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Allow returning metadata in StandardCompiler without compilation

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This commit is contained in:
Alex Beregszaszi
2019-03-04 16:19:55 +01:00
committed by chriseth
parent 26ca144647
commit fcbb8ec51c
3 changed files with 64 additions and 2 deletions
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test/libsolidity/StandardCompiler.cpp
+62
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@@ -1015,6 +1015,68 @@ BOOST_AUTO_TEST_CASE(optimizer_settings_details_different)
BOOST_CHECK(optimizer["runs"].asUInt() == 600);
}
BOOST_AUTO_TEST_CASE(metadata_without_compilation)
{
// NOTE: the contract code here should fail to compile due to "out of stack"
// If the metadata is successfully returned, that means no compilation was attempted.
char const* input = R"(
{
"language": "Solidity",
"settings": {
"outputSelection": {
"fileA": { "A": [ "metadata" ] }
}
},
"sources": {
"fileA": {
"content": "contract A {
function x(uint a, uint b, uint c, uint d, uint e, uint f, uint g, uint h, uint i, uint j, uint k, uint l, uint m, uint n, uint o, uint p) pure public {}
function y() pure public {
uint a; uint b; uint c; uint d; uint e; uint f; uint g; uint h; uint i; uint j; uint k; uint l; uint m; uint n; uint o; uint p;
x(a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p);
}
}"
}
}
}
)";
Json::Value result = compile(input);
BOOST_CHECK(containsAtMostWarnings(result));
Json::Value contract = getContractResult(result, "fileA", "A");
BOOST_CHECK(contract.isObject());
BOOST_CHECK(contract["metadata"].isString());
BOOST_CHECK(dev::test::isValidMetadata(contract["metadata"].asString()));
}
BOOST_AUTO_TEST_CASE(common_pattern)
{
char const* input = R"(
{
"language": "Solidity",
"settings": {
"outputSelection": {
"*": {
"*": [ "evm.bytecode.object", "metadata" ]
}
}
},
"sources": {
"fileA": {
"content": "contract A { function f() pure public {} }"
}
}
}
)";
Json::Value result = compile(input);
BOOST_CHECK(containsAtMostWarnings(result));
Json::Value contract = getContractResult(result, "fileA", "A");
BOOST_CHECK(contract.isObject());
BOOST_CHECK(contract["metadata"].isString());
BOOST_CHECK(dev::test::isValidMetadata(contract["metadata"].asString()));
BOOST_CHECK(contract["evm"]["bytecode"].isObject());
BOOST_CHECK(contract["evm"]["bytecode"]["object"].isString());
}
BOOST_AUTO_TEST_SUITE_END()
}