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solidity/test/libsolidity/SolidityNameAndTypeResolution.cpp

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/*
This file is part of cpp-ethereum.
cpp-ethereum is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
cpp-ethereum is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @author Christian <c@ethdev.com>
* @date 2014
* Unit tests for the name and type resolution of the solidity parser.
*/
#include <string>
#include <libdevcore/Log.h>
#include <libdevcore/SHA3.h>
#include <libsolidity/parsing/Scanner.h>
#include <libsolidity/parsing/Parser.h>
#include <libsolidity/analysis/NameAndTypeResolver.h>
#include <libsolidity/interface/Exceptions.h>
#include <libsolidity/analysis/GlobalContext.h>
#include <libsolidity/analysis/TypeChecker.h>
#include "../TestHelper.h"
using namespace std;
namespace dev
{
namespace solidity
{
namespace test
{
namespace
{
pair<ASTPointer<SourceUnit>, std::shared_ptr<Error::Type const>>
parseAnalyseAndReturnError(string const& _source, bool _reportWarnings = false)
{
ErrorList errors;
Parser parser(errors);
ASTPointer<SourceUnit> sourceUnit;
// catch exceptions for a transition period
try
{
sourceUnit = parser.parse(std::make_shared<Scanner>(CharStream(_source)));
if(!sourceUnit)
return make_pair(sourceUnit, nullptr);
std::shared_ptr<GlobalContext> globalContext = make_shared<GlobalContext>();
NameAndTypeResolver resolver(globalContext->declarations(), errors);
solAssert(Error::containsOnlyWarnings(errors), "");
resolver.registerDeclarations(*sourceUnit);
bool success = true;
for (ASTPointer<ASTNode> const& node: sourceUnit->nodes())
if (ContractDefinition* contract = dynamic_cast<ContractDefinition*>(node.get()))
{
globalContext->setCurrentContract(*contract);
resolver.updateDeclaration(*globalContext->currentThis());
resolver.updateDeclaration(*globalContext->currentSuper());
if (!resolver.resolveNamesAndTypes(*contract))
success = false;
}
if (success)
for (ASTPointer<ASTNode> const& node: sourceUnit->nodes())
if (ContractDefinition* contract = dynamic_cast<ContractDefinition*>(node.get()))
{
globalContext->setCurrentContract(*contract);
resolver.updateDeclaration(*globalContext->currentThis());
TypeChecker typeChecker(errors);
bool success = typeChecker.checkTypeRequirements(*contract);
BOOST_CHECK(success || !errors.empty());
}
for (auto const& currentError: errors)
{
if (
(_reportWarnings && currentError->type() == Error::Type::Warning) ||
(!_reportWarnings && currentError->type() != Error::Type::Warning)
)
return make_pair(sourceUnit, std::make_shared<Error::Type const>(currentError->type()));
}
}
catch (Error const& _e)
{
return make_pair(sourceUnit, std::make_shared<Error::Type const>(_e.type()));
}
catch (Exception const& _exception)
{
return make_pair(sourceUnit, nullptr);
}
return make_pair(sourceUnit, nullptr);
}
ASTPointer<SourceUnit> parseAndAnalyse(string const& _source)
{
auto sourceAndError = parseAnalyseAndReturnError(_source);
BOOST_REQUIRE(!!sourceAndError.first);
BOOST_REQUIRE(!sourceAndError.second);
return sourceAndError.first;
}
bool success(string const& _source)
{
return !parseAnalyseAndReturnError(_source).second;
}
Error::Type expectError(std::string const& _source, bool _warning = false)
{
auto sourceAndError = parseAnalyseAndReturnError(_source, _warning);
BOOST_REQUIRE(!!sourceAndError.second);
BOOST_REQUIRE(!!sourceAndError.first);
return *sourceAndError.second;
}
static ContractDefinition const* retrieveContract(ASTPointer<SourceUnit> _source, unsigned index)
{
ContractDefinition* contract;
unsigned counter = 0;
for (ASTPointer<ASTNode> const& node: _source->nodes())
if ((contract = dynamic_cast<ContractDefinition*>(node.get())) && counter == index)
return contract;
return nullptr;
}
static FunctionTypePointer retrieveFunctionBySignature(
ContractDefinition const* _contract,
std::string const& _signature
)
{
FixedHash<4> hash(dev::sha3(_signature));
return _contract->interfaceFunctions()[hash];
}
}
BOOST_AUTO_TEST_SUITE(SolidityNameAndTypeResolution)
BOOST_AUTO_TEST_CASE(smoke_test)
{
char const* text = "contract test {\n"
" uint256 stateVariable1;\n"
" function fun(uint256 arg1) { uint256 y; }"
"}\n";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(double_stateVariable_declaration)
{
char const* text = "contract test {\n"
" uint256 variable;\n"
" uint128 variable;\n"
"}\n";
BOOST_CHECK(expectError(text) == Error::Type::DeclarationError);
}
BOOST_AUTO_TEST_CASE(double_function_declaration)
{
char const* text = "contract test {\n"
" function fun() { uint x; }\n"
" function fun() { uint x; }\n"
"}\n";
BOOST_CHECK(expectError(text) == Error::Type::DeclarationError);
}
BOOST_AUTO_TEST_CASE(double_variable_declaration)
{
char const* text = "contract test {\n"
" function f() { uint256 x; if (true) { uint256 x; } }\n"
"}\n";
BOOST_CHECK(expectError(text) == Error::Type::DeclarationError);
}
BOOST_AUTO_TEST_CASE(name_shadowing)
{
char const* text = "contract test {\n"
" uint256 variable;\n"
" function f() { uint32 variable ; }"
"}\n";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(name_references)
{
char const* text = "contract test {\n"
" uint256 variable;\n"
" function f(uint256 arg) returns (uint out) { f(variable); test; out; }"
"}\n";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(undeclared_name)
{
char const* text = "contract test {\n"
" uint256 variable;\n"
" function f(uint256 arg) { f(notfound); }"
"}\n";
BOOST_CHECK(expectError(text) == Error::Type::DeclarationError);
}
BOOST_AUTO_TEST_CASE(reference_to_later_declaration)
{
char const* text = "contract test {\n"
" function g() { f(); }"
" function f() { }"
"}\n";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(struct_definition_directly_recursive)
{
char const* text = "contract test {\n"
" struct MyStructName {\n"
" address addr;\n"
" MyStructName x;\n"
" }\n"
"}\n";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(struct_definition_indirectly_recursive)
{
char const* text = "contract test {\n"
" struct MyStructName1 {\n"
" address addr;\n"
" uint256 count;\n"
" MyStructName2 x;\n"
" }\n"
" struct MyStructName2 {\n"
" MyStructName1 x;\n"
" }\n"
"}\n";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(struct_definition_not_really_recursive)
{
char const* text = R"(
contract test {
struct s1 { uint a; }
struct s2 { s1 x; s1 y; }
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(struct_definition_recursion_via_mapping)
{
char const* text = "contract test {\n"
" struct MyStructName1 {\n"
" address addr;\n"
" uint256 count;\n"
" mapping(uint => MyStructName1) x;\n"
" }\n"
"}\n";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(type_inference_smoke_test)
{
char const* text = "contract test {\n"
" function f(uint256 arg1, uint32 arg2) returns (bool ret) { var x = arg1 + arg2 == 8; ret = x; }"
"}\n";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(type_checking_return)
{
char const* text = "contract test {\n"
" function f() returns (bool r) { return 1 >= 2; }"
"}\n";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(type_checking_return_wrong_number)
{
char const* text = "contract test {\n"
" function f() returns (bool r1, bool r2) { return 1 >= 2; }"
"}\n";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(type_checking_return_wrong_type)
{
char const* text = "contract test {\n"
" function f() returns (uint256 r) { return 1 >= 2; }"
"}\n";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(type_checking_function_call)
{
char const* text = "contract test {\n"
" function f() returns (bool r) { return g(12, true) == 3; }\n"
" function g(uint256 a, bool b) returns (uint256 r) { }\n"
"}\n";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(type_conversion_for_comparison)
{
char const* text = "contract test {\n"
" function f() { uint32(2) == int64(2); }"
"}\n";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(type_conversion_for_comparison_invalid)
{
char const* text = "contract test {\n"
" function f() { int32(2) == uint64(2); }"
"}\n";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(type_inference_explicit_conversion)
{
char const* text = "contract test {\n"
" function f() returns (int256 r) { var x = int256(uint32(2)); return x; }"
"}\n";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(large_string_literal)
{
char const* text = "contract test {\n"
" function f() { var x = \"123456789012345678901234567890123\"; }"
"}\n";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(balance)
