mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
518 lines
12 KiB
C++
518 lines
12 KiB
C++
/*
|
|
This file is part of solidity.
|
|
|
|
solidity is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
solidity is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with solidity. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
/**
|
|
* Unit tests for Solidity's ABI encoder.
|
|
*/
|
|
|
|
#include <functional>
|
|
#include <string>
|
|
#include <tuple>
|
|
#include <boost/test/unit_test.hpp>
|
|
#include <liblangutil/Exceptions.h>
|
|
#include <test/libsolidity/SolidityExecutionFramework.h>
|
|
|
|
#include <test/libsolidity/ABITestsCommon.h>
|
|
|
|
using namespace std;
|
|
using namespace std::placeholders;
|
|
using namespace dev::test;
|
|
|
|
namespace dev
|
|
{
|
|
namespace solidity
|
|
{
|
|
namespace test
|
|
{
|
|
|
|
#define REQUIRE_LOG_DATA(DATA) do { \
|
|
BOOST_REQUIRE_EQUAL(m_logs.size(), 1); \
|
|
BOOST_CHECK_EQUAL(m_logs[0].address, m_contractAddress); \
|
|
ABI_CHECK(m_logs[0].data, DATA); \
|
|
} while (false)
|
|
|
|
BOOST_FIXTURE_TEST_SUITE(ABIEncoderTest, SolidityExecutionFramework)
|
|
|
|
BOOST_AUTO_TEST_CASE(both_encoders_macro)
|
|
{
|
|
// This tests that the "both encoders macro" at least runs twice and
|
|
// modifies the source.
|
|
string sourceCode;
|
|
int runs = 0;
|
|
BOTH_ENCODERS(runs++;)
|
|
BOOST_CHECK(sourceCode == NewEncoderPragma);
|
|
BOOST_CHECK_EQUAL(runs, 2);
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(value_types)
|
|
{
|
|
string sourceCode = R"(
|
|
contract C {
|
|
event E(uint a, uint16 b, uint24 c, int24 d, bytes3 x, bool, C);
|
|
function f() public {
|
|
bytes6 x = hex"1bababababa2";
|
|
bool b;
|
|
assembly { b := 7 }
|
|
C c;
|
|
assembly { c := sub(0, 5) }
|
|
emit E(10, uint16(uint256(-2)), uint24(0x12121212), int24(int256(-1)), bytes3(x), b, c);
|
|
}
|
|
}
|
|
)";
|
|
BOTH_ENCODERS(
|
|
compileAndRun(sourceCode);
|
|
callContractFunction("f()");
|
|
REQUIRE_LOG_DATA(encodeArgs(
|
|
10, u256(65534), u256(0x121212), u256(-1), string("\x1b\xab\xab"), true, u160(u256(-5))
|
|
));
|
|
)
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(string_literal)
|
|
{
|
|
string sourceCode = R"(
|
|
contract C {
|
|
event E(string, bytes20, string);
|
|
function f() public {
|
|
emit E("abcdef", "abcde", "abcdefabcdefgehabcabcasdfjklabcdefabcedefghabcabcasdfjklabcdefabcdefghabcabcasdfjklabcdeefabcdefghabcabcasdefjklabcdefabcdefghabcabcasdfjkl");
|
|
}
|
|
}
|
|
)";
|
|
BOTH_ENCODERS(
|
|
compileAndRun(sourceCode);
|
|
callContractFunction("f()");
|
|
REQUIRE_LOG_DATA(encodeArgs(
|
|
0x60, string("abcde"), 0xa0,
|
|
6, string("abcdef"),
|
|
