mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
Semantic tests.
This commit is contained in:
chriseth
parent
a8d0ef4bad
commit
7684d886ae
@ -30,6 +30,8 @@
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#include <libevmasm/Assembly.h>
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#include <libdevcore/Keccak256.h>
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#include <boost/test/unit_test.hpp>
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#include <functional>
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@ -13478,13 +13480,332 @@ BOOST_AUTO_TEST_CASE(abi_encodePacked)
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y[0] = "e";
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require(y[0] == "e");
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}
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function f4() public pure returns (bytes memory) {
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string memory x = "abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz";
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return abi.encodePacked(uint16(0x0701), x, uint16(0x1201));
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}
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function f_literal() public pure returns (bytes memory) {
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return abi.encodePacked(uint8(0x01), "abc", uint8(0x02));
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}
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function f_calldata() public pure returns (bytes memory) {
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return abi.encodePacked(uint8(0x01), msg.data, uint8(0x02));
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}
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}
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)";
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for (auto v2: {false, true})
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{
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compileAndRun(string(v2 ? "pragma experimental ABIEncoderV2;\n" : "") + sourceCode, 0, "C");
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ABI_CHECK(callContractFunction("f0()"), encodeArgs(0x20, 0));
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ABI_CHECK(callContractFunction("f1()"), encodeArgs(0x20, 2, "\x01\x02"));
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ABI_CHECK(callContractFunction("f2()"), encodeArgs(0x20, 5, "\x01" "abc" "\x02"));
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ABI_CHECK(callContractFunction("f3()"), encodeArgs(0x20, 5, "\x01" "abc" "\x02"));
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ABI_CHECK(callContractFunction("f4()"), encodeArgs(
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0x20,
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2 + 26 + 26 + 2,
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"\x07\x01" "abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz" "\x12\x01"
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));
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ABI_CHECK(callContractFunction("f_literal()"), encodeArgs(0x20, 5, "\x01" "abc" "\x02"));
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ABI_CHECK(callContractFunction("f_calldata()"), encodeArgs(0x20, 6, "\x01" "\xa5\xbf\xa1\xee" "\x02"));
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}
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}
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BOOST_AUTO_TEST_CASE(abi_encodePacked_from_storage)
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{
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char const* sourceCode = R"(
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contract C {
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uint24[9] small_fixed;
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int24[9] small_fixed_signed;
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uint24[] small_dyn;
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uint248[5] large_fixed;
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uint248[] large_dyn;
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bytes bytes_storage;
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function sf() public returns (bytes memory) {
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small_fixed[0] = 0xfffff1;
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small_fixed[2] = 0xfffff2;
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small_fixed[5] = 0xfffff3;
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small_fixed[8] = 0xfffff4;
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return abi.encodePacked(uint8(0x01), small_fixed, uint8(0x02));
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}
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function sd() public returns (bytes memory) {
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small_dyn.length = 9;
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small_dyn[0] = 0xfffff1;
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small_dyn[2] = 0xfffff2;
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small_dyn[5] = 0xfffff3;
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small_dyn[8] = 0xfffff4;
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return abi.encodePacked(uint8(0x01), small_dyn, uint8(0x02));
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}
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function sfs() public returns (bytes memory) {
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small_fixed_signed[0] = -2;
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small_fixed_signed[2] = 0xffff2;
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small_fixed_signed[5] = -200;
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small_fixed_signed[8] = 0xffff4;
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return abi.encodePacked(uint8(0x01), small_fixed_signed, uint8(0x02));
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}
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function lf() public returns (bytes memory) {
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large_fixed[0] = 2**248-1;
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large_fixed[1] = 0xfffff2;
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large_fixed[2] = 2**248-2;
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large_fixed[4] = 0xfffff4;
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return abi.encodePacked(uint8(0x01), large_fixed, uint8(0x02));
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}
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function ld() public returns (bytes memory) {
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large_dyn.length = 5;
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large_dyn[0] = 2**248-1;
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large_dyn[1] = 0xfffff2;
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large_dyn[2] = 2**248-2;
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large_dyn[4] = 0xfffff4;
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return abi.encodePacked(uint8(0x01), large_dyn, uint8(0x02));
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}
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function bytes_short() public returns (bytes memory) {
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bytes_storage = "abcd";
