/*
This file is part of solidity.
solidity 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.
solidity 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 solidity. If not, see .
*/
/**
* @author Christian
* @date 2014
* Unit tests for the name and type resolution of the solidity parser.
*/
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
using namespace std;
namespace dev
{
namespace solidity
{
namespace test
{
namespace
{
pair, std::shared_ptr>
parseAnalyseAndReturnError(string const& _source, bool _reportWarnings = false, bool _insertVersionPragma = true, bool _allowMultipleErrors = false)
{
// Silence compiler version warning
string source = _insertVersionPragma ? "pragma solidity >=0.0;\n" + _source : _source;
ErrorList errors;
Parser parser(errors);
ASTPointer sourceUnit;
// catch exceptions for a transition period
try
{
sourceUnit = parser.parse(std::make_shared(CharStream(source)));
if(!sourceUnit)
BOOST_FAIL("Parsing failed in type checker test.");
SyntaxChecker syntaxChecker(errors);
if (!syntaxChecker.checkSyntax(*sourceUnit))
return make_pair(sourceUnit, errors.at(0));
std::shared_ptr globalContext = make_shared();
map> scopes;
NameAndTypeResolver resolver(globalContext->declarations(), scopes, errors);
solAssert(Error::containsOnlyWarnings(errors), "");
resolver.registerDeclarations(*sourceUnit);
bool success = true;
for (ASTPointer const& node: sourceUnit->nodes())
if (ContractDefinition* contract = dynamic_cast(node.get()))
{
globalContext->setCurrentContract(*contract);
resolver.updateDeclaration(*globalContext->currentThis());
resolver.updateDeclaration(*globalContext->currentSuper());
if (!resolver.resolveNamesAndTypes(*contract))
success = false;
}
if (success)
for (ASTPointer const& node: sourceUnit->nodes())
if (ContractDefinition* contract = dynamic_cast(node.get()))
{
globalContext->setCurrentContract(*contract);
resolver.updateDeclaration(*globalContext->currentThis());
TypeChecker typeChecker(errors);
bool success = typeChecker.checkTypeRequirements(*contract);
BOOST_CHECK(success || !errors.empty());
}
if (success)
if (!PostTypeChecker(errors).check(*sourceUnit))
success = false;
if (success)
if (!StaticAnalyzer(errors).analyze(*sourceUnit))
success = false;
if (errors.size() > 1 && !_allowMultipleErrors)
BOOST_FAIL("Multiple errors found");
for (auto const& currentError: errors)
{
if (
(_reportWarnings && currentError->type() == Error::Type::Warning) ||
(!_reportWarnings && currentError->type() != Error::Type::Warning)
)
return make_pair(sourceUnit, currentError);
}
}
catch (InternalCompilerError const& _e)
{
string message("Internal compiler error");
if (string const* description = boost::get_error_info(_e))
message += ": " + *description;
BOOST_FAIL(message);
}
catch (Error const& _e)
{
return make_pair(sourceUnit, std::make_shared(_e));
}
catch (...)
{
BOOST_FAIL("Unexpected exception.");
}
return make_pair(sourceUnit, nullptr);
}
ASTPointer 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 expectError(std::string const& _source, bool _warning = false, bool _allowMultiple = false)
{
auto sourceAndError = parseAnalyseAndReturnError(_source, _warning, true, _allowMultiple);
BOOST_REQUIRE(!!sourceAndError.second);
BOOST_REQUIRE(!!sourceAndError.first);
return *sourceAndError.second;
}
static ContractDefinition const* retrieveContract(ASTPointer _source, unsigned index)
{
ContractDefinition* contract;
unsigned counter = 0;
for (ASTPointer const& node: _source->nodes())
if ((contract = dynamic_cast(node.get())) && counter == index)
return contract;
return nullptr;
}
static FunctionTypePointer retrieveFunctionBySignature(
ContractDefinition const& _contract,
std::string const& _signature
)
{
FixedHash<4> hash(dev::keccak256(_signature));
return _contract.interfaceFunctions()[hash];
}
}
#define CHECK_ERROR_OR_WARNING(text, typ, substring, warning, allowMulti) \
do \
{ \
Error err = expectError((text), (warning), (allowMulti)); \
BOOST_CHECK(err.type() == (Error::Type::typ)); \
BOOST_CHECK(searchErrorMessage(err, (substring))); \
} while(0)
// [checkError(text, type, substring)] asserts that the compilation down to typechecking
// emits an error of type [type] and with a message containing [substring].
#define CHECK_ERROR(text, type, substring) \
CHECK_ERROR_OR_WARNING(text, type, substring, false, false)
// [checkError(text, type, substring)] asserts that the compilation down to typechecking
// emits an error of type [type] and with a message containing [substring].
#define CHECK_ERROR_ALLOW_MULTI(text, type, substring) \
CHECK_ERROR_OR_WARNING(text, type, substring, false, true)
// [checkWarning(text, type, substring)] asserts that the compilation down to typechecking
// emits a warning of type [type] and with a message containing [substring].
#define CHECK_WARNING(text, substring) \
CHECK_ERROR_OR_WARNING(text, Warning, substring, true, false)
// [checkSuccess(text)] asserts that the compilation down to typechecking succeeds.
#define CHECK_SUCCESS(text) do { BOOST_CHECK(success((text))); } while(0)
#define CHECK_SUCCESS_NO_WARNINGS(text) \
do \
{ \
auto sourceAndError = parseAnalyseAndReturnError((text), true); \
BOOST_CHECK(sourceAndError.second == nullptr); \
} \
while(0)
BOOST_AUTO_TEST_SUITE(SolidityNameAndTypeResolution)
BOOST_AUTO_TEST_CASE(smoke_test)
{
char const* text = R"(
contract test {
uint256 stateVariable1;
function fun(uint256 arg1) { uint256 y; }
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(double_stateVariable_declaration)
{
char const* text = R"(
contract test {
uint256 variable;
uint128 variable;
}
)";
CHECK_ERROR(text, DeclarationError, "");
}
BOOST_AUTO_TEST_CASE(double_function_declaration)
{
char const* text = R"(
contract test {
function fun() { uint x; }
function fun() { uint x; }
}
)";
CHECK_ERROR(text, DeclarationError, "");
}
BOOST_AUTO_TEST_CASE(double_variable_declaration)
{
char const* text = R"(
contract test {
function f() {
uint256 x;
if (true) { uint256 x; }
}
}
)";
CHECK_ERROR(text, DeclarationError, "");
}
BOOST_AUTO_TEST_CASE(name_shadowing)
{
char const* text = R"(
contract test {
uint256 variable;
function f() { uint32 variable; }
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(name_references)
{
char const* text = R"(
contract test {
uint256 variable;
function f(uint256 arg) returns (uint out) { f(variable); test; out; }
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(undeclared_name)
{
char const* text = R"(
contract test {
uint256 variable;
function f(uint256 arg) {
f(notfound);
}
}
)";
CHECK_ERROR(text, DeclarationError, "");
}
BOOST_AUTO_TEST_CASE(reference_to_later_declaration)
{
char const* text = R"(
contract test {
function g() { f(); }
function f() {}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(struct_definition_directly_recursive)
{
char const* text = R"(
contract test {
struct MyStructName {
address addr;
MyStructName x;
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(struct_definition_indirectly_recursive)
{
char const* text = R"(
contract test {
struct MyStructName1 {
address addr;
uint256 count;
MyStructName2 x;
}
struct MyStructName2 {
MyStructName1 x;
}
}
)";
CHECK_ERROR(text, 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; }
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(struct_definition_recursion_via_mapping)
{
char const* text = R"(
contract test {
struct MyStructName1 {
address addr;
uint256 count;
mapping(uint => MyStructName1) x;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(type_inference_smoke_test)
{
char const* text = R"(
contract test {
function f(uint256 arg1, uint32 arg2) returns (bool ret) {
var x = arg1 + arg2 == 8; ret = x;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(type_checking_return)
{
char const* text = R"(
contract test {
function f() returns (bool r) { return 1 >= 2; }
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(type_checking_return_wrong_number)
{
char const* text = R"(
contract test {
function f() returns (bool r1, bool r2) { return 1 >= 2; }
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(type_checking_return_wrong_type)
{
char const* text = R"(
contract test {
function f() returns (uint256 r) { return 1 >= 2; }
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(type_checking_function_call)
{
char const* text = R"(
contract test {
function f() returns (bool r) { return g(12, true) == 3; }
function g(uint256 a, bool b) returns (uint256 r) { }
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(type_conversion_for_comparison)
{
char const* text = R"(
contract test {
function f() { uint32(2) == int64(2); }
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(type_conversion_for_comparison_invalid)
{
char const* text = R"(
contract test {
function f() { int32(2) == uint64(2); }
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(type_inference_explicit_conversion)
{
char const* text = R"(
contract test {
function f() returns (int256 r) { var x = int256(uint32(2)); return x; }
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(large_string_literal)
{
char const* text = R"(
contract test {
function f() { var x = "123456789012345678901234567890123"; }
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(balance)
{
char const* text = R"(
contract test {
function fun() {
uint256 x = address(0).balance;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(balance_invalid)
{
char const* text = R"(
contract test {
function fun() {
address(0).balance = 7;
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(assignment_to_mapping)
{
char const* text = R"(
contract test {
struct str {
mapping(uint=>uint) map;
}
str data;
function fun() {
var a = data.map;
data.map = a;
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(assignment_to_struct)
{
char const* text = R"(
contract test {
struct str {
mapping(uint=>uint) map;
