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			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(IuliaUnusedPruner)
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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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