0x8b, string("abcdefabcdefgehabcabcasdfjklabcdefabcedefghabcabcasdfjklabcdefabcdefghabcabcasdfjklabcdeefabcdefghabcabcasdefjklabcdefabcdefghabcabcasdfjkl")
|
|
));
|
|
)
|
|
}
|
|
|
|
|
|
BOOST_AUTO_TEST_CASE(enum_type_cleanup)
|
|
{
|
|
string sourceCode = R"(
|
|
contract C {
|
|
enum E { A, B }
|
|
function f(uint x) public returns (E en) {
|
|
assembly { en := x }
|
|
}
|
|
}
|
|
)";
|
|
BOTH_ENCODERS(
|
|
compileAndRun(sourceCode);
|
|
BOOST_CHECK(callContractFunction("f(uint256)", 0) == encodeArgs(0));
|
|
BOOST_CHECK(callContractFunction("f(uint256)", 1) == encodeArgs(1));
|
|
BOOST_CHECK(callContractFunction("f(uint256)", 2) == encodeArgs());
|
|
)
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(conversion)
|
|
{
|
|
string sourceCode = R"(
|
|
contract C {
|
|
event E(bytes4, bytes4, uint16, uint8, int16, int8);
|
|
function f() public {
|
|
bytes2 x; assembly { x := 0xf1f2f3f400000000000000000000000000000000000000000000000000000000 }
|
|
uint8 a;
|
|
uint16 b = 0x1ff;
|
|
int8 c;
|
|
int16 d;
|
|
assembly { a := sub(0, 1) c := 0x0101ff d := 0xff01 }
|
|
emit E(bytes4(uint32(10)), x, a, uint8(b), c, int8(d));
|
|
}
|
|
}
|
|
)";
|
|
BOTH_ENCODERS(
|
|
compileAndRun(sourceCode);
|
|
callContractFunction("f()");
|
|
REQUIRE_LOG_DATA(encodeArgs(
|
|
string(3, 0) + string("\x0a"), string("\xf1\xf2"),
|
|
0xff, 0xff, u256(-1), u256(1)
|
|
));
|
|
)
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(memory_array_one_dim)
|
|
{
|
|
string sourceCode = R"(
|
|
contract C {
|
|
event E(uint a, int16[] b, uint c);
|
|
function f() public {
|
|
int16[] memory x = new int16[](3);
|
|
assembly {
|
|
for { let i := 0 } lt(i, 3) { i := add(i, 1) } {
|
|
mstore(add(x, mul(add(i, 1), 0x20)), add(0xfffffffe, i))
|
|
}
|
|
}
|
|
emit E(10, x, 11);
|
|
}
|
|
}
|
|
)";
|
|
|
|
if (!dev::test::Options::get().useABIEncoderV2)
|
|
{
|
|
compileAndRun(sourceCode);
|
|
callContractFunction("f()");
|
|
// The old encoder does not clean array elements.
|
|
REQUIRE_LOG_DATA(encodeArgs(10, 0x60, 11, 3, u256("0xfffffffe"), u256("0xffffffff"), u256("0x100000000")));
|
|
}
|
|
|
|
compileAndRun(NewEncoderPragma + sourceCode);
|
|
callContractFunction("f()");
|
|
REQUIRE_LOG_DATA(encodeArgs(10, 0x60, 11, 3, u256(-2), u256(-1), u256(0)));
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(memory_array_two_dim)
|
|
{
|
|
string sourceCode = R"(
|
|
contract C {
|
|
event E(uint a, int16[][2] b, uint c);
|
|
function f() public {
|
|
int16[][2] memory x;
|
|
x[0] = new int16[](3);
|
|
x[1] = new int16[](2);
|
|
x[0][0] = 7;
|
|
x[0][1] = int16(0x010203040506);
|
|
x[0][2] = -1;
|
|
x[1][0] = 4;
|
|
x[1][1] = 5;
|
|
emit E(10, x, 11);
|
|
}
|
|
}
|
|
)";
|
|
NEW_ENCODER(
|
|