}
str data;
function fun() {
var a = data;
data = a;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(returns_in_constructor)
{
char const* text = R"(
contract test {
function test() returns (uint a) { }
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(forward_function_reference)
{
char const* text = R"(
contract First {
function fun() returns (bool ret) {
return Second(1).fun(1, true, 3) > 0;
}
}
contract Second {
function fun(uint a, bool b, uint c) returns (uint ret) {
if (First(2).fun() == true) return 1;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(comparison_bitop_precedence)
{
char const* text = R"(
contract First {
function fun() returns (bool ret) {
return 1 & 2 == 8 & 9 && 1 ^ 2 < 4 | 6;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(function_no_implementation)
{
ASTPointer sourceUnit;
char const* text = R"(
contract test {
function functionName(bytes32 input) returns (bytes32 out);
}
)";
ETH_TEST_REQUIRE_NO_THROW(sourceUnit = parseAndAnalyse(text), "Parsing and name Resolving failed");
std::vector> nodes = sourceUnit->nodes();
ContractDefinition* contract = dynamic_cast(nodes[1].get());
BOOST_REQUIRE(contract);
BOOST_CHECK(!contract->annotation().isFullyImplemented);
BOOST_CHECK(!contract->definedFunctions()[0]->isImplemented());
}
BOOST_AUTO_TEST_CASE(abstract_contract)
{
ASTPointer 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> nodes = sourceUnit->nodes();
ContractDefinition* base = dynamic_cast(nodes[1].get());
ContractDefinition* derived = dynamic_cast(nodes[2].get());
BOOST_REQUIRE(base);
BOOST_CHECK(!base->annotation().isFullyImplemented);
BOOST_CHECK(!base->definedFunctions()[0]->isImplemented());
BOOST_REQUIRE(derived);
BOOST_CHECK(derived->annotation().isFullyImplemented);
BOOST_CHECK(derived->definedFunctions()[0]->isImplemented());
}
BOOST_AUTO_TEST_CASE(abstract_contract_with_overload)
{
ASTPointer 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> nodes = sourceUnit->nodes();
ContractDefinition* base = dynamic_cast(nodes[1].get());
ContractDefinition* derived = dynamic_cast(nodes[2].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;
char const* text = R"(
contract base { function foo(); }
contract derived {
base b;
function foo() { b = new base(); }
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(abstract_contract_constructor_args_optional)
{
ASTPointer 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(sourceUnit = parseAndAnalyse(text), "Parsing and name resolving failed");
std::vector> nodes = sourceUnit->nodes();
BOOST_CHECK_EQUAL(nodes.size(), 4);
ContractDefinition* derived = dynamic_cast(nodes[3].get());
BOOST_REQUIRE(derived);
BOOST_CHECK(!derived->annotation().isFullyImplemented);
}
BOOST_AUTO_TEST_CASE(abstract_contract_constructor_args_not_provided)
{
ASTPointer 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> nodes = sourceUnit->nodes();
BOOST_CHECK_EQUAL(nodes.size(), 4);
ContractDefinition* derived = dynamic_cast(nodes[3].get());
BOOST_REQUIRE(derived);
BOOST_CHECK(!derived->annotation().isFullyImplemented);
}
BOOST_AUTO_TEST_CASE(redeclare_implemented_abstract_function_as_abstract)
{
ASTPointer sourceUnit;
char const* text = R"(
contract base { function foo(); }
contract derived is base { function foo() {} }
contract wrong is derived { function foo(); }
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(implement_abstract_via_constructor)
{
ASTPointer sourceUnit;
char const* text = R"(
contract base { function foo(); }
contract foo is base { function foo() {} }
)";
ETH_TEST_REQUIRE_NO_THROW(sourceUnit = parseAndAnalyse(text), "Parsing and name resolving failed");
std::vector> nodes = sourceUnit->nodes();
BOOST_CHECK_EQUAL(nodes.size(), 3);
ContractDefinition* derived = dynamic_cast(nodes[2].get());
BOOST_REQUIRE(derived);
BOOST_CHECK(!derived->annotation().isFullyImplemented);
}
BOOST_AUTO_TEST_CASE(function_canonical_signature)
{
ASTPointer sourceUnit;
char const* text = R"(
contract Test {
function foo(uint256 arg1, uint64 arg2, bool arg3) returns (uint256 ret) {
ret = arg1 + arg2;
}
}
)";
ETH_TEST_REQUIRE_NO_THROW(sourceUnit = parseAndAnalyse(text), "Parsing and name Resolving failed");
for (ASTPointer const& node: sourceUnit->nodes())
if (ContractDefinition* contract = dynamic_cast(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;
char const* text = R"(
contract Test {
function boo(uint arg1, bytes32 arg2, address arg3) returns (uint ret) {
ret = 5;
}
}
)";
ETH_TEST_REQUIRE_NO_THROW(sourceUnit = parseAndAnalyse(text), "Parsing and name Resolving failed");
for (ASTPointer const& node: sourceUnit->nodes())
if (ContractDefinition* contract = dynamic_cast(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;
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 const& node: sourceUnit->nodes())
if (ContractDefinition* contract = dynamic_cast(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;
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 const& node: sourceUnit->nodes())
if (ContractDefinition* contract = dynamic_cast(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 {}
}
)";
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 {}
}
)";
CHECK_ERROR(text, 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);
}
}
)";
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);
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(hash_collision_in_interface)
{
char const* text = R"(
contract test {
function gsf() { }
function tgeo() { }
}
)";
CHECK_ERROR(text, 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; }
}
)";
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(); }
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(cyclic_inheritance)
{
char const* text = R"(
contract A is B { }
contract B is A { }
)";
CHECK_ERROR_ALLOW_MULTI(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(legal_override_direct)
{
char const* text = R"(
contract B { function f() {} }
contract C is B { function f(uint i) {} }
)";
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 { }
)";
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 {} }
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(illegal_override_constness)
{
char const* text = R"(
contract B { function f() constant {} }
contract C is B { function f() {} }
)";
CHECK_ERROR(text, 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 { }
)";
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); } }
)";
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) {} }
)";
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 { }
)";
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 { }
)";
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); }
}
)";
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); }
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(super_excludes_current_contract)
{
char const* text = R"(
contract A {
function b() {}
}
contract B is A {
function f() {
super.f();
}
}
)";
CHECK_ERROR(text, 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") _; }
}
)";
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) _; }
}
)";
CHECK_ERROR(text, 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") _; }
}
)";
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) _; }
}
)";
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) { _; } }
)";
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) { _; } }
)";
CHECK_ERROR(text, 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) { } }
)";
// Error: Identifier already declared.
// Error: Override changes modifier to function.
CHECK_ERROR_ALLOW_MULTI(text, DeclarationError, "");
}
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) { _; } }
)";
// Error: Identifier already declared.
// Error: Override changes function to modifier.
CHECK_ERROR_ALLOW_MULTI(text, DeclarationError, "");
}
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; }
}
)";
CHECK_ERROR(text, TypeError, "Return arguments not allowed.");
}
BOOST_AUTO_TEST_CASE(state_variable_accessors)
{
char const* text = R"(
contract test {
function fun() {
uint64(2);
}
uint256 public foo;
mapping(uint=>bytes4) public map;
mapping(uint=>mapping(uint=>bytes4)) public multiple_map;
}
)";
ASTPointer 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->returnParameterTypes();
BOOST_CHECK_EQUAL(returnParams.at(0)->canonicalName(false), "uint256");
BOOST_CHECK(function->isConstant());
function = retrieveFunctionBySignature(*contract, "map(uint256)");
BOOST_REQUIRE(function && function->hasDeclaration());
auto params = function->parameterTypes();
BOOST_CHECK_EQUAL(params.at(0)->canonicalName(false), "uint256");
returnParams = function->returnParameterTypes();
BOOST_CHECK_EQUAL(returnParams.at(0)->canonicalName(false), "bytes4");
BOOST_CHECK(function->isConstant());
function = retrieveFunctionBySignature(*contract, "multiple_map(uint256,uint256)");
BOOST_REQUIRE(function && function->hasDeclaration());
params = function->parameterTypes();
BOOST_CHECK_EQUAL(params.at(0)->canonicalName(false), "uint256");
BOOST_CHECK_EQUAL(params.at(1)->canonicalName(false), "uint256");
returnParams = function->returnParameterTypes();
BOOST_CHECK_EQUAL(returnParams.at(0)->canonicalName(false), "bytes4");
BOOST_CHECK(function->isConstant());
}
BOOST_AUTO_TEST_CASE(function_clash_with_state_variable_accessor)
{
char const* text = R"(
contract test {
function fun() {
uint64(2);
}
uint256 foo;
function foo() {}
}
)";
CHECK_ERROR(text, DeclarationError, "");
}
BOOST_AUTO_TEST_CASE(private_state_variable)
{
char const* text = R"(
contract test {
function fun() {
uint64(2);
}
uint256 private foo;
uint256 internal bar;
}
)";
ASTPointer 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(missing_state_variable)
{
char const* text = R"(
contract Scope {
function getStateVar() constant returns (uint stateVar) {
stateVar = Scope.stateVar; // should fail.