{
char const* text = "contract test {\n"
" function fun() {\n"
" uint256 x = address(0).balance;\n"
" }\n"
"}\n";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(balance_invalid)
{
char const* text = "contract test {\n"
" function fun() {\n"
" address(0).balance = 7;\n"
" }\n"
"}\n";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(assignment_to_mapping)
{
char const* text = "contract test {\n"
" struct str {\n"
" mapping(uint=>uint) map;\n"
" }\n"
" str data;"
" function fun() {\n"
" var a = data.map;\n"
" data.map = a;\n"
" }\n"
"}\n";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(assignment_to_struct)
{
char const* text = "contract test {\n"
" struct str {\n"
" mapping(uint=>uint) map;\n"
" }\n"
" str data;"
" function fun() {\n"
" var a = data;\n"
" data = a;\n"
" }\n"
"}\n";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(returns_in_constructor)
{
char const* text = "contract test {\n"
" function test() returns (uint a) {\n"
" }\n"
"}\n";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(forward_function_reference)
{
char const* text = "contract First {\n"
" function fun() returns (bool ret) {\n"
" return Second(1).fun(1, true, 3) > 0;\n"
" }\n"
"}\n"
"contract Second {\n"
" function fun(uint a, bool b, uint c) returns (uint ret) {\n"
" if (First(2).fun() == true) return 1;\n"
" }\n"
"}\n";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(comparison_bitop_precedence)
{
char const* text = "contract First {\n"
" function fun() returns (bool ret) {\n"
" return 1 & 2 == 8 & 9 && 1 ^ 2 < 4 | 6;\n"
" }\n"
"}\n";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(function_no_implementation)
{
ASTPointer<SourceUnit> sourceUnit;
char const* text = "contract test {\n"
" function functionName(bytes32 input) returns (bytes32 out);\n"
"}\n";
ETH_TEST_REQUIRE_NO_THROW(sourceUnit = parseAndAnalyse(text), "Parsing and name Resolving failed");
std::vector<ASTPointer<ASTNode>> nodes = sourceUnit->nodes();
ContractDefinition* contract = dynamic_cast<ContractDefinition*>(nodes[0].get());
BOOST_CHECK(contract);
BOOST_CHECK(!contract->annotation().isFullyImplemented);
BOOST_CHECK(!contract->definedFunctions()[0]->isImplemented());
}
BOOST_AUTO_TEST_CASE(abstract_contract)
{
ASTPointer<SourceUnit> sourceUnit;
char const* text = R"(
contract base { function foo(); }
contract derived is base { function foo() {} }
)";
ETH_TEST_REQUIRE_NO_THROW(sourceUnit = parseAndAnalyse(text), "Parsing and name Resolving failed");
std::vector<ASTPointer<ASTNode>> nodes = sourceUnit->nodes();
ContractDefinition* base = dynamic_cast<ContractDefinition*>(nodes[0].get());
ContractDefinition* derived = dynamic_cast<ContractDefinition*>(nodes[1].get());
BOOST_CHECK(base);
BOOST_CHECK(!base->annotation().isFullyImplemented);
BOOST_CHECK(!base->definedFunctions()[0]->isImplemented());
BOOST_CHECK(derived);
BOOST_CHECK(derived->annotation().isFullyImplemented);
BOOST_CHECK(derived->definedFunctions()[0]->isImplemented());
}
BOOST_AUTO_TEST_CASE(abstract_contract_with_overload)
{
ASTPointer<SourceUnit> sourceUnit;
char const* text = R"(
contract base { function foo(bool); }
contract derived is base { function foo(uint) {} }
)";
ETH_TEST_REQUIRE_NO_THROW(sourceUnit = parseAndAnalyse(text), "Parsing and name Resolving failed");
std::vector<ASTPointer<ASTNode>> nodes = sourceUnit->nodes();
ContractDefinition* base = dynamic_cast<ContractDefinition*>(nodes[0].get());
ContractDefinition* derived = dynamic_cast<ContractDefinition*>(nodes[1].get());
BOOST_REQUIRE(base);
BOOST_CHECK(!base->annotation().isFullyImplemented);
BOOST_REQUIRE(derived);
BOOST_CHECK(!derived->annotation().isFullyImplemented);
}
BOOST_AUTO_TEST_CASE(create_abstract_contract)
{
ASTPointer<SourceUnit> sourceUnit;
char const* text = R"(
contract base { function foo(); }
contract derived {
base b;
function foo() { b = new base();}
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(abstract_contract_constructor_args_optional)
{
ASTPointer<SourceUnit> sourceUnit;
char const* text = R"(
contract BaseBase { function BaseBase(uint j); }
contract base is BaseBase { function foo(); }
contract derived is base {
function derived(uint i) BaseBase(i){}
function foo() {}
}
)";
ETH_TEST_REQUIRE_NO_THROW(parseAndAnalyse(text), "Parsing and name resolving failed");
}
BOOST_AUTO_TEST_CASE(abstract_contract_constructor_args_not_provided)
{
ASTPointer<SourceUnit> sourceUnit;
char const* text = R"(
contract BaseBase { function BaseBase(uint j); }
contract base is BaseBase { function foo(); }
contract derived is base {
function derived(uint i) {}
function foo() {}
}
)";
ETH_TEST_REQUIRE_NO_THROW(sourceUnit = parseAndAnalyse(text), "Parsing and name resolving failed");
std::vector<ASTPointer<ASTNode>> nodes = sourceUnit->nodes();
BOOST_CHECK_EQUAL(nodes.size(), 3);
ContractDefinition* derived = dynamic_cast<ContractDefinition*>(nodes[2].get());
BOOST_CHECK(derived);
BOOST_CHECK(!derived->annotation().isFullyImplemented);
}
BOOST_AUTO_TEST_CASE(redeclare_implemented_abstract_function_as_abstract)
{
ASTPointer<SourceUnit> sourceUnit;
char const* text = R"(
contract base { function foo(); }
contract derived is base { function foo() {} }
contract wrong is derived { function foo(); }
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(function_canonical_signature)
{
ASTPointer<SourceUnit> sourceUnit;
char const* text = "contract Test {\n"
" function foo(uint256 arg1, uint64 arg2, bool arg3) returns (uint256 ret) {\n"
" ret = arg1 + arg2;\n"
" }\n"
"}\n";
ETH_TEST_REQUIRE_NO_THROW(sourceUnit = parseAndAnalyse(text), "Parsing and name Resolving failed");
for (ASTPointer<ASTNode> const& node: sourceUnit->nodes())
if (ContractDefinition* contract = dynamic_cast<ContractDefinition*>(node.get()))
{
auto functions = contract->definedFunctions();
BOOST_CHECK_EQUAL("foo(uint256,uint64,bool)", functions[0]->externalSignature());
}
}
BOOST_AUTO_TEST_CASE(function_canonical_signature_type_aliases)
{
ASTPointer<SourceUnit> sourceUnit;
char const* text = "contract Test {\n"
" function boo(uint arg1, bytes32 arg2, address arg3) returns (uint ret) {\n"
" ret = 5;\n"
" }\n"
"}\n";
ETH_TEST_REQUIRE_NO_THROW(sourceUnit = parseAndAnalyse(text), "Parsing and name Resolving failed");
for (ASTPointer<ASTNode> const& node: sourceUnit->nodes())
if (ContractDefinition* contract = dynamic_cast<ContractDefinition*>(node.get()))
{
auto functions = contract->definedFunctions();
if (functions.empty())
continue;
BOOST_CHECK_EQUAL("boo(uint256,bytes32,address)", functions[0]->externalSignature());
}
}
BOOST_AUTO_TEST_CASE(function_external_types)
{
ASTPointer<SourceUnit> sourceUnit;
char const* text = R"(
contract C {
uint a;
}
contract Test {
function boo(uint arg2, bool arg3, bytes8 arg4, bool[2] pairs, uint[] dynamic, C carg, address[] addresses) external returns (uint ret) {
ret = 5;
}
})";
ETH_TEST_REQUIRE_NO_THROW(sourceUnit = parseAndAnalyse(text), "Parsing and name Resolving failed");
for (ASTPointer<ASTNode> const& node: sourceUnit->nodes())
if (ContractDefinition* contract = dynamic_cast<ContractDefinition*>(node.get()))
{
auto functions = contract->definedFunctions();
if (functions.empty())
continue;
BOOST_CHECK_EQUAL("boo(uint256,bool,bytes8,bool[2],uint256[],address,address[])", functions[0]->externalSignature());
}
}
BOOST_AUTO_TEST_CASE(enum_external_type)
{
// bug #1801
ASTPointer<SourceUnit> sourceUnit;
char const* text = R"(
contract Test {
enum ActionChoices { GoLeft, GoRight, GoStraight, Sit }
function boo(ActionChoices enumArg) external returns (uint ret) {
ret = 5;
}
})";
ETH_TEST_REQUIRE_NO_THROW(sourceUnit = parseAndAnalyse(text), "Parsing and name Resolving failed");
for (ASTPointer<ASTNode> const& node: sourceUnit->nodes())
if (ContractDefinition* contract = dynamic_cast<ContractDefinition*>(node.get()))
{
auto functions = contract->definedFunctions();
if (functions.empty())
continue;
BOOST_CHECK_EQUAL("boo(uint8)", functions[0]->externalSignature());
}
}
BOOST_AUTO_TEST_CASE(function_external_call_allowed_conversion)
{
char const* text = R"(
contract C {}
contract Test {
function externalCall() {
C arg;
this.g(arg);
}
function g (C c) external {}
})";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(function_external_call_not_allowed_conversion)
{
char const* text = R"(
contract C {}
contract Test {
function externalCall() {
address arg;
this.g(arg);
}
function g (C c) external {}
})";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(function_internal_allowed_conversion)