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return abi.encodePacked(uint8(0x01), bytes_storage, uint8(0x02));
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}
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function bytes_long() public returns (bytes memory) {
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bytes_storage = "0123456789012345678901234567890123456789";
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return abi.encodePacked(uint8(0x01), bytes_storage, uint8(0x02));
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}
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}
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)";
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for (auto v2: {false, true})
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{
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compileAndRun(string(v2 ? "pragma experimental ABIEncoderV2;\n" : "") + sourceCode, 0, "C");
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bytes payload = encodeArgs(0xfffff1, 0, 0xfffff2, 0, 0, 0xfffff3, 0, 0, 0xfffff4);
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bytes encoded = encodeArgs(0x20, 0x122, "\x01" + asString(payload) + "\x02");
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ABI_CHECK(callContractFunction("sf()"), encoded);
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ABI_CHECK(callContractFunction("sd()"), encoded);
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ABI_CHECK(callContractFunction("sfs()"), encodeArgs(0x20, 0x122, "\x01" + asString(encodeArgs(
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u256(-2), 0, 0xffff2, 0, 0, u256(-200), 0, 0, 0xffff4
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)) + "\x02"));
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payload = encodeArgs(
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u256("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"),
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0xfffff2,
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u256("0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe"),
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0,
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0xfffff4
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);
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ABI_CHECK(callContractFunction("lf()"), encodeArgs(0x20, 5 * 32 + 2, "\x01" + asString(encodeArgs(payload)) + "\x02"));
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ABI_CHECK(callContractFunction("ld()"), encodeArgs(0x20, 5 * 32 + 2, "\x01" + asString(encodeArgs(payload)) + "\x02"));
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ABI_CHECK(callContractFunction("bytes_short()"), encodeArgs(0x20, 6, "\x01" "abcd\x02"));
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ABI_CHECK(
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callContractFunction("bytes_long()"),
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encodeArgs(0x20, 42, "\x01" "0123456789012345678901234567890123456789\x02")
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);
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}
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}
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BOOST_AUTO_TEST_CASE(abi_encodePacked_from_memory)
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{
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char const* sourceCode = R"(
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contract C {
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function sf() public pure returns (bytes memory) {
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uint24[9] memory small_fixed;
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small_fixed[0] = 0xfffff1;
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small_fixed[2] = 0xfffff2;
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small_fixed[5] = 0xfffff3;
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small_fixed[8] = 0xfffff4;
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return abi.encodePacked(uint8(0x01), small_fixed, uint8(0x02));
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}
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function sd() public pure returns (bytes memory) {
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uint24[] memory small_dyn = new uint24[](9);
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small_dyn[0] = 0xfffff1;
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small_dyn[2] = 0xfffff2;
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small_dyn[5] = 0xfffff3;
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small_dyn[8] = 0xfffff4;
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return abi.encodePacked(uint8(0x01), small_dyn, uint8(0x02));
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}
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function sfs() public pure returns (bytes memory) {
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int24[9] memory small_fixed_signed;
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small_fixed_signed[0] = -2;
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small_fixed_signed[2] = 0xffff2;
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small_fixed_signed[5] = -200;
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small_fixed_signed[8] = 0xffff4;
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return abi.encodePacked(uint8(0x01), small_fixed_signed, uint8(0x02));
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}
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function lf() public pure returns (bytes memory) {
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uint248[5] memory large_fixed;
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large_fixed[0] = 2**248-1;
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large_fixed[1] = 0xfffff2;
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large_fixed[2] = 2**248-2;
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large_fixed[4] = 0xfffff4;
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return abi.encodePacked(uint8(0x01), large_fixed, uint8(0x02));
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}
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function ld() public pure returns (bytes memory) {
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uint248[] memory large_dyn = new uint248[](5);
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large_dyn[0] = 2**248-1;
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large_dyn[1] = 0xfffff2;
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large_dyn[2] = 2**248-2;
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large_dyn[4] = 0xfffff4;
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return abi.encodePacked(uint8(0x01), large_dyn, uint8(0x02));
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}
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}
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)";
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for (auto v2: {false, true})
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{
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compileAndRun(string(v2 ? "pragma experimental ABIEncoderV2;\n" : "") + sourceCode, 0, "C");
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bytes payload = encodeArgs(0xfffff1, 0, 0xfffff2, 0, 0, 0xfffff3, 0, 0, 0xfffff4);
