteCount, &ballot, _1); + auto grantVoteRight = bind(&Ballot::grantVoteRight, &ballot, _1); + auto vote = bind(&Ballot::vote, &ballot, _1, _2); + testSolidityAgainstCpp("getVoteCount(address)", getVoteCount, u160(0)); + testSolidityAgainstCpp("getVoteCount(address)", getVoteCount, u160(1)); + testSolidityAgainstCpp("getVoteCount(address)", getVoteCount, u160(2)); + // voting without vote right should be rejected + testSolidityAgainstCpp("vote(address,address)", vote, u160(0), u160(2)); + testSolidityAgainstCpp("getVoteCount(address)", getVoteCount, u160(0)); + testSolidityAgainstCpp("getVoteCount(address)", getVoteCount, u160(1)); + testSolidityAgainstCpp("getVoteCount(address)", getVoteCount, u160(2)); + // grant vote rights + testSolidityAgainstCpp("grantVoteRight(address)", grantVoteRight, u160(0)); + testSolidityAgainstCpp("grantVoteRight(address)", grantVoteRight, u160(1)); + // vote, should increase 2's vote count + testSolidityAgainstCpp("vote(address,address)", vote, u160(0), u160(2)); + testSolidityAgainstCpp("getVoteCount(address)", getVoteCount, u160(0)); + testSolidityAgainstCpp("getVoteCount(address)", getVoteCount, u160(1)); + testSolidityAgainstCpp("getVoteCount(address)", getVoteCount, u160(2)); + // vote again, should be rejected + testSolidityAgainstCpp("vote(address,address)", vote, u160(0), u160(1)); + testSolidityAgainstCpp("getVoteCount(address)", getVoteCount, u160(0)); + testSolidityAgainstCpp("getVoteCount(address)", getVoteCount, u160(1)); + testSolidityAgainstCpp("getVoteCount(address)", getVoteCount, u160(2)); + // vote without right to vote + testSolidityAgainstCpp("vote(address,address)", vote, u160(2), u160(1)); + testSolidityAgainstCpp("getVoteCount(address)", getVoteCount, u160(0)); + testSolidityAgainstCpp("getVoteCount(address)", getVoteCount, u160(1)); + testSolidityAgainstCpp("getVoteCount(address)", getVoteCount, u160(2)); + // grant vote right and now vote again + testSolidityAgainstCpp("grantVoteRight(address)", grantVoteRight, u160(2)); + testSolidityAgainstCpp("vote(address,address)", vote, u160(2), u160(1)); + testSolidityAgainstCpp("getVoteCount(address)", getVoteCount, u160(0)); + testSolidityAgainstCpp("getVoteCount(address)", getVoteCount, u160(1)); + testSolidityAgainstCpp("getVoteCount(address)", getVoteCount, u160(2)); +} + +BOOST_AUTO_TEST_CASE(mapping_state_inc_dec) +{ + char const* sourceCode = "contract test {\n" + " uint value;\n" + " mapping(uint => uint) table;\n" + " function f(uint x) returns (uint y) {\n" + " value = x;\n" + " if (x > 0) table[++value] = 8;\n" + " if (x > 1) value--;\n" + " if (x > 2) table[value]++;\n" + " return --table[value++];\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + + u256 value = 0; + map<u256, u256> table; + auto f = [&](u256 const& _x) -> u256 + { + value = _x; + if (_x > 0) + table[++value] = 8; + if (_x > 1) + value --; + if (_x > 2) + table[value]++; + return --table[value++]; + }; + testSolidityAgainstCppOnRange("f(uint256)", f, 0, 5); +} + +BOOST_AUTO_TEST_CASE(multi_level_mapping) +{ + char const* sourceCode = "contract test {\n" + " mapping(uint => mapping(uint => uint)) table;\n" + " function f(uint x, uint y, uint z) returns (uint w) {\n" + " if (z == 0) return table[x][y];\n" + " else return table[x][y] = z;\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + + map<u256, map<u256, u256>> table; + auto f = [&](u256 const& _x, u256 const& _y, u256 const& _z) -> u256 + { + if (_z == 0) return table[_x][_y]; + else return table[_x][_y] = _z; + }; + testSolidityAgainstCpp("f(uint256,uint256,uint256)", f, u256(4), u256(5), u256(0)); + testSolidityAgainstCpp("f(uint256,uint256,uint256)", f, u256(5), u256(4), u256(0)); + testSolidityAgainstCpp("f(uint256,uint256,uint256)", f, u256(4), u256(5), u256(9)); + testSolidityAgainstCpp("f(uint256,uint256,uint256)", f, u256(4), u256(5), u256(0)); + testSolidityAgainstCpp("f(uint256,uint256,uint256)", f, u256(5), u256(4), u256(0)); + testSolidityAgainstCpp("f(uint256,uint256,uint256)", f, u256(5), u256(4), u256(7)); + testSolidityAgainstCpp("f(uint256,uint256,uint256)", f, u256(4), u256(5), u256(0)); + testSolidityAgainstCpp("f(uint256,uint256,uint256)", f, u256(5), u256(4), u256(0)); +} + +BOOST_AUTO_TEST_CASE(structs) +{ + char const* sourceCode = "contract test {\n" + " struct s1 {\n" + " uint8 x;\n" + " bool y;\n" + " }\n" + " struct s2 {\n" + " uint32 z;\n" + " s1 s1data;\n" + " mapping(uint8 => s2) recursive;\n" + " }\n" + " s2 data;\n" + " function check() returns (bool ok) {\n" + " return data.z == 1 && data.s1data.x == 2 && \n" + " data.s1data.y == true && \n" + " data.recursive[3].recursive[4].z == 5 && \n" + " data.recursive[4].recursive[3].z == 6 && \n" + " data.recursive[0].s1data.y == false && \n" + " data.recursive[4].z == 9;\n" + " }\n" + " function set() {\n" + " data.z = 1;\n" + " data.s1data.x = 2;\n" + " data.s1data.y = true;\n" + " data.recursive[3].recursive[4].z = 5;\n" + " data.recursive[4].recursive[3].z = 6;\n" + " data.recursive[0].s1data.y = false;\n" + " data.recursive[4].z = 9;\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("check()") == encodeArgs(false)); + BOOST_CHECK(callContractFunction("set()") == bytes()); + BOOST_CHECK(callContractFunction("check()") == encodeArgs(true)); +} + +BOOST_AUTO_TEST_CASE(struct_reference) +{ + char const* sourceCode = "contract test {\n" + " struct s2 {\n" + " uint32 z;\n" + " mapping(uint8 => s2) recursive;\n" + " }\n" + " s2 data;\n" + " function check() returns (bool ok) {\n" + " return data.z == 2 && \n" + " data.recursive[0].z == 3 && \n" + " data.recursive[0].recursive[1].z == 0 && \n" + " data.recursive[0].recursive[0].z == 1;\n" + " }\n" + " function set() {\n" + " data.z = 2;\n" + " var map = data.recursive;\n" + " s2 inner = map[0];\n" + " inner.z = 3;\n" + " inner.recursive[0].z = inner.recursive[1].z + 1;\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("check()") == encodeArgs(false)); + BOOST_CHECK(callContractFunction("set()") == bytes()); + BOOST_CHECK(callContractFunction("check()") == encodeArgs(true)); +} + +BOOST_AUTO_TEST_CASE(deleteStruct) +{ + char const* sourceCode = R"( + contract test { + struct topStruct { + nestedStruct nstr; + emptyStruct empty; + uint topValue; + mapping (uint => uint) topMapping; + } + uint toDelete; + topStruct str; + struct nestedStruct { + uint nestedValue; + mapping (uint => bool) nestedMapping; + } + struct emptyStruct{ + } + function test(){ + toDelete = 5; + str.topValue = 1; + str.topMapping[0] = 1; + str.topMapping[1] = 2; + + str.nstr.nestedValue = 2; + str.nstr.nestedMapping[0] = true; + str.nstr.nestedMapping[1] = false; + delete str; + delete toDelete; + } + function getToDelete() returns (uint res){ + res = toDelete; + } + function getTopValue() returns(uint topValue){ + topValue = str.topValue; + } + function getNestedValue() returns(uint nestedValue){ + nestedValue = str.nstr.nestedValue; + } + function getTopMapping(uint index) returns(uint ret) { + ret = str.topMapping[index]; + } + function getNestedMapping(uint index) returns(bool ret) { + return str.nstr.nestedMapping[index]; + } + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("getToDelete()") == encodeArgs(0)); + BOOST_CHECK(callContractFunction("getTopValue()") == encodeArgs(0)); + BOOST_CHECK(callContractFunction("getNestedValue()") == encodeArgs(0)); + // mapping values should be the same + BOOST_CHECK(callContractFunction("getTopMapping(uint256)", 0) == encodeArgs(1)); + BOOST_CHECK(callContractFunction("getTopMapping(uint256)", 1) == encodeArgs(2)); + BOOST_CHECK(callContractFunction("getNestedMapping(uint256)", 0) == encodeArgs(true)); + BOOST_CHECK(callContractFunction("getNestedMapping(uint256)", 1) == encodeArgs(false)); +} + +BOOST_AUTO_TEST_CASE(deleteLocal) +{ + char const* sourceCode = R"( + contract test { + function delLocal() returns (uint res){ + uint v = 5; + delete v; + res = v; + } + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("delLocal()") == encodeArgs(0)); +} + +BOOST_AUTO_TEST_CASE(deleteLocals) +{ + char const* sourceCode = R"( + contract test { + function delLocal() returns (uint res1, uint res2){ + uint v = 5; + uint w = 6; + uint x = 7; + delete v; + res1 = w; + res2 = x; + } + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("delLocal()") == encodeArgs(6, 7)); +} + +BOOST_AUTO_TEST_CASE(constructor) +{ + char const* sourceCode = "contract test {\n" + " mapping(uint => uint) data;\n" + " function test() {\n" + " data[7] = 8;\n" + " }\n" + " function get(uint key) returns (uint value) {\n" + " return data[key];" + " }\n" + "}\n"; + compileAndRun(sourceCode); + map<u256, byte> data; + data[7] = 8; + auto get = [&](u256 const& _x) -> u256 + { + return data[_x]; + }; + testSolidityAgainstCpp("get(uint256)", get, u256(6)); + testSolidityAgainstCpp("get(uint256)", get, u256(7)); +} + +BOOST_AUTO_TEST_CASE(simple_accessor) +{ + char const* sourceCode = "contract test {\n" + " uint256 public data;\n" + " function test() {\n" + " data = 8;\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("data()") == encodeArgs(8)); +} + +BOOST_AUTO_TEST_CASE(array_accessor) +{ + char const* sourceCode = R"( + contract test { + uint[8] public data; + uint[] public dynamicData; + uint24[] public smallTypeData; + struct st { uint a; uint[] finalArray; } + mapping(uint256 => mapping(uint256 => st[5])) public multiple_map; + + function test() { + data[0] = 8; + dynamicData.length = 3; + dynamicData[2] = 8; + smallTypeData.length = 128; + smallTypeData[1] = 22; + smallTypeData[127] = 2; + multiple_map[2][1][2].a = 3; + multiple_map[2][1][2].finalArray.length = 4; + multiple_map[2][1][2].finalArray[3] = 5; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("data(uint256)", 0) == encodeArgs(8)); + BOOST_CHECK(callContractFunction("data(uint256)", 8) == encodeArgs()); + BOOST_CHECK(callContractFunction("dynamicData(uint256)", 2) == encodeArgs(8)); + BOOST_CHECK(callContractFunction("dynamicData(uint256)", 8) == encodeArgs()); + BOOST_CHECK(callContractFunction("smallTypeData(uint256)", 1) == encodeArgs(22)); + BOOST_CHECK(callContractFunction("smallTypeData(uint256)", 127) == encodeArgs(2)); + BOOST_CHECK(callContractFunction("smallTypeData(uint256)", 128) == encodeArgs()); + BOOST_CHECK(callContractFunction("multiple_map(uint256,uint256,uint256)", 2, 1, 2) == encodeArgs(3)); +} + +BOOST_AUTO_TEST_CASE(accessors_mapping_for_array) +{ + char const* sourceCode = R"( + contract test { + mapping(uint => uint[8]) public data; + mapping(uint => uint[]) public dynamicData; + function test() { + data[2][2] = 8; + dynamicData[2].length = 3; + dynamicData[2][2] = 8; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("data(uint256,uint256)", 2, 2) == encodeArgs(8)); + BOOST_CHECK(callContractFunction("data(uint256, 256)", 2, 8) == encodeArgs()); + BOOST_CHECK(callContractFunction("dynamicData(uint256,uint256)", 2, 2) == encodeArgs(8)); + BOOST_CHECK(callContractFunction("dynamicData(uint256,uint256)", 2, 8) == encodeArgs()); +} + +BOOST_AUTO_TEST_CASE(multiple_elementary_accessors) +{ + char const* sourceCode = "contract test {\n" + " uint256 public data;\n" + " bytes6 public name;\n" + " bytes32 public a_hash;\n" + " address public an_address;\n" + " function test() {\n" + " data = 8;\n" + " name = \"Celina\";\n" + " a_hash = sha3(123);\n" + " an_address = address(0x1337);\n" + " super_secret_data = 42;\n" + " }\n" + " uint256 super_secret_data;" + "}\n"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("data()") == encodeArgs(8)); + BOOST_CHECK(callContractFunction("name()") == encodeArgs("Celina")); + BOOST_CHECK(callContractFunction("a_hash()") == encodeArgs(dev::sha3(bytes(1, 0x7b)))); + BOOST_CHECK(callContractFunction("an_address()") == encodeArgs(toBigEndian(u160(0x1337)))); + BOOST_CHECK(callContractFunction("super_secret_data()") == bytes()); +} + +BOOST_AUTO_TEST_CASE(complex_accessors) +{ + char const* sourceCode = R"( + contract test { + mapping(uint256 => bytes4) public to_string_map; + mapping(uint256 => bool) public to_bool_map; + mapping(uint256 => uint256) public to_uint_map; + mapping(uint256 => mapping(uint256 => uint256)) public to_multiple_map; + function test() { + to_string_map[42] = "24"; + to_bool_map[42] = false; + to_uint_map[42] = 12; + to_multiple_map[42][23] = 31; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("to_string_map(uint256)", 42) == encodeArgs("24")); + BOOST_CHECK(callContractFunction("to_bool_map(uint256)", 42) == encodeArgs(false)); + BOOST_CHECK(callContractFunction("to_uint_map(uint256)", 42) == encodeArgs(12)); + BOOST_CHECK(callContractFunction("to_multiple_map(uint256,uint256)", 42, 23) == encodeArgs(31)); +} + +BOOST_AUTO_TEST_CASE(struct_accessor) +{ + char const* sourceCode = R"( + contract test { + struct Data { uint a; uint8 b; mapping(uint => uint) c; bool d; } + mapping(uint => Data) public data; + function test() { + data[7].a = 1; + data[7].b = 2; + data[7].c[0] = 3; + data[7].d = true; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("data(uint256)", 7) == encodeArgs(1, 2, true)); +} + +BOOST_AUTO_TEST_CASE(balance) +{ + char const* sourceCode = "contract test {\n" + " function getBalance() returns (uint256 balance) {\n" + " return address(this).balance;\n" + " }\n" + "}\n"; + compileAndRun(sourceCode, 23); + BOOST_CHECK(callContractFunction("getBalance()") == encodeArgs(23)); +} + +BOOST_AUTO_TEST_CASE(blockchain) +{ + char const* sourceCode = "contract test {\n" + " function someInfo() returns (uint256 value, address coinbase, uint256 blockNumber) {\n" + " value = msg.value;\n" + " coinbase = block.coinbase;\n" + " blockNumber = block.number;\n" + " }\n" + "}\n"; + compileAndRun(sourceCode, 27); + BOOST_CHECK(callContractFunctionWithValue("someInfo()", 28) == encodeArgs(28, 0, 1)); +} + +BOOST_AUTO_TEST_CASE(msg_sig) +{ + char const* sourceCode = R"( + contract test { + function foo(uint256 a) returns (bytes4 value) { + return msg.sig; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunctionWithValue("foo(uint256)", 13) == encodeArgs(asString(FixedHash<4>(dev::sha3("foo(uint256)")).asBytes()))); +} + +BOOST_AUTO_TEST_CASE(msg_sig_after_internal_call_is_same) +{ + char const* sourceCode = R"( + contract test { + function boo() returns (bytes4 value) { + return msg.sig; + } + function foo(uint256 a) returns (bytes4 value) { + return boo(); + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunctionWithValue("foo(uint256)", 13) == encodeArgs(asString(FixedHash<4>(dev::sha3("foo(uint256)")).asBytes()))); +} + +BOOST_AUTO_TEST_CASE(now) +{ + char const* sourceCode = "contract test {\n" + " function someInfo() returns (bool success) {\n" + " return block.timestamp == now && now > 0;\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("someInfo()") == encodeArgs(true)); +} + +BOOST_AUTO_TEST_CASE(function_types) +{ + char const* sourceCode = "contract test {\n" + " function a(bool selector) returns (uint b) {\n" + " var f = fun1;\n" + " if (selector) f = fun2;\n" + " return f(9);\n" + " }\n" + " function fun1(uint x) returns (uint b) {\n" + " return 11;\n" + " }\n" + " function fun2(uint x) returns (uint b) {\n" + " return 12;\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("a(bool)", false) == encodeArgs(11)); + BOOST_CHECK(callContractFunction("a(bool)", true) == encodeArgs(12)); +} + +BOOST_AUTO_TEST_CASE(type_conversions_cleanup) +{ + // 22-byte integer converted to a contract (i.e. address, 20 bytes), converted to a 32 byte + // integer should drop the first two bytes + char const* sourceCode = R"( + contract Test { + function test() returns (uint ret) { return uint(address(Test(address(0x11223344556677889900112233445566778899001122)))); } + })"; + compileAndRun(sourceCode); + BOOST_REQUIRE(callContractFunction("test()") == bytes({0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0x00, 0x11, 0x22, + 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0x00, 0x11, 0x22})); +} +// fixed bytes to fixed bytes conversion tests +BOOST_AUTO_TEST_CASE(convert_fixed_bytes_to_fixed_bytes_smaller_size) +{ + char const* sourceCode = R"( + contract Test { + function bytesToBytes(bytes4 input) returns (bytes2 ret) { + return bytes2(input); + } + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("bytesToBytes(bytes4)", "abcd") == encodeArgs("ab")); +} + +BOOST_AUTO_TEST_CASE(convert_fixed_bytes_to_fixed_bytes_greater_size) +{ + char const* sourceCode = R"( + contract Test { + function bytesToBytes(bytes2 input) returns (bytes4 ret) { + return bytes4(input); + } + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("bytesToBytes(bytes2)", "ab") == encodeArgs("ab")); +} + +BOOST_AUTO_TEST_CASE(convert_fixed_bytes_to_fixed_bytes_same_size) +{ + char const* sourceCode = R"( + contract Test { + function bytesToBytes(bytes4 input) returns (bytes4 ret) { + return bytes4(input); + } + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("bytesToBytes(bytes4)", "abcd") == encodeArgs("abcd")); +} +// fixed bytes to uint conversion tests +BOOST_AUTO_TEST_CASE(convert_fixed_bytes_to_uint_same_size) +{ + char const* sourceCode = R"( + contract Test { + function bytesToUint(bytes32 s) returns (uint256 h) { + return uint(s); + } + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("bytesToUint(bytes32)", string("abc2")) == + encodeArgs(u256("0x6162633200000000000000000000000000000000000000000000000000000000"))); +} + +BOOST_AUTO_TEST_CASE(convert_fixed_bytes_to_uint_same_min_size) +{ + char const* sourceCode = R"( + contract Test { + function bytesToUint(bytes1 s) returns (uint8 h) { + return uint8(s); + } + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("bytesToUint(bytes1)", string("a")) == + encodeArgs(u256("0x61"))); +} + +BOOST_AUTO_TEST_CASE(convert_fixed_bytes_to_uint_smaller_size) +{ + char const* sourceCode = R"( + contract Test { + function bytesToUint(bytes4 s) returns (uint16 h) { + return uint16(s); + } + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("bytesToUint(bytes4)", string("abcd")) == + encodeArgs(u256("0x6364"))); +} + +BOOST_AUTO_TEST_CASE(convert_fixed_bytes_to_uint_greater_size) +{ + char const* sourceCode = R"( + contract Test { + function bytesToUint(bytes4 s) returns (uint64 h) { + return uint64(s); + } + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("bytesToUint(bytes4)", string("abcd")) == + encodeArgs(u256("0x61626364"))); +} +// uint fixed bytes conversion tests +BOOST_AUTO_TEST_CASE(convert_uint_to_fixed_bytes_same_size) +{ + char const* sourceCode = R"( + contract Test { + function uintToBytes(uint256 h) returns (bytes32 s) { + return bytes32(h); + } + })"; + compileAndRun(sourceCode); + u256 a("0x6162630000000000000000000000000000000000000000000000000000000000"); + BOOST_CHECK(callContractFunction("uintToBytes(uint256)", a) == encodeArgs(a)); +} + +BOOST_AUTO_TEST_CASE(convert_uint_to_fixed_bytes_same_min_size) +{ + char const* sourceCode = R"( + contract Test { + function UintToBytes(uint8 h) returns (bytes1 s) { + return bytes1(h); + } + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("UintToBytes(uint8)", u256("0x61")) == + encodeArgs(string("a"))); +} + +BOOST_AUTO_TEST_CASE(convert_uint_to_fixed_bytes_smaller_size) +{ + char const* sourceCode = R"( + contract Test { + function uintToBytes(uint32 h) returns (bytes2 s) { + return bytes2(h); + } + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("uintToBytes(uint32)", + u160("0x61626364")) == encodeArgs(string("cd"))); +} + +BOOST_AUTO_TEST_CASE(convert_uint_to_fixed_bytes_greater_size) +{ + char const* sourceCode = R"( + contract Test { + function UintToBytes(uint16 h) returns (bytes8 s) { + return bytes8(h); + } + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("UintToBytes(uint16)", u256("0x6162")) == + encodeArgs(string("\0\0\0\0\0\0ab", 8))); +} + +BOOST_AUTO_TEST_CASE(send_ether) +{ + char const* sourceCode = "contract test {\n" + " function a(address addr, uint amount) returns (uint ret) {\n" + " addr.send(amount);\n" + " return address(this).balance;\n" + " }\n" + "}\n"; + u256 amount(130); + compileAndRun(sourceCode, amount + 1); + u160 address(23); + BOOST_CHECK(callContractFunction("a(address,uint256)", address, amount) == encodeArgs(1)); + BOOST_CHECK_EQUAL(m_state.balance(address), amount); +} + +BOOST_AUTO_TEST_CASE(log0) +{ + char const* sourceCode = "contract test {\n" + " function a() {\n" + " log0(1);\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + callContractFunction("a()"); + BOOST_CHECK_EQUAL(m_logs.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].address, m_contractAddress); + BOOST_CHECK_EQUAL(h256(m_logs[0].data), h256(u256(1))); + BOOST_CHECK_EQUAL(m_logs[0].topics.size(), 0); +} + +BOOST_AUTO_TEST_CASE(log1) +{ + char const* sourceCode = "contract test {\n" + " function a() {\n" + " log1(1, 2);\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + callContractFunction("a()"); + BOOST_CHECK_EQUAL(m_logs.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].address, m_contractAddress); + BOOST_CHECK_EQUAL(h256(m_logs[0].data), h256(u256(1))); + BOOST_CHECK_EQUAL(m_logs[0].topics.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].topics[0], h256(u256(2))); +} + +BOOST_AUTO_TEST_CASE(log2) +{ + char const* sourceCode = "contract test {\n" + " function a() {\n" + " log2(1, 2, 3);\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + callContractFunction("a()"); + BOOST_CHECK_EQUAL(m_logs.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].address, m_contractAddress); + BOOST_CHECK_EQUAL(h256(m_logs[0].data), h256(u256(1))); + BOOST_CHECK_EQUAL(m_logs[0].topics.size(), 2); + for (unsigned i = 0; i < 2; ++i) + BOOST_CHECK_EQUAL(m_logs[0].topics[i], h256(u256(i + 2))); +} + +BOOST_AUTO_TEST_CASE(log3) +{ + char const* sourceCode = "contract test {\n" + " function a() {\n" + " log3(1, 2, 3, 4);\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + callContractFunction("a()"); + BOOST_CHECK_EQUAL(m_logs.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].address, m_contractAddress); + BOOST_CHECK_EQUAL(h256(m_logs[0].data), h256(u256(1))); + BOOST_CHECK_EQUAL(m_logs[0].topics.size(), 3); + for (unsigned i = 0; i < 3; ++i) + BOOST_CHECK_EQUAL(m_logs[0].topics[i], h256(u256(i + 2))); +} + +BOOST_AUTO_TEST_CASE(log4) +{ + char const* sourceCode = "contract test {\n" + " function a() {\n" + " log4(1, 2, 3, 4, 5);\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + callContractFunction("a()"); + BOOST_CHECK_EQUAL(m_logs.