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(base_class_state_variable_accessor)
{
// test for issue #1126 https://github.com/ethereum/cpp-ethereum/issues/1126
char const* text = R"(
contract Parent {
uint256 public m_aMember;
}
contract Child is Parent {
function foo() returns (uint256) { return Parent.m_aMember; }
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(struct_accessor_one_array_only)
{
char const* sourceCode = R"(
contract test {
struct Data { uint[15] m_array; }
Data public data;
}
)";
CHECK_ERROR(sourceCode, TypeError, "");
}
BOOST_AUTO_TEST_CASE(base_class_state_variable_internal_member)
{
char const* text = R"(
contract Parent {
uint256 internal m_aMember;
}
contract Child is Parent{
function foo() returns (uint256) { return Parent.m_aMember; }
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(state_variable_member_of_wrong_class1)
{
char const* text = R"(
contract Parent1 {
uint256 internal m_aMember1;
}
contract Parent2 is Parent1{
uint256 internal m_aMember2;
}
contract Child is Parent2{
function foo() returns (uint256) { return Parent2.m_aMember1; }
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(state_variable_member_of_wrong_class2)
{
char const* text = R"(
contract Parent1 {
uint256 internal m_aMember1;
}
contract Parent2 is Parent1 {
uint256 internal m_aMember2;
}
contract Child is Parent2 {
function foo() returns (uint256) { return Child.m_aMember2; }
uint256 public m_aMember3;
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(fallback_function)
{
char const* text = R"(
contract C {
uint x;
function() { x = 2; }
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(fallback_function_with_arguments)
{
char const* text = R"(
contract C {
uint x;
function(uint a) { x = 2; }
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(fallback_function_in_library)
{
char const* text = R"(
library C {
function() {}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(fallback_function_with_return_parameters)
{
char const* text = R"(
contract C {
function() returns (uint) { }
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(fallback_function_with_constant_modifier)
{
char const* text = R"(
contract C {
uint x;
function() constant { x = 2; }
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(fallback_function_twice)
{
char const* text = R"(
contract C {
uint x;
function() { x = 2; }
function() { x = 3; }
}
)";
CHECK_ERROR_ALLOW_MULTI(text, 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; }
}
)";
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); }
}
)";
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);
}
)";
CHECK_ERROR(text, 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;
}
)";
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;
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(events_with_same_name)
{
char const* text = R"(
contract TestIt {
event A();
event A(uint i);
}
)";
BOOST_CHECK(success(text));
}
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); }
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(event_function_inheritance_clash)
{
char const* text = R"(
contract A {
function dup() returns (uint) {
return 1;
}
}
contract B {
event dup();
}
contract C is A, B {
}
)";
CHECK_ERROR(text, DeclarationError, "Identifier already declared.");
}
BOOST_AUTO_TEST_CASE(function_event_inheritance_clash)
{
char const* text = R"(
contract B {
event dup();
}
contract A {
function dup() returns (uint) {
return 1;
}
}
contract C is B, A {
}
)";
CHECK_ERROR(text, DeclarationError, "Identifier already declared.");
}
BOOST_AUTO_TEST_CASE(function_event_in_contract_clash)
{
char const* text = R"(
contract A {
event dup();
function dup() returns (uint) {
return 1;
}
}
)";
CHECK_ERROR(text, DeclarationError, "Identifier already declared.");
}
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); }
}
)";
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);
}
)";
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(); }
}
)";
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(); }
}
)";
CHECK_ERROR(text, 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(); }
}
)";
CHECK_ERROR(text, 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(); }
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(error_count_in_named_args)
{
char const* sourceCode = R"(
contract test {
function a(uint a, uint b) returns (uint r) {
r = a + b;
}
function b() returns (uint r) {
r = a({a: 1});
}
}
)";
CHECK_ERROR(sourceCode, TypeError, "");
}
BOOST_AUTO_TEST_CASE(empty_in_named_args)
{
char const* sourceCode = R"(
contract test {
function a(uint a, uint b) returns (uint r) {
r = a + b;
}
function b() returns (uint r) {
r = a({});
}
}
)";
CHECK_ERROR(sourceCode, TypeError, "");
}
BOOST_AUTO_TEST_CASE(duplicate_parameter_names_in_named_args)
{
char const* sourceCode = R"(
contract test {
function a(uint a, uint b) returns (uint r) {
r = a + b;
}
function b() returns (uint r) {
r = a({a: 1, a: 2});
}
}
)";
CHECK_ERROR(sourceCode, TypeError, "");
}
BOOST_AUTO_TEST_CASE(invalid_parameter_names_in_named_args)
{
char const* sourceCode = R"(
contract test {
function a(uint a, uint b) returns (uint r) {
r = a + b;
}
function b() returns (uint r) {
r = a({a: 1, c: 2});
}
}
)";
CHECK_ERROR(sourceCode, TypeError, "");
}
BOOST_AUTO_TEST_CASE(empty_name_input_parameter)
{
char const* text = R"(
contract test {
function f(uint) { }
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(empty_name_return_parameter)
{
char const* text = R"(
contract test {
function f() returns(bool) { }
}
)";
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;
}
}
)";
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;
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(disallow_declaration_of_void_type)
{
char const* sourceCode = R"(
contract c {
function f() { var (x) = f(); }
}
)";
CHECK_ERROR(sourceCode, 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;
}
)";
CHECK_ERROR(sourceCode, TypeError, "");
}
BOOST_AUTO_TEST_CASE(exp_operator_exponent_too_big)
{
char const* sourceCode = R"(
contract test {
function f() returns(uint d) { return 2 ** 10000000000; }
}
)";
CHECK_ERROR(sourceCode, TypeError, "");
}
BOOST_AUTO_TEST_CASE(exp_warn_literal_base)
{
char const* sourceCode = R"(
contract test {
function f() returns(uint d) {
uint8 x = 100;
return 10**x;
}
}
)";
CHECK_WARNING(sourceCode, "might overflow");
sourceCode = R"(
contract test {
function f() returns(uint d) {
uint8 x = 100;
return uint8(10)**x;
}
}
)";
CHECK_SUCCESS(sourceCode);
sourceCode = R"(
contract test {
function f() returns(uint d) {
return 2**80;
}
}
)";
CHECK_SUCCESS(sourceCode);
}
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;
}
)";
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;
}
}
)";
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;
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(enum_invalid_direct_member_access)
{
char const* text = R"(
contract test {
enum ActionChoices { GoLeft, GoRight, GoStraight, Sit }
function test() {
choices = Sit;
}
ActionChoices choices;
}
)";
CHECK_ERROR(text, DeclarationError, "");
}
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;
}
)";
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;
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(enum_implicit_conversion_is_not_okay_256)
{
char const* text = R"(
contract test {
enum ActionChoices { GoLeft, GoRight, GoStraight, Sit }
function test() {
a = ActionChoices.GoStraight;
}
uint256 a;
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(enum_implicit_conversion_is_not_okay_64)
{
char const* text = R"(
contract test {
enum ActionChoices { GoLeft, GoRight, GoStraight, Sit }
function test() {
b = ActionChoices.Sit;
}
uint64 b;
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(enum_to_enum_conversion_is_not_okay)
{
char const* text = R"(
contract test {
enum Paper { Up, Down, Left, Right }
enum Ground { North, South, West, East }
function test() {
Ground(Paper.Up);
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(enum_duplicate_values)
{
char const* text = R"(
contract test {
enum ActionChoices { GoLeft, GoRight, GoLeft, Sit }
}
)";
CHECK_ERROR(text, DeclarationError, "");
}
BOOST_AUTO_TEST_CASE(enum_name_resolution_under_current_contract_name)
{
char const* text = R"(
contract A {
enum Foo {
First,
Second
}
function a() {
A.Foo;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(private_visibility)
{
char const* sourceCode = R"(
contract base {
function f() private {}
}
contract derived is base {
function g() { f(); }
}
)";
CHECK_ERROR(sourceCode, 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(); }
}
)";
CHECK_ERROR(sourceCode, TypeError, "");
}
BOOST_AUTO_TEST_CASE(external_visibility)
{
char const* sourceCode = R"(
contract c {
function f() external {}
function g() { f(); }
}
)";
CHECK_ERROR(sourceCode, 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(); }
}
)";
CHECK_ERROR(sourceCode, TypeError, "");
}
BOOST_AUTO_TEST_CASE(external_argument_assign)
{
char const* sourceCode = R"(
contract c {
function f(uint a) external { a = 1; }
}
)";
CHECK_ERROR(sourceCode, TypeError, "");
}
BOOST_AUTO_TEST_CASE(external_argument_increment)
{
char const* sourceCode = R"(
contract c {
function f(uint a) external { a++; }
}
)";
CHECK_ERROR(sourceCode, TypeError, "");
}
BOOST_AUTO_TEST_CASE(external_argument_delete)
{
char const* sourceCode = R"(
contract c {
function f(uint a) external { delete a; }
}
)";
CHECK_ERROR(sourceCode, 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; }
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(array_with_negative_length)
{
char const* text = R"(
contract c {
function f(uint a) { uint8[-1] x; }
}
)";
CHECK_ERROR(text, TypeError, "Array with negative length specified");
}
BOOST_AUTO_TEST_CASE(array_copy_with_different_types1)
{
char const* text = R"(
contract c {
bytes a;
uint[] b;
function f() { b = a; }
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(array_copy_with_different_types2)
{
char const* text = R"(
contract c {
uint32[] a;
uint8[] b;
function f() { b = a; }
}
)";
CHECK_ERROR(text, 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; }
}
)";
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; }
}
)";
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; }
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(storage_variable_initialization_with_incorrect_type_int)
{
char const* text = R"(
contract c {
uint8 a = 1000;
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(storage_variable_initialization_with_incorrect_type_string)
{
char const* text = R"(
contract c {
uint a = "abc";
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(test_fromElementaryTypeName)
{
