Merge pull request #2712 from ethereum/experimental-metadata

Store experimental flag in metadata CBOR
This commit is contained in:
Alex Beregszaszi
2017-08-11 17:21:08 +01:00
committed by GitHub
5 changed files with 80 additions and 13 deletions
+30
View File
@@ -38,6 +38,7 @@ BOOST_AUTO_TEST_CASE(metadata_stamp)
// Check that the metadata stamp is at the end of the runtime bytecode.
char const* sourceCode = R"(
pragma solidity >=0.0;
pragma experimental __testOnlyAnalysis;
contract test {
function g(function(uint) external returns (uint) x) {}
}
@@ -58,6 +59,35 @@ BOOST_AUTO_TEST_CASE(metadata_stamp)
BOOST_CHECK(std::equal(expectation.begin(), expectation.end(), bytecode.end() - metadataCBORSize - 2));
}
BOOST_AUTO_TEST_CASE(metadata_stamp_experimental)
{
// Check that the metadata stamp is at the end of the runtime bytecode.
char const* sourceCode = R"(
pragma solidity >=0.0;
pragma experimental __test;
contract test {
function g(function(uint) external returns (uint) x) {}
}
)";
CompilerStack compilerStack;
compilerStack.addSource("", std::string(sourceCode));
compilerStack.setOptimiserSettings(dev::test::Options::get().optimize);
ETH_TEST_REQUIRE_NO_THROW(compilerStack.compile(), "Compiling contract failed");
bytes const& bytecode = compilerStack.runtimeObject("test").bytecode;
std::string const& metadata = compilerStack.metadata("test");
BOOST_CHECK(dev::test::isValidMetadata(metadata));
bytes hash = dev::swarmHash(metadata).asBytes();
BOOST_REQUIRE(hash.size() == 32);
BOOST_REQUIRE(bytecode.size() >= 2);
size_t metadataCBORSize = (size_t(bytecode.end()[-2]) << 8) + size_t(bytecode.end()[-1]);
BOOST_REQUIRE(metadataCBORSize < bytecode.size() - 2);
bytes expectation =
bytes{0xa2, 0x65, 'b', 'z', 'z', 'r', '0', 0x58, 0x20} +
hash +
bytes{0x6c, 'e', 'x', 'p', 'e', 'r', 'i', 'm', 'e', 'n', 't', 'a', 'l', 0xf5};
BOOST_CHECK(std::equal(expectation.begin(), expectation.end(), bytecode.end() - metadataCBORSize - 2));
}
BOOST_AUTO_TEST_CASE(metadata_relevant_sources)
{
CompilerStack compilerStack;
@@ -6584,15 +6584,15 @@ BOOST_AUTO_TEST_CASE(experimental_pragma)
pragma experimental unsupportedName unsupportedName;
)";
CHECK_ERROR(text, SyntaxError, "Stray arguments.");
text = R"(
pragma experimental __test;
)";
CHECK_WARNING(text, "Experimental features are turned on. Do not use experimental features on live deployments.");
// text = R"(
// pragma experimental supportedName;
// pragma experimental __test;
// pragma experimental __test;
// )";
// CHECK_WARNING(text, "Experimental features are turned on. Do not use experimental features on live deployments.");
// text = R"(
// pragma experimental supportedName;
// pragma experimental supportedName;
// )";
// CHECK_ERROR(text, SyntaxError, "Duplicate experimental feature name.");
// CHECK_ERROR_ALLOW_MULTI(text, SyntaxError, "Duplicate experimental feature name.");
}
BOOST_AUTO_TEST_SUITE_END()