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].address, m_contractAddress); + BOOST_CHECK_EQUAL(h256(m_logs[0].data), h256(u256(1))); + BOOST_CHECK_EQUAL(m_logs[0].topics.size(), 4); + for (unsigned i = 0; i < 4; ++i) + BOOST_CHECK_EQUAL(m_logs[0].topics[i], h256(u256(i + 2))); +} + +BOOST_AUTO_TEST_CASE(log_in_constructor) +{ + char const* sourceCode = "contract test {\n" + " function test() {\n" + " log1(1, 2);\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + BOOST_CHECK_EQUAL(m_logs.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].address, m_contractAddress); + BOOST_CHECK_EQUAL(h256(m_logs[0].data), h256(u256(1))); + BOOST_CHECK_EQUAL(m_logs[0].topics.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].topics[0], h256(u256(2))); +} + +BOOST_AUTO_TEST_CASE(suicide) +{ + char const* sourceCode = "contract test {\n" + " function a(address receiver) returns (uint ret) {\n" + " suicide(receiver);\n" + " return 10;\n" + " }\n" + "}\n"; + u256 amount(130); + compileAndRun(sourceCode, amount); + u160 address(23); + BOOST_CHECK(callContractFunction("a(address)", address) == bytes()); + BOOST_CHECK(!m_state.addressHasCode(m_contractAddress)); + BOOST_CHECK_EQUAL(m_state.balance(address), amount); +} + +BOOST_AUTO_TEST_CASE(sha3) +{ + char const* sourceCode = "contract test {\n" + " function a(bytes32 input) returns (bytes32 sha3hash) {\n" + " return sha3(input);\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + auto f = [&](u256 const& _x) -> u256 + { + return dev::sha3(toBigEndian(_x)); + }; + testSolidityAgainstCpp("a(bytes32)", f, u256(4)); + testSolidityAgainstCpp("a(bytes32)", f, u256(5)); + testSolidityAgainstCpp("a(bytes32)", f, u256(-1)); +} + +BOOST_AUTO_TEST_CASE(sha256) +{ + char const* sourceCode = "contract test {\n" + " function a(bytes32 input) returns (bytes32 sha256hash) {\n" + " return sha256(input);\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + auto f = [&](u256 const& _input) -> u256 + { + h256 ret; + dev::sha256(dev::ref(toBigEndian(_input)), bytesRef(&ret[0], 32)); + return ret; + }; + testSolidityAgainstCpp("a(bytes32)", f, u256(4)); + testSolidityAgainstCpp("a(bytes32)", f, u256(5)); + testSolidityAgainstCpp("a(bytes32)", f, u256(-1)); +} + +BOOST_AUTO_TEST_CASE(ripemd) +{ + char const* sourceCode = "contract test {\n" + " function a(bytes32 input) returns (bytes32 sha256hash) {\n" + " return ripemd160(input);\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + auto f = [&](u256 const& _input) -> u256 + { + h256 ret; + dev::ripemd160(dev::ref(toBigEndian(_input)), bytesRef(&ret[0], 32)); + return u256(ret) >> (256 - 160); + }; + testSolidityAgainstCpp("a(bytes32)", f, u256(4)); + testSolidityAgainstCpp("a(bytes32)", f, u256(5)); + testSolidityAgainstCpp("a(bytes32)", f, u256(-1)); +} + +BOOST_AUTO_TEST_CASE(ecrecover) +{ + char const* sourceCode = "contract test {\n" + " function a(bytes32 h, uint8 v, bytes32 r, bytes32 s) returns (address addr) {\n" + " return ecrecover(h, v, r, s);\n" + " }\n" + "}\n"; + compileAndRun(sourceCode); + u256 h("0x18c547e4f7b0f325ad1e56f57e26c745b09a3e503d86e00e5255ff7f715d3d1c"); + byte v = 28; + u256 r("0x73b1693892219d736caba55bdb67216e485557ea6b6af75f37096c9aa6a5a75f"); + u256 s("0xeeb940b1d03b21e36b0e47e79769f095fe2ab855bd91e3a38756b7d75a9c4549"); + u160 addr("0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b"); + BOOST_CHECK(callContractFunction("a(bytes32,uint8,bytes32,bytes32)", h, v, r, s) == encodeArgs(addr)); +} + +BOOST_AUTO_TEST_CASE(inter_contract_calls) +{ + char const* sourceCode = R"( + contract Helper { + function multiply(uint a, uint b) returns (uint c) { + return a * b; + } + } + contract Main { + Helper h; + function callHelper(uint a, uint b) returns (uint c) { + return h.multiply(a, b); + } + function getHelper() returns (address haddress) { + return address(h); + } + function setHelper(address haddress) { + h = Helper(haddress); + } + })"; + compileAndRun(sourceCode, 0, "Helper"); + u160 const c_helperAddress = m_contractAddress; + compileAndRun(sourceCode, 0, "Main"); + BOOST_REQUIRE(callContractFunction("setHelper(address)", c_helperAddress) == bytes()); + BOOST_REQUIRE(callContractFunction("getHelper()", c_helperAddress) == encodeArgs(c_helperAddress)); + u256 a(3456789); + u256 b("0x282837623374623234aa74"); + BOOST_REQUIRE(callContractFunction("callHelper(uint256,uint256)", a, b) == encodeArgs(a * b)); +} + +BOOST_AUTO_TEST_CASE(inter_contract_calls_with_complex_parameters) +{ + char const* sourceCode = R"( + contract Helper { + function sel(uint a, bool select, uint b) returns (uint c) { + if (select) return a; else return b; + } + } + contract Main { + Helper h; + function callHelper(uint a, bool select, uint b) returns (uint c) { + return h.sel(a, select, b) * 3; + } + function getHelper() returns (address haddress) { + return address(h); + } + function setHelper(address haddress) { + h = Helper(haddress); + } + })"; + compileAndRun(sourceCode, 0, "Helper"); + u160 const c_helperAddress = m_contractAddress; + compileAndRun(sourceCode, 0, "Main"); + BOOST_REQUIRE(callContractFunction("setHelper(address)", c_helperAddress) == bytes()); + BOOST_REQUIRE(callContractFunction("getHelper()", c_helperAddress) == encodeArgs(c_helperAddress)); + u256 a(3456789); + u256 b("0x282837623374623234aa74"); + BOOST_REQUIRE(callContractFunction("callHelper(uint256,bool,uint256)", a, true, b) == encodeArgs(a * 3)); + BOOST_REQUIRE(callContractFunction("callHelper(uint256,bool,uint256)", a, false, b) == encodeArgs(b * 3)); +} + +BOOST_AUTO_TEST_CASE(inter_contract_calls_accessing_this) +{ + char const* sourceCode = R"( + contract Helper { + function getAddress() returns (address addr) { + return address(this); + } + } + contract Main { + Helper h; + function callHelper() returns (address addr) { + return h.getAddress(); + } + function getHelper() returns (address addr) { + return address(h); + } + function setHelper(address addr) { + h = Helper(addr); + } + })"; + compileAndRun(sourceCode, 0, "Helper"); + u160 const c_helperAddress = m_contractAddress; + compileAndRun(sourceCode, 0, "Main"); + BOOST_REQUIRE(callContractFunction("setHelper(address)", c_helperAddress) == bytes()); + BOOST_REQUIRE(callContractFunction("getHelper()", c_helperAddress) == encodeArgs(c_helperAddress)); + BOOST_REQUIRE(callContractFunction("callHelper()") == encodeArgs(c_helperAddress)); +} + +BOOST_AUTO_TEST_CASE(calls_to_this) +{ + char const* sourceCode = R"( + contract Helper { + function invoke(uint a, uint b) returns (uint c) { + return this.multiply(a, b, 10); + } + function multiply(uint a, uint b, uint8 c) returns (uint ret) { + return a * b + c; + } + } + contract Main { + Helper h; + function callHelper(uint a, uint b) returns (uint ret) { + return h.invoke(a, b); + } + function getHelper() returns (address addr) { + return address(h); + } + function setHelper(address addr) { + h = Helper(addr); + } + })"; + compileAndRun(sourceCode, 0, "Helper"); + u160 const c_helperAddress = m_contractAddress; + compileAndRun(sourceCode, 0, "Main"); + BOOST_REQUIRE(callContractFunction("setHelper(address)", c_helperAddress) == bytes()); + BOOST_REQUIRE(callContractFunction("getHelper()", c_helperAddress) == encodeArgs(c_helperAddress)); + u256 a(3456789); + u256 b("0x282837623374623234aa74"); + BOOST_REQUIRE(callContractFunction("callHelper(uint256,uint256)", a, b) == encodeArgs(a * b + 10)); +} + +BOOST_AUTO_TEST_CASE(inter_contract_calls_with_local_vars) +{ + // note that a reference to another contract's function occupies two stack slots, + // so this tests correct stack slot allocation + char const* sourceCode = R"( + contract Helper { + function multiply(uint a, uint b) returns (uint c) { + return a * b; + } + } + contract Main { + Helper h; + function callHelper(uint a, uint b) returns (uint c) { + var fu = h.multiply; + var y = 9; + var ret = fu(a, b); + return ret + y; + } + function getHelper() returns (address haddress) { + return address(h); + } + function setHelper(address haddress) { + h = Helper(haddress); + } + })"; + compileAndRun(sourceCode, 0, "Helper"); + u160 const c_helperAddress = m_contractAddress; + compileAndRun(sourceCode, 0, "Main"); + BOOST_REQUIRE(callContractFunction("setHelper(address)", c_helperAddress) == bytes()); + BOOST_REQUIRE(callContractFunction("getHelper()", c_helperAddress) == encodeArgs(c_helperAddress)); + u256 a(3456789); + u256 b("0x282837623374623234aa74"); + BOOST_REQUIRE(callContractFunction("callHelper(uint256,uint256)", a, b) == encodeArgs(a * b + 9)); +} + +BOOST_AUTO_TEST_CASE(fixed_bytes_in_calls) +{ + char const* sourceCode = R"( + contract Helper { + function invoke(bytes3 x, bool stop) returns (bytes4 ret) { + return x; + } + } + contract Main { + Helper h; + function callHelper(bytes2 x, bool stop) returns (bytes5 ret) { + return h.invoke(x, stop); + } + function getHelper() returns (address addr) { + return address(h); + } + function setHelper(address addr) { + h = Helper(addr); + } + })"; + compileAndRun(sourceCode, 0, "Helper"); + u160 const c_helperAddress = m_contractAddress; + compileAndRun(sourceCode, 0, "Main"); + BOOST_REQUIRE(callContractFunction("setHelper(address)", c_helperAddress) == bytes()); + BOOST_REQUIRE(callContractFunction("getHelper()", c_helperAddress) == encodeArgs(c_helperAddress)); + BOOST_CHECK(callContractFunction("callHelper(bytes2,bool)", string("\0a", 2), true) == encodeArgs(string("\0a\0\0\0", 5))); +} + +BOOST_AUTO_TEST_CASE(constructor_arguments) +{ + char const* sourceCode = R"( + contract Helper { + bytes3 name; + bool flag; + + function Helper(bytes3 x, bool f) { + name = x; + flag = f; + } + function getName() returns (bytes3 ret) { return name; } + function getFlag() returns (bool ret) { return flag; } + } + contract Main { + Helper h; + function Main() { + h = new Helper("abc", true); + } + function getFlag() returns (bool ret) { return h.getFlag(); } + function getName() returns (bytes3 ret) { return h.getName(); } + })"; + compileAndRun(sourceCode, 0, "Main"); + BOOST_REQUIRE(callContractFunction("getFlag()") == encodeArgs(true)); + BOOST_REQUIRE(callContractFunction("getName()") == encodeArgs("abc")); +} + +BOOST_AUTO_TEST_CASE(functions_called_by_constructor) +{ + char const* sourceCode = R"( + contract Test { + bytes3 name; + bool flag; + function Test() { + setName("abc"); + } + function getName() returns (bytes3 ret) { return name; } + function setName(bytes3 _name) private { name = _name; } + })"; + compileAndRun(sourceCode); + BOOST_REQUIRE(callContractFunction("getName()") == encodeArgs("abc")); +} + +BOOST_AUTO_TEST_CASE(contracts_as_addresses) +{ + char const* sourceCode = R"( + contract helper { + } + contract test { + helper h; + function test() { h = new helper(); h.send(5); } + function getBalance() returns (uint256 myBalance, uint256 helperBalance) { + myBalance = this.balance; + helperBalance = h.balance; + } + } + )"; + compileAndRun(sourceCode, 20); + BOOST_REQUIRE(callContractFunction("getBalance()") == encodeArgs(u256(20 - 5), u256(5))); +} + +BOOST_AUTO_TEST_CASE(gas_and_value_basic) +{ + char const* sourceCode = R"( + contract helper { + bool flag; + function getBalance() returns (uint256 myBalance) { + return this.balance; + } + function setFlag() { flag = true; } + function