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::Int, 0, 0)) == *make_shared(256, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 8, 0)) == *make_shared(8, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 16, 0)) == *make_shared(16, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 24, 0)) == *make_shared(24, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 32, 0)) == *make_shared(32, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 40, 0)) == *make_shared(40, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 48, 0)) == *make_shared(48, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 56, 0)) == *make_shared(56, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 64, 0)) == *make_shared(64, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 72, 0)) == *make_shared(72, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 80, 0)) == *make_shared(80, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 88, 0)) == *make_shared(88, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 96, 0)) == *make_shared(96, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 104, 0)) == *make_shared(104, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 112, 0)) == *make_shared(112, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 120, 0)) == *make_shared(120, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 128, 0)) == *make_shared(128, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 136, 0)) == *make_shared(136, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 144, 0)) == *make_shared(144, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 152, 0)) == *make_shared(152, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 160, 0)) == *make_shared(160, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 168, 0)) == *make_shared(168, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 176, 0)) == *make_shared(176, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 184, 0)) == *make_shared(184, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 192, 0)) == *make_shared(192, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 200, 0)) == *make_shared(200, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 208, 0)) == *make_shared(208, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 216, 0)) == *make_shared(216, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 224, 0)) == *make_shared(224, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 232, 0)) == *make_shared(232, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 240, 0)) == *make_shared(240, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 248, 0)) == *make_shared(248, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::IntM, 256, 0)) == *make_shared(256, IntegerType::Modifier::Signed));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UInt, 0, 0)) == *make_shared(256, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 8, 0)) == *make_shared(8, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 16, 0)) == *make_shared(16, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 24, 0)) == *make_shared(24, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 32, 0)) == *make_shared(32, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 40, 0)) == *make_shared(40, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 48, 0)) == *make_shared(48, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 56, 0)) == *make_shared(56, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 64, 0)) == *make_shared(64, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 72, 0)) == *make_shared(72, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 80, 0)) == *make_shared(80, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 88, 0)) == *make_shared(88, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 96, 0)) == *make_shared(96, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 104, 0)) == *make_shared(104, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 112, 0)) == *make_shared(112, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 120, 0)) == *make_shared(120, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 128, 0)) == *make_shared(128, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 136, 0)) == *make_shared(136, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 144, 0)) == *make_shared(144, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 152, 0)) == *make_shared(152, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 160, 0)) == *make_shared(160, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 168, 0)) == *make_shared(168, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 176, 0)) == *make_shared(176, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 184, 0)) == *make_shared(184, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 192, 0)) == *make_shared(192, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 200, 0)) == *make_shared(200, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 208, 0)) == *make_shared(208, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 216, 0)) == *make_shared(216, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 224, 0)) == *make_shared(224, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 232, 0)) == *make_shared(232, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 240, 0)) == *make_shared(240, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 248, 0)) == *make_shared(248, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::UIntM, 256, 0)) == *make_shared(256, IntegerType::Modifier::Unsigned));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::Byte, 0, 0)) == *make_shared(1));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 1, 0)) == *make_shared(1));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 2, 0)) == *make_shared(2));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 3, 0)) == *make_shared(3));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 4, 0)) == *make_shared(4));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 5, 0)) == *make_shared(5));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 6, 0)) == *make_shared(6));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 7, 0)) == *make_shared(7));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 8, 0)) == *make_shared(8));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 9, 0)) == *make_shared(9));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 10, 0)) == *make_shared(10));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 11, 0)) == *make_shared(11));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 12, 0)) == *make_shared(12));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 13, 0)) == *make_shared(13));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 14, 0)) == *make_shared(14));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 15, 0)) == *make_shared(15));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 16, 0)) == *make_shared(16));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 17, 0)) == *make_shared(17));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 18, 0)) == *make_shared(18));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 19, 0)) == *make_shared(19));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 20, 0)) == *make_shared(20));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 21, 0)) == *make_shared(21));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 22, 0)) == *make_shared(22));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 23, 0)) == *make_shared(23));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 24, 0)) == *make_shared(24));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 25, 0)) == *make_shared(25));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 26, 0)) == *make_shared(26));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 27, 0)) == *make_shared(27));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 28, 0)) == *make_shared(28));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 29, 0)) == *make_shared(29));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 30, 0)) == *make_shared(30));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 31, 0)) == *make_shared(31));
BOOST_CHECK(*Type::fromElementaryTypeName(ElementaryTypeNameToken(Token::BytesM, 32, 0)) == *make_shared(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;
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(assigning_state_to_const_variable)
{
char const* text = R"(
contract C {
address constant x = msg.sender;
}
)";
// Change to TypeError for 0.5.0.
CHECK_WARNING(text, "Initial value for constant variable has to be compile-time constant.");
}
BOOST_AUTO_TEST_CASE(constant_string_literal_disallows_assignment)
{
char const* text = R"(
contract Test {
string constant x = "abefghijklmnopqabcdefghijklmnopqabcdefghijklmnopqabca";
function f() {
x[0] = "f";
}
}
)";
// Even if this is made possible in the future, we should not allow assignment
// to elements of constant arrays.
CHECK_ERROR(text, TypeError, "Index access for string is not possible.");
}
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();
}
)";
// Change to TypeError for 0.5.0.
CHECK_WARNING(text, "Initial value for constant variable has to be compile-time constant.");
}
BOOST_AUTO_TEST_CASE(assignment_to_const_var_involving_conversion)
{
char const* text = R"(
contract C {
C constant x = C(0x123);
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(assignment_to_const_var_involving_expression)
{
char const* text = R"(
contract C {
uint constant x = 0x123 + 0x456;
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(assignment_to_const_var_involving_keccak)
{
char const* text = R"(
contract C {
bytes32 constant x = keccak256("abc");
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(assignment_to_const_array_vars)
{
char const* text = R"(
contract C {
uint[3] constant x = [uint(1), 2, 3];
}
)";
CHECK_ERROR(text, TypeError, "implemented");
}
BOOST_AUTO_TEST_CASE(constant_struct)
{
char const* text = R"(
contract C {
struct S { uint x; uint[] y; }
S constant x = S(5, new uint[](4));
}
)";
CHECK_ERROR(text, TypeError, "implemented");
}
BOOST_AUTO_TEST_CASE(uninitialized_const_variable)
{
char const* text = R"(
contract Foo {
uint constant y;
}
)";
CHECK_ERROR(text, 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); }
}
)";
CHECK_ERROR(sourceCode, 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); }
}
)";
CHECK_ERROR(sourceCode, 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); }
}
)";
CHECK_ERROR(sourceCode, 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) { }
}
)";
CHECK_ERROR(sourceCode, 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) { }
}
)";
CHECK_ERROR(sourceCode, TypeError, "");
}
BOOST_AUTO_TEST_CASE(multiple_constructors)
{
char const* sourceCode = R"(
contract test {
function test(uint a) { }
function test() {}
}
)";
CHECK_ERROR(sourceCode, DeclarationError, "");
}
BOOST_AUTO_TEST_CASE(equal_overload)
{
char const* sourceCode = R"(
contract C {
function test(uint a) returns (uint b) { }
function test(uint a) external {}
}
)";
CHECK_ERROR_ALLOW_MULTI(sourceCode, DeclarationError, "");
}
BOOST_AUTO_TEST_CASE(uninitialized_var)
{
char const* sourceCode = R"(
contract C {
function f() returns (uint) { var x; return 2; }
}
)";
CHECK_ERROR(sourceCode, 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(invalid_utf8_implicit)
{
char const* sourceCode = R"(
contract C {
string s = "\xa0\x00";
}
)";
CHECK_ERROR(sourceCode, TypeError, "invalid UTF-8");
}
BOOST_AUTO_TEST_CASE(invalid_utf8_explicit)
{
char const* sourceCode = R"(
contract C {
string s = string("\xa0\x00");
}
)";
CHECK_ERROR(sourceCode, TypeError, "Explicit type conversion not allowed");
}
BOOST_AUTO_TEST_CASE(string_index)
{
char const* sourceCode = R"(
contract C {
string s;
function f() { var a = s[2]; }
}
)";
CHECK_ERROR(sourceCode, TypeError, "");
}
BOOST_AUTO_TEST_CASE(string_length)
{
char const* sourceCode = R"(
contract C {
string s;
function f() { var a = s.length; }
}
)";
CHECK_ERROR(sourceCode, TypeError, "");
}
BOOST_AUTO_TEST_CASE(negative_integers_to_signed_out_of_bound)
{
char const* sourceCode = R"(
contract test {
int8 public i = -129;
}
)";
CHECK_ERROR(sourceCode, 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;
}
)";
CHECK_ERROR(sourceCode, 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;