{
char const* text = R"(
contract C {
uint a;
}
contract Test {
C a;
function g (C c) {}
function internalCall() {
g(a);
}
})";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(function_internal_not_allowed_conversion)
{
char const* text = R"(
contract C {
uint a;
}
contract Test {
address a;
function g (C c) {}
function internalCall() {
g(a);
}
})";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(hash_collision_in_interface)
{
char const* text = "contract test {\n"
" function gsf() {\n"
" }\n"
" function tgeo() {\n"
" }\n"
"}\n";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(inheritance_basic)
{
char const* text = R"(
contract base { uint baseMember; struct BaseType { uint element; } }
contract derived is base {
BaseType data;
function f() { baseMember = 7; }
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(inheritance_diamond_basic)
{
char const* text = R"(
contract root { function rootFunction() {} }
contract inter1 is root { function f() {} }
contract inter2 is root { function f() {} }
contract derived is root, inter2, inter1 {
function g() { f(); rootFunction(); }
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(cyclic_inheritance)
{
char const* text = R"(
contract A is B { }
contract B is A { }
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(legal_override_direct)
{
char const* text = R"(
contract B { function f() {} }
contract C is B { function f(uint i) {} }
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(legal_override_indirect)
{
char const* text = R"(
contract A { function f(uint a) {} }
contract B { function f() {} }
contract C is A, B { }
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(illegal_override_visibility)
{
char const* text = R"(
contract B { function f() internal {} }
contract C is B { function f() public {} }
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(illegal_override_constness)
{
char const* text = R"(
contract B { function f() constant {} }
contract C is B { function f() {} }
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(complex_inheritance)
{
char const* text = R"(
contract A { function f() { uint8 x = C(0).g(); } }
contract B { function f() {} function g() returns (uint8 r) {} }
contract C is A, B { }
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(constructor_visibility)
{
// The constructor of a base class should not be visible in the derived class
char const* text = R"(
contract A { function A() { } }
contract B is A { function f() { A x = A(0); } }
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(overriding_constructor)
{
// It is fine to "override" constructor of a base class since it is invisible
char const* text = R"(
contract A { function A() { } }
contract B is A { function A() returns (uint8 r) {} }
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(missing_base_constructor_arguments)
{
char const* text = R"(
contract A { function A(uint a) { } }
contract B is A { }
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(base_constructor_arguments_override)
{
char const* text = R"(
contract A { function A(uint a) { } }
contract B is A { }
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(implicit_derived_to_base_conversion)
{
char const* text = R"(
contract A { }
contract B is A {
function f() { A a = B(1); }
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(implicit_base_to_derived_conversion)
{
char const* text = R"(
contract A { }
contract B is A {
function f() { B b = A(1); }
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(function_modifier_invocation)
{
char const* text = R"(
contract B {
function f() mod1(2, true) mod2("0123456") { }
modifier mod1(uint a, bool b) { if (b) _ }
modifier mod2(bytes7 a) { while (a == "1234567") _ }
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(invalid_function_modifier_type)
{
char const* text = R"(
contract B {
function f() mod1(true) { }
modifier mod1(uint a) { if (a > 0) _ }
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(function_modifier_invocation_parameters)
{
char const* text = R"(
contract B {
function f(uint8 a) mod1(a, true) mod2(r) returns (bytes7 r) { }
modifier mod1(uint a, bool b) { if (b) _ }
modifier mod2(bytes7 a) { while (a == "1234567") _ }
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(function_modifier_invocation_local_variables)
{
char const* text = R"(
contract B {
function f() mod(x) { uint x = 7; }
modifier mod(uint a) { if (a > 0) _ }
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(legal_modifier_override)
{
char const* text = R"(
contract A { modifier mod(uint a) {} }
contract B is A { modifier mod(uint a) {} }
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(illegal_modifier_override)
{
char const* text = R"(
contract A { modifier mod(uint a) {} }
contract B is A { modifier mod(uint8 a) {} }
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(modifier_overrides_function)
{
char const* text = R"(
contract A { modifier mod(uint a) {} }
contract B is A { function mod(uint a) {} }
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(function_overrides_modifier)
{
char const* text = R"(
contract A { function mod(uint a) {} }
contract B is A { modifier mod(uint a) {} }
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(modifier_returns_value)
{
char const* text = R"(
contract A {
function f(uint a) mod(2) returns (uint r) {}
modifier mod(uint a) { return 7; }
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(state_variable_accessors)
{
char const* text = "contract test {\n"
" function fun() {\n"
" uint64(2);\n"
" }\n"
"uint256 public foo;\n"
"mapping(uint=>bytes4) public map;\n"
"mapping(uint=>mapping(uint=>bytes4)) public multiple_map;\n"
"}\n";
ASTPointer<SourceUnit> source;
ContractDefinition const* contract;
ETH_TEST_CHECK_NO_THROW(source = parseAndAnalyse(text), "Parsing and Resolving names failed");
BOOST_REQUIRE((contract = retrieveContract(source, 0)) != nullptr);
FunctionTypePointer function = retrieveFunctionBySignature(contract, "foo()");
BOOST_REQUIRE(function && function->hasDeclaration());
auto returnParams = function->returnParameterTypeNames(false);
BOOST_CHECK_EQUAL(returnParams.at(0), "uint256");
BOOST_CHECK(function->isConstant());
function = retrieveFunctionBySignature(contract, "map(uint256)");
BOOST_REQUIRE(function && function->hasDeclaration());
auto params = function->parameterTypeNames(false);
BOOST_CHECK_EQUAL(params.at(0), "uint256");
returnParams = function->returnParameterTypeNames(false);
BOOST_CHECK_EQUAL(returnParams.at(0), "bytes4");
BOOST_CHECK(function->isConstant());
function = retrieveFunctionBySignature(contract, "multiple_map(uint256,uint256)");
BOOST_REQUIRE(function && function->hasDeclaration());
params = function->parameterTypeNames(false);
BOOST_CHECK_EQUAL(params.at(0), "uint256");
BOOST_CHECK_EQUAL(params.at(1), "uint256");
returnParams = function->returnParameterTypeNames(false);
BOOST_CHECK_EQUAL(returnParams.at(0), "bytes4");
BOOST_CHECK(function->isConstant());
}
BOOST_AUTO_TEST_CASE(function_clash_with_state_variable_accessor)
{
char const* text = "contract test {\n"
" function fun() {\n"
" uint64(2);\n"
" }\n"
"uint256 foo;\n"
" function foo() {}\n"
"}\n";
BOOST_CHECK(expectError(text) == Error::Type::DeclarationError);
}
BOOST_AUTO_TEST_CASE(private_state_variable)
{
char const* text = "contract test {\n"
" function fun() {\n"
" uint64(2);\n"
" }\n"
"uint256 private foo;\n"
"uint256 internal bar;\n"
"}\n";
ASTPointer<SourceUnit> source;
ContractDefinition const* contract;
ETH_TEST_CHECK_NO_THROW(source = parseAndAnalyse(text), "Parsing and Resolving names failed");
BOOST_CHECK((contract = retrieveContract(source, 0)) != nullptr);
FunctionTypePointer function;
function = retrieveFunctionBySignature(contract, "foo()");
BOOST_CHECK_MESSAGE(function == nullptr, "Accessor function of a private variable should not exist");
function = retrieveFunctionBySignature(contract, "bar()");
BOOST_CHECK_MESSAGE(function == nullptr, "Accessor function of an internal variable should not exist");
}
BOOST_AUTO_TEST_CASE(base_class_state_variable_accessor)
{
// test for issue #1126 https://github.com/ethereum/cpp-ethereum/issues/1126
char const* text = "contract Parent {\n"
" uint256 public m_aMember;\n"
"}\n"
"contract Child is Parent{\n"
" function foo() returns (uint256) { return Parent.m_aMember; }\n"
"}\n";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(base_class_state_variable_internal_member)