getFlag() returns (bool fl) { return flag; } + } + contract test { + helper h; + function test() { h = new helper(); } + function sendAmount(uint amount) returns (uint256 bal) { + return h.getBalance.value(amount)(); + } + function outOfGas() returns (bool ret) { + h.setFlag.gas(2)(); // should fail due to OOG + return true; + } + function checkState() returns (bool flagAfter, uint myBal) { + flagAfter = h.getFlag(); + myBal = this.balance; + } + } + )"; + compileAndRun(sourceCode, 20); + BOOST_REQUIRE(callContractFunction("sendAmount(uint256)", 5) == encodeArgs(5)); + // call to helper should not succeed but amount should be transferred anyway + BOOST_REQUIRE(callContractFunction("outOfGas()", 5) == bytes()); + BOOST_REQUIRE(callContractFunction("checkState()", 5) == encodeArgs(false, 20 - 5)); +} + +BOOST_AUTO_TEST_CASE(gas_for_builtin) +{ + char const* sourceCode = R"( + contract Contract { + function test(uint g) returns (bytes32 data, bool flag) { + data = ripemd160.gas(g)("abc"); + flag = true; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("test(uint256)", 500) == bytes()); + BOOST_CHECK(callContractFunction("test(uint256)", 800) == encodeArgs(u256("0x8eb208f7e05d987a9b044a8e98c6b087f15a0bfc"), true)); +} + +BOOST_AUTO_TEST_CASE(value_complex) +{ + char const* sourceCode = R"( + contract helper { + function getBalance() returns (uint256 myBalance) { + return this.balance; + } + } + contract test { + helper h; + function test() { h = new helper(); } + function sendAmount(uint amount) returns (uint256 bal) { + var x1 = h.getBalance.value(amount); + uint someStackElement = 20; + var x2 = x1.gas(1000); + return x2.value(amount + 3)();// overwrite value + } + } + )"; + compileAndRun(sourceCode, 20); + BOOST_REQUIRE(callContractFunction("sendAmount(uint256)", 5) == encodeArgs(8)); +} + +BOOST_AUTO_TEST_CASE(value_insane) +{ + char const* sourceCode = R"( + contract helper { + function getBalance() returns (uint256 myBalance) { + return this.balance; + } + } + contract test { + helper h; + function test() { h = new helper(); } + function sendAmount(uint amount) returns (uint256 bal) { + var x1 = h.getBalance.value; + var x2 = x1(amount).gas; + var x3 = x2(1000).value; + return x3(amount + 3)();// overwrite value + } + } + )"; + compileAndRun(sourceCode, 20); + BOOST_REQUIRE(callContractFunction("sendAmount(uint256)", 5) == encodeArgs(8)); +} + +BOOST_AUTO_TEST_CASE(value_for_constructor) +{ + char const* sourceCode = R"( + contract Helper { + bytes3 name; + bool flag; + function Helper(bytes3 x, bool f) { + name = x; + flag = f; + } + function getName() returns (bytes3 ret) { return name; } + function getFlag() returns (bool ret) { return flag; } + } + contract Main { + Helper h; + function Main() { + h = new Helper.value(10)("abc", true); + } + function getFlag() returns (bool ret) { return h.getFlag(); } + function getName() returns (bytes3 ret) { return h.getName(); } + function getBalances() returns (uint me, uint them) { me = this.balance; them = h.balance;} + })"; + compileAndRun(sourceCode, 22, "Main"); + BOOST_REQUIRE(callContractFunction("getFlag()") == encodeArgs(true)); + BOOST_REQUIRE(callContractFunction("getName()") == encodeArgs("abc")); + BOOST_REQUIRE(callContractFunction("getBalances()") == encodeArgs(12, 10)); +} + +BOOST_AUTO_TEST_CASE(virtual_function_calls) +{ + char const* sourceCode = R"( + contract Base { + function f() returns (uint i) { return g(); } + function g() returns (uint i) { return 1; } + } + contract Derived is Base { + function g() returns (uint i) { return 2; } + } + )"; + compileAndRun(sourceCode, 0, "Derived"); + BOOST_CHECK(callContractFunction("g()") == encodeArgs(2)); + BOOST_CHECK(callContractFunction("f()") == encodeArgs(2)); +} + +BOOST_AUTO_TEST_CASE(access_base_storage) +{ + char const* sourceCode = R"( + contract Base { + uint dataBase; + function getViaBase() returns (uint i) { return dataBase; } + } + contract Derived is Base { + uint dataDerived; + function setData(uint base, uint derived) returns (bool r) { + dataBase = base; + dataDerived = derived; + return true; + } + function getViaDerived() returns (uint base, uint derived) { + base = dataBase; + derived = dataDerived; + } + } + )"; + compileAndRun(sourceCode, 0, "Derived"); + BOOST_CHECK(callContractFunction("setData(uint256,uint256)", 1, 2) == encodeArgs(true)); + BOOST_CHECK(callContractFunction("getViaBase()") == encodeArgs(1)); + BOOST_CHECK(callContractFunction("getViaDerived()") == encodeArgs(1, 2)); +} + +BOOST_AUTO_TEST_CASE(single_copy_with_multiple_inheritance) +{ + char const* sourceCode = R"( + contract Base { + uint data; + function setData(uint i) { data = i; } + function getViaBase() returns (uint i) { return data; } + } + contract A is Base { function setViaA(uint i) { setData(i); } } + contract B is Base { function getViaB() returns (uint i) { return getViaBase(); } } + contract Derived is Base, B, A { } + )"; + compileAndRun(sourceCode, 0, "Derived"); + BOOST_CHECK(callContractFunction("getViaB()") == encodeArgs(0)); + BOOST_CHECK(callContractFunction("setViaA(uint256)", 23) == encodeArgs()); + BOOST_CHECK(callContractFunction("getViaB()") == encodeArgs(23)); +} + +BOOST_AUTO_TEST_CASE(explicit_base_cass) +{ + char const* sourceCode = R"( + contract BaseBase { function g() returns (uint r) { return 1; } } + contract Base is BaseBase { function g() returns (uint r) { return 2; } } + contract Derived is Base { + function f() returns (uint r) { return BaseBase.g(); } + function g() returns (uint r) { return 3; } + } + )"; + compileAndRun(sourceCode, 0, "Derived"); + BOOST_CHECK(callContractFunction("g()") == encodeArgs(3)); + BOOST_CHECK(callContractFunction("f()") == encodeArgs(1)); +} + +BOOST_AUTO_TEST_CASE(base_constructor_arguments) +{ + char const* sourceCode = R"( + contract BaseBase { + uint m_a; + function BaseBase(uint a) { + m_a = a; + } + } + contract Base is BaseBase(7) { + function Base() { + m_a *= m_a; + } + } + contract Derived is Base() { + function getA() returns (uint r) { return m_a; } + } + )"; + compileAndRun(sourceCode, 0, "Derived"); + BOOST_CHECK(callContractFunction("getA()") == encodeArgs(7 * 7)); +} + +BOOST_AUTO_TEST_CASE(function_usage_in_constructor_arguments) +{ + char const* sourceCode = R"( + contract BaseBase { + uint m_a; + function BaseBase(uint a) { + m_a = a; + } + function g() returns (uint r) { return 2; } + } + contract Base is BaseBase(BaseBase.g()) { + } + contract Derived is Base() { + function getA() returns (uint r) { return m_a; } + } + )"; + compileAndRun(sourceCode, 0, "Derived"); + BOOST_CHECK(callContractFunction("getA()") == encodeArgs(2)); +} + +BOOST_AUTO_TEST_CASE(virtual_function_usage_in_constructor_arguments) +{ + char const* sourceCode = R"( + contract BaseBase { + uint m_a; + function BaseBase(uint a) { + m_a = a; + } + function overridden() returns (uint r) { return 1; } + function g() returns (uint r) { return overridden(); } + } + contract Base is BaseBase(BaseBase.g()) { + } + contract Derived is Base() { + function getA() returns (uint r) { return m_a; } + function overridden() returns (uint r) { return 2; } + } + )"; + compileAndRun(sourceCode, 0, "Derived"); + BOOST_CHECK(callContractFunction("getA()") == encodeArgs(2)); +} + +BOOST_AUTO_TEST_CASE(constructor_argument_overriding) +{ + char const* sourceCode = R"( + contract BaseBase { + uint m_a; + function BaseBase(uint a) { + m_a = a; + } + } + contract Base is BaseBase(2) { } + contract Derived is BaseBase(3), Base { + function getA() returns (uint r) { return m_a; } + } + )"; + compileAndRun(sourceCode, 0, "Derived"); + BOOST_CHECK(callContractFunction("getA()") == encodeArgs(3)); +} + +BOOST_AUTO_TEST_CASE(function_modifier) +{ + char const* sourceCode = R"( + contract C { + function getOne() nonFree returns (uint r) { return 1; } + modifier nonFree { if (msg.value > 0) _ } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("getOne()") == encodeArgs(0)); + BOOST_CHECK(callContractFunctionWithValue("getOne()", 1) == encodeArgs(1)); +} + +BOOST_AUTO_TEST_CASE(function_modifier_local_variables) +{ + char const* sourceCode = R"( + contract C { + modifier mod1 { var a = 1; var b = 2; _ } + modifier mod2(bool a) { if (a) return; else _ } + function f(bool a) mod1 mod2(a) returns (uint r) { return 3; } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("f(bool)", true) == encodeArgs(0)); + BOOST_CHECK(callContractFunction("f(bool)", false) == encodeArgs(3)); +} + +BOOST_AUTO_TEST_CASE(function_modifier_loop) +{ + char const* sourceCode = R"( + contract C { + modifier repeat(uint count) { for (var i = 0; i < count; ++i) _ } + function f() repeat(10) returns (uint r) { r += 1; } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("f()") == encodeArgs(10)); +} + +BOOST_AUTO_TEST_CASE(function_modifier_multi_invocation) +{ + char const* sourceCode = R"( + contract C { + modifier repeat(bool twice) { if (twice) _ _ } + function f(bool twice) repeat(twice) returns (uint r) { r += 1; } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("f(bool)", false) == encodeArgs(1)); + BOOST_CHECK(callContractFunction("f(bool)", true) == encodeArgs(2)); +} + +BOOST_AUTO_TEST_CASE(function_modifier_multi_with_return) +{ + // Here, the explicit return prevents the second execution + char const* sourceCode = R"( + contract C { + modifier repeat(bool twice) { if (twice) _ _ } + function f(bool twice) repeat(twice) returns (uint r) { r += 1; return r; } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("f(bool)", false) == encodeArgs(1)); + BOOST_CHECK(callContractFunction("f(bool)", true) == encodeArgs(1)); +} + +BOOST_AUTO_TEST_CASE(function_modifier_overriding) +{ + char const* sourceCode = R"( + contract A { + function f() mod returns (bool r) { return true; } + modifier mod { _ } + } + contract C is A { + modifier mod { } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("f()") == encodeArgs(false)); +} + +BOOST_AUTO_TEST_CASE(function_modifier_calling_functions_in_creation_context) +{ + char const* sourceCode = R"( + contract A { + uint data; + function A() mod1 { f1(); } + function f1() mod2 { data |= 0x1; } + function f2() { data |= 0x20; } + function f3() { } + modifier mod1 { f2(); _ } + modifier mod2 { f3(); } + function getData() returns (uint r) { return data; } + } + contract C is A { + modifier mod1 { f4(); _ } + function f3() { data |= 0x300; } + function f4() { data |= 0x4000; } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("getData()") == encodeArgs(0x4300)); +} + +BOOST_AUTO_TEST_CASE(function_modifier_for_constructor) +{ + char const* sourceCode = R"( + contract A { + uint data; + function A() mod1 { data |= 2; } + modifier mod1 { data |= 1; _ } + function getData() returns (uint r) { return data; } + } + contract C is A { + modifier mod1 { data |= 4; _ } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("getData()") == encodeArgs(4 | 2)); +} + +BOOST_AUTO_TEST_CASE(use_std_lib) +{ + char const* sourceCode = R"( + import "mortal"; + contract Icarus is mortal { } + )"; + m_addStandardSources = true; + u256 amount(130); + u160 address(23); + compileAndRun(sourceCode, amount, "Icarus"); + u256 balanceBefore = m_state.balance(m_sender); + BOOST_CHECK(callContractFunction("kill()") == bytes()); + BOOST_CHECK(!m_state.addressHasCode(m_contractAddress)); + BOOST_CHECK(m_state.balance(m_sender) > balanceBefore); +} + +BOOST_AUTO_TEST_CASE(crazy_elementary_typenames_on_stack) +{ + char const* sourceCode = R"( + contract C { + function f() returns (uint r) { + uint; uint; uint; uint; + int x = -7; + var a = uint; + return a(x); + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("f()") == encodeArgs(u256(-7))); +} + +BOOST_AUTO_TEST_CASE(super) +{ + char const* sourceCode = R"( + contract A { function f() returns (uint r) { return 1; } } + contract B is A { function f() returns (uint r) { return super.f() | 2; } } + contract C is A { function f() returns (uint r) { return super.f() | 4; } } + contract D is B, C { function f() returns (uint r) { return super.f() | 8; } } + )"; + compileAndRun(sourceCode, 0, "D"); + BOOST_CHECK(callContractFunction("f()") == encodeArgs(1 | 2 | 4 | 8)); +} + +BOOST_AUTO_TEST_CASE(super_in_constructor) +{ + char const* sourceCode = R"( + contract A { function f() returns (uint r) { return 1; } } + contract B is A { function f() returns (uint r) { return super.f() | 2; } } + contract C is A { function f() returns (uint r) { return super.f() | 4; } } + contract D is B, C { uint data; function D() { data = super.f() | 8; } function f() returns (uint r) { return data; } } + )"; + compileAndRun(sourceCode, 0, "D"); + BOOST_CHECK(callContractFunction("f()") == encodeArgs(1 | 2 | 4 | 8)); +} + +BOOST_AUTO_TEST_CASE(fallback_function) +{ + char const* sourceCode = R"( + contract A { + uint data; + function() returns (uint r) { data = 1; return 2; } + function getData() returns (uint r) { return data; } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("getData()") == encodeArgs(0)); + BOOST_CHECK(callContractFunction("") == encodeArgs(2)); + BOOST_CHECK(callContractFunction("getData()") == encodeArgs(1)); +} + +BOOST_AUTO_TEST_CASE(inherited_fallback_function) +{ + char const* sourceCode = R"( + contract A { + uint data; + function() returns (uint r) { data = 1; return 2; } + function getData() returns (uint r) { return data; } + } + contract B is A {} + )"; + compileAndRun(sourceCode, 0, "B"); + BOOST_CHECK(callContractFunction("getData()") == encodeArgs(0)); + BOOST_CHECK(callContractFunction("") == encodeArgs(2)); + BOOST_CHECK(callContractFunction("getData()") == encodeArgs(1)); +} + +BOOST_AUTO_TEST_CASE(event) +{ + char const* sourceCode = R"( + contract ClientReceipt { + event Deposit(address indexed _from, bytes32 indexed _id, uint _value); + function deposit(bytes32 _id, bool _manually) { + if (_manually) { + bytes32 s = 0x19dacbf83c5de6658e14cbf7bcae5c15eca2eedecf1c66fbca928e4d351bea0f; + log3(bytes32(msg.value), s, bytes32(msg.sender), _id); + } else + Deposit(msg.sender, _id, msg.value); + } + } + )"; + compileAndRun(sourceCode); + u256 value(18); + u256 id(0x1234); + for (bool manually: {true, false}) + { + callContractFunctionWithValue("deposit(bytes32,bool)", value, id, manually); + BOOST_REQUIRE_EQUAL(m_logs.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].address, m_contractAddress); + BOOST_CHECK_EQUAL(h256(m_logs[0].data), h256(u256(value))); + BOOST_REQUIRE_EQUAL(m_logs[0].topics.size(), 3); + BOOST_CHECK_EQUAL(m_logs[0].topics[0], dev::sha3(string("Deposit(address,bytes32,uint256)"))); + BOOST_CHECK_EQUAL(m_logs[0].topics[1], h256(m_sender)); + BOOST_CHECK_EQUAL(m_logs[0].topics[2], h256(id)); + } +} + +BOOST_AUTO_TEST_CASE(event_no_arguments) +{ + char const* sourceCode = R"( + contract ClientReceipt { + event Deposit; + function deposit() { + Deposit(); + } + } + )"; + compileAndRun(sourceCode); + callContractFunction("deposit()"); + BOOST_REQUIRE_EQUAL(m_logs.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].address, m_contractAddress); + BOOST_CHECK(m_logs[0].data.empty()); + BOOST_REQUIRE_EQUAL(m_logs[0].topics.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].topics[0], dev::sha3(string("Deposit()"))); +} + +BOOST_AUTO_TEST_CASE(event_anonymous) +{ + char const* sourceCode = R"( + contract ClientReceipt { + event Deposit() anonymous; + function deposit() { + Deposit(); + } + } + )"; + compileAndRun(sourceCode); + callContractFunction("deposit()"); + BOOST_REQUIRE_EQUAL(m_logs[0].topics.size(), 0); +} + +BOOST_AUTO_TEST_CASE(event_anonymous_with_topics) +{ + char const* sourceCode = R"( + contract ClientReceipt { + event Deposit(address indexed _from, bytes32 indexed _id, uint _value) anonymous; + function deposit(bytes32 _id, bool _manually) { + Deposit(msg.sender, _id, msg.value); + } + } + )"; + compileAndRun(sourceCode); + u256 value(18); + u256 id(0x1234); + callContractFunctionWithValue("deposit(bytes32,bool)", value, id); + BOOST_REQUIRE_EQUAL(m_logs.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].address, m_contractAddress); + BOOST_CHECK_EQUAL(h256(m_logs[0].data), h256(u256(value))); + BOOST_REQUIRE_EQUAL(m_logs[0].topics.size(), 2); + BOOST_CHECK_EQUAL(m_logs[0].topics[0], h256(m_sender)); + BOOST_CHECK_EQUAL(m_logs[0].topics[1], h256(id)); +} + +BOOST_AUTO_TEST_CASE(event_lots_of_data) +{ + char const* sourceCode = R"( + contract ClientReceipt { + event Deposit(address _from, bytes32 _id, uint _value, bool _flag); + function deposit(bytes32 _id) { + Deposit(msg.sender, _id, msg.value, true); + } + } + )"; + compileAndRun(sourceCode); + u256 value(18); + u256 id(0x1234); + callContractFunctionWithValue("deposit(bytes32)", value, id); + BOOST_REQUIRE_EQUAL(m_logs.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].address, m_contractAddress); + BOOST_CHECK(m_logs[0].data == encodeArgs((u160)m_sender, id, value, true)); + BOOST_REQUIRE_EQUAL(m_logs[0].topics.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].topics[0], dev::sha3(string("Deposit(address,bytes32,uint256,bool)"))); +} + +BOOST_AUTO_TEST_CASE(empty_name_input_parameter_with_named_one) +{ + char const* sourceCode = R"( + contract test { + function f(uint, uint k) returns(uint ret_k, uint ret_g){ + uint g = 8; + ret_k = k; + ret_g = g; + } + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("f(uint256,uint256)", 5, 9) != encodeArgs(5, 8)); + BOOST_CHECK(callContractFunction("f(uint256,uint256)", 5, 9) == encodeArgs(9, 8)); +} + +BOOST_AUTO_TEST_CASE(empty_name_return_parameter) +{ + char const* sourceCode = R"( + contract test { + function f(uint k) returns(uint){ + return k; + } + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("f(uint256)", 9) == encodeArgs(9)); +} + +BOOST_AUTO_TEST_CASE(sha3_multiple_arguments) +{ + char const* sourceCode = R"( + contract c { + function foo(uint a, uint b, uint c) returns (bytes32 d) + { + d = sha3(a, b, c); + } + })"; + compileAndRun(sourceCode); + + BOOST_CHECK(callContractFunction("foo(uint256,uint256,uint256)", 10, 12, 13) == encodeArgs( + dev::sha3( + toBigEndian(u256(10)) + + toBigEndian(u256(12)) + + toBigEndian(u256(13))))); +} + +BOOST_AUTO_TEST_CASE(sha3_multiple_arguments_with_numeric_literals) +{ + char const* sourceCode = R"( + contract c { + function foo(uint a, uint16 b) returns (bytes32 d) + { + d = sha3(a, b, 145); + } + })"; + compileAndRun(sourceCode); + + BOOST_CHECK(callContractFunction("foo(uint256,uint16)", 10, 12) == encodeArgs( + dev::sha3( + toBigEndian(u256(10)) + + bytes{0x0, 0xc} + + bytes(1, 0x91)))); +} + +BOOST_AUTO_TEST_CASE(sha3_multiple_arguments_with_string_literals) +{ + char const* sourceCode = R"( + contract c { + function foo() returns (bytes32 d) + { + d = sha3("foo"); + } + function bar(uint a, uint16 b) returns (bytes32 d) + { + d = sha3(a, b, 145, "foo"); + } + })"; + compileAndRun(sourceCode); + + BOOST_CHECK(callContractFunction("foo()") == encodeArgs(dev::sha3("foo"))); + + BOOST_CHECK(callContractFunction("bar(uint256,uint16)", 10, 12) == encodeArgs( + dev::sha3( + toBigEndian(u256(10)) + + bytes{0x0, 0xc} + + bytes(1, 0x91) + + bytes{0x66, 0x6f, 0x6f}))); +} + +BOOST_AUTO_TEST_CASE(generic_call) +{ + char const* sourceCode = R"**( + contract receiver { + uint public received; + function receive(uint256 x) { received = x; } + } + contract sender { + function doSend(address rec) returns (uint d) + { + bytes4 signature = bytes4(bytes32(sha3("receive(uint256)"))); + rec.call.value(2)(signature, 23); + return receiver(rec).received(); + } + } + )**"; + compileAndRun(sourceCode, 0, "receiver"); + u160 const c_receiverAddress = m_contractAddress; + compileAndRun(sourceCode, 50, "sender"); + BOOST_REQUIRE(callContractFunction("doSend(address)", c_receiverAddress) == encodeArgs(23)); + BOOST_CHECK_EQUAL(m_state.balance(m_contractAddress), 50 - 2); +} + +BOOST_AUTO_TEST_CASE(store_bytes) +{ + // this test just checks that the copy loop does not mess up the stack + char const* sourceCode = R"( + contract C { + function save() returns (uint r) { + r = 23; + savedData = msg.data; + r = 24; + } + bytes savedData; + } + )"; + compileAndRun(sourceCode); + // empty copy loop + BOOST_CHECK(callContractFunction("save()") == encodeArgs(24)); + BOOST_CHECK(callContractFunction("save()", "abcdefg") == encodeArgs(24)); +} + +BOOST_AUTO_TEST_CASE(bytes_from_calldata_to_memory) +{ + char const* sourceCode = R"( + contract C { + function() returns (bytes32) { + return sha3("abc", msg.data); + } + } + )"; + compileAndRun(sourceCode); + bytes calldata1 = bytes(61, 0x22) + bytes(12, 0x12); + sendMessage(calldata1, false); + BOOST_CHECK(m_output == encodeArgs(dev::sha3(bytes{'a', 'b', 'c'} + calldata1))); +} + +BOOST_AUTO_TEST_CASE(call_forward_bytes) +{ + char const* sourceCode = R"( + contract receiver { + uint public received; + function receive(uint x) { received += x + 1; } + function() { received = 0x80; } + } + contract sender { + function sender() { rec = new receiver(); } + function() { savedData = msg.data; } + function forward() returns (bool) { rec.call(savedData); return true; } + function clear() returns (bool) { delete savedData; return true; } + function val() returns (uint) { return rec.received(); } + receiver rec; + bytes savedData; + } + )"; + compileAndRun(sourceCode, 0, "sender"); + BOOST_CHECK(callContractFunction("receive(uint256)", 7) == bytes()); + BOOST_CHECK(callContractFunction("val()") == encodeArgs(0)); + BOOST_CHECK(callContractFunction("forward()") == encodeArgs(true)); + BOOST_CHECK(callContractFunction("val()") == encodeArgs(8)); + BOOST_CHECK(callContractFunction("clear()") == encodeArgs(true)); + BOOST_CHECK(callContractFunction("val()") == encodeArgs(8)); + BOOST_CHECK(callContractFunction("forward()") == encodeArgs(true)); + BOOST_CHECK(callContractFunction("val()") == encodeArgs(0x80)); +} + +BOOST_AUTO_TEST_CASE(copying_bytes_multiassign) +{ + char const* sourceCode = R"( + contract receiver { + uint public received; + function receive(uint x) { received += x + 1; } + function() { received = 0x80; } + } + contract sender { + function sender() { rec = new receiver(); } + function() { savedData1 = savedData2 = msg.data; } + function forward(bool selector) returns (bool) { + if (selector) { rec.call(savedData1); delete savedData1; } + else { rec.call(savedData2); delete savedData2; } + return true; + } + function val() returns (uint) { return rec.received(); } + receiver rec; + bytes savedData1; + bytes savedData2; + } + )"; + compileAndRun(sourceCode, 