mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
130 lines
2.6 KiB
C++
130 lines
2.6 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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* @date 2017
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* Unit tests for the pruning of unused variables and functions.
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*/
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#include <test/libjulia/Common.h>
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#include <libjulia/optimiser/UnusedPruner.h>
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#include <libsolidity/inlineasm/AsmPrinter.h>
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#include <boost/test/unit_test.hpp>
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#include <boost/range/adaptors.hpp>
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#include <boost/algorithm/string/join.hpp>
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using namespace std;
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using namespace dev;
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using namespace dev::julia;
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using namespace dev::julia::test;
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using namespace dev::solidity;
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#define CHECK(_original, _expectation)\
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do\
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{\
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assembly::AsmPrinter p;\
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Block b = disambiguate(_original, false);\
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UnusedPruner::runUntilStabilised(b);\
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string result = p(b);\
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BOOST_CHECK_EQUAL(result, format(_expectation, false));\
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}\
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while(false)
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BOOST_AUTO_TEST_SUITE(YulUnusedPruner)
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BOOST_AUTO_TEST_CASE(smoke_test)
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{
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CHECK("{ }", "{ }");
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}
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BOOST_AUTO_TEST_CASE(trivial)
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{
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CHECK(
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"{ let a := 1 let b := 1 mstore(0, 1) }",
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"{ mstore(0, 1) }"
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);
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}
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BOOST_AUTO_TEST_CASE(multi_declarations)
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{
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CHECK(
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"{ let x, y }",
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"{ }"
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);
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}
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BOOST_AUTO_TEST_CASE(multi_assignments)
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{
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CHECK(
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"{ let x, y x := 1 y := 2 }",
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"{ let x, y x := 1 y := 2 }"
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);
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}
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BOOST_AUTO_TEST_CASE(multi_partial_assignments)
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{
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CHECK(
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"{ let x, y x := 1 }",
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"{ let x, y x := 1 }"
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);
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}
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BOOST_AUTO_TEST_CASE(functions)
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{
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CHECK(
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"{ function f() { let a := 1 } function g() { f() } }",
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"{ }"
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);
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}
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BOOST_AUTO_TEST_CASE(intermediate_assignment)
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{
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CHECK(
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"{ let a := 1 a := 4 let b := 1 }",
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"{ let a := 1 a := 4 }"
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);
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}
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BOOST_AUTO_TEST_CASE(intermediate_multi_assignment){
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CHECK(
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"{ let a, b function f() -> x { } a := f() b := 1 }",
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"{ let a, b function f() -> x { } a := f() b := 1 }"
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);
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}
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BOOST_AUTO_TEST_CASE(multi_declare)
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{
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CHECK(
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"{ function f() -> x, y { } let a, b := f() }",
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"{ function f() -> x, y { } let a, b := f() }"
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);
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}
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BOOST_AUTO_TEST_CASE(multi_assign)
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{
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CHECK(
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"{ let a let b function f() -> x, y { } a, b := f() }",
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"{ let a let b function f() -> x, y { } a, b := f() }"
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);
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}
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BOOST_AUTO_TEST_SUITE_END()
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