}
)";
CHECK_ERROR(sourceCode, TypeError, "");
}
BOOST_AUTO_TEST_CASE(positive_integers_to_unsigned_out_of_bound)
{
char const* sourceCode = R"(
contract test {
uint8 public x = 700;
}
)";
CHECK_ERROR(sourceCode, TypeError, "");
}
BOOST_AUTO_TEST_CASE(integer_boolean_operators)
{
char const* sourceCode1 = R"(
contract test { function() { uint x = 1; uint y = 2; x || y; } }
)";
CHECK_ERROR(sourceCode1, TypeError, "");
char const* sourceCode2 = R"(
contract test { function() { uint x = 1; uint y = 2; x && y; } }
)";
CHECK_ERROR(sourceCode2, TypeError, "");
char const* sourceCode3 = R"(
contract test { function() { uint x = 1; !x; } }
)";
CHECK_ERROR(sourceCode3, TypeError, "");
}
BOOST_AUTO_TEST_CASE(exp_signed_variable)
{
char const* sourceCode1 = R"(
contract test { function() { uint x = 3; int y = -4; x ** y; } }
)";
CHECK_ERROR(sourceCode1, TypeError, "");
char const* sourceCode2 = R"(
contract test { function() { uint x = 3; int y = -4; y ** x; } }
)";
CHECK_ERROR(sourceCode2, TypeError, "");
char const* sourceCode3 = R"(
contract test { function() { int x = -3; int y = -4; x ** y; } }
)";
CHECK_ERROR(sourceCode3, TypeError, "");
}
BOOST_AUTO_TEST_CASE(reference_compare_operators)
{
char const* sourceCode1 = R"(
contract test { bytes a; bytes b; function() { a == b; } }
)";
CHECK_ERROR(sourceCode1, TypeError, "");
char const* sourceCode2 = R"(
contract test { struct s {uint a;} s x; s y; function() { x == y; } }
)";
CHECK_ERROR(sourceCode2, TypeError, "");
}
BOOST_AUTO_TEST_CASE(overwrite_memory_location_external)
{
char const* sourceCode = R"(
contract C {
function f(uint[] memory a) external {}
}
)";
CHECK_ERROR(sourceCode, TypeError, "");
}
BOOST_AUTO_TEST_CASE(overwrite_storage_location_external)
{
char const* sourceCode = R"(
contract C {
function f(uint[] storage a) external {}
}
)";
CHECK_ERROR(sourceCode, 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;
}
}
)";
CHECK_ERROR(sourceCode, 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;
}
}
)";
CHECK_ERROR(sourceCode, 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
}
}
)";
CHECK_ERROR(sourceCode, TypeError, "");
}
BOOST_AUTO_TEST_CASE(uninitialized_mapping_variable)
{
char const* sourceCode = R"(
contract C {
function f() {
mapping(uint => uint) x;
}
}
)";
CHECK_ERROR(sourceCode, TypeError, "Uninitialized mapping. Mappings cannot be created dynamically, you have to assign them from a state variable");
}
BOOST_AUTO_TEST_CASE(uninitialized_mapping_array_variable)
{
char const* sourceCode = R"(
contract C {
function f() {
mapping(uint => uint)[] x;
}
}
)";
CHECK_WARNING(sourceCode, "Uninitialized storage pointer");
}
BOOST_AUTO_TEST_CASE(no_delete_on_storage_pointers)
{
char const* sourceCode = R"(
contract C {
uint[] data;
function f() {
var x = data;
delete x;
}
}
)";
CHECK_ERROR(sourceCode, 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);
}
}
)";
CHECK_ERROR(sourceCode, 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;
}
}
)";
CHECK_ERROR(sourceCode, 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);
// we can assign to x but it is not usable.
bytes(x).length;
}
}
)";
CHECK_ERROR(sourceCode, TypeError, "");
}
BOOST_AUTO_TEST_CASE(memory_arrays_not_resizeable)
{
char const* sourceCode = R"(
contract C {
function f() {
uint[] memory x;
x.length = 2;
}
}
)";
CHECK_ERROR(sourceCode, 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";
}
}
)";
CHECK_SUCCESS(text);
}
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];
}
}
)";
CHECK_ERROR(text, 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); }
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(inheriting_from_library)
{
char const* text = R"(
library Lib {}
contract Test is Lib {}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(inheriting_library)
{
char const* text = R"(
contract Test {}
library Lib is Test {}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(library_having_variables)
{
char const* text = R"(
library Lib { uint x; }
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(valid_library)
{
char const* text = R"(
library Lib { uint constant x = 9; }
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(call_to_library_function)
{
char const* text = R"(
library Lib {
function min(uint x, uint y) returns (uint);
}
contract Test {
function f() {
uint t = Lib.min(12, 7);
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(creating_contract_within_the_contract)
{
char const* sourceCode = R"(
contract Test {
function f() { var x = new Test(); }
}
)";
CHECK_ERROR(sourceCode, 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;
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(literal_string_to_storage_pointer)
{
char const* text = R"(
contract C {
function f() { string x = "abc"; }
}
)";
CHECK_ERROR(text, 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;
}
}
)";
CHECK_WARNING(text, "Uninitialized storage pointer");
}
BOOST_AUTO_TEST_CASE(sha3_with_large_integer_constant)
{
char const* text = R"(
contract c
{
function f() { sha3(2**500); }
}
)";
CHECK_ERROR(text, 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(); } }
)";
CHECK_ERROR(text, 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(); } }
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(multi_variable_declaration_fail)
{
char const* text = R"(
contract C { function f() { var (x,y); } }
)";
CHECK_ERROR(text, 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();
}
}
)";
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(); }
}
)";
CHECK_ERROR(text, 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(); }
}
)";
CHECK_ERROR(text, 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(); }
}
)";
CHECK_ERROR(text, 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(); }
}
)";
CHECK_ERROR(text, 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);
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(tuples_empty_components)
{
char const* text = R"(
contract C {
function f() {
(1,,2);
}
}
)";
CHECK_ERROR(text, 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(); }
}
)";
CHECK_ERROR(text, 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(); }
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(tuple_assignment_from_void_function)
{
char const* text = R"(
contract C {
function f() { }
function g() {
var (x,) = (f(), f());
}
}
)";
CHECK_ERROR(text, TypeError, "Cannot declare variable with void (empty tuple) type.");
}
BOOST_AUTO_TEST_CASE(tuple_compound_assignment)
{
char const* text = R"(
contract C {
function f() returns (uint a, uint b) {
(a, b) += (1, 1);
}
}
)";
CHECK_ERROR(text, TypeError, "Compound assignment is not allowed for tuple types.");
}
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;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(using_for_library)
{
char const* text = R"(
library D { }
contract C {
using D for uint;
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(using_for_not_library)
{
char const* text = R"(
contract D { }
contract C {
using D for uint;
}
)";
CHECK_ERROR(text, 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;
}
}
)";
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();
}
}
)";
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);
}
}
)";
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);
}
}
)";
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});
}
}
)";
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();
}
}
)";
CHECK_ERROR(text, 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();
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(library_memory_struct)
{
char const* text = R"(
library c {
struct S { uint x; }
function f() returns (S ) {}
}
)";
CHECK_ERROR(text, 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();
}
}
)";
CHECK_ERROR(text, 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});
}
}
)";
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);
}
}
)";
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);
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(new_for_non_array)
{
char const* text = R"(
contract C {
function f(uint size) {
var x = new uint(7);
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(invalid_args_creating_memory_array)
{
char const* text = R"(
contract C {
function f(uint size) {
var x = new uint[]();
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(function_overload_array_type)
{
char const* text = R"(
contract M {
function f(uint[] values);
function f(int[] values);
}
)";
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]);
}
}
)";
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]);
}
}
)";
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]);
}
}
)";
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]);
}
}
)";
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]);
}
}
)";
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]);
}
}
)";
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"})];
}
}
)";
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];
}
}
)";
CHECK_ERROR(text, 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]];
}
}
)";
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];
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(break_not_in_loop)
{
char const* text = R"(
contract C {
function f() {
if (true)
break;
}
}
)";
CHECK_ERROR(text, SyntaxError, "");
}
BOOST_AUTO_TEST_CASE(continue_not_in_loop)
{
char const* text = R"(
contract C {
function f() {
if (true)
continue;
}
}
)";
CHECK_ERROR(text, SyntaxError, "");
}
BOOST_AUTO_TEST_CASE(continue_not_in_loop_2)
{
char const* text = R"(
contract C {
function f() {
while (true)
{
}
continue;
}
}
)";
CHECK_ERROR(text, SyntaxError, "");
}
BOOST_AUTO_TEST_CASE(invalid_different_types_for_conditional_expression)
{
char const* text = R"(
contract C {
function f() {
true ? true : 2;
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(left_value_in_conditional_expression_not_supported_yet)
{
char const* text = R"(
contract C {
function f() {
uint x;
uint y;
(true ? x : y) = 1;
}
}
)";
CHECK_ERROR_ALLOW_MULTI(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(conditional_expression_with_different_struct)
{
char const* text = R"(
contract C {
struct s1 {
uint x;
}
struct s2 {
uint x;
}
function f() {
s1 memory x;
s2 memory y;
true ? x : y;
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(conditional_expression_with_different_function_type)
{
char const* text = R"(
contract C {
function x(bool) {}
function y() {}
function f() {
true ? x : y;
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(conditional_expression_with_different_enum)
{
char const* text = R"(
contract C {
enum small { A, B, C, D }
enum big { A, B, C, D }
function f() {
small x;
big y;
true ? x : y;
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(conditional_expression_with_different_mapping)
{
char const* text = R"(
contract C {
mapping(uint8 => uint8) table1;
mapping(uint32 => uint8) table2;
function f() {
true ? table1 : table2;
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(conditional_with_all_types)
{
char const* text = R"(
contract C {
struct s1 {
uint x;
}
s1 struct_x;
s1 struct_y;
function fun_x() {}
function fun_y() {}
enum small { A, B, C, D }
mapping(uint8 => uint8) table1;
mapping(uint8 => uint8) table2;
function f() {
// integers
uint x;
uint y;
uint g = true ? x : y;
// integer constants
uint h = true ? 1 : 3;
// string literal
var i = true ? "hello" : "world";
}
function f2() {
// bool
bool j = true ? true : false;
// real is not there yet.
