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			789 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			789 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
 | |
| 	This file is part of solidity.
 | |
| 
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| 	solidity is free software: you can redistribute it and/or modify
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| 	it under the terms of the GNU General Public License as published by
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| 	the Free Software Foundation, either version 3 of the License, or
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| 	(at your option) any later version.
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| 
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| 	solidity is distributed in the hope that it will be useful,
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| 	but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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| 	GNU General Public License for more details.
 | |
| 
 | |
| 	You should have received a copy of the GNU General Public License
 | |
| 	along with solidity.  If not, see <http://www.gnu.org/licenses/>.
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| */
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| // SPDX-License-Identifier: GPL-3.0
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| /**
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|  * Unit tests for Solidity's ABI encoder.
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|  */
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| 
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| #include <test/libsolidity/SolidityExecutionFramework.h>
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| 
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| #include <test/libsolidity/ABITestsCommon.h>
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| 
 | |
| #include <liblangutil/Exceptions.h>
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| 
 | |
| #include <boost/algorithm/string/replace.hpp>
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| #include <boost/test/unit_test.hpp>
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| 
 | |
| #include <functional>
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| #include <string>
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| #include <tuple>
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| 
 | |
| using namespace std;
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| using namespace std::placeholders;
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| using namespace solidity::util;
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| using namespace solidity::test;
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| 
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| namespace solidity::frontend::test
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| {
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| 
 | |
| #define REQUIRE_LOG_DATA(DATA) do { \
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| 	BOOST_REQUIRE_EQUAL(numLogs(), 1); \
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| 	BOOST_CHECK_EQUAL(logAddress(0), m_contractAddress); \
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| 	ABI_CHECK(logData(0), DATA); \
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| } while (false)
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| 
 | |
| BOOST_FIXTURE_TEST_SUITE(ABIEncoderTest, SolidityExecutionFramework)
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| 
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| BOOST_AUTO_TEST_CASE(both_encoders_macro)
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| {
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| 	// This tests that the "both encoders macro" at least runs twice and
 | |
| 	// modifies the source.
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| 	string sourceCode;
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| 	int runs = 0;
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| 	BOTH_ENCODERS(runs++;)
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| 	BOOST_CHECK(sourceCode == NewEncoderPragma);
 | |
| 	BOOST_CHECK_EQUAL(runs, 2);
 | |
| }
 | |
| 
 | |
| BOOST_AUTO_TEST_CASE(value_types)
 | |
| {
 | |
| 	string sourceCode = R"(
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| 		contract C {
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| 			event E(uint a, uint16 b, uint24 c, int24 d, bytes3 x, bool, C);
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| 			function f() public {
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| 				bytes6 x = hex"1bababababa2";
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| 				bool b;
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| 				assembly { b := 7 }
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| 				C c;
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| 				assembly { c := sub(0, 5) }
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| 				emit E(10, uint16(uint256(-2)), uint24(0x12121212), int24(int256(-1)), bytes3(x), b, c);
 | |
| 			}
 | |
| 		}
 | |
| 	)";
 | |
| 	BOTH_ENCODERS(
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| 		compileAndRun(sourceCode);
 | |
| 		callContractFunction("f()");
 | |
| 		REQUIRE_LOG_DATA(encodeArgs(
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| 			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 {
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| 			event E(string, bytes20, string);
 | |
| 			function f() public {
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| 				emit E("abcdef", "abcde", "abcdefabcdefgehabcabcasdfjklabcdefabcedefghabcabcasdfjklabcdefabcdefghabcabcasdfjklabcdeefabcdefghabcabcasdefjklabcdefabcdefghabcabcasdfjkl");
 | |
| 			}
 | |
| 		}
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| 	)";
 | |
| 	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)
 | |
| {
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| 	string sourceCode = R"(
 | |
| 		contract C {
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| 			enum E { A, B }
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| 			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)
 | |
| {
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| 	string sourceCode = R"(
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| 		contract C {
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| 			event E(bytes4, bytes4, uint16, uint8, int16, int8);
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| 			function f() public {
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| 				bytes2 x; assembly { x := 0xf1f2f3f400000000000000000000000000000000000000000000000000000000 }
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| 				uint8 a;
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| 				uint16 b = 0x1ff;
 | |
| 				int8 c;
 | |
| 				int16 d;
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| 				assembly { a := sub(0, 1) c := 0x0101ff d := 0xff01 }
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| 				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"),
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| 			0xff, 0xff, u256(-1), u256(1)
 | |
| 		));
 | |
| 	)
 | |
| }
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| 
 | |
| BOOST_AUTO_TEST_CASE(memory_array_one_dim)
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| {
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| 	string sourceCode = R"(
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| 		contract C {
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| 			event E(uint a, int16[] b, uint c);
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| 			function f() public {
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| 				int16[] memory x = new int16[](3);
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| 				assembly {
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| 					for { let i := 0 } lt(i, 3) { i := add(i, 1) } {
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| 						mstore(add(x, mul(add(i, 1), 0x20)), add(0xfffffffe, i))
 | |
| 					}
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| 				}
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| 				emit E(10, x, 11);
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| 			}
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| 		}
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| 	)";
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| 
 | |
| 	if (!solidity::test::CommonOptions::get().useABIEncoderV2)
 | |
| 	{
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| 		compileAndRun(sourceCode);
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| 		callContractFunction("f()");
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| 		// The old encoder does not clean array elements.