compileAndRun(sourceCode);
|
|
callContractFunction("f()");
|
|
REQUIRE_LOG_DATA(encodeArgs(10, 0x60, 11, 0x40, 0xc0, 3, 7, 0x0506, u256(-1), 2, 4, 5));
|
|
)
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(memory_byte_array)
|
|
{
|
|
string sourceCode = R"(
|
|
contract C {
|
|
event E(uint a, bytes[] b, uint c);
|
|
function f() public {
|
|
bytes[] memory x = new bytes[](2);
|
|
x[0] = "abcabcdefghjklmnopqrsuvwabcdefgijklmnopqrstuwabcdefgijklmnoprstuvw";
|
|
x[1] = "abcdefghijklmnopqrtuvwabcfghijklmnopqstuvwabcdeghijklmopqrstuvw";
|
|
emit E(10, x, 11);
|
|
}
|
|
}
|
|
)";
|
|
NEW_ENCODER(
|
|
compileAndRun(sourceCode);
|
|
callContractFunction("f()");
|
|
REQUIRE_LOG_DATA(encodeArgs(
|
|
10, 0x60, 11,
|
|
2, 0x40, 0xc0,
|
|
66, string("abcabcdefghjklmnopqrsuvwabcdefgijklmnopqrstuwabcdefgijklmnoprstuvw"),
|
|
63, string("abcdefghijklmnopqrtuvwabcfghijklmnopqstuvwabcdeghijklmopqrstuvw")
|
|
));
|
|
)
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(storage_byte_array)
|
|
{
|
|
string sourceCode = R"(
|
|
contract C {
|
|
bytes short;
|
|
bytes long;
|
|
event E(bytes s, bytes l);
|
|
function f() public {
|
|
short = "123456789012345678901234567890a";
|
|
long = "ffff123456789012345678901234567890afffffffff123456789012345678901234567890a";
|
|
emit E(short, long);
|
|
}
|
|
}
|
|
)";
|
|
BOTH_ENCODERS(
|
|
compileAndRun(sourceCode);
|
|
callContractFunction("f()");
|
|
REQUIRE_LOG_DATA(encodeArgs(
|
|
0x40, 0x80,
|
|
31, string("123456789012345678901234567890a"),
|
|
75, string("ffff123456789012345678901234567890afffffffff123456789012345678901234567890a")
|
|
));
|
|
)
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(storage_array)
|
|
{
|
|
string sourceCode = R"(
|
|
contract C {
|
|
address[3] addr;
|
|
event E(address[3] a);
|
|
function f() public {
|
|
assembly {
|
|
sstore(0, sub(0, 1))
|
|
sstore(1, sub(0, 2))
|
|
sstore(2, sub(0, 3))
|
|
}
|
|
emit E(addr);
|
|
}
|
|
}
|
|
)";
|
|
BOTH_ENCODERS(
|
|
compileAndRun(sourceCode);
|
|
callContractFunction("f()");
|
|
REQUIRE_LOG_DATA(encodeArgs(u160(-1), u160(-2), u160(-3)));
|
|
)
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(storage_array_dyn)
|
|
{
|
|
string sourceCode = R"(
|
|
contract C {
|
|
address[] addr;
|
|
event E(address[] a);
|
|
function f() public {
|
|
addr.push(0x0000000000000000000000000000000000000001);
|
|
addr.push(0x0000000000000000000000000000000000000002);
|
|
addr.push(0x0000000000000000000000000000000000000003);
|
|
emit E(addr);
|
|
}
|
|
}
|
|
)";
|
|
BOTH_ENCODERS(
|
|
compileAndRun(sourceCode);
|
|
callContractFunction("f()");
|
|
REQUIRE_LOG_DATA(encodeArgs(0x20, 3, u160(1), u160(2), u160(3)));
|
|
)