// array
byte[2] memory a;
byte[2] memory b;
var k = true ? a : b;
bytes memory e;
bytes memory f;
var l = true ? e : f;
// fixed bytes
bytes2 c;
bytes2 d;
var m = true ? c : d;
}
function f3() {
// contract doesn't fit in here
// struct
struct_x = true ? struct_x : struct_y;
// function
var r = true ? fun_x : fun_y;
// enum
small enum_x;
small enum_y;
enum_x = true ? enum_x : enum_y;
// tuple
var (n, o) = true ? (1, 2) : (3, 4);
// mapping
var p = true ? table1 : table2;
// typetype
var q = true ? uint32(1) : uint32(2);
// modifier doesn't fit in here
// magic doesn't fit in here
// module doesn't fit in here
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(constructor_call_invalid_arg_count)
{
// This caused a segfault in an earlier version
char const* text = R"(
contract C {
function C(){}
}
contract D is C {
function D() C(5){}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(index_access_for_bytes)
{
char const* text = R"(
contract C {
bytes20 x;
function f(bytes16 b) {
b[uint(x[2])];
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(uint7_and_uintM_as_identifier)
{
char const* text = R"(
contract test {
string uintM = "Hello 4 you";
function f() {
uint8 uint7 = 3;
uint7 = 5;
string memory intM;
uint bytesM = 21;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(varM_disqualified_as_keyword)
{
char const* text = R"(
contract test {
function f() {
uintM something = 3;
intM should = 4;
bytesM fail = "now";
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(long_uint_variable_fails)
{
char const* text = R"(
contract test {
function f() {
uint99999999999999999999999999 something = 3;
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(bytes10abc_is_identifier)
{
char const* text = R"(
contract test {
function f() {
bytes32 bytes10abc = "abc";
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(int10abc_is_identifier)
{
char const* text = R"(
contract test {
function f() {
uint uint10abc = 3;
int int10abc = 4;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(library_functions_do_not_have_value)
{
char const* text = R"(
library L { function l() {} }
contract test {
function f() {
L.l.value;
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(invalid_fixed_types_0x7_mxn)
{
char const* text = R"(
contract test {
fixed0x7 a = .3;
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(invalid_fixed_types_long_invalid_identifier)
{
char const* text = R"(
contract test {
fixed99999999999999999999999999999999999999x7 b = 9.5;
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(invalid_fixed_types_7x8_mxn)
{
char const* text = R"(
contract test {
fixed7x8 c = 3.12345678;
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(library_instances_cannot_be_used)
{
char const* text = R"(
library L { function l() {} }
contract test {
function f() {
L x;
x.l();
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(invalid_fixed_type_long)
{
char const* text = R"(
contract test {
function f() {
fixed8x888888888888888888888888888888888888888888888888888 b;
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(fixed_type_int_conversion)
{
char const* text = R"(
contract test {
function f() {
uint128 a = 3;
int128 b = 4;
fixed c = b;
ufixed d = a;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(fixed_type_rational_int_conversion)
{
char const* text = R"(
contract test {
function f() {
fixed c = 3;
ufixed d = 4;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(fixed_type_rational_fraction_conversion)
{
char const* text = R"(
contract test {
function f() {
fixed a = 4.5;
ufixed d = 2.5;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(invalid_int_implicit_conversion_from_fixed)
{
char const* text = R"(
contract test {
function f() {
fixed a = 4.5;
int b = a;
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(rational_unary_operation)
{
char const* text = R"(
contract test {
function f() {
ufixed8x16 a = +3.25;
fixed8x16 b = -3.25;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(leading_zero_rationals_convert)
{
char const* text = R"(
contract A {
function f() {
ufixed0x8 a = 0.5;
ufixed0x56 b = 0.0000000000000006661338147750939242541790008544921875;
fixed0x8 c = -0.5;
fixed0x56 d = -0.0000000000000006661338147750939242541790008544921875;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(size_capabilities_of_fixed_point_types)
{
char const* text = R"(
contract test {
function f() {
ufixed248x8 a = 123456781234567979695948382928485849359686494864095409282048094275023098123.5;
ufixed0x256 b = 0.920890746623327805482905058466021565416131529487595827354393978494366605267637829135688384325135165352082715782143655824815685807141335814463015972119819459298455224338812271036061391763384038070334798471324635050876128428143374549108557403087615966796875;
ufixed0x256 c = 0.0000000000015198847363997979984922685411315294875958273543939784943666052676464653042434787697605517039455161817147718251801220885263595179331845639229818863564267318422845592626219390573301877339317935702714669975697814319204326238832436501979827880859375;
fixed248x8 d = -123456781234567979695948382928485849359686494864095409282048094275023098123.5;
fixed0x256 e = -0.93322335481643744342575580035176794825198893968114429702091846411734101080123092162893656820177312738451291806995868682861328125;
fixed0x256 g = -0.00011788606643744342575580035176794825198893968114429702091846411734101080123092162893656820177312738451291806995868682861328125;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(fixed_type_invalid_implicit_conversion_size)
{
char const* text = R"(
contract test {
function f() {
ufixed a = 11/4;
ufixed248x8 b = a;
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(fixed_type_invalid_implicit_conversion_lost_data)
{
char const* text = R"(
contract test {
function f() {
ufixed0x256 a = 1/3;
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(fixed_type_valid_explicit_conversions)
{
char const* text = R"(
contract test {
function f() {
ufixed0x256 a = ufixed0x256(1/3);
ufixed0x248 b = ufixed0x248(1/3);
ufixed0x8 c = ufixed0x8(1/3);
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(invalid_array_declaration_with_rational)
{
char const* text = R"(
contract test {
function f() {
uint[3.5] a;
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(invalid_array_declaration_with_fixed_type)
{
char const* text = R"(
contract test {
function f() {
uint[fixed(3.5)] a;
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(rational_to_bytes_implicit_conversion)
{
char const* text = R"(
contract test {
function f() {
bytes32 c = 3.2;
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(fixed_to_bytes_implicit_conversion)
{
char const* text = R"(
contract test {
function f() {
fixed a = 3.25;
bytes32 c = a;
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(mapping_with_fixed_literal)
{
char const* text = R"(
contract test {
mapping(ufixed8x248 => string) fixedString;
function f() {
fixedString[0.5] = "Half";
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(fixed_points_inside_structs)
{
char const* text = R"(
contract test {
struct myStruct {
ufixed a;
int b;
}
myStruct a = myStruct(3.125, 3);
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(inline_array_fixed_types)
{
char const* text = R"(
contract test {
function f() {
fixed[3] memory a = [fixed(3.5), fixed(-4.25), fixed(967.125)];
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(inline_array_rationals)
{
char const* text = R"(
contract test {
function f() {
ufixed8x8[4] memory a = [3.5, 4.125, 2.5, 4.0];
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(rational_index_access)
{
char const* text = R"(
contract test {
function f() {
uint[] memory a;
a[.5];
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(rational_to_fixed_literal_expression)
{
char const* text = R"(
contract test {
function f() {
ufixed8x8 a = 3.5 * 3;
ufixed8x8 b = 4 - 2.5;
ufixed8x8 c = 11 / 4;
ufixed16x240 d = 599 + 0.21875;
ufixed8x248 e = ufixed8x248(35.245 % 12.9);
ufixed8x248 f = ufixed8x248(1.2 % 2);
fixed g = 2 ** -2;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(rational_as_exponent_value_neg_decimal)
{
char const* text = R"(
contract test {
function f() {
fixed g = 2 ** -2.2;
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(rational_as_exponent_value_pos_decimal)
{
char const* text = R"(
contract test {
function f() {
ufixed b = 3 ** 2.5;
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(rational_as_exponent_half)
{
char const* text = R"(
contract test {
function f() {
ufixed24x24 b = 2 ** (1/2);
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(rational_as_exponent_value_neg_quarter)
{
char const* text = R"(
contract test {
function f() {
fixed40x40 c = 42 ** (-1/4);
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(fixed_point_casting_exponents_15)
{
char const* text = R"(
contract test {
function f() {
ufixed a = 3 ** ufixed(1.5);
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(fixed_point_casting_exponents_half)
{
char const* text = R"(
contract test {
function f() {
ufixed b = 2 ** ufixed(1/2);
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(fixed_point_casting_exponents_neg)
{
char const* text = R"(
contract test {
function f() {
fixed c = 42 ** fixed(-1/4);
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(fixed_point_casting_exponents_neg_decimal)