0, "sender"); + BOOST_CHECK(callContractFunction("receive(uint256)", 7) == bytes()); + BOOST_CHECK(callContractFunction("val()") == encodeArgs(0)); + BOOST_CHECK(callContractFunction("forward(bool)", true) == encodeArgs(true)); + BOOST_CHECK(callContractFunction("val()") == encodeArgs(8)); + BOOST_CHECK(callContractFunction("forward(bool)", false) == encodeArgs(true)); + BOOST_CHECK(callContractFunction("val()") == encodeArgs(16)); + BOOST_CHECK(callContractFunction("forward(bool)", true) == encodeArgs(true)); + BOOST_CHECK(callContractFunction("val()") == encodeArgs(0x80)); +} + +BOOST_AUTO_TEST_CASE(delete_removes_bytes_data) +{ + char const* sourceCode = R"( + contract c { + function() { data = msg.data; } + function del() returns (bool) { delete data; return true; } + bytes data; + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("---", 7) == bytes()); + BOOST_CHECK(!m_state.storage(m_contractAddress).empty()); + BOOST_CHECK(callContractFunction("del()", 7) == encodeArgs(true)); + BOOST_CHECK(m_state.storage(m_contractAddress).empty()); +} + +BOOST_AUTO_TEST_CASE(copy_from_calldata_removes_bytes_data) +{ + char const* sourceCode = R"( + contract c { + function set() returns (bool) { data = msg.data; return true; } + function() { data = msg.data; } + bytes data; + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("set()", 1, 2, 3, 4, 5) == encodeArgs(true)); + BOOST_CHECK(!m_state.storage(m_contractAddress).empty()); + sendMessage(bytes(), false); + BOOST_CHECK(m_output == bytes()); + BOOST_CHECK(m_state.storage(m_contractAddress).empty()); +} + +BOOST_AUTO_TEST_CASE(copy_removes_bytes_data) +{ + char const* sourceCode = R"( + contract c { + function set() returns (bool) { data1 = msg.data; return true; } + function reset() returns (bool) { data1 = data2; return true; } + bytes data1; + bytes data2; + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("set()", 1, 2, 3, 4, 5) == encodeArgs(true)); + BOOST_CHECK(!m_state.storage(m_contractAddress).empty()); + BOOST_CHECK(callContractFunction("reset()") == encodeArgs(true)); + BOOST_CHECK(m_state.storage(m_contractAddress).empty()); +} + +BOOST_AUTO_TEST_CASE(bytes_inside_mappings) +{ + char const* sourceCode = R"( + contract c { + function set(uint key) returns (bool) { data[key] = msg.data; return true; } + function copy(uint from, uint to) returns (bool) { data[to] = data[from]; return true; } + mapping(uint => bytes) data; + } + )"; + compileAndRun(sourceCode); + // store a short byte array at 1 and a longer one at 2 + BOOST_CHECK(callContractFunction("set(uint256)", 1, 2) == encodeArgs(true)); + BOOST_CHECK(callContractFunction("set(uint256)", 2, 2, 3, 4, 5) == encodeArgs(true)); + BOOST_CHECK(!m_state.storage(m_contractAddress).empty()); + // copy shorter to longer + BOOST_CHECK(callContractFunction("copy(uint256,uint256)", 1, 2) == encodeArgs(true)); + BOOST_CHECK(!m_state.storage(m_contractAddress).empty()); + // copy empty to both + BOOST_CHECK(callContractFunction("copy(uint256,uint256)", 99, 1) == encodeArgs(true)); + BOOST_CHECK(!m_state.storage(m_contractAddress).empty()); + BOOST_CHECK(callContractFunction("copy(uint256,uint256)", 99, 2) == encodeArgs(true)); + BOOST_CHECK(m_state.storage(m_contractAddress).empty()); +} + +BOOST_AUTO_TEST_CASE(bytes_length_member) +{ + char const* sourceCode = R"( + contract c { + function set() returns (bool) { data = msg.data; return true; } + function getLength() returns (uint) { return data.length; } + bytes data; + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("getLength()") == encodeArgs(0)); + BOOST_CHECK(callContractFunction("set()", 1, 2) == encodeArgs(true)); + BOOST_CHECK(callContractFunction("getLength()") == encodeArgs(4+32+32)); +} + +BOOST_AUTO_TEST_CASE(struct_copy) +{ + char const* sourceCode = R"( + contract c { + struct Nested { uint x; uint y; } + struct Struct { uint a; mapping(uint => Struct) b; Nested nested; uint c; } + mapping(uint => Struct) data; + function set(uint k) returns (bool) { + data[k].a = 1; + data[k].nested.x = 3; + data[k].nested.y = 4; + data[k].c = 2; + return true; + } + function copy(uint from, uint to) returns (bool) { + data[to] = data[from]; + return true; + } + function retrieve(uint k) returns (uint a, uint x, uint y, uint c) + { + a = data[k].a; + x = data[k].nested.x; + y = data[k].nested.y; + c = data[k].c; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("set(uint256)", 7) == encodeArgs(true)); + BOOST_CHECK(callContractFunction("retrieve(uint256)", 7) == encodeArgs(1, 3, 4, 2)); + BOOST_CHECK(callContractFunction("copy(uint256,uint256)", 7, 8) == encodeArgs(true)); + BOOST_CHECK(callContractFunction("retrieve(uint256)", 7) == encodeArgs(1, 3, 4, 2)); + BOOST_CHECK(callContractFunction("retrieve(uint256)", 8) == encodeArgs(1, 3, 4, 2)); + BOOST_CHECK(callContractFunction("copy(uint256,uint256)", 0, 7) == encodeArgs(true)); + BOOST_CHECK(callContractFunction("retrieve(uint256)", 7) == encodeArgs(0, 0, 0, 0)); + BOOST_CHECK(callContractFunction("retrieve(uint256)", 8) == encodeArgs(1, 3, 4, 2)); + BOOST_CHECK(callContractFunction("copy(uint256,uint256)", 7, 8) == encodeArgs(true)); + BOOST_CHECK(callContractFunction("retrieve(uint256)", 8) == encodeArgs(0, 0, 0, 0)); +} + +BOOST_AUTO_TEST_CASE(struct_containing_bytes_copy_and_delete) +{ + char const* sourceCode = R"( + contract c { + struct Struct { uint a; bytes data; uint b; } + Struct data1; + Struct data2; + function set(uint _a, bytes _data, uint _b) external returns (bool) { + data1.a = _a; + data1.b = _b; + data1.data = _data; + return true; + } + function copy() returns (bool) { + data1 = data2; + return true; + } + function del() returns (bool) { + delete data1; + return true; + } + } + )"; + compileAndRun(sourceCode); + string data = "123456789012345678901234567890123"; + BOOST_CHECK(m_state.storage(m_contractAddress).empty()); + BOOST_CHECK(callContractFunction("set(uint256,bytes,uint256)", 12, u256(data.length()), 13, data) == encodeArgs(true)); + BOOST_CHECK(!m_state.storage(m_contractAddress).empty()); + BOOST_CHECK(callContractFunction("copy()") == encodeArgs(true)); + BOOST_CHECK(m_state.storage(m_contractAddress).empty()); + BOOST_CHECK(callContractFunction("set(uint256,bytes,uint256)", 12, u256(data.length()), 13, data) == encodeArgs(true)); + BOOST_CHECK(!m_state.storage(m_contractAddress).empty()); + BOOST_CHECK(callContractFunction("del()") == encodeArgs(true)); + BOOST_CHECK(m_state.storage(m_contractAddress).empty()); +} + +BOOST_AUTO_TEST_CASE(struct_copy_via_local) +{ + char const* sourceCode = R"( + contract c { + struct Struct { uint a; uint b; } + Struct data1; + Struct data2; + function test() returns (bool) { + data1.a = 1; + data1.b = 2; + var x = data1; + data2 = x; + return data2.a == data1.a && data2.b == data1.b; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("test()") == encodeArgs(true)); +} + +BOOST_AUTO_TEST_CASE(using_enums) +{ + char const* sourceCode = R"( + contract test { + enum ActionChoices { GoLeft, GoRight, GoStraight, Sit } + function test() + { + choices = ActionChoices.GoStraight; + } + function getChoice() returns (uint d) + { + d = uint256(choices); + } + ActionChoices choices; + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("getChoice()") == encodeArgs(2)); +} + +BOOST_AUTO_TEST_CASE(constructing_enums_from_ints) +{ + char const* sourceCode = R"( + contract c { + enum Truth { False, True } + function test() returns (uint) + { + return uint(Truth(uint8(0x701))); + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("test()") == encodeArgs(1)); +} + +BOOST_AUTO_TEST_CASE(inline_member_init) +{ + char const* sourceCode = R"( + contract test { + function test(){ + m_b = 6; + m_c = 8; + } + uint m_a = 5; + uint m_b; + uint m_c = 7; + function get() returns (uint a, uint b, uint c){ + a = m_a; + b = m_b; + c = m_c; + } + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("get()") == encodeArgs(5, 6, 8)); +} + +BOOST_AUTO_TEST_CASE(inline_member_init_inheritence) +{ + char const* sourceCode = R"( + contract Base { + function Base(){} + uint m_base = 5; + function getBMember() returns (uint i) { return m_base; } + } + contract Derived is Base { + function Derived(){} + uint m_derived = 6; + function getDMember() returns (uint i) { return m_derived; } + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("getBMember()") == encodeArgs(5)); + BOOST_CHECK(callContractFunction("getDMember()") == encodeArgs(6)); +} + +BOOST_AUTO_TEST_CASE(inline_member_init_inheritence_without_constructor) +{ + char const* sourceCode = R"( + contract Base { + uint m_base = 5; + function getBMember() returns (uint i) { return m_base; } + } + contract Derived is Base { + uint m_derived = 6; + function getDMember() returns (uint i) { return m_derived; } + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("getBMember()") == encodeArgs(5)); + BOOST_CHECK(callContractFunction("getDMember()") == encodeArgs(6)); +} + +BOOST_AUTO_TEST_CASE(external_function) +{ + char const* sourceCode = R"( + contract c { + function f(uint a) returns (uint) { return a; } + function test(uint a, uint b) external returns (uint r_a, uint r_b) { + r_a = f(a + 7); + r_b = b; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("test(uint256,uint256)", 2, 3) == encodeArgs(2+7, 3)); +} + +BOOST_AUTO_TEST_CASE(bytes_in_arguments) +{ + char const* sourceCode = R"( + contract c { + uint result; + function f(uint a, uint b) { result += a + b; } + function g(uint a) { result *= a; } + function test(uint a, bytes data1, bytes data2, uint b) external returns (uint r_a, uint r, uint r_b, uint l) { + r_a = a; + this.call(data1); + this.call(data2); + r = result; + r_b = b; + l = data1.length; + } + } + )"; + compileAndRun(sourceCode); + string innercalldata1 = asString(FixedHash<4>(dev::sha3("f(uint256,uint256)")).asBytes() + encodeArgs(8, 9)); + bytes calldata1 = encodeArgs(u256(innercalldata1.length()), 12, innercalldata1, 13); + string innercalldata2 = asString(FixedHash<4>(dev::sha3("g(uint256)")).asBytes() + encodeArgs(3)); + bytes calldata = encodeArgs( + 12, u256(innercalldata1.length()), u256(innercalldata2.length()), 13, + innercalldata1, innercalldata2); + BOOST_CHECK(callContractFunction("test(uint256,bytes,bytes,uint256)", calldata) + == encodeArgs(12, (8 + 9) * 3, 13, u256(innercalldata1.length()))); +} + +BOOST_AUTO_TEST_CASE(fixed_arrays_in_storage) +{ + char const* sourceCode = R"( + contract c { + struct Data { uint x; uint y; } + Data[2**10] data; + uint[2**10 + 3] ids; + function setIDStatic(uint id) { ids[2] = id; } + function setID(uint index, uint id) { ids[index] = id; } + function setData(uint index, uint x, uint y) { data[index].x = x; data[index].y = y; } + function getID(uint index) returns (uint) { return ids[index]; } + function getData(uint index) returns (uint x, uint y) { x = data[index].x; y = data[index].y; } + function getLengths() returns (uint l1, uint l2) { l1 = data.length; l2 = ids.length; } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("setIDStatic(uint256)", 11) == bytes()); + BOOST_CHECK(callContractFunction("getID(uint256)", 2) == encodeArgs(11)); + BOOST_CHECK(callContractFunction("setID(uint256,uint256)", 7, 