{
char const* text = "contract Parent {\n"
" uint256 internal m_aMember;\n"
"}\n"
"contract Child is Parent{\n"
" function foo() returns (uint256) { return Parent.m_aMember; }\n"
"}\n";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(state_variable_member_of_wrong_class1)
{
char const* text = "contract Parent1 {\n"
" uint256 internal m_aMember1;\n"
"}\n"
"contract Parent2 is Parent1{\n"
" uint256 internal m_aMember2;\n"
"}\n"
"contract Child is Parent2{\n"
" function foo() returns (uint256) { return Parent2.m_aMember1; }\n"
"}\n";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(state_variable_member_of_wrong_class2)
{
char const* text = "contract Parent1 {\n"
" uint256 internal m_aMember1;\n"
"}\n"
"contract Parent2 is Parent1{\n"
" uint256 internal m_aMember2;\n"
"}\n"
"contract Child is Parent2{\n"
" function foo() returns (uint256) { return Child.m_aMember2; }\n"
" uint256 public m_aMember3;\n"
"}\n";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(fallback_function)
{
char const* text = R"(
contract C {
uint x;
function() { x = 2; }
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(fallback_function_with_arguments)
{
char const* text = R"(
contract C {
uint x;
function(uint a) { x = 2; }
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(fallback_function_twice)
{
char const* text = R"(
contract C {
uint x;
function() { x = 2; }
function() { x = 3; }
}
)";
BOOST_CHECK(expectError(text) == Error::Type::DeclarationError);
}
BOOST_AUTO_TEST_CASE(fallback_function_inheritance)
{
char const* text = R"(
contract A {
uint x;
function() { x = 1; }
}
contract C is A {
function() { x = 2; }
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(event)
{
char const* text = R"(
contract c {
event e(uint indexed a, bytes3 indexed s, bool indexed b);
function f() { e(2, "abc", true); }
})";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(event_too_many_indexed)
{
char const* text = R"(
contract c {
event e(uint indexed a, bytes3 indexed b, bool indexed c, uint indexed d);
})";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(anonymous_event_four_indexed)
{
char const* text = R"(
contract c {
event e(uint indexed a, bytes3 indexed b, bool indexed c, uint indexed d) anonymous;
})";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(anonymous_event_too_many_indexed)
{
char const* text = R"(
contract c {
event e(uint indexed a, bytes3 indexed b, bool indexed c, uint indexed d, uint indexed e) anonymous;
})";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(event_call)
{
char const* text = R"(
contract c {
event e(uint a, bytes3 indexed s, bool indexed b);
function f() { e(2, "abc", true); }
})";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(event_inheritance)
{
char const* text = R"(
contract base {
event e(uint a, bytes3 indexed s, bool indexed b);
}
contract c is base {
function f() { e(2, "abc", true); }
})";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(multiple_events_argument_clash)
{
char const* text = R"(
contract c {
event e1(uint a, uint e1, uint e2);
event e2(uint a, uint e1, uint e2);
})";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(access_to_default_function_visibility)
{
char const* text = R"(
contract c {
function f() {}
}
contract d {
function g() { c(0).f(); }
})";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(access_to_internal_function)
{
char const* text = R"(
contract c {
function f() internal {}
}
contract d {
function g() { c(0).f(); }
})";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(access_to_default_state_variable_visibility)
{
char const* text = R"(
contract c {
uint a;
}
contract d {
function g() { c(0).a(); }
})";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(access_to_internal_state_variable)
{
char const* text = R"(
contract c {
uint public a;
}
contract d {
function g() { c(0).a(); }
})";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(error_count_in_named_args)
{
char const* sourceCode = "contract test {\n"
" function a(uint a, uint b) returns (uint r) { r = a + b; }\n"
" function b() returns (uint r) { r = a({a: 1}); }\n"
"}\n";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(empty_in_named_args)
{
char const* sourceCode = "contract test {\n"
" function a(uint a, uint b) returns (uint r) { r = a + b; }\n"
" function b() returns (uint r) { r = a({}); }\n"
"}\n";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(duplicate_parameter_names_in_named_args)
{
char const* sourceCode = "contract test {\n"
" function a(uint a, uint b) returns (uint r) { r = a + b; }\n"
" function b() returns (uint r) { r = a({a: 1, a: 2}); }\n"
"}\n";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(invalid_parameter_names_in_named_args)
{
char const* sourceCode = "contract test {\n"
" function a(uint a, uint b) returns (uint r) { r = a + b; }\n"
" function b() returns (uint r) { r = a({a: 1, c: 2}); }\n"
"}\n";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(empty_name_input_parameter)
{
char const* text = R"(
contract test {
function f(uint){
}
})";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(empty_name_return_parameter)
{
char const* text = R"(
contract test {
function f() returns(bool){
}
})";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(empty_name_input_parameter_with_named_one)
{
char const* text = R"(
contract test {
function f(uint, uint k) returns(uint ret_k){
return k;
}
})";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(empty_name_return_parameter_with_named_one)
{
char const* text = R"(
contract test {
function f() returns(uint ret_k, uint){
return 5;
}
})";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(disallow_declaration_of_void_type)
{
char const* sourceCode = "contract c { function f() { var (x) = f(); } }";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(overflow_caused_by_ether_units)
{
char const* sourceCodeFine = R"(
contract c {
function c ()
{
a = 115792089237316195423570985008687907853269984665640564039458;
}
uint256 a;
})";
ETH_TEST_CHECK_NO_THROW(parseAndAnalyse(sourceCodeFine),
"Parsing and Resolving names failed");
char const* sourceCode = R"(
contract c {
function c ()
{
a = 115792089237316195423570985008687907853269984665640564039458 ether;
}
uint256 a;
})";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(exp_operator_negative_exponent)
{
char const* sourceCode = R"(
contract test {
function f() returns(uint d) { return 2 ** -3; }
})";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(exp_operator_exponent_too_big)
{
char const* sourceCode = R"(
contract test {
function f() returns(uint d) { return 2 ** 10000000000; }
})";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(enum_member_access)
{
char const* text = R"(
contract test {
enum ActionChoices { GoLeft, GoRight, GoStraight, Sit }
function test()
{
choices = ActionChoices.GoStraight;
}
ActionChoices choices;
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(enum_member_access_accross_contracts)
{
char const* text = R"(
contract Interface {
enum MyEnum { One, Two }
}
contract Impl {
function test() returns (Interface.MyEnum) {
return Interface.MyEnum.One;
}
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(enum_invalid_member_access)
{
char const* text = R"(
contract test {
enum ActionChoices { GoLeft, GoRight, GoStraight, Sit }
function test()
{
choices = ActionChoices.RunAroundWavingYourHands;
}
ActionChoices choices;
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(enum_explicit_conversion_is_okay)
{
char const* text = R"(
contract test {
enum ActionChoices { GoLeft, GoRight, GoStraight, Sit }
function test()
{
a = uint256(ActionChoices.GoStraight);
b = uint64(ActionChoices.Sit);
}
uint256 a;
uint64 b;
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(int_to_enum_explicit_conversion_is_okay)
{
char const* text = R"(
contract test {
enum ActionChoices { GoLeft, GoRight, GoStraight, Sit }
function test()
{
a = 2;
b = ActionChoices(a);
}
uint256 a;
ActionChoices b;
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(enum_implicit_conversion_is_not_okay)
{
char const* text = R"(
contract test {
enum ActionChoices { GoLeft, GoRight, GoStraight, Sit }
function test()
{
a = ActionChoices.GoStraight;
b = ActionChoices.Sit;
}
uint256 a;
uint64 b;
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(enum_duplicate_values)
{
char const* text = R"(
contract test {
enum ActionChoices { GoLeft, GoRight, GoLeft, Sit }
}
)";