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| 		REQUIRE_LOG_DATA(encodeArgs(10, 0x60, 11, 3, u256("0xfffffffe"), u256("0xffffffff"), u256("0x100000000")));
 | |
| 	}
 | |
| 
 | |
| 	compileAndRun(NewEncoderPragma + sourceCode);
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| 	callContractFunction("f()");
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| 	REQUIRE_LOG_DATA(encodeArgs(10, 0x60, 11, 3, u256(-2), u256(-1), u256(0)));
 | |
| }
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| 
 | |
| BOOST_AUTO_TEST_CASE(memory_array_two_dim)
 | |
| {
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| 	string sourceCode = R"(
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| 		contract C {
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| 			event E(uint a, int16[][2] b, uint c);
 | |
| 			function f() public {
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| 				int16[][2] memory x;
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| 				x[0] = new int16[](3);
 | |
| 				x[1] = new int16[](2);
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| 				x[0][0] = 7;
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| 				x[0][1] = int16(0x010203040506);
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| 				x[0][2] = -1;
 | |
| 				x[1][0] = 4;
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| 				x[1][1] = 5;
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| 				emit E(10, x, 11);
 | |
| 			}
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| 		}
 | |
| 	)";
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| 	NEW_ENCODER(
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| 		compileAndRun(sourceCode);
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| 		callContractFunction("f()");
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| 		REQUIRE_LOG_DATA(encodeArgs(10, 0x60, 11, 0x40, 0xc0, 3, 7, 0x0506, u256(-1), 2, 4, 5));
 | |
| 	)
 | |
| }
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| 
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| BOOST_AUTO_TEST_CASE(memory_byte_array)
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| {
 | |
| 	string sourceCode = R"(
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| 		contract C {
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| 			event E(uint a, bytes[] b, uint c);
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| 			function f() public {
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| 				bytes[] memory x = new bytes[](2);
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| 				x[0] = "abcabcdefghjklmnopqrsuvwabcdefgijklmnopqrstuwabcdefgijklmnoprstuvw";
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| 				x[1] = "abcdefghijklmnopqrtuvwabcfghijklmnopqstuvwabcdeghijklmopqrstuvw";
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| 				emit E(10, x, 11);
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| 			}
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| 		}
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| 	)";
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| 	NEW_ENCODER(
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| 		compileAndRun(sourceCode);
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| 		callContractFunction("f()");
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| 		REQUIRE_LOG_DATA(encodeArgs(
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| 			10, 0x60, 11,
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| 			2, 0x40, 0xc0,
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| 			66, string("abcabcdefghjklmnopqrsuvwabcdefgijklmnopqrstuwabcdefgijklmnoprstuvw"),
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| 			63, string("abcdefghijklmnopqrtuvwabcfghijklmnopqstuvwabcdeghijklmopqrstuvw")
 | |
| 		));
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| 	)
 | |
| }
 | |
| 
 | |
| BOOST_AUTO_TEST_CASE(storage_byte_array)
