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Compilation of function modifiers.

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This commit is contained in:
Christian
2015-01-26 10:23:39 +01:00
parent c86a46b84d
commit 67073948af
3 changed files with 76 additions and 12 deletions
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SolidityEndToEndTest.cpp
+61 -11
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@@ -1653,22 +1653,72 @@ BOOST_AUTO_TEST_CASE(constructor_argument_overriding)
BOOST_AUTO_TEST_CASE(function_modifier)
{
char const* sourceCode = R"(
contract BaseBase {
uint m_a;
function BaseBase(uint a) {
m_a = a;
}
}
contract Base is BaseBase(2) { }
contract Derived is Base, BaseBase(3) {
function getA() returns (uint r) { return m_a; }
contract C {
function getOne() nonFree returns (uint r) { return 1; }
modifier nonFree { if (msg.value > 0) _ }
}
)";
compileAndRun(sourceCode, 0, "Derived");
BOOST_CHECK(callContractFunction("getA()") == encodeArgs(3));
compileAndRun(sourceCode);
BOOST_CHECK(callContractFunction("getOne()") == encodeArgs(0));
BOOST_CHECK(callContractFunctionWithValue("getOne()", 1) == encodeArgs(1));
}
BOOST_AUTO_TEST_CASE(function_modifier_local_variables)
{
char const* sourceCode = R"(
contract C {
modifier mod1 { var a = 1; var b = 2; _ }
modifier mod2(bool a) { if (a) return; else _ }
function f(bool a) mod1 mod2(a) returns (uint r) { return 3; }
}
)";
compileAndRun(sourceCode);
BOOST_CHECK(callContractFunction("f(bool)", true) == encodeArgs(0));
BOOST_CHECK(callContractFunction("f(bool)", false) == encodeArgs(3));
}
BOOST_AUTO_TEST_CASE(function_modifier_loop)
{
char const* sourceCode = R"(
contract C {
modifier repeat(uint count) { for (var i = 0; i < count; ++i) _ }
function f() repeat(10) returns (uint r) { r += 1; }
}
)";
compileAndRun(sourceCode);
BOOST_CHECK(callContractFunction("f()") == encodeArgs(10));
}
BOOST_AUTO_TEST_CASE(function_modifier_multi_invocation)
{
char const* sourceCode = R"(
contract C {
modifier repeat(bool twice) { if (twice) _ _ }
function f(bool twice) repeat(twice) returns (uint r) { r += 1; }
}
)";
compileAndRun(sourceCode);
BOOST_CHECK(callContractFunction("f(bool)", false) == encodeArgs(1));
BOOST_CHECK(callContractFunction("f(bool)", true) == encodeArgs(2));
}
BOOST_AUTO_TEST_CASE(function_modifier_multi_with_return)
{
// Here, the explicit return prevents the second execution
char const* sourceCode = R"(
contract C {
modifier repeat(bool twice) { if (twice) _ _ }
function f(bool twice) repeat(twice) returns (uint r) { r += 1; return r; }
}
)";
compileAndRun(sourceCode);
BOOST_CHECK(callContractFunction("f(bool)", false) == encodeArgs(1));
BOOST_CHECK(callContractFunction("f(bool)", true) == encodeArgs(1));
}
// modifier overriding
// functions called by modifiers used by constructor need to be pulled into the creation context
BOOST_AUTO_TEST_SUITE_END()