BOOST_CHECK(expectError(text) == Error::Type::DeclarationError);
}
BOOST_AUTO_TEST_CASE(private_visibility)
{
char const* sourceCode = R"(
contract base {
function f() private {}
}
contract derived is base {
function g() { f(); }
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::DeclarationError);
}
BOOST_AUTO_TEST_CASE(private_visibility_via_explicit_base_access)
{
char const* sourceCode = R"(
contract base {
function f() private {}
}
contract derived is base {
function g() { base.f(); }
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(external_visibility)
{
char const* sourceCode = R"(
contract c {
function f() external {}
function g() { f(); }
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::DeclarationError);
}
BOOST_AUTO_TEST_CASE(external_base_visibility)
{
char const* sourceCode = R"(
contract base {
function f() external {}
}
contract derived is base {
function g() { base.f(); }
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(external_argument_assign)
{
char const* sourceCode = R"(
contract c {
function f(uint a) external { a = 1; }
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(external_argument_increment)
{
char const* sourceCode = R"(
contract c {
function f(uint a) external { a++; }
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(external_argument_delete)
{
char const* sourceCode = R"(
contract c {
function f(uint a) external { delete a; }
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(test_for_bug_override_function_with_bytearray_type)
{
char const* sourceCode = R"(
contract Vehicle {
function f(bytes _a) external returns (uint256 r) {r = 1;}
}
contract Bike is Vehicle {
function f(bytes _a) external returns (uint256 r) {r = 42;}
}
)";
ETH_TEST_CHECK_NO_THROW(parseAndAnalyse(sourceCode), "Parsing and Name Resolving failed");
}
BOOST_AUTO_TEST_CASE(array_with_nonconstant_length)
{
char const* text = R"(
contract c {
function f(uint a) { uint8[a] x; }
})";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(array_copy_with_different_types1)
{
char const* text = R"(
contract c {
bytes a;
uint[] b;
function f() { b = a; }
})";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(array_copy_with_different_types2)
{
char const* text = R"(
contract c {
uint32[] a;
uint8[] b;
function f() { b = a; }
})";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(array_copy_with_different_types_conversion_possible)
{
char const* text = R"(
contract c {
uint32[] a;
uint8[] b;
function f() { a = b; }
})";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(array_copy_with_different_types_static_dynamic)
{
char const* text = R"(
contract c {
uint32[] a;
uint8[80] b;
function f() { a = b; }
})";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(array_copy_with_different_types_dynamic_static)
{
char const* text = R"(
contract c {
uint[] a;
uint[80] b;
function f() { b = a; }
})";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(storage_variable_initialization_with_incorrect_type_int)
{
char const* text = R"(
contract c {
uint8 a = 1000;
})";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(storage_variable_initialization_with_incorrect_type_string)
{
char const* text = R"(
contract c {
uint a = "abc";
})";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(test_fromElementaryTypeName)
{
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int) == *make_shared<IntegerType>(256, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int8) == *make_shared<IntegerType>(8, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int16) == *make_shared<IntegerType>(16, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int24) == *make_shared<IntegerType>(24, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int32) == *make_shared<IntegerType>(32, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int40) == *make_shared<IntegerType>(40, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int48) == *make_shared<IntegerType>(48, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int56) == *make_shared<IntegerType>(56, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int64) == *make_shared<IntegerType>(64, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int72) == *make_shared<IntegerType>(72, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int80) == *make_shared<IntegerType>(80, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int88) == *make_shared<IntegerType>(88, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int96) == *make_shared<IntegerType>(96, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int104) == *make_shared<IntegerType>(104, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int112) == *make_shared<IntegerType>(112, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int120) == *make_shared<IntegerType>(120, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int128) == *make_shared<IntegerType>(128, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int136) == *make_shared<IntegerType>(136, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int144) == *make_shared<IntegerType>(144, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int152) == *make_shared<IntegerType>(152, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int160) == *make_shared<IntegerType>(160, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int168) == *make_shared<IntegerType>(168, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int176) == *make_shared<IntegerType>(176, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int184) == *make_shared<IntegerType>(184, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int192) == *make_shared<IntegerType>(192, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int200) == *make_shared<IntegerType>(200, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int208) == *make_shared<IntegerType>(208, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int216) == *make_shared<IntegerType>(216, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int224) == *make_shared<IntegerType>(224, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int232) == *make_shared<IntegerType>(232, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int240) == *make_shared<IntegerType>(240, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int248) == *make_shared<IntegerType>(248, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Int256) == *make_shared<IntegerType>(256, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt) == *make_shared<IntegerType>(256, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt8) == *make_shared<IntegerType>(8, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt16) == *make_shared<IntegerType>(16, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt24) == *make_shared<IntegerType>(24, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt32) == *make_shared<IntegerType>(32, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt40) == *make_shared<IntegerType>(40, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt48) == *make_shared<IntegerType>(48, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt56) == *make_shared<IntegerType>(56, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt64) == *make_shared<IntegerType>(64, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt72) == *make_shared<IntegerType>(72, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt80) == *make_shared<IntegerType>(80, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt88) == *make_shared<IntegerType>(88, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt96) == *make_shared<IntegerType>(96, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt104) == *make_shared<IntegerType>(104, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt112) == *make_shared<IntegerType>(112, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt120) == *make_shared<IntegerType>(120, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt128) == *make_shared<IntegerType>(128, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt136) == *make_shared<IntegerType>(136, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt144) == *make_shared<IntegerType>(144, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt152) == *make_shared<IntegerType>(152, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt160) == *make_shared<IntegerType>(160, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt168) == *make_shared<IntegerType>(168, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt176) == *make_shared<IntegerType>(176, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt184) == *make_shared<IntegerType>(184, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt192) == *make_shared<IntegerType>(192, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt200) == *make_shared<IntegerType>(200, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt208) == *make_shared<IntegerType>(208, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt216) == *make_shared<IntegerType>(216, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt224) == *make_shared<IntegerType>(224, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt232) == *make_shared<IntegerType>(232, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt240) == *make_shared<IntegerType>(240, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt248) == *make_shared<IntegerType>(248, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::UInt256) == *make_shared<IntegerType>(256, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Byte) == *make_shared<FixedBytesType>(1));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes1) == *make_shared<FixedBytesType>(1));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes2) == *make_shared<FixedBytesType>(2));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes3) == *make_shared<FixedBytesType>(3));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes4) == *make_shared<FixedBytesType>(4));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes5) == *make_shared<FixedBytesType>(5));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes6) == *make_shared<FixedBytesType>(6));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes7) == *make_shared<FixedBytesType>(7));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes8) == *make_shared<FixedBytesType>(8));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes9) == *make_shared<FixedBytesType>(9));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes10) == *make_shared<FixedBytesType>(10));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes11) == *make_shared<FixedBytesType>(11));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes12) == *make_shared<FixedBytesType>(12));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes13) == *make_shared<FixedBytesType>(13));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes14) == *make_shared<FixedBytesType>(14));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes15) == *make_shared<FixedBytesType>(15));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes16) == *make_shared<FixedBytesType>(16));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes17) == *make_shared<FixedBytesType>(17));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes18) == *make_shared<FixedBytesType>(18));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes19) == *make_shared<FixedBytesType>(19));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes20) == *make_shared<FixedBytesType>(20));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes21) == *make_shared<FixedBytesType>(21));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes22) == *make_shared<FixedBytesType>(22));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes23) == *make_shared<FixedBytesType>(23));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes24) == *make_shared<FixedBytesType>(24));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes25) == *make_shared<FixedBytesType>(25));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes26) == *make_shared<FixedBytesType>(26));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes27) == *make_shared<FixedBytesType>(27));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes28) == *make_shared<FixedBytesType>(28));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes29) == *make_shared<FixedBytesType>(29));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes30) == *make_shared<FixedBytesType>(30));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes31) == *make_shared<FixedBytesType>(31));
BOOST_CHECK(*Type::fromElementaryTypeName(Token::Bytes32) == *make_shared<FixedBytesType>(32));
}
BOOST_AUTO_TEST_CASE(test_byte_is_alias_of_byte1)
{
char const* text = R"(
contract c {
bytes arr;
function f() { byte a = arr[0];}
})";
ETH_TEST_REQUIRE_NO_THROW(parseAndAnalyse(text), "Type resolving failed");
}
BOOST_AUTO_TEST_CASE(assigning_value_to_const_variable)
{
char const* text = R"(
contract Foo {
function changeIt() { x = 9; }
uint constant x = 56;
})";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(complex_const_variable)
{
//for now constant specifier is valid only for uint bytesXX and enums
char const* text = R"(
contract Foo {
mapping(uint => bool) constant mapVar;
})";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(uninitialized_const_variable)
{
char const* text = R"(
contract Foo {
uint constant y;
})";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(overloaded_function_cannot_resolve)
{
char const* sourceCode = R"(
contract test {
function f() returns(uint) { return 1; }
function f(uint a) returns(uint) { return a; }
function g() returns(uint) { return f(3, 5); }
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(ambiguous_overloaded_function)
{
// literal 1 can be both converted to uint and uint8, so the call is ambiguous.
char const* sourceCode = R"(
contract test {
function f(uint8 a) returns(uint) { return a; }
function f(uint a) returns(uint) { return 2*a; }
function g() returns(uint) { return f(1); }
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(assignment_of_nonoverloaded_function)
{
char const* sourceCode = R"(
contract test {
function f(uint a) returns(uint) { return 2 * a; }
function g() returns(uint) { var x = f; return x(7); }
}
)";
ETH_TEST_REQUIRE_NO_THROW(parseAndAnalyse(sourceCode), "Type resolving failed");
}
BOOST_AUTO_TEST_CASE(assignment_of_overloaded_function)
{
char const* sourceCode = R"(
contract test {
function f() returns(uint) { return 1; }
function f(uint a) returns(uint) { return 2 * a; }
function g() returns(uint) { var x = f; return x(7); }
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(external_types_clash)
{
char const* sourceCode = R"(
contract base {
enum a { X }
function f(a) { }
}
contract test is base {
function f(uint8 a) { }
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(override_changes_return_types)
{
char const* sourceCode = R"(
contract base {
function f(uint a) returns (uint) { }
}
contract test is base {
function f(uint a) returns (uint8) { }
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(multiple_constructors)
{
char const* sourceCode = R"(
contract test {
function test(uint a) { }
function test() {}
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::DeclarationError);
}
BOOST_AUTO_TEST_CASE(equal_overload)
{
char const* sourceCode = R"(
contract test {
function test(uint a) returns (uint b) { }
function test(uint a) external {}
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::DeclarationError);
}
BOOST_AUTO_TEST_CASE(uninitialized_var)
{
char const* sourceCode = R"(
contract C {
function f() returns (uint) { var x; return 2; }
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(string)
{
char const* sourceCode = R"(
contract C {
string s;
function f(string x) external { s = x; }
}
)";
BOOST_CHECK_NO_THROW(parseAndAnalyse(sourceCode));
}
BOOST_AUTO_TEST_CASE(string_index)
{
char const* sourceCode = R"(
contract C {
string s;
function f() { var a = s[2]; }
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(string_length)
{
char const* sourceCode = R"(
contract C {
string s;
function f() { var a = s.length; }
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(negative_integers_to_signed_out_of_bound)
{
char const* sourceCode = R"(
contract test {
int8 public i = -129;
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(negative_integers_to_signed_min)
{
char const* sourceCode = R"(
contract test {
int8 public i = -128;
}
)";
BOOST_CHECK_NO_THROW(parseAndAnalyse(sourceCode));
}
BOOST_AUTO_TEST_CASE(positive_integers_to_signed_out_of_bound)
{
char const* sourceCode = R"(
contract test {
int8 public j = 128;
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(positive_integers_to_signed_out_of_bound_max)
{
char const* sourceCode = R"(
contract test {
int8 public j = 127;
}
)";
BOOST_CHECK_NO_THROW(parseAndAnalyse(sourceCode));
}
BOOST_AUTO_TEST_CASE(negative_integers_to_unsigned)
{
char const* sourceCode = R"(
contract test {
uint8 public x = -1;