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| {
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| 	string sourceCode = R"(
 | |
| 		contract C {
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| 			bytes short;
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| 			bytes long;
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| 			event E(bytes s, bytes l);
 | |
| 			function f() public {
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| 				short = "123456789012345678901234567890a";
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| 				long = "ffff123456789012345678901234567890afffffffff123456789012345678901234567890a";
 | |
| 				emit E(short, long);
 | |
| 			}
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| 		}
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| 	)";
 | |
| 	BOTH_ENCODERS(
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| 		compileAndRun(sourceCode);
 | |
| 		callContractFunction("f()");
 | |
| 		REQUIRE_LOG_DATA(encodeArgs(
 | |
| 			0x40, 0x80,
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| 			31, string("123456789012345678901234567890a"),
 | |
| 			75, string("ffff123456789012345678901234567890afffffffff123456789012345678901234567890a")
 | |
| 		));
 | |
| 	)
 | |
| }
 | |
| 
 | |
| BOOST_AUTO_TEST_CASE(storage_array)
 | |
| {
 | |
| 	string sourceCode = R"(
 | |
| 		contract C {
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| 			address[3] addr;
 | |
| 			event E(address[3] a);
 | |
| 			function f() public {
 | |
| 				assembly {
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| 					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)
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| {
 | |
| 	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>(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.push();
 | |
| 				s.sub.push();
 | |
| 				s.sub.push();
 | |
| 				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(logTopic(0, 0), 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_CASE(bool_arrays)
 | |
| {
 | |
| 	string sourceCode = R"(
 | |
| 		contract C {
 | |
| 			bool[] x;
 | |
| 			bool[4] y;
 | |
| 			event E(bool[], bool[4]);
 | |
| 			function f() public returns (bool[] memory, bool[4] memory) {
 | |
| 				x.push(true);
 | |
| 				x.push(false);
 | |
| 				x.push(true);
 | |
| 				x.push(false);
 | |
| 				y[0] = true;
 | |
| 				y[1] = false;
 | |
| 				y[2] = true;
 | |
| 				y[3] = false;
 | |
| 				emit E(x, y);
 | |
| 				return (x, y); // this copies to memory first
 | |
| 			}
 | |
| 		}
 | |
| 	)";
 | |
| 
 | |
| 	BOTH_ENCODERS(
 | |
| 		compileAndRun(sourceCode, 0, "C");
 | |
| 		bytes encoded = encodeArgs(
 | |
| 			0xa0, 1, 0, 1, 0,
 | |
| 			4, 1, 0, 1, 0
 | |
| 		);
 | |
| 		ABI_CHECK(callContractFunction("f()"), encoded);
 | |
| 		REQUIRE_LOG_DATA(encoded);
 | |
| 	)
 | |
| }
 | |
| 
 | |
| BOOST_AUTO_TEST_CASE(bool_arrays_split)
 | |
| {
 | |
| 	string sourceCode = R"(
 | |
| 		contract C {
 | |
| 			bool[] x;
 | |
| 			bool[4] y;
 | |
| 			event E(bool[], bool[4]);
 | |
| 			function store() public {
 | |
| 				x.push(true);
 | |
| 				x.push(false);
 | |
| 				x.push(true);
 | |
| 				x.push(false);
 | |
| 				y[0] = true;
 | |
| 				y[1] = false;
 | |
| 				y[2] = true;
 | |
| 				y[3] = false;
 | |
| 			}
 | |
| 			function f() public returns (bool[] memory, bool[4] memory) {
 | |
| 				emit E(x, y);
 | |
| 				return (x, y); // this copies to memory first
 | |
| 			}
 | |
| 		}
 | |
| 	)";
 | |
| 
 | |
| 	BOTH_ENCODERS(
 | |
| 		compileAndRun(sourceCode, 0, "C");
 | |
| 		bytes encoded = encodeArgs(
 | |
| 			0xa0, 1, 0, 1, 0,
 | |
| 			4, 1, 0, 1, 0
 | |
| 		);
 | |
| 		ABI_CHECK(callContractFunction("store()"), bytes{});
 | |
| 		ABI_CHECK(callContractFunction("f()"), encoded);
 | |
| 		REQUIRE_LOG_DATA(encoded);
 | |
| 	)
 | |
| }
 | |
| 
 | |
| BOOST_AUTO_TEST_CASE(bytesNN_arrays)
 | |
| {
 | |
| 	// This tests that encoding packed arrays from storage work correctly.
