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Type checking for pure expressions.

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This commit is contained in:
chriseth
2017-03-13 13:30:21 +01:00
parent bde913f088
commit f39763e91c
5 changed files with 88 additions and 28 deletions
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test/libsolidity/SolidityNameAndTypeResolution.cpp
+20 -10
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@@ -2180,7 +2180,18 @@ BOOST_AUTO_TEST_CASE(assigning_state_to_const_variable)
address constant x = msg.sender;
}
)";
CHECK_ERROR(text, TypeError, "Expression is not compile-time constant.");
CHECK_ERROR(text, TypeError, "Initial value for constant variable has to be compile-time constant.");
}
BOOST_AUTO_TEST_CASE(assign_constant_function_value_to_constant)
{
char const* text = R"(
contract C {
function () constant returns (uint) x;
uint constant y = x();
}
)";
CHECK_ERROR(text, TypeError, "Initial value for constant variable has to be compile-time constant.");
}
BOOST_AUTO_TEST_CASE(assignment_to_const_var_involving_conversion)
@@ -2197,7 +2208,7 @@ BOOST_AUTO_TEST_CASE(assignment_to_const_var_involving_expression)
{
char const* text = R"(
contract C {
uint constant x = 0x123 + 9x456;
uint constant x = 0x123 + 0x456;
}
)";
CHECK_SUCCESS(text);
@@ -2207,7 +2218,7 @@ BOOST_AUTO_TEST_CASE(assignment_to_const_var_involving_keccak)
{
char const* text = R"(
contract C {
bytes32 constant x = keccak("abc");
bytes32 constant x = keccak256("abc");
}
)";
CHECK_SUCCESS(text);
@@ -2217,22 +2228,21 @@ BOOST_AUTO_TEST_CASE(assignment_to_const_array_vars)
{
char const* text = R"(
contract C {
uint[3] memory constant x = [1, 2, 3];
uint[3] constant x = [uint(1), 2, 3];
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(complex_const_variable)
BOOST_AUTO_TEST_CASE(constant_struct)
{
//for now constant specifier is valid only for uint bytesXX and enums
char const* text = R"(
contract Foo {
mapping(uint => bool) x;
mapping(uint => bool) constant mapVar = x;
contract C {
struct S { uint x; uint[] y; }
S constant x = S(5, new uint[](4));
}
)";
CHECK_ERROR(text, TypeError, "");
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(uninitialized_const_variable)