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(positive_integers_to_unsigned_out_of_bound)
{
char const* sourceCode = R"(
contract test {
uint8 public x = 700;
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(integer_boolean_operators)
{
char const* sourceCode1 = R"(
contract test { function() { uint x = 1; uint y = 2; x || y; } }
)";
BOOST_CHECK(expectError(sourceCode1) == Error::Type::TypeError);
char const* sourceCode2 = R"(
contract test { function() { uint x = 1; uint y = 2; x && y; } }
)";
BOOST_CHECK(expectError(sourceCode2) == Error::Type::TypeError);
char const* sourceCode3 = R"(
contract test { function() { uint x = 1; !x; } }
)";
BOOST_CHECK(expectError(sourceCode3) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(reference_compare_operators)
{
char const* sourceCode1 = R"(
contract test { bytes a; bytes b; function() { a == b; } }
)";
BOOST_CHECK(expectError(sourceCode1) == Error::Type::TypeError);
char const* sourceCode2 = R"(
contract test { struct s {uint a;} s x; s y; function() { x == y; } }
)";
BOOST_CHECK(expectError(sourceCode2) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(overwrite_memory_location_external)
{
char const* sourceCode = R"(
contract C {
function f(uint[] memory a) external {}
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(overwrite_storage_location_external)
{
char const* sourceCode = R"(
contract C {
function f(uint[] storage a) external {}
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(storage_location_local_variables)
{
char const* sourceCode = R"(
contract C {
function f() {
uint[] storage x;
uint[] memory y;
uint[] memory z;
}
}
)";
BOOST_CHECK_NO_THROW(parseAndAnalyse(sourceCode));
}
BOOST_AUTO_TEST_CASE(no_mappings_in_memory_array)
{
char const* sourceCode = R"(
contract C {
function f() {
mapping(uint=>uint)[] memory x;
}
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(assignment_mem_to_local_storage_variable)
{
char const* sourceCode = R"(
contract C {
uint[] data;
function f(uint[] x) {
var dataRef = data;
dataRef = x;
}
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(storage_assign_to_different_local_variable)
{
char const* sourceCode = R"(
contract C {
uint[] data;
uint8[] otherData;
function f() {
uint8[] storage x = otherData;
uint[] storage y = data;
y = x;
// note that data = otherData works
}
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(no_delete_on_storage_pointers)
{
char const* sourceCode = R"(
contract C {
uint[] data;
function f() {
var x = data;
delete x;
}
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(assignment_mem_storage_variable_directly)
{
char const* sourceCode = R"(
contract C {
uint[] data;
function f(uint[] x) {
data = x;
}
}
)";
BOOST_CHECK_NO_THROW(parseAndAnalyse(sourceCode));
}
BOOST_AUTO_TEST_CASE(function_argument_mem_to_storage)
{
char const* sourceCode = R"(
contract C {
function f(uint[] storage x) private {
}
function g(uint[] x) {
f(x);
}
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(function_argument_storage_to_mem)
{
char const* sourceCode = R"(
contract C {
function f(uint[] storage x) private {
g(x);
}
function g(uint[] x) {
}
}
)";
BOOST_CHECK_NO_THROW(parseAndAnalyse(sourceCode));
}
BOOST_AUTO_TEST_CASE(mem_array_assignment_changes_base_type)
{
// Such an assignment is possible in storage, but not in memory
// (because it would incur an otherwise unnecessary copy).
// This requirement might be lifted, though.
char const* sourceCode = R"(
contract C {
function f(uint8[] memory x) private {
uint[] memory y = x;
}
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(dynamic_return_types_not_possible)
{
char const* sourceCode = R"(
contract C {
function f(uint) returns (string);
function g() {
var (x,) = this.f(2);
}
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(memory_arrays_not_resizeable)
{
char const* sourceCode = R"(
contract C {
function f() {
uint[] memory x;
x.length = 2;
}
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(struct_constructor)
{
char const* sourceCode = R"(
contract C {
struct S { uint a; bool x; }
function f() {
S memory s = S(1, true);
}
}
)";
BOOST_CHECK_NO_THROW(parseAndAnalyse(sourceCode));
}
BOOST_AUTO_TEST_CASE(struct_constructor_nested)
{
char const* sourceCode = R"(
contract C {
struct X { uint x1; uint x2; }
struct S { uint s1; uint[3] s2; X s3; }
function f() {
uint[3] memory s2;
S memory s = S(1, s2, X(4, 5));
}
}
)";
BOOST_CHECK_NO_THROW(parseAndAnalyse(sourceCode));
}
BOOST_AUTO_TEST_CASE(struct_named_constructor)
{
char const* sourceCode = R"(
contract C {
struct S { uint a; bool x; }
function f() {
S memory s = S({a: 1, x: true});
}
}
)";
BOOST_CHECK_NO_THROW(parseAndAnalyse(sourceCode));
}
BOOST_AUTO_TEST_CASE(literal_strings)
{
char const* text = R"(
contract Foo {
function f() {
string memory long = "01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890";
string memory short = "123";
}
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(invalid_integer_literal_fraction)
{
char const* text = R"(
contract Foo {
function f() {
var x = 1.20;
}
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(invalid_integer_literal_exp)
{
char const* text = R"(
contract Foo {
function f() {
var x = 1e2;
}
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(memory_structs_with_mappings)
{
char const* text = R"(
contract Test {
struct S { uint8 a; mapping(uint => uint) b; uint8 c; }
S s;
function f() {
S memory x;
x.b[1];
}
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(string_bytes_conversion)
{
char const* text = R"(
contract Test {
string s;
bytes b;
function h(string _s) external { bytes(_s).length; }
function i(string _s) internal { bytes(_s).length; }
function j() internal { bytes(s).length; }
function k(bytes _b) external { string(_b); }
function l(bytes _b) internal { string(_b); }
function m() internal { string(b); }
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(inheriting_from_library)
{
char const* text = R"(
library Lib {}
contract Test is Lib {}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(inheriting_library)
{
char const* text = R"(
contract Test {}
library Lib is Test {}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(library_having_variables)
{
char const* text = R"(
library Lib { uint x; }
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(valid_library)
{
char const* text = R"(
library Lib { uint constant x = 9; }
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(call_to_library_function)
{
char const* text = R"(
library Lib {
uint constant public pimil = 3141592;
function min(uint x, uint y) returns (uint);
}
contract Test {
function f() {
uint t = Lib.min(Lib.pimil(), 7);
}
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(creating_contract_within_the_contract)
{
char const* sourceCode = R"(
contract Test {
function f() { var x = new Test(); }
}
)";
BOOST_CHECK(expectError(sourceCode) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(array_out_of_bound_access)
{
char const* text = R"(
contract c {
uint[2] dataArray;
function set5th() returns (bool) {
dataArray[5] = 2;
return true;
}
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(literal_string_to_storage_pointer)
{
char const* text = R"(
contract C {
function f() { string x = "abc"; }
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(non_initialized_references)
{
char const* text = R"(
contract c
{
struct s{
uint a;
}
function f()
{
s x;
x.a = 2;
}
}
)";
BOOST_CHECK(expectError(text, true) == Error::Type::Warning);
}
BOOST_AUTO_TEST_CASE(sha3_with_large_integer_constant)
{
char const* text = R"(
contract c
{
function f() { sha3(2**500); }
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(cyclic_binary_dependency)
{
char const* text = R"(
contract A { function f() { new B(); } }
contract B { function f() { new C(); } }
contract C { function f() { new A(); } }
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(cyclic_binary_dependency_via_inheritance)
{
char const* text = R"(
contract A is B { }
contract B { function f() { new C(); } }
contract C { function f() { new A(); } }
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(multi_variable_declaration_fail)
{
char const* text = R"(
contract C { function f() { var (x,y); } }
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(multi_variable_declaration_wildcards_fine)
{
char const* text = R"(
contract C {
function three() returns (uint, uint, uint);
function two() returns (uint, uint);
function none();
function f() {
var (a,) = three();
