solidity/test/libsolidity/smtCheckerTests/try_catch/try_public_var_mapping.sol
2022-01-12 15:13:34 +01:00

26 lines
621 B
Solidity

contract C {
mapping (uint => uint[]) public m;
constructor() {
m[0].push();
m[0].push();
m[0][1] = 42;
}
function f() public view {
try this.m(0,1) returns (uint y) {
assert(y == m[0][1]); // should hold
}
catch {
assert(m[0][1] == 42); // should hold
assert(m[0][1] == 1); // should fail
}
}
}
// ====
// SMTEngine: all
// SMTIgnoreOS: macos
// ----
// Warning 6328: (280-300): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
// Info 1180: Contract invariant(s) for :C:\n!(m[0].length <= 1)\n(!(m[0][1] >= 43) && !(m[0][1] <= 41))\n