8) == bytes()); + BOOST_CHECK(callContractFunction("getID(uint256)", 7) == encodeArgs(8)); + BOOST_CHECK(callContractFunction("setData(uint256,uint256,uint256)", 7, 8, 9) == bytes()); + BOOST_CHECK(callContractFunction("setData(uint256,uint256,uint256)", 8, 10, 11) == bytes()); + BOOST_CHECK(callContractFunction("getData(uint256)", 7) == encodeArgs(8, 9)); + BOOST_CHECK(callContractFunction("getData(uint256)", 8) == encodeArgs(10, 11)); + BOOST_CHECK(callContractFunction("getLengths()") == encodeArgs(u256(1) << 10, (u256(1) << 10) + 3)); +} + +BOOST_AUTO_TEST_CASE(dynamic_arrays_in_storage) +{ + char const* sourceCode = R"( + contract c { + struct Data { uint x; uint y; } + Data[] data; + uint[] ids; + function setIDStatic(uint id) { ids[2] = id; } + function setID(uint index, uint id) { ids[index] = id; } + function setData(uint index, uint x, uint y) { data[index].x = x; data[index].y = y; } + function getID(uint index) returns (uint) { return ids[index]; } + function getData(uint index) returns (uint x, uint y) { x = data[index].x; y = data[index].y; } + function getLengths() returns (uint l1, uint l2) { l1 = data.length; l2 = ids.length; } + function setLengths(uint l1, uint l2) { data.length = l1; ids.length = l2; } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("getLengths()") == encodeArgs(0, 0)); + BOOST_CHECK(callContractFunction("setLengths(uint256,uint256)", 48, 49) == bytes()); + BOOST_CHECK(callContractFunction("getLengths()") == encodeArgs(48, 49)); + BOOST_CHECK(callContractFunction("setIDStatic(uint256)", 11) == bytes()); + BOOST_CHECK(callContractFunction("getID(uint256)", 2) == encodeArgs(11)); + BOOST_CHECK(callContractFunction("setID(uint256,uint256)", 7, 8) == bytes()); + BOOST_CHECK(callContractFunction("getID(uint256)", 7) == encodeArgs(8)); + BOOST_CHECK(callContractFunction("setData(uint256,uint256,uint256)", 7, 8, 9) == bytes()); + BOOST_CHECK(callContractFunction("setData(uint256,uint256,uint256)", 8, 10, 11) == bytes()); + BOOST_CHECK(callContractFunction("getData(uint256)", 7) == encodeArgs(8, 9)); + BOOST_CHECK(callContractFunction("getData(uint256)", 8) == encodeArgs(10, 11)); +} + +BOOST_AUTO_TEST_CASE(fixed_out_of_bounds_array_access) +{ + char const* sourceCode = R"( + contract c { + uint[4] data; + function set(uint index, uint value) returns (bool) { data[index] = value; return true; } + function get(uint index) returns (uint) { return data[index]; } + function length() returns (uint) { return data.length; } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("length()") == encodeArgs(4)); + BOOST_CHECK(callContractFunction("set(uint256,uint256)", 3, 4) == encodeArgs(true)); + BOOST_CHECK(callContractFunction("set(uint256,uint256)", 4, 5) == bytes()); + BOOST_CHECK(callContractFunction("set(uint256,uint256)", 400, 5) == bytes()); + BOOST_CHECK(callContractFunction("get(uint256)", 3) == encodeArgs(4)); + BOOST_CHECK(callContractFunction("get(uint256)", 4) == bytes()); + BOOST_CHECK(callContractFunction("get(uint256)", 400) == bytes()); + BOOST_CHECK(callContractFunction("length()") == encodeArgs(4)); +} + +BOOST_AUTO_TEST_CASE(dynamic_out_of_bounds_array_access) +{ + char const* sourceCode = R"( + contract c { + uint[] data; + function enlarge(uint amount) returns (uint) { return data.length += amount; } + function set(uint index, uint value) returns (bool) { data[index] = value; return true; } + function get(uint index) returns (uint) { return data[index]; } + function length() returns (uint) { return data.length; } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("length()") == encodeArgs(0)); + BOOST_CHECK(callContractFunction("get(uint256)", 3) == bytes()); + BOOST_CHECK(callContractFunction("enlarge(uint256)", 4) == encodeArgs(4)); + BOOST_CHECK(callContractFunction("length()") == encodeArgs(4)); + BOOST_CHECK(callContractFunction("set(uint256,uint256)", 3, 4) == encodeArgs(true)); + BOOST_CHECK(callContractFunction("get(uint256)", 3) == encodeArgs(4)); + BOOST_CHECK(callContractFunction("length()") == encodeArgs(4)); + BOOST_CHECK(callContractFunction("set(uint256,uint256)", 4, 8) == bytes()); + BOOST_CHECK(callContractFunction("length()") == encodeArgs(4)); +} + +BOOST_AUTO_TEST_CASE(fixed_array_cleanup) +{ + char const* sourceCode = R"( + contract c { + uint spacer1; + uint spacer2; + uint[20] data; + function fill() { + for (uint i = 0; i < data.length; ++i) data[i] = i+1; + } + function clear() { delete data; } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(m_state.storage(m_contractAddress).empty()); + BOOST_CHECK(callContractFunction("fill()") == bytes()); + BOOST_CHECK(!m_state.storage(m_contractAddress).empty()); + BOOST_CHECK(callContractFunction("clear()") == bytes()); + BOOST_CHECK(m_state.storage(m_contractAddress).empty()); +} + +BOOST_AUTO_TEST_CASE(short_fixed_array_cleanup) +{ + char const* sourceCode = R"( + contract c { + uint spacer1; + uint spacer2; + uint[3] data; + function fill() { + for (uint i = 0; i < data.length; ++i) data[i] = i+1; + } + function clear() { delete data; } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(m_state.storage(m_contractAddress).empty()); + BOOST_CHECK(callContractFunction("fill()") == bytes()); + BOOST_CHECK(!m_state.storage(m_contractAddress).empty()); + BOOST_CHECK(callContractFunction("clear()") == bytes()); + BOOST_CHECK(m_state.storage(m_contractAddress).empty()); +} + +BOOST_AUTO_TEST_CASE(dynamic_array_cleanup) +{ + char const* sourceCode = R"( + contract c { + uint[20] spacer; + uint[] dynamic; + function fill() { + dynamic.length = 21; + for (uint i = 0; i < dynamic.length; ++i) dynamic[i] = i+1; + } + function halfClear() { dynamic.length = 5; } + function fullClear() { delete dynamic; } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(m_state.storage(m_contractAddress).empty()); + BOOST_CHECK(callContractFunction("fill()") == bytes()); + BOOST_CHECK(!m_state.storage(m_contractAddress).empty()); + BOOST_CHECK(callContractFunction("halfClear()") == bytes()); + BOOST_CHECK(!m_state.storage(m_contractAddress).empty()); + BOOST_CHECK(callContractFunction("fullClear()") == bytes()); + BOOST_CHECK(m_state.storage(m_contractAddress).empty()); +} + +BOOST_AUTO_TEST_CASE(dynamic_multi_array_cleanup) +{ + char const* sourceCode = R"( + contract c { + struct s { uint[][] d; } + s[] data; + function fill() returns (uint) { + data.length = 3; + data[2].d.length = 4; + data[2].d[3].length = 5; + data[2].d[3][4] = 8; + return data[2].d[3][4]; + } + function clear() { delete data; } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(m_state.storage(m_contractAddress).empty()); + BOOST_CHECK(callContractFunction("fill()") == encodeArgs(8)); + BOOST_CHECK(!m_state.storage(m_contractAddress).empty()); + BOOST_CHECK(callContractFunction("clear()") == bytes()); + BOOST_CHECK(m_state.storage(m_contractAddress).empty()); +} + +BOOST_AUTO_TEST_CASE(array_copy_storage_storage_dyn_dyn) +{ + char const* sourceCode = R"( + contract c { + uint[] data1; + uint[] data2; + function setData1(uint length, uint index, uint value) { + data1.length = length; if (index < length) data1[index] = value; + } + function copyStorageStorage() { data2 = data1; } + function getData2(uint index) returns (uint len, uint val) { + len = data2.length; if (index < len) val = data2[index]; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("setData1(uint256,uint256,uint256)", 10, 5, 4) == bytes()); + BOOST_CHECK(callContractFunction("copyStorageStorage()") == bytes()); + BOOST_CHECK(callContractFunction("getData2(uint256)", 5) == encodeArgs(10, 4)); + BOOST_CHECK(callContractFunction("setData1(uint256,uint256,uint256)", 0, 0, 0) == bytes()); + BOOST_CHECK(callContractFunction("copyStorageStorage()") == bytes()); + BOOST_CHECK(callContractFunction("getData2(uint256)", 0) == encodeArgs(0, 0)); + BOOST_CHECK(m_state.storage(m_contractAddress).empty()); +} + +BOOST_AUTO_TEST_CASE(array_copy_storage_storage_static_static) +{ + char const* sourceCode = R"( + contract c { + uint[40] data1; + uint[20] data2; + function test() returns (uint x, uint y){ + data1[30] = 4; + data1[2] = 7; + data1[3] = 9; + data2[3] = 8; + data1 = data2; + x = data1[3]; + y = data1[30]; // should be cleared + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("test()") == encodeArgs(8, 0)); +} + +BOOST_AUTO_TEST_CASE(array_copy_storage_storage_static_dynamic) +{ + char const* sourceCode = R"( + contract c { + uint[9] data1; + uint[] data2; + function test() returns (uint x, uint y){ + data1[8] = 4; + data2 = data1; + x = data2.length; + y = data2[8]; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("test()") == encodeArgs(9, 4)); +} + +BOOST_AUTO_TEST_CASE(array_copy_different_packing) +{ + char const* sourceCode = R"( + contract c { + bytes8[] data1; // 4 per slot + bytes10[] data2; // 3 per slot + function test() returns (bytes10 a, bytes10 b, bytes10 c, bytes10 d, bytes10 e) { + data1.length = 9; + for (uint i = 0; i < data1.length; ++i) + data1[i] = bytes8(i); + data2 = data1; + a = data2[1]; + b = data2[2]; + c = data2[3]; + d = data2[4]; + e = data2[5]; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("test()") == encodeArgs( + asString(fromHex("0000000000000001")), + asString(fromHex("0000000000000002")), + asString(fromHex("0000000000000003")), + asString(fromHex("0000000000000004")), + asString(fromHex("0000000000000005")) + )); +} + +BOOST_AUTO_TEST_CASE(array_copy_target_simple) +{ + char const* sourceCode = R"( + contract c { + bytes8[9] data1; // 4 per slot + bytes17[10] data2; // 1 per slot, no offset counter + function test() returns (bytes17 a, bytes17 b, bytes17 c, bytes17 d, bytes17 e) { + for (uint i = 0; i < data1.length; ++i) + data1[i] = bytes8(i); + data2[8] = data2[9] = 2; + data2 = data1; + a = data2[1]; + b = data2[2]; + c = data2[3]; + d = data2[4]; + e = data2[9]; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("test()") == encodeArgs( + asString(fromHex("0000000000000001")), + asString(fromHex("0000000000000002")), + asString(fromHex("0000000000000003")), + asString(fromHex("0000000000000004")), + asString(fromHex("0000000000000000")) + )); +} + +BOOST_AUTO_TEST_CASE(array_copy_target_leftover) +{ + // test that leftover elements in the last slot of target are correctly cleared during assignment + char const* sourceCode = R"( + contract c { + byte[10] data1; + bytes2[32] data2; + function test() returns (uint check, uint res1, uint res2) { + uint i; + for (i = 0; i < data2.length; ++i) + data2[i] = 0xffff; + check = uint(data2[31]) * 0x10000 | uint(data2[14]); + for (i = 0; i < data1.length; ++i) + data1[i] = byte(uint8(1 + i)); + data2 = data1; + for (i = 0; i < 16; ++i) + res1 |= uint(data2[i]) * 0x10000**i; + for (i = 0; i < 16; ++i) + res2 |= uint(data2[16 + i]) * 0x10000**i; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("test()") == encodeArgs( + u256("0xffffffff"), + asString(fromHex("0000000000000000""000000000a000900""0800070006000500""0400030002000100")), + asString(fromHex("0000000000000000""0000000000000000""0000000000000000""0000000000000000")) + )); +} + +BOOST_AUTO_TEST_CASE(array_copy_target_leftover2) +{ + // since the copy always copies whole slots, we have to make sure that the source size maxes + // out a whole slot and at the same