var (b,c,) = two();
var (,d) = three();
var (,e,g) = two();
var (,,) = three();
var () = none();
}
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(multi_variable_declaration_wildcards_fail_1)
{
char const* text = R"(
contract C {
function one() returns (uint);
function f() { var (a, b, ) = one(); }
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(multi_variable_declaration_wildcards_fail_2)
{
char const* text = R"(
contract C {
function one() returns (uint);
function f() { var (a, , ) = one(); }
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(multi_variable_declaration_wildcards_fail_3)
{
char const* text = R"(
contract C {
function one() returns (uint);
function f() { var (, , a) = one(); }
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(multi_variable_declaration_wildcards_fail_4)
{
char const* text = R"(
contract C {
function one() returns (uint);
function f() { var (, a, b) = one(); }
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(tuples)
{
char const* text = R"(
contract C {
function f() {
uint a = (1);
var (b,) = (1,);
var (c,d) = (1, 2 + a);
var (e,) = (1, 2, b);
}
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(tuples_empty_components)
{
char const* text = R"(
contract C {
function f() {
(1,,2);
}
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(multi_variable_declaration_wildcards_fail_5)
{
char const* text = R"(
contract C {
function one() returns (uint);
function f() { var (,) = one(); }
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(multi_variable_declaration_wildcards_fail_6)
{
char const* text = R"(
contract C {
function two() returns (uint, uint);
function f() { var (a, b, c) = two(); }
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(member_access_parser_ambiguity)
{
char const* text = R"(
contract C {
struct R { uint[10][10] y; }
struct S { uint a; uint b; uint[20][20][20] c; R d; }
S data;
function f() {
C.S x = data;
C.S memory y;
C.S[10] memory z;
C.S[10];
y.a = 2;
x.c[1][2][3] = 9;
x.d.y[2][2] = 3;
}
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(using_for_library)
{
char const* text = R"(
library D { }
contract C {
using D for uint;
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(using_for_not_library)
{
char const* text = R"(
contract D { }
contract C {
using D for uint;
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(using_for_function_exists)
{
char const* text = R"(
library D { function double(uint self) returns (uint) { return 2*self; } }
contract C {
using D for uint;
function f(uint a) {
a.double;
}
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(using_for_function_on_int)
{
char const* text = R"(
library D { function double(uint self) returns (uint) { return 2*self; } }
contract C {
using D for uint;
function f(uint a) returns (uint) {
return a.double();
}
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(using_for_function_on_struct)
{
char const* text = R"(
library D { struct s { uint a; } function mul(s storage self, uint x) returns (uint) { return self.a *= x; } }
contract C {
using D for D.s;
D.s x;
function f(uint a) returns (uint) {
return x.mul(a);
}
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(using_for_overload)
{
char const* text = R"(
library D {
struct s { uint a; }
function mul(s storage self, uint x) returns (uint) { return self.a *= x; }
function mul(s storage self, bytes32 x) returns (bytes32) { }
}
contract C {
using D for D.s;
D.s x;
function f(uint a) returns (uint) {
return x.mul(a);
}
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(using_for_by_name)
{
char const* text = R"(
library D { struct s { uint a; } function mul(s storage self, uint x) returns (uint) { return self.a *= x; } }
contract C {
using D for D.s;
D.s x;
function f(uint a) returns (uint) {
return x.mul({x: a});
}
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(using_for_mismatch)
{
char const* text = R"(
library D { function double(bytes32 self) returns (uint) { return 2; } }
contract C {
using D for uint;
function f(uint a) returns (uint) {
return a.double();
}
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(using_for_not_used)
{
// This is an error because the function is only bound to uint.
// Had it been bound to *, it would have worked.
char const* text = R"(
library D { function double(uint self) returns (uint) { return 2; } }
contract C {
using D for uint;
function f(uint16 a) returns (uint) {
return a.double();
}
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(using_for_arbitrary_mismatch)
{
// Bound to a, but self type does not match.
char const* text = R"(
library D { function double(bytes32 self) returns (uint) { return 2; } }
contract C {
using D for *;
function f(uint a) returns (uint) {
return a.double();
}
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(bound_function_in_var)
{
char const* text = R"(
library D { struct s { uint a; } function mul(s storage self, uint x) returns (uint) { return self.a *= x; } }
contract C {
using D for D.s;
D.s x;
function f(uint a) returns (uint) {
var g = x.mul;
return g({x: a});
}
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(create_memory_arrays)
{
char const* text = R"(
library L {
struct R { uint[10][10] y; }
struct S { uint a; uint b; uint[20][20][20] c; R d; }
}
contract C {
function f(uint size) {
L.S[][] memory x = new L.S[][](10);
var y = new uint[](20);
var z = new bytes(size);
}
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(mapping_in_memory_array)
{
char const* text = R"(
contract C {
function f(uint size) {
var x = new mapping(uint => uint)[](4);
}
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(new_for_non_array)
{
char const* text = R"(
contract C {
function f(uint size) {
var x = new uint(7);
}
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(invalid_args_creating_memory_array)
{
char const* text = R"(
contract C {
function f(uint size) {
var x = new uint[]();
}
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(function_overload_array_type)
{
char const* text = R"(
contract M {
function f(uint[] values);
function f(int[] values);
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(inline_array_declaration_and_passing_implicit_conversion)
{
char const* text = R"(
contract C {
function f() returns (uint) {
uint8 x = 7;
uint16 y = 8;
uint32 z = 9;
uint32[3] memory ending = [x, y, z];
return (ending[1]);
}
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(inline_array_declaration_and_passing_implicit_conversion_strings)
{
char const* text = R"(
contract C {
function f() returns (string) {
string memory x = "Hello";
string memory y = "World";
string[2] memory z = [x, y];
return (z[0]);
}
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(inline_array_declaration_const_int_conversion)
{
char const* text = R"(
contract C {
function f() returns (uint) {
uint8[4] memory z = [1,2,3,5];
return (z[0]);
}
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(inline_array_declaration_const_string_conversion)
{
char const* text = R"(
contract C {
function f() returns (string) {
string[2] memory z = ["Hello", "World"];
return (z[0]);
}
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(inline_array_declaration_no_type)
{
char const* text = R"(
contract C {
function f() returns (uint) {
return ([4,5,6][1]);
}
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(inline_array_declaration_no_type_strings)
{
char const* text = R"(
contract C {
function f() returns (string) {
return (["foo", "man", "choo"][1]);
}
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(inline_struct_declaration_arrays)
{
char const* text = R"(
contract C {
struct S {
uint a;
string b;
}
function f() {
S[2] memory x = [S({a: 1, b: "fish"}), S({a: 2, b: "fish"})];
}
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(invalid_types_in_inline_array)
{
char const* text = R"(
contract C {
function f() {
uint[3] x = [45, 'foo', true];
}
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_CASE(dynamic_inline_array)
{
char const* text = R"(
contract C {
function f() {
uint8[4][4] memory dyn = [[1, 2, 3, 4], [2, 3, 4, 5], [3, 4, 5, 6], [4, 5, 6, 7]];
}
}
)";
BOOST_CHECK(success(text));
}
BOOST_AUTO_TEST_CASE(lvalues_as_inline_array)
{
char const* text = R"(
contract C {
function f() {
[1, 2, 3]++;
[1, 2, 3] = [4, 5, 6];
}
}
)";
BOOST_CHECK(expectError(text) == Error::Type::TypeError);
}
BOOST_AUTO_TEST_SUITE_END()
}
}
} // end namespaces
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