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bytes encoded = encodeArgs(0x20, 0x122, "\x01" + asString(payload) + "\x02");
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ABI_CHECK(callContractFunction("sf()"), encoded);
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ABI_CHECK(callContractFunction("sd()"), encoded);
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ABI_CHECK(callContractFunction("sfs()"), encodeArgs(0x20, 0x122, "\x01" + asString(encodeArgs(
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u256(-2), 0, 0xffff2, 0, 0, u256(-200), 0, 0, 0xffff4
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)) + "\x02"));
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payload = encodeArgs(
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u256("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"),
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0xfffff2,
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u256("0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe"),
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0,
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0xfffff4
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);
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ABI_CHECK(callContractFunction("lf()"), encodeArgs(0x20, 5 * 32 + 2, "\x01" + asString(encodeArgs(payload)) + "\x02"));
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ABI_CHECK(callContractFunction("ld()"), encodeArgs(0x20, 5 * 32 + 2, "\x01" + asString(encodeArgs(payload)) + "\x02"));
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}
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}
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BOOST_AUTO_TEST_CASE(abi_encodePacked_functionPtr)
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{
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char const* sourceCode = R"(
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contract C {
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C other = C(0x1112131400000000000011121314000000000087);
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function testDirect() public view returns (bytes memory) {
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return abi.encodePacked(uint8(8), other.f, uint8(2));
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}
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function testFixedArray() public view returns (bytes memory) {
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function () external pure returns (bytes memory)[1] memory x;
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x[0] = other.f;
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return abi.encodePacked(uint8(8), x, uint8(2));
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}
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function testDynamicArray() public view returns (bytes memory) {
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function () external pure returns (bytes memory)[] memory x = new function() external pure returns (bytes memory)[](1);
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x[0] = other.f;
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return abi.encodePacked(uint8(8), x, uint8(2));
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}
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function f() public pure returns (bytes memory) {}
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}
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)";
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for (auto v2: {false, true})
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{
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compileAndRun(string(v2 ? "pragma experimental ABIEncoderV2;\n" : "") + sourceCode, 0, "C");
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string directEncoding = asString(fromHex("08" "1112131400000000000011121314000000000087" "26121ff0" "02"));
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ABI_CHECK(callContractFunction("testDirect()"), encodeArgs(0x20, directEncoding.size(), directEncoding));
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string arrayEncoding = asString(fromHex("08" "1112131400000000000011121314000000000087" "26121ff0" "0000000000000000" "02"));
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ABI_CHECK(callContractFunction("testFixedArray()"), encodeArgs(0x20, arrayEncoding.size(), arrayEncoding));
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ABI_CHECK(callContractFunction("testDynamicArray()"), encodeArgs(0x20, arrayEncoding.size(), arrayEncoding));
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}
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}
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BOOST_AUTO_TEST_CASE(abi_encodePackedV2_structs)
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{
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char const* sourceCode = R"(
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pragma experimental ABIEncoderV2;
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contract C {
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struct S {
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uint8 a;
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int16 b;
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uint8[2] c;
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int16[] d;
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}
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S s;
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event E(S indexed);
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constructor() public {
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s.a = 0x12;
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s.b = -7;
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s.c[0] = 2;
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s.c[1] = 3;
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s.d.length = 2;
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s.d[0] = -7;
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s.d[1] = -8;
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}
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function testStorage() public returns (bytes memory) {
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emit E(s);
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return abi.encodePacked(uint8(0x33), s, uint8(0x44));
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}
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function testMemory() public returns (bytes memory) {
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S memory m = s;
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emit E(m);
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return abi.encodePacked(uint8(0x33), m, uint8(0x44));
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}
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}
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)";
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compileAndRun(sourceCode, 0, "C");
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ABI_CHECK(callContractFunction("f0()"), encodeArgs(0x20, 0));
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ABI_CHECK(callContractFunction("f1()"), encodeArgs(0x20, 2, "\x01\x02"));
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ABI_CHECK(callContractFunction("f2()"), encodeArgs(0x20, 5, "\x01" "abc" "\x02"));
