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Add another end-to-end test.

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This commit is contained in:
Daniel Kirchner 2018-09-04 15:03:06 +02:00
parent cf69433f23
commit e3097b30da
1 changed files with 127 additions and 0 deletions
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127
test/libsolidity/SolidityEndToEndTest.cpp
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@ -12501,6 +12501,133 @@ BOOST_AUTO_TEST_CASE(bare_call_invalid_address)
}
}
BOOST_AUTO_TEST_CASE(bare_call_return_data)
{
if (dev::test::Options::get().evmVersion().supportsReturndata())
{
vector<string> calltypes = {"call", "delegatecall"};
if (dev::test::Options::get().evmVersion().hasStaticCall())
calltypes.emplace_back("staticcall");
for (string const& calltype: calltypes)
{
string sourceCode = R"DELIMITER(
contract A {
constructor() public {
}
function return_bool() public pure returns(bool) {
return true;
}
function return_int32() public pure returns(int32) {
return -32;
}
function return_uint32() public pure returns(uint32) {
return 0x3232;
}
function return_int256() public pure returns(int256) {
return -256;
}
function return_uint256() public pure returns(uint256) {
return 0x256256;
}
function return_bytes4() public pure returns(bytes4) {
return 0xabcd0012;
}
function return_multi() public pure returns(bool, uint32, bytes4) {
return (false, 0x3232, 0xabcd0012);
}
function return_bytes() public pure returns(bytes memory b) {
b = new bytes(2);
b[0] = 0x42;
b[1] = 0x21;
}
}
contract C {
A addr;
constructor() public {
addr = new A();
}
function f(string memory signature) public returns (bool, bytes memory) {
return address(addr).)DELIMITER" + calltype + R"DELIMITER((abi.encodeWithSignature(signature));
}
function check_bool() external returns (bool) {
(bool success, bytes memory data) = f("return_bool()");
assert(success);
bool a = abi.decode(data, (bool));
assert(a);
return true;
}
function check_int32() external returns (bool) {
(bool success, bytes memory data) = f("return_int32()");
assert(success);
int32 a = abi.decode(data, (int32));
assert(a == -32);
return true;
}
function check_uint32() external returns (bool) {
(bool success, bytes memory data) = f("return_uint32()");
assert(success);
uint32 a = abi.decode(data, (uint32));
assert(a == 0x3232);
return true;
}
function check_int256() external returns (bool) {
(bool success, bytes memory data) = f("return_int256()");
assert(success);
int256 a = abi.decode(data, (int256));
assert(a == -256);
return true;
}
function check_uint256() external returns (bool) {
(bool success, bytes memory data) = f("return_uint256()");
assert(success);
uint256 a = abi.decode(data, (uint256));
assert(a == 0x256256);
return true;
}
function check_bytes4() external returns (bool) {
(bool success, bytes memory data) = f("return_bytes4()");
assert(success);
bytes4 a = abi.decode(data, (bytes4));
assert(a == 0xabcd0012);
return true;
}
function check_multi() external returns (bool) {
(bool success, bytes memory data) = f("return_multi()");
assert(success);
(bool a, uint32 b, bytes4 c) = abi.decode(data, (bool, uint32, bytes4));
assert(a == false && b == 0x3232 && c == 0xabcd0012);
return true;
}
function check_bytes() external returns (bool) {
(bool success, bytes memory data) = f("return_bytes()");
assert(success);
(bytes memory d) = abi.decode(data, (bytes));
assert(d.length == 2 && d[0] == 0x42 && d[1] == 0x21);
return true;
}
}
)DELIMITER";
compileAndRun(sourceCode, 0, "C");
ABI_CHECK(callContractFunction("f(string)", encodeDyn(string("return_bool()"))), encodeArgs(true, 0x40, 0x20, true));
ABI_CHECK(callContractFunction("f(string)", encodeDyn(string("return_int32()"))), encodeArgs(true, 0x40, 0x20, u256(-32)));
ABI_CHECK(callContractFunction("f(string)", encodeDyn(string("return_uint32()"))), encodeArgs(true, 0x40, 0x20, u256(0x3232)));
ABI_CHECK(callContractFunction("f(string)", encodeDyn(string("return_int256()"))), encodeArgs(true, 0x40, 0x20, u256(-256)));
ABI_CHECK(callContractFunction("f(string)", encodeDyn(string("return_uint256()"))), encodeArgs(true, 0x40, 0x20, u256(0x256256)));
ABI_CHECK(callContractFunction("f(string)", encodeDyn(string("return_bytes4()"))), encodeArgs(true, 0x40, 0x20, u256(0xabcd0012) << (28*8)));
ABI_CHECK(callContractFunction("f(string)", encodeDyn(string("return_multi()"))), encodeArgs(true, 0x40, 0x60, false, u256(0x3232), u256(0xabcd0012) << (28*8)));
ABI_CHECK(callContractFunction("f(string)", encodeDyn(string("return_bytes()"))), encodeArgs(true, 0x40, 0x60, 0x20, 0x02, encode(bytes{0x42,0x21}, false)));
ABI_CHECK(callContractFunction("check_bool()"), encodeArgs(true));
ABI_CHECK(callContractFunction("check_int32()"), encodeArgs(true));
ABI_CHECK(callContractFunction("check_uint32()"), encodeArgs(true));
ABI_CHECK(callContractFunction("check_int256()"), encodeArgs(true));
ABI_CHECK(callContractFunction("check_uint256()"), encodeArgs(true));
ABI_CHECK(callContractFunction("check_bytes4()"), encodeArgs(true));
ABI_CHECK(callContractFunction("check_multi()"), encodeArgs(true));
ABI_CHECK(callContractFunction("check_bytes()"), encodeArgs(true));
}
}
}
BOOST_AUTO_TEST_CASE(delegatecall_return_value)
{
if (dev::test::Options::get().evmVersion().supportsReturndata())