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FunctionCallGraph: Tests for constants, immutables and accessing function selectors

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This commit is contained in:
Kamil Śliwak 2021-02-25 13:26:39 +01:00
parent 16db3a84f1
commit 186d14d97f
1 changed files with 157 additions and 0 deletions
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157
test/libsolidity/analysis/FunctionCallGraph.cpp
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@ -2000,6 +2000,163 @@ BOOST_AUTO_TEST_CASE(conversions_and_struct_array_constructors)
checkCallGraphExpectations(get<1>(graphs), expectedDeployedEdges);
}
BOOST_AUTO_TEST_CASE(immutable_initialization)
{
unique_ptr<CompilerStack> compilerStack = parseAndAnalyzeContracts(R"(
function free() pure returns (uint) { return 42; }
contract Base {
function ext() external pure returns (uint) { free(); }
function inr() internal pure returns (uint) { free(); }
}
contract C is Base {
uint immutable extImmutable = this.ext();
uint immutable inrImmutable = inr();
}
contract D is Base {
uint immutable extImmutable;
uint immutable inrImmutable;
constructor () {
extImmutable = this.ext();
inrImmutable = inr();
}
}
)"s);
tuple<CallGraphMap, CallGraphMap> graphs = collectGraphs(*compilerStack);
map<string, EdgeNames> expectedCreationEdges = {
{"Base", {}},
{"C", {
{"Entry", "function Base.inr()"},
{"function Base.inr()", "function free()"},
}},
{"D", {
{"Entry", "constructor of D"},
{"constructor of D", "function Base.inr()"},
{"function Base.inr()", "function free()"},
}},
};
map<string, EdgeNames> expectedDeployedEdges = {
{"Base", {
{"Entry", "function Base.ext()"},
{"function Base.ext()", "function free()"},
}},
{"C", {
{"Entry", "function Base.ext()"},
{"function Base.ext()", "function free()"},
}},
{"D", {
{"Entry", "function Base.ext()"},
{"function Base.ext()", "function free()"},
}},
};
checkCallGraphExpectations(get<0>(graphs), expectedCreationEdges);
checkCallGraphExpectations(get<1>(graphs), expectedDeployedEdges);
}
BOOST_AUTO_TEST_CASE(function_selector_access)
{
unique_ptr<CompilerStack> compilerStack = parseAndAnalyzeContracts(R"(
function free() pure {}
bytes4 constant extFreeConst = Base.ext.selector;
bytes4 constant pubFreeConst = Base.pub.selector;
contract Base {
function ext() external pure { free(); extFreeConst; }
function pub() public pure { free(); pubFreeConst; }
}
contract C is Base {
bytes4 constant extConst = Base.ext.selector;
bytes4 constant pubConst = Base.pub.selector;
}
contract D is Base {
bytes4 immutable extImmutable = Base.ext.selector;
bytes4 immutable pubImmutable = Base.pub.selector;
}
contract E is Base {
bytes4 extVar = Base.ext.selector;
bytes4 pubVar = Base.pub.selector;
}
contract F is Base {
function f() public pure returns (bytes4, bytes4) {
return (Base.ext.selector, Base.pub.selector);
}
}
library L {
bytes4 constant extConst = Base.ext.selector;
bytes4 constant pubConst = Base.pub.selector;
}
)"s);
tuple<CallGraphMap, CallGraphMap> graphs = collectGraphs(*compilerStack);
map<string, EdgeNames> expectedCreationEdges = {
{"Base", {}},
{"C", {}},
{"D", {
{"InternalDispatch", "function Base.pub()"},
{"function Base.pub()", "function free()"},
}},
{"E", {
{"InternalDispatch", "function Base.pub()"},
{"function Base.pub()", "function free()"},
}},
{"F", {}},
{"L", {}},
};
map<string, EdgeNames> expectedDeployedEdges = {
{"Base", {
{"Entry", "function Base.ext()"},
{"Entry", "function Base.pub()"},
{"function Base.ext()", "function free()"},
{"function Base.pub()", "function free()"},
}},
{"C", {
{"Entry", "function Base.ext()"},
{"Entry", "function Base.pub()"},
{"function Base.ext()", "function free()"},
{"function Base.pub()", "function free()"},
}},
{"D", {
{"InternalDispatch", "function Base.pub()"},
{"Entry", "function Base.ext()"},
{"Entry", "function Base.pub()"},
{"function Base.ext()", "function free()"},
{"function Base.pub()", "function free()"},
}},
{"E", {
{"InternalDispatch", "function Base.pub()"},
{"Entry", "function Base.ext()"},
{"Entry", "function Base.pub()"},
{"function Base.ext()", "function free()"},
{"function Base.pub()", "function free()"},
}},
{"F", {
{"InternalDispatch", "function Base.pub()"},
{"Entry", "function Base.ext()"},
{"Entry", "function Base.pub()"},
{"Entry", "function F.f()"},
{"function Base.ext()", "function free()"},
{"function Base.pub()", "function free()"},
}},
{"L", {}},
};
checkCallGraphExpectations(get<0>(graphs), expectedCreationEdges);
checkCallGraphExpectations(get<1>(graphs), expectedDeployedEdges);
}
BOOST_AUTO_TEST_SUITE_END()
} // namespace solidity::frontend::test