 | |
| 	string sourceCode = R"(
 | |
| 		contract C {
 | |
| 			bytes8[] x;
 | |
| 			bytesWIDTH[SIZE] y;
 | |
| 			event E(bytes8[], bytesWIDTH[SIZE]);
 | |
| 			function store() public {
 | |
| 				x.push("abc");
 | |
| 				x.push("def");
 | |
| 				for (uint i = 0; i < y.length; i ++)
 | |
| 					y[i] = bytesWIDTH(uintUINTWIDTH(i + 1));
 | |
| 			}
 | |
| 			function f() public returns (bytes8[] memory, bytesWIDTH[SIZE] memory) {
 | |
| 				emit E(x, y);
 | |
| 				return (x, y); // this copies to memory first
 | |
| 			}
 | |
| 		}
 | |
| 	)";
 | |
| 
 | |
| 	BOTH_ENCODERS(
 | |
| 		for (size_t size = 1; size < 15; size++)
 | |
| 		{
 | |
| 			for (size_t width: {1u, 2u, 4u, 5u, 7u, 15u, 16u, 17u, 31u, 32u})
 | |
| 			{
 | |
| 				string source = boost::algorithm::replace_all_copy(sourceCode, "SIZE", to_string(size));
 | |
| 				source = boost::algorithm::replace_all_copy(source, "UINTWIDTH", to_string(width * 8));
 | |
| 				source = boost::algorithm::replace_all_copy(source, "WIDTH", to_string(width));
 | |
| 				compileAndRun(source, 0, "C");
 | |
| 				ABI_CHECK(callContractFunction("store()"), bytes{});
 | |
| 				vector<u256> arr;
 | |
| 				for (size_t i = 0; i < size; i ++)
 | |
| 					arr.emplace_back(u256(i + 1) << (8 * (32 - width)));
 | |
| 				bytes encoded = encodeArgs(
 | |
| 					0x20 * (1 + size), arr,
 | |
| 					2, "abc", "def"
 | |
| 				);
 | |
| 				ABI_CHECK(callContractFunction("f()"), encoded);
 | |
| 				REQUIRE_LOG_DATA(encoded);
 | |
| 			}
 | |
| 		}
 | |
| 	)
 | |
| }
 | |
| 
 | |
| BOOST_AUTO_TEST_CASE(bytesNN_arrays_dyn)
 | |
| {
 | |
| 	// This tests that encoding packed arrays from storage work correctly.
 | |
| 	string sourceCode = R"(
 | |
| 		contract C {
 | |
| 			bytes8[] x;
 | |
| 			bytesWIDTH[] y;
 | |
| 			event E(bytesWIDTH[], bytes8[]);
 | |
| 			function store() public {
 | |
| 				x.push("abc");
 | |
| 				x.push("def");
 | |
| 				for (uint i = 0; i < SIZE; i ++)
 | |
| 					y.push(bytesWIDTH(uintUINTWIDTH(i + 1)));
 | |
| 			}
 | |
| 			function f() public returns (bytesWIDTH[] memory, bytes8[] memory) {
 | |
| 				emit E(y, x);
 | |
| 				return (y, x); // this copies to memory first
 | |
| 			}
 | |
| 		}
 | |
| 	)";
 | |
| 
 | |
| 	BOTH_ENCODERS(
 | |
| 		for (size_t size = 0; size < 15; size++)
 | |
| 		{
 | |
| 			for (size_t width: {1u, 2u, 4u, 5u, 7u, 15u, 16u, 17u, 31u, 32u})
 | |
| 			{
 | |
| 				string source = boost::algorithm::replace_all_copy(sourceCode, "SIZE", to_string(size));
 | |
| 				source = boost::algorithm::replace_all_copy(source, "UINTWIDTH", to_string(width * 8));
 | |
| 				source = boost::algorithm::replace_all_copy(source, "WIDTH", to_string(width));
 | |
| 				compileAndRun(source, 0, "C");
 | |
| 				ABI_CHECK(callContractFunction("store()"), bytes{});
 | |
| 				vector<u256> arr;
 | |
| 				for (size_t i = 0; i < size; i ++)
 | |
| 					arr.emplace_back(u256(i + 1) << (8 * (32 - width)));
 | |
| 				bytes encoded = encodeArgs(
 | |
| 					0x20 * 2, 0x20 * (3 + size),
 | |
| 					size, arr,
 | |
| 					2, "abc", "def"
 | |
| 				);
 | |
| 				ABI_CHECK(callContractFunction("f()"), encoded);