{
char const* text = R"(
contract test {
function f() {
fixed d = 16 ** fixed(-0.5);
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(var_capable_of_holding_constant_rationals)
{
char const* text = R"(
contract test {
function f() {
var a = 0.12345678;
var b = 12345678.352;
var c = 0.00000009;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(var_and_rational_with_tuple)
{
char const* text = R"(
contract test {
function f() {
var (a, b) = (.5, 1/3);
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(var_handle_divided_integers)
{
char const* text = R"(
contract test {
function f() {
var x = 1/3;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(rational_bitnot_unary_operation)
{
char const* text = R"(
contract test {
function f() {
fixed a = ~3.5;
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(rational_bitor_binary_operation)
{
char const* text = R"(
contract test {
function f() {
fixed a = 1.5 | 3;
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(rational_bitxor_binary_operation)
{
char const* text = R"(
contract test {
function f() {
fixed a = 1.75 ^ 3;
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(rational_bitand_binary_operation)
{
char const* text = R"(
contract test {
function f() {
fixed a = 1.75 & 3;
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(zero_handling)
{
char const* text = R"(
contract test {
function f() {
fixed8x8 a = 0;
ufixed8x8 b = 0;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(missing_bool_conversion)
{
char const* text = R"(
contract test {
function b(uint a) {
bool(a == 1);
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(integer_and_fixed_interaction)
{
char const* text = R"(
contract test {
function f() {
ufixed a = uint128(1) + ufixed(2);
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(signed_rational_modulus)
{
char const* text = R"(
contract test {
function f() {
fixed a = 0.42578125 % -0.4271087646484375;
fixed b = .5 % a;
fixed c = a % b;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(one_divided_by_three_integer_conversion)
{
char const* text = R"(
contract test {
function f() {
uint a = 1/3;
}
}
)";
BOOST_CHECK(!success(text));
}
BOOST_AUTO_TEST_CASE(unused_return_value)
{
char const* text = R"(
contract test {
function g() returns (uint) {}
function f() {
g();
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(unused_return_value_send)
{
char const* text = R"(
contract test {
function f() {
address(0x12).send(1);
}
}
)";
CHECK_WARNING(text, "Failure condition of 'send' ignored. Consider using 'transfer' instead.");
}
BOOST_AUTO_TEST_CASE(unused_return_value_call)
{
char const* text = R"(
contract test {
function f() {
address(0x12).call("abc");
}
}
)";
CHECK_WARNING(text, "Return value of low-level calls not used");
}
BOOST_AUTO_TEST_CASE(unused_return_value_call_value)
{
char const* text = R"(
contract test {
function f() {
address(0x12).call.value(2)("abc");
}
}
)";
CHECK_WARNING(text, "Return value of low-level calls not used");
}
BOOST_AUTO_TEST_CASE(unused_return_value_callcode)
{
char const* text = R"(
contract test {
function f() {
address(0x12).callcode("abc");
}
}
)";
CHECK_WARNING(text, "Return value of low-level calls not used");
}
BOOST_AUTO_TEST_CASE(unused_return_value_delegatecall)
{
char const* text = R"(
contract test {
function f() {
address(0x12).delegatecall("abc");
}
}
)";
CHECK_WARNING(text, "Return value of low-level calls not used");
}
BOOST_AUTO_TEST_CASE(modifier_without_underscore)
{
char const* text = R"(
contract test {
modifier m() {}
}
)";
CHECK_ERROR(text, SyntaxError, "");
}
BOOST_AUTO_TEST_CASE(payable_in_library)
{
char const* text = R"(
library test {
function f() payable {}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(payable_external)
{
char const* text = R"(
contract test {
function f() payable external {}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(payable_internal)
{
char const* text = R"(
contract test {
function f() payable internal {}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(payable_private)
{
char const* text = R"(
contract test {
function f() payable private {}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(illegal_override_payable)
{
char const* text = R"(
contract B { function f() payable {} }
contract C is B { function f() {} }
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(illegal_override_payable_nonpayable)
{
char const* text = R"(
contract B { function f() {} }
contract C is B { function f() payable {} }
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(function_variable_mixin)
{
// bug #1798 (cpp-ethereum), related to #1286 (solidity)
char const* text = R"(
contract attribute {
bool ok = false;
}
contract func {
function ok() returns (bool) { return true; }
}
contract attr_func is attribute, func {
function checkOk() returns (bool) { return ok(); }
}
)";
CHECK_ERROR(text, DeclarationError, "");
}
BOOST_AUTO_TEST_CASE(payable_constant_conflict)
{
char const* text = R"(
contract C { function f() payable constant {} }
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(calling_payable)
{
char const* text = R"(
contract receiver { function pay() payable {} }
contract test {
function f() { (new receiver()).pay.value(10)(); }
receiver r = new receiver();
function g() { r.pay.value(10)(); }
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(calling_nonpayable)
{
char const* text = R"(
contract receiver { function nopay() {} }
contract test {
function f() { (new receiver()).nopay.value(10)(); }
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(non_payable_constructor)
{
char const* text = R"(
contract C {
function C() { }
}
contract D {
function f() returns (uint) {
(new C).value(2)();
return 2;
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(warn_nonpresent_pragma)
{
char const* text = "contract C {}";
auto sourceAndError = parseAnalyseAndReturnError(text, true, false);
BOOST_REQUIRE(!!sourceAndError.second);
BOOST_REQUIRE(!!sourceAndError.first);
BOOST_CHECK(searchErrorMessage(*sourceAndError.second, "Source file does not specify required compiler version!"));
}
BOOST_AUTO_TEST_CASE(unsatisfied_version)
{
char const* text = R"(
pragma solidity ^99.99.0;
)";
BOOST_CHECK(expectError(text, true).type() == Error::Type::SyntaxError);
}
BOOST_AUTO_TEST_CASE(constant_constructor)
{
char const* text = R"(
contract test {
function test() constant {}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(external_constructor)
{
char const* text = R"(
contract test {
function test() external {}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(invalid_array_as_statement)
{
char const* text = R"(
contract test {
struct S { uint x; }
function test(uint k) { S[k]; }
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(using_directive_for_missing_selftype)
{
char const* text = R"(
library B {
function b() {}
}
contract A {
using B for bytes;
function a() {
bytes memory x;
x.b();
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(function_type)
{
char const* text = R"(
contract C {
function f() {
function(uint) returns (uint) x;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(function_type_parameter)
{
char const* text = R"(
contract C {
function f(function(uint) external returns (uint) g) returns (function(uint) external returns (uint)) {
return g;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(function_type_returned)
{
char const* text = R"(
contract C {
function f() returns (function(uint) external returns (uint) g) {
return g;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(private_function_type)
{
char const* text = R"(
contract C {
function f() {
function(uint) private returns (uint) x;
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(public_function_type)
{
char const* text = R"(
contract C {
function f() {
function(uint) public returns (uint) x;
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(payable_internal_function_type)
{
char const* text = R"(
contract C {
function (uint) internal payable returns (uint) x;
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(call_value_on_non_payable_function_type)
{
char const* text = R"(
contract C {
function (uint) external returns (uint) x;
function f() {
x.value(2)();
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(external_function_type_returning_internal)
{
char const* text = R"(
contract C {
function() external returns (function () internal) x;
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(external_function_type_taking_internal)
{
char const* text = R"(
contract C {
function(function () internal) external x;
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(call_value_on_payable_function_type)
{
char const* text = R"(
contract C {
function (uint) external payable returns (uint) x;
function f() {
x.value(2)(1);
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(internal_function_as_external_parameter)
{
// It should not be possible to give internal functions
// as parameters to external functions.
char const* text = R"(
contract C {
function f(function(uint) internal returns (uint) x) {
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(internal_function_returned_from_public_function)
{
// It should not be possible to return internal functions from external functions.