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(storage_array_compact)
|
|
{
|
|
string sourceCode = R"(
|
|
contract C {
|
|
int72[] x;
|
|
event E(int72[]);
|
|
function f() public {
|
|
x.push(-1);
|
|
x.push(2);
|
|
x.push(-3);
|
|
x.push(4);
|
|
x.push(-5);
|
|
x.push(6);
|
|
x.push(-7);
|
|
x.push(8);
|
|
emit E(x);
|
|
}
|
|
}
|
|
)";
|
|
BOTH_ENCODERS(
|
|
compileAndRun(sourceCode);
|
|
callContractFunction("f()");
|
|
REQUIRE_LOG_DATA(encodeArgs(
|
|
0x20, 8, u256(-1), 2, u256(-3), 4, u256(-5), 6, u256(-7), 8
|
|
));
|
|
)
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(external_function)
|
|
{
|
|
string sourceCode = R"(
|
|
contract C {
|
|
event E(function(uint) external returns (uint), function(uint) external returns (uint));
|
|
function(uint) external returns (uint) g;
|
|
function f(uint) public returns (uint) {
|
|
g = this.f;
|
|
emit E(this.f, g);
|
|
}
|
|
}
|
|
)";
|
|
BOTH_ENCODERS(
|
|
compileAndRun(sourceCode);
|
|
callContractFunction("f(uint256)", u256(0));
|
|
string functionIdF = asString(m_contractAddress.ref()) + asString(FixedHash<4>(dev::keccak256("f(uint256)")).ref());
|
|
REQUIRE_LOG_DATA(encodeArgs(functionIdF, functionIdF));
|
|
)
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(external_function_cleanup)
|
|
{
|
|
string sourceCode = R"(
|
|
contract C {
|
|
event E(function(uint) external returns (uint), function(uint) external returns (uint));
|
|
// This test relies on the fact that g is stored in slot zero.
|
|
function(uint) external returns (uint) g;
|
|
function f(uint) public returns (uint) {
|
|
function(uint) external returns (uint)[1] memory h;
|
|
assembly { sstore(0, sub(0, 1)) mstore(h, sub(0, 1)) }
|
|
emit E(h[0], g);
|
|
}
|
|
}
|
|
)";
|
|
BOTH_ENCODERS(
|
|
compileAndRun(sourceCode);
|
|
callContractFunction("f(uint256)", u256(0));
|
|
REQUIRE_LOG_DATA(encodeArgs(string(24, char(-1)), string(24, char(-1))));
|
|
)
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(calldata)
|
|
{
|
|
string sourceCode = R"(
|
|
contract C {
|
|
event E(bytes);
|
|
function f(bytes calldata a) external {
|
|
emit E(a);
|
|
}
|
|
}
|
|
)";
|
|
string s("abcdef");
|
|
string t("abcdefgggggggggggggggggggggggggggggggggggggggghhheeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeggg");
|
|
BOTH_ENCODERS(
|
|
compileAndRun(sourceCode);
|
|
callContractFunction("f(bytes)", 0x20, s.size(), s);
|
|
REQUIRE_LOG_DATA(encodeArgs(0x20, s.size(), s));
|
|
callContractFunction("f(bytes)", 0x20, t.size(), t);
|
|
REQUIRE_LOG_DATA(encodeArgs(0x20, t.size(), t));
|
|
)
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(function_name_collision)
|
|
{
|
|
// This tests a collision between a function name used by inline assembly
