mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
117 lines
2.5 KiB
C++
117 lines
2.5 KiB
C++
/*
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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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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.
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You should have received a copy of the GNU General Public License
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along with solidity. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* Unit tests for the code metrics.
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*/
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#include <test/Options.h>
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#include <test/libyul/Common.h>
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#include <libyul/optimiser/Metrics.h>
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#include <libyul/AsmData.h>
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using namespace std;
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using namespace langutil;
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namespace yul
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{
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namespace test
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{
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namespace
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{
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size_t codeSize(string const& _source)
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{
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shared_ptr<Block> ast = parse(_source, false).first;
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BOOST_REQUIRE(ast);
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return CodeSize::codeSize(*ast);
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}
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}
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BOOST_AUTO_TEST_SUITE(YulCodeSize)
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BOOST_AUTO_TEST_CASE(empty_code)
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{
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BOOST_CHECK_EQUAL(codeSize("{}"), 0);
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}
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BOOST_AUTO_TEST_CASE(nested_blocks)
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{
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BOOST_CHECK_EQUAL(codeSize("{ {} {} {{ }} }"), 0);
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}
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BOOST_AUTO_TEST_CASE(instruction)
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{
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BOOST_CHECK_EQUAL(codeSize("{ pop(calldatasize()) }"), 2);
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}
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BOOST_AUTO_TEST_CASE(variables_are_free)
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{
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BOOST_CHECK_EQUAL(codeSize("{ let x let y let a, b, c }"), 0);
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}
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BOOST_AUTO_TEST_CASE(constants_cost_one)
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{
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BOOST_CHECK_EQUAL(codeSize("{ let x := 3 }"), 1);
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}
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BOOST_AUTO_TEST_CASE(functions_are_skipped)
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{
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BOOST_CHECK_EQUAL(codeSize("{ function f(x) -> r { r := mload(x) } }"), 0);
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}
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BOOST_AUTO_TEST_CASE(function_with_arguments)
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{
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BOOST_CHECK_EQUAL(codeSize("{ function f(x) { sstore(x, 2) } f(2) }"), 2);
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}
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BOOST_AUTO_TEST_CASE(function_with_variables_as_arguments)
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{
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BOOST_CHECK_EQUAL(codeSize("{ function f(x) { sstore(x, 2) } let y f(y) }"), 1);
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}
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BOOST_AUTO_TEST_CASE(function_with_variables_and_constants_as_arguments)
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{
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BOOST_CHECK_EQUAL(codeSize(
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"{ function f(x, r) -> z { sstore(x, r) z := r } let y let t := f(y, 2) }"
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), 2);
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}
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BOOST_AUTO_TEST_CASE(assignment)
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{
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BOOST_CHECK_EQUAL(codeSize("{ let a a := 3 }"), 1);
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}
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BOOST_AUTO_TEST_CASE(assignments_between_vars_are_free)
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{
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BOOST_CHECK_EQUAL(codeSize("{ let a let b := a a := b }"), 0);
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}
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BOOST_AUTO_TEST_CASE(assignment_complex)
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{
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BOOST_CHECK_EQUAL(codeSize("{ let a let x := mload(a) a := sload(x) }"), 2);
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}
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BOOST_AUTO_TEST_SUITE_END()
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}
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}
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