time there are still elements left in the target at that point + char const* sourceCode = R"( + contract c { + bytes8[4] data1; // fits into one slot + bytes10[6] data2; // 4 elements need two slots + function test() returns (bytes10 r1, bytes10 r2, bytes10 r3) { + data1[0] = 1; + data1[1] = 2; + data1[2] = 3; + data1[3] = 4; + for (uint i = 0; i < data2.length; ++i) + data2[i] = bytes10(0xffff00 | (1 + i)); + data2 = data1; + r1 = data2[3]; + r2 = data2[4]; + r3 = data2[5]; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("test()") == encodeArgs( + asString(fromHex("0000000000000004")), + asString(fromHex("0000000000000000")), + asString(fromHex("0000000000000000")) + )); +} +BOOST_AUTO_TEST_CASE(array_copy_storage_storage_struct) +{ + char const* sourceCode = R"( + contract c { + struct Data { uint x; uint y; } + Data[] data1; + Data[] data2; + function test() returns (uint x, uint y) { + data1.length = 9; + data1[8].x = 4; + data1[8].y = 5; + data2 = data1; + x = data2[8].x; + y = data2[8].y; + data1.length = 0; + data2 = data1; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("test()") == encodeArgs(4, 5)); + BOOST_CHECK(m_state.storage(m_contractAddress).empty()); +} + +BOOST_AUTO_TEST_CASE(external_array_args) +{ + char const* sourceCode = R"( + contract c { + function test(uint[8] a, uint[] b, uint[5] c, uint a_index, uint b_index, uint c_index) + external returns (uint av, uint bv, uint cv) { + av = a[a_index]; + bv = b[b_index]; + cv = c[c_index]; + } + } + )"; + compileAndRun(sourceCode); + bytes params = encodeArgs( + 1, 2, 3, 4, 5, 6, 7, 8, // a + 3, // b.length + 21, 22, 23, 24, 25, // c + 0, 1, 2, // (a,b,c)_index + 11, 12, 13 // b + ); + BOOST_CHECK(callContractFunction("test(uint256[8],uint256[],uint256[5],uint256,uint256,uint256)", params) == encodeArgs(1, 12, 23)); +} + +BOOST_AUTO_TEST_CASE(bytes_index_access) +{ + char const* sourceCode = R"( + contract c { + bytes data; + function direct(bytes arg, uint index) external returns (uint) { + return uint(arg[index]); + } + function storageCopyRead(bytes arg, uint index) external returns (uint) { + data = arg; + return uint(data[index]); + } + function storageWrite() external returns (uint) { + data.length = 35; + data[31] = 0x77; + data[32] = 0x14; + + data[31] = 1; + data[31] |= 8; + data[30] = 1; + data[32] = 3; + return uint(data[30]) * 0x100 | uint(data[31]) * 0x10 | uint(data[32]); + } + } + )"; + compileAndRun(sourceCode); + string array{ + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, + 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, + 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, + 30, 31, 32, 33}; + BOOST_CHECK(callContractFunction("direct(bytes,uint256)", u256(array.length()), 32, array) == encodeArgs(32)); + BOOST_CHECK(callContractFunction("storageCopyRead(bytes,uint256)", u256(array.length()), 32, array) == encodeArgs(32)); + BOOST_CHECK(callContractFunction("storageWrite()") == encodeArgs(0x193)); +} + +BOOST_AUTO_TEST_CASE(array_copy_calldata_storage) +{ + char const* sourceCode = R"( + contract c { + uint[9] m_data; + uint[] m_data_dyn; + uint8[][] m_byte_data; + function store(uint[9] a, uint8[3][] b) external returns (uint8) { + m_data = a; + m_data_dyn = a; + m_byte_data = b; + return b[3][1]; // note that access and declaration are reversed to each other + } + function retrieve() returns (uint a, uint b, uint c, uint d, uint e, uint f, uint g) { + a = m_data.length; + b = m_data[7]; + c = m_data_dyn.length; + d = m_data_dyn[7]; + e = m_byte_data.length; + f = m_byte_data[3].length; + g = m_byte_data[3][1]; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("store(uint256[9],uint8[3][])", encodeArgs( + 21, 22, 23, 24, 25, 26, 27, 28, 29, // a + 4, // size of b + 1, 2, 3, // b[0] + 11, 12, 13, // b[1] + 21, 22, 23, // b[2] + 31, 32, 33 // b[3] + )) == encodeArgs(32)); + BOOST_CHECK(callContractFunction("retrieve()") == encodeArgs( + 9, 28, 9, 28, + 4, 3, 32)); +} + +BOOST_AUTO_TEST_CASE(array_copy_nested_array) +{ + char const* sourceCode = R"( + contract c { + uint[4][] a; + uint[10][] b; + uint[][] c; + function test(uint[2][] d) external returns (uint) { + a = d; + b = a; + c = b; + return c[1][1] | c[1][2] | c[1][3] | c[1][4]; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("test(uint256[2][])", encodeArgs( + 3, + 7, 8, + 9, 10, + 11, 12 + )) == encodeArgs(10)); +} + +BOOST_AUTO_TEST_CASE(array_copy_including_mapping) +{ + char const* sourceCode = R"( + contract c { + mapping(uint=>uint)[90][] large; + mapping(uint=>uint)[3][] small; + function test() returns (uint r) { + large.length = small.length = 7; + large[3][2][0] = 2; + large[1] = large[3]; + small[3][2][0] = 2; + small[1] = small[2]; + r = (( + small[3][2][0] * 0x100 | + small[1][2][0]) * 0x100 | + large[3][2][0]) * 0x100 | + large[1][2][0]; + delete small; + delete large; + } + function clear() returns (uint r) { + large.length = small.length = 7; + small[3][2][0] = 0; + large[3][2][0] = 0; + small.length = large.length = 0; + return 7; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("test()") == encodeArgs(0x02000200)); + // storage is not empty because we cannot delete the mappings + BOOST_CHECK(!m_state.storage(m_contractAddress).empty()); + BOOST_CHECK(callContractFunction("clear()") == encodeArgs(7)); + BOOST_CHECK(m_state.storage(m_contractAddress).empty()); +} + +BOOST_AUTO_TEST_CASE(pass_dynamic_arguments_to_the_base) +{ + char const* sourceCode = R"( + contract Base { + function Base(uint i) + { + m_i = i; + } + uint public m_i; + } + contract Derived is Base(2) { + function Derived(uint i) Base(i) + {} + } + contract Final is Derived(4) { + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("m_i()") == encodeArgs(4)); +} + +BOOST_AUTO_TEST_CASE(pass_dynamic_arguments_to_the_base_base) +{ + char const* sourceCode = R"( + contract Base { + function Base(uint j) + { + m_i = j; + } + uint public m_i; + } + contract Base1 is Base(3) { + function Base1(uint k) Base(k*k) {} + } + contract Derived is Base(3), Base1(2) { + function Derived(uint i) Base(i) Base1(i) + {} + } + contract Final is Derived(4) { + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("m_i()") == encodeArgs(4)); +} + +BOOST_AUTO_TEST_CASE(pass_dynamic_arguments_to_the_base_base_with_gap) +{ + char const* sourceCode = R"( + contract Base { + function Base(uint i) + { + m_i = i; + } + uint public m_i; + } + contract Base1 is Base(3) {} + contract Derived is Base(2), Base1 { + function Derived(uint i) Base(i) {} + } + contract Final is Derived(4) { + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("m_i()") == encodeArgs(4)); +} + +BOOST_AUTO_TEST_CASE(simple_constant_variables_test) +{ + char const* sourceCode = R"( + contract Foo { + function getX() returns (uint r) { return x; } + uint constant x = 56; + })"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("getX()") == encodeArgs(56)); +} + +BOOST_AUTO_TEST_CASE(constant_variables) +{ + //for now constant specifier is valid only for uint bytesXX and enums + char const* sourceCode = R"( + contract Foo { + uint constant x = 56; + enum ActionChoices { GoLeft, GoRight, GoStraight, Sit } + ActionChoices constant choices = ActionChoices.GoLeft; + bytes32 constant st = "abc\x00\xff__"; + })"; + compileAndRun(sourceCode); +} + +BOOST_AUTO_TEST_CASE(packed_storage_structs_uint) +{ + char const* sourceCode = R"( + contract C { + struct str { uint8 a; uint16 b; uint248 c; } + str data; + function test() returns (uint) { + data.a = 2; + if (data.a != 2) return 2; + data.b = 0xabcd; + if (data.b != 0xabcd) return 3; + data.c = 0x1234567890; + if (data.c != 0x1234567890) return 4; + if (data.a != 2) return 5; + data.a = 8; + if (data.a != 8) return 6; + if (data.b != 0xabcd) return 7; + data.b = 0xdcab; + if (data.b != 0xdcab) return 8; + if (data.c != 0x1234567890) return 9; + data.c = 0x9876543210; + if (data.c != 0x9876543210) return 10; + return 1; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("test()") == encodeArgs(1)); +} + +BOOST_AUTO_TEST_CASE(packed_storage_structs_enum) +{ + char const* sourceCode = R"( + contract C { + enum small { A, B, C, D } + enum larger { A, B, C, D, E} + struct str { small a; small b; larger c; larger d; } + str data; + function test() returns (uint) { + data.a = small.B; + if (data.a != small.B) return 2; + data.b = small.C; + if (data.b != small.C) return 3; + data.c = larger.D; + if (data.c != larger.D) return 4; + if (data.a != small.B) return 5; + data.a = small.C; + if (data.a != small.C) return 6; + if (data.b != small.C) return 7; + data.b = small.D; + if (data.b != small.D) return 8; + if (data.c != larger.D) return 9; + data.c = larger.B; + if (data.c != larger.B) return 10; + return 1; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("test()") == encodeArgs(1)); +} + +BOOST_AUTO_TEST_CASE(packed_storage_structs_bytes) +{ + char const* sourceCode = R"( + contract C { + struct s1 { byte a; byte b; bytes10 c; bytes9 d; bytes10 e; } + struct s2 { byte a; s1 inner; byte b; byte c; } + byte x; + s2 data; + byte y; + function test() returns (bool) { + x = 1; + data.a = 2; + data.inner.a = 3; + data.inner.b = 4; + data.inner.c = "1234567890"; + data.inner.d = "123456789"; + data.inner.e = "abcdefghij"; + data.b = 5; + data.c = 6; + y = 7; + return x == 1 && data.a == 2 && data.inner.a == 3 && data.inner.b == 4 && + data.inner.c == "1234567890" && data.inner.d == "123456789" && + data.inner.e == "abcdefghij" && data.b == 5 && data.c == 6 && y == 7; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("test()") == encodeArgs(true)); +} + +BOOST_AUTO_TEST_CASE(packed_storage_structs_delete) +{ + char const* sourceCode = R"( + contract C { + struct str { uint8 a; uint16 b; uint8 c; } + uint8 x; + uint16 y; + str data; + function test() returns (uint) { + x = 1; + y = 2; + data.a = 2; + data.b = 0xabcd; + data.c = 0xfa; + if (x != 1 || y != 2 || data.a != 2 || data.b != 0xabcd || data.c != 0xfa) + return 2; + delete y; + delete data.b; + if (x != 1 || y != 0 || data.a != 2 || data.b != 0 || data.c != 0xfa) + return 3; + delete x; + delete data; + return 1; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("test()") == encodeArgs(1)); + BOOST_CHECK(m_state.storage(m_contractAddress).empty()); +} + +BOOST_AUTO_TEST_CASE(packed_storage_structs_with_bytes0) +{ + char const* sourceCode = R"( + contract C { + struct str { uint8 a; bytes0 b; uint8 c; } + uint8 a; + bytes0 x; + uint8 b; + str data; + function test() returns (bool) { + a = 2; + b = 3; + data.a = 4; + data.c = 5; + delete x; + delete data.b; + return a == 2 && b == 3 && data.a == 4 && data.c == 5; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("test()") == encodeArgs(true)); +} + +BOOST_AUTO_TEST_CASE(packed_storage_signed) +{ + char const* sourceCode = R"( + contract C { + int8 a; + uint8 b; + int8 c; + uint8 d; + function test() returns (uint x1, uint x2, uint x3, uint x4) { + a = -2; + b = -uint8(a) * 2; + c = a * int8(120) * int8(121); + x1 = uint(a); + x2 = b; + x3 = uint(c); + x4 = d; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK( callContractFunction("test()") == encodeArgs(u256(-2), u256(4), u256(-112), u256(0))); +} + +BOOST_AUTO_TEST_SUITE_END() + +} +} +} // end namespaces + +#endif |