|
|
// and by the ABI encoder
|
|
string sourceCode = R"(
|
|
contract C {
|
|
function f(uint x) public returns (uint) {
|
|
assembly {
|
|
function abi_encode_t_uint256_to_t_uint256() {
|
|
mstore(0, 7)
|
|
return(0, 0x20)
|
|
}
|
|
switch x
|
|
case 0 { abi_encode_t_uint256_to_t_uint256() }
|
|
}
|
|
return 1;
|
|
}
|
|
}
|
|
)";
|
|
BOTH_ENCODERS(
|
|
compileAndRun(sourceCode);
|
|
BOOST_CHECK(callContractFunction("f(uint256)", encodeArgs(0)) == encodeArgs(7));
|
|
BOOST_CHECK(callContractFunction("f(uint256)", encodeArgs(1)) == encodeArgs(1));
|
|
)
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(structs)
|
|
{
|
|
string sourceCode = R"(
|
|
contract C {
|
|
struct S { uint16 a; uint16 b; T[] sub; uint16 c; }
|
|
struct T { uint64[2] x; }
|
|
S s;
|
|
event e(uint16, S);
|
|
function f() public returns (uint, S memory) {
|
|
uint16 x = 7;
|
|
s.a = 8;
|
|
s.b = 9;
|
|
s.c = 10;
|
|
s.sub.length = 3;
|
|
s.sub[0].x[0] = 11;
|
|
s.sub[1].x[0] = 12;
|
|
s.sub[2].x[1] = 13;
|
|
emit e(x, s);
|
|
return (x, s);
|
|
}
|
|
}
|
|
)";
|
|
|
|
NEW_ENCODER(
|
|
compileAndRun(sourceCode, 0, "C");
|
|
bytes encoded = encodeArgs(
|
|
u256(7), 0x40,
|
|
8, 9, 0x80, 10,
|
|
3,
|
|
11, 0,
|
|
12, 0,
|
|
0, 13
|
|
);
|
|
BOOST_CHECK(callContractFunction("f()") == encoded);
|
|
REQUIRE_LOG_DATA(encoded);
|
|
BOOST_CHECK_EQUAL(m_logs[0].topics[0], dev::keccak256(string("e(uint16,(uint16,uint16,(uint64[2])[],uint16))")));
|
|
)
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(structs2)
|
|
{
|
|
string sourceCode = R"(
|
|
contract C {
|
|
enum E {A, B, C}
|
|
struct T { uint x; E e; uint8 y; }
|
|
struct S { C c; T[] t;}
|
|
function f() public returns (uint a, S[2] memory s1, S[] memory s2, uint b) {
|
|
a = 7;
|
|
b = 8;
|
|
s1[0].c = this;
|
|
s1[0].t = new T[](1);
|
|
s1[0].t[0].x = 0x11;
|
|
s1[0].t[0].e = E.B;
|
|
s1[0].t[0].y = 0x12;
|
|
s2 = new S[](2);
|
|
s2[1].c = C(0x1234);
|
|
s2[1].t = new T[](3);
|
|
s2[1].t[1].x = 0x21;
|
|
s2[1].t[1].e = E.C;
|
|
s2[1].t[1].y = 0x22;
|
|
}
|
|
}
|
|
)";
|
|
|
|
NEW_ENCODER(
|
|
compileAndRun(sourceCode, 0, "C");
|
|
ABI_CHECK(callContractFunction("f()"), encodeArgs(
|
|
7, 0x80, 0x1e0, 8,
|
|
// S[2] s1
|
|
0x40,
|
|
0x100,
|
|
// S s1[0]
|
|
u256(u160(m_contractAddress)),
|
|
0x40,
|
|
// T s1[0].t
|
|
1, // length
|
|
// s1[0].t[0]
|
|
0x11, 1, 0x12,
|
|
// S s1[1]
|
|
0, 0x40,
|
|
// T s1[1].t
|
|
0,
|
|
// S[] s2 (0x1e0)
|
|
2, // length
|
|
0x40, 0xa0,
|
|
// S s2[0]
|
|
0, 0x40, 0,
|
|
// S s2[1]
|
|
0x1234, 0x40,
|
|
// s2[1].t
|
|
3, // length
|
|
0, 0, 0,
|
|
0x21, 2, 0x22,
|
|
0, 0, 0
|
|
));
|
|
)
|
|
}
|
|
|
|
BOOST_AUTO_TEST_SUITE_END()
|
|
|
|
}
|
|
}
|
|
} // end namespaces
|