 | |
| 				REQUIRE_LOG_DATA(encoded);
 | |
| 			}
 | |
| 		}
 | |
| 	)
 | |
| }
 | |
| 
 | |
| BOOST_AUTO_TEST_CASE(packed_structs)
 | |
| {
 | |
| 	string sourceCode = R"(
 | |
| 		contract C {
 | |
| 			struct S { bool a; int8 b; function() external g; bytes3 d; int8 e; }
 | |
| 			S s;
 | |
| 			event E(S);
 | |
| 			function store() public {
 | |
| 				s.a = false;
 | |
| 				s.b = -5;
 | |
| 				s.g = this.g;
 | |
| 				s.d = 0x010203;
 | |
| 				s.e = -3;
 | |
| 			}
 | |
| 			function f() public returns (S memory) {
 | |
| 				emit E(s);
 | |
| 				return s; // this copies to memory first
 | |
| 			}
 | |
| 			function g() public pure {}
 | |
| 		}
 | |
| 	)";
 | |
| 
 | |
| 	NEW_ENCODER(
 | |
| 		compileAndRun(sourceCode, 0, "C");
 | |
| 		ABI_CHECK(callContractFunction("store()"), bytes{});
 | |
| 		bytes fun = m_contractAddress.asBytes() + fromHex("0xe2179b8e");
 | |
| 		bytes encoded = encodeArgs(
 | |
| 			0, u256(-5), asString(fun), "\x01\x02\x03", u256(-3)
 | |
| 		);
 | |
| 		ABI_CHECK(callContractFunction("f()"), encoded);
 | |
| 		REQUIRE_LOG_DATA(encoded);
 | |
| 	)
 | |
| }
 | |
| 
 | |
| 
 | |
| BOOST_AUTO_TEST_CASE(struct_in_constructor)
 | |
| {
 | |
| 	string sourceCode = R"(
 | |
| 		contract C {
 | |
| 			struct S {
 | |
| 				string a;
 | |
| 				uint8 b;
 | |
| 				string c;
 | |
| 			}
 | |
| 			S public x;
 | |
| 			constructor(S memory s) { x = s; }
 | |
| 		}
 | |
| 	)";
 | |
| 
 | |
| 	NEW_ENCODER(
 | |
| 		compileAndRun(sourceCode, 0, "C", encodeArgs(0x20, 0x60, 0x03, 0x80, 0x00, 0x00));
 | |
| 		ABI_CHECK(callContractFunction("x()"), encodeArgs(0x60, 0x03, 0x80, 0x00, 0x00));
 | |
| 	)
 | |
| }
 | |
| 
 | |
| BOOST_AUTO_TEST_CASE(struct_in_constructor_indirect)
 | |
| {
 | |
| 	string sourceCode = R"(
 | |
| 		contract C {
 | |
| 			struct S {
 | |
| 				string a;
 | |
| 				uint8 b;
 | |
| 				string c;
 | |
| 			}
 | |
| 			S public x;
 | |
| 			constructor(S memory s) { x = s; }
 | |
| 		}
 | |
| 
 | |
| 		contract D {
 | |
| 			function f() public returns (string memory, uint8, string memory) {
 | |
| 				C.S memory s;
 | |
| 				s.a = "abc";
 | |
| 				s.b = 7;
 | |
| 				s.c = "def";
 | |
| 				C c = new C(s);
 | |
| 				return c.x();
 | |
| 			}
 | |
| 		}
 | |
| 	)";
 | |
| 	if (solidity::test::CommonOptions::get().evmVersion().supportsReturndata())
 | |
| 	{
 | |
| 		NEW_ENCODER(
 | |
| 			compileAndRun(sourceCode, 0, "D");
 | |
| 			ABI_CHECK(callContractFunction("f()"), encodeArgs(0x60, 7, 0xa0, 3, "abc", 3, "def"));
 | |
| 		)
 | |
| 	}
 | |
| }
 | |
| 
 | |
| BOOST_AUTO_TEST_CASE(struct_in_constructor_data_short)
 | |
| {
 | |
| 	string sourceCode = R"(
 | |
| 		contract C {
 | |
| 			struct S {
 | |
| 				string a;
 | |
| 				uint8 b;
 | |
| 				string c;
 | |
| 			}
 | |
| 			S public x;
 | |
| 			constructor(S memory s) { x = s; }
 | |
| 		}
 | |
| 	)";
 | |
| 
 | |
| 	NEW_ENCODER(
 | |
| 		BOOST_CHECK(
 | |
| 			compileAndRunWithoutCheck({{"", sourceCode}}, 0, "C", encodeArgs(0x20, 0x60, 0x03, 0x80, 0x00)).empty()
 | |
| 		);
 | |
| 	)
 | |
| }
 | |
| 
 | |
| BOOST_AUTO_TEST_SUITE_END()
 | |
| 
 | |
| } // end namespaces
 |