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ABI_CHECK(callContractFunction("f3()"), encodeArgs(0x20, 5, "\x01" "abc" "\x02"));
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bytes structEnc = encodeArgs(int(0x12), u256(-7), int(2), int(3), u256(-7), u256(-8));
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string encoding = "\x33" + asString(structEnc) + "\x44";
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ABI_CHECK(callContractFunction("testStorage()"), encodeArgs(0x20, encoding.size(), encoding));
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BOOST_REQUIRE_EQUAL(m_logs[0].topics.size(), 2);
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BOOST_CHECK_EQUAL(m_logs[0].topics[0], dev::keccak256(string("E((uint8,int16,uint8[2],int16[]))")));
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BOOST_CHECK_EQUAL(m_logs[0].topics[1], dev::keccak256(asString(structEnc)));
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ABI_CHECK(callContractFunction("testMemory()"), encodeArgs(0x20, encoding.size(), encoding));
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BOOST_REQUIRE_EQUAL(m_logs[0].topics.size(), 2);
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BOOST_CHECK_EQUAL(m_logs[0].topics[0], dev::keccak256(string("E((uint8,int16,uint8[2],int16[]))")));
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BOOST_CHECK_EQUAL(m_logs[0].topics[1], dev::keccak256(asString(structEnc)));
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}
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BOOST_AUTO_TEST_CASE(abi_encodePackedV2_nestedArray)
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{
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char const* sourceCode = R"(
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pragma experimental ABIEncoderV2;
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contract C {
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struct S {
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uint8 a;
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int16 b;
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}
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event E(S[2][][3] indexed);
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function testNestedArrays() public returns (bytes memory) {
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S[2][][3] memory x;
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x[1] = new S[2][](2);
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x[1][0][0].a = 1;
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x[1][0][0].b = 2;
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x[1][0][1].a = 3;
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x[1][1][1].b = 4;
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emit E(x);
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return abi.encodePacked(uint8(0x33), x, uint8(0x44));
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}
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}
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)";
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compileAndRun(sourceCode, 0, "C");
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bytes structEnc = encodeArgs(1, 2, 3, 0, 0, 0, 0, 4);
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string encoding = "\x33" + asString(structEnc) + "\x44";
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ABI_CHECK(callContractFunction("testNestedArrays()"), encodeArgs(0x20, encoding.size(), encoding));
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BOOST_REQUIRE_EQUAL(m_logs[0].topics.size(), 2);
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BOOST_CHECK_EQUAL(m_logs[0].topics[0], dev::keccak256(string("E((uint8,int16)[2][][3])")));
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BOOST_CHECK_EQUAL(m_logs[0].topics[1], dev::keccak256(asString(structEnc)));
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}
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BOOST_AUTO_TEST_CASE(abi_encodePackedV2_arrayOfStrings)
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{
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char const* sourceCode = R"(
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pragma experimental ABIEncoderV2;
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contract C {
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string[] x;
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event E(string[] indexed);
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constructor() public {
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x.length = 2;
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x[0] = "abc";
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x[1] = "0123456789012345678901234567890123456789";
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}
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function testStorage() public returns (bytes memory) {
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emit E(x);
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return abi.encodePacked(uint8(0x33), x, uint8(0x44));
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}
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function testMemory() public returns (bytes memory) {
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string[] memory y = x;
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emit E(y);
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return abi.encodePacked(uint8(0x33), y, uint8(0x44));
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}
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}
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)";
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compileAndRun(sourceCode, 0, "C");
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bytes arrayEncoding = encodeArgs("abc", "0123456789012345678901234567890123456789");
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// This pads to multiple of 32 bytes
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string encoding = "\x33" + asString(arrayEncoding) + "\x44";
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BOOST_CHECK_EQUAL(encoding.size(), 2 + 32 * 3);
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ABI_CHECK(callContractFunction("testStorage()"), encodeArgs(0x20, encoding.size(), encoding));
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BOOST_REQUIRE_EQUAL(m_logs[0].topics.size(), 2);
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BOOST_CHECK_EQUAL(m_logs[0].topics[0], dev::keccak256(string("E(string[])")));
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BOOST_CHECK_EQUAL(m_logs[0].topics[1], dev::keccak256(asString(arrayEncoding)));
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ABI_CHECK(callContractFunction("testMemory()"), encodeArgs(0x20, encoding.size(), encoding));
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BOOST_REQUIRE_EQUAL(m_logs[0].topics.size(), 2);
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BOOST_CHECK_EQUAL(m_logs[0].topics[0], dev::keccak256(string("E(string[])")));
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BOOST_CHECK_EQUAL(m_logs[0].topics[1], dev::keccak256(asString(arrayEncoding)));
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}
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BOOST_AUTO_TEST_CASE(abi_encode_with_selector)
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