char const* text = R"(
contract C {
function f() returns (function(uint) internal returns (uint) x) {
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(internal_function_as_external_parameter_in_library_internal)
{
char const* text = R"(
library L {
function f(function(uint) internal returns (uint) x) internal {
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(internal_function_as_external_parameter_in_library_external)
{
char const* text = R"(
library L {
function f(function(uint) internal returns (uint) x) {
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(function_type_arrays)
{
char const* text = R"(
contract C {
function(uint) external returns (uint)[] public x;
function(uint) internal returns (uint)[10] y;
function f() {
function(uint) returns (uint)[10] memory a;
function(uint) returns (uint)[10] storage b = y;
function(uint) external returns (uint)[] memory c;
c = new function(uint) external returns (uint)[](200);
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(delete_function_type)
{
char const* text = R"(
contract C {
function(uint) external returns (uint) x;
function(uint) internal returns (uint) y;
function f() {
delete x;
var a = y;
delete a;
delete y;
var c = f;
delete c;
function(uint) internal returns (uint) g;
delete g;
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(delete_function_type_invalid)
{
char const* text = R"(
contract C {
function f() {
delete f;
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(delete_external_function_type_invalid)
{
char const* text = R"(
contract C {
function f() {
delete this.f;
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(external_function_to_function_type_calldata_parameter)
{
// This is a test that checks that the type of the `bytes` parameter is
// correctly changed from its own type `bytes calldata` to `bytes memory`
// when converting to a function type.
char const* text = R"(
contract C {
function f(function(bytes memory x) external g) { }
function callback(bytes x) external {}
function g() {
f(this.callback);
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(external_function_type_to_address)
{
char const* text = R"(
contract C {
function f() returns (address) {
return address(this.f);
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(internal_function_type_to_address)
{
char const* text = R"(
contract C {
function f() returns (address) {
return address(f);
}
}
)";
CHECK_ERROR(text, TypeError, "Explicit type conversion not allowed");
}
BOOST_AUTO_TEST_CASE(external_function_type_to_uint)
{
char const* text = R"(
contract C {
function f() returns (uint) {
return uint(this.f);
}
}
)";
CHECK_ERROR(text, TypeError, "Explicit type conversion not allowed");
}
BOOST_AUTO_TEST_CASE(shift_constant_left_negative_rvalue)
{
char const* text = R"(
contract C {
uint public a = 0x42 << -8;
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(shift_constant_right_negative_rvalue)
{
char const* text = R"(
contract C {
uint public a = 0x42 >> -8;
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(shift_constant_left_excessive_rvalue)
{
char const* text = R"(
contract C {
uint public a = 0x42 << 0x100000000;
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(shift_constant_right_excessive_rvalue)
{
char const* text = R"(
contract C {
uint public a = 0x42 >> 0x100000000;
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(inline_assembly_unbalanced_positive_stack)
{
char const* text = R"(
contract test {
function f() {
assembly {
1
}
}
}
)";
CHECK_ERROR(text, DeclarationError, "Unbalanced stack at the end of a block: 1 surplus item(s).");
}
BOOST_AUTO_TEST_CASE(inline_assembly_unbalanced_negative_stack)
{
char const* text = R"(
contract test {
function f() {
assembly {
pop
}
}
}
)";
CHECK_ERROR(text, DeclarationError, "Unbalanced stack at the end of a block: 1 missing item(s).");
}
BOOST_AUTO_TEST_CASE(inline_assembly_unbalanced_two_stack_load)
{
char const* text = R"(
contract c {
uint8 x;
function f() {
assembly { x pop }
}
}
)";
CHECK_ERROR(text, DeclarationError, "Unbalanced stack at the end of a block: 1 surplus item(s).");
}
BOOST_AUTO_TEST_CASE(inline_assembly_in_modifier)
{
char const* text = R"(
contract test {
modifier m {
uint a = 1;
assembly {
a := 2
}
_;
}
function f() m {
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(inline_assembly_storage)
{
char const* text = R"(
contract test {
uint x = 1;
function f() {
assembly {
x := 2
}
}
}
)";
CHECK_ERROR(text, DeclarationError, "Variable not found or variable not lvalue.");
}
BOOST_AUTO_TEST_CASE(inline_assembly_storage_in_modifiers)
{
char const* text = R"(
contract test {
uint x = 1;
modifier m {
assembly {
x := 2
}
_;
}
function f() m {
}
}
)";
CHECK_ERROR(text, DeclarationError, "Variable not found or variable not lvalue.");
}
BOOST_AUTO_TEST_CASE(inline_assembly_constant_assign)
{
char const* text = R"(
contract test {
uint constant x = 1;
function f() {
assembly {
x := 2
}
}
}
)";
CHECK_ERROR(text, DeclarationError, "Variable not found or variable not lvalue.");
}
BOOST_AUTO_TEST_CASE(inline_assembly_constant_access)
{
char const* text = R"(
contract test {
uint constant x = 1;
function f() {
assembly {
let y := x
}
}
}
)";
CHECK_ERROR(text, TypeError, "Constant variables not yet implemented for inline assembly");
}
BOOST_AUTO_TEST_CASE(invalid_mobile_type)
{
char const* text = R"(
contract C {
function f() {
// Invalid number
[1, 78901234567890123456789012345678901234567890123456789345678901234567890012345678012345678901234567];
}
}
)";
CHECK_ERROR(text, TypeError, "");
}
BOOST_AUTO_TEST_CASE(warns_msg_value_in_non_payable_public_function)
{
char const* text = R"(
contract C {
function f() {
msg.value;
}
}
)";
CHECK_WARNING(text, "\"msg.value\" used in non-payable function. Do you want to add the \"payable\" modifier to this function?");
}
BOOST_AUTO_TEST_CASE(does_not_warn_msg_value_in_payable_function)
{
char const* text = R"(
contract C {
function f() payable {
msg.value;
}
}
)";
CHECK_SUCCESS_NO_WARNINGS(text);
}
BOOST_AUTO_TEST_CASE(does_not_warn_msg_value_in_internal_function)
{
char const* text = R"(
contract C {
function f() internal {
msg.value;
}
}
)";
CHECK_SUCCESS_NO_WARNINGS(text);
}
BOOST_AUTO_TEST_CASE(does_not_warn_msg_value_in_library)
{
char const* text = R"(
library C {
function f() {
msg.value;
}
}
)";
CHECK_SUCCESS_NO_WARNINGS(text);
}
BOOST_AUTO_TEST_CASE(does_not_warn_non_magic_msg_value)
{
char const* text = R"(
contract C {
struct msg {
uint256 value;
}
function f() {
msg.value;
}
}
)";
CHECK_SUCCESS_NO_WARNINGS(text);
}
BOOST_AUTO_TEST_CASE(does_not_warn_msg_value_in_modifier_following_non_payable_public_function)
{
char const* text = R"(
contract c {
function f() { }
modifier m() { msg.value; _; }
}
)";
CHECK_SUCCESS_NO_WARNINGS(text);
}
BOOST_AUTO_TEST_CASE(assignment_to_constant)
{
char const* text = R"(
contract c {
uint constant a = 1;
function f() { a = 2; }
}
)";
CHECK_ERROR(text, TypeError, "Cannot assign to a constant variable.");
}
BOOST_AUTO_TEST_CASE(inconstructible_internal_constructor)
{
char const* text = R"(
contract C {
function C() internal {}
}
contract D {
function f() { var x = new C(); }
}
)";
CHECK_ERROR(text, TypeError, "Contract with internal constructor cannot be created directly.");
}
BOOST_AUTO_TEST_CASE(inconstructible_internal_constructor_inverted)
{
// Previously, the type information for A was not yet available at the point of
// "new A".
char const* text = R"(
contract B {
A a;
function B() {
a = new A(this);
}
}
contract A {
function A(address a) internal {}
}
)";
CHECK_ERROR(text, TypeError, "Contract with internal constructor cannot be created directly.");
}
BOOST_AUTO_TEST_CASE(constructible_internal_constructor)
{
char const* text = R"(
contract C {
function C() internal {}
}
contract D is C {
function D() { }
}
)";
success(text);
}
BOOST_AUTO_TEST_CASE(address_checksum_type_deduction)
{
char const* text = R"(
contract C {
function f() {
var x = 0xfA0bFc97E48458494Ccd857e1A85DC91F7F0046E;
x.send(2);
}
}
)";
success(text);
}
BOOST_AUTO_TEST_CASE(invalid_address_checksum)
{
char const* text = R"(
contract C {
function f() {
var x = 0xFA0bFc97E48458494Ccd857e1A85DC91F7F0046E;
}
}
)";
CHECK_WARNING(text, "checksum");
}
BOOST_AUTO_TEST_CASE(invalid_address_no_checksum)
{
char const* text = R"(
contract C {
function f() {
var x = 0xfa0bfc97e48458494ccd857e1a85dc91f7f0046e;
}
}
)";
CHECK_WARNING(text, "checksum");
}
BOOST_AUTO_TEST_CASE(invalid_address_length)
{
char const* text = R"(
contract C {
function f() {
var x = 0xA0bFc97E48458494Ccd857e1A85DC91F7F0046E;
}
}
)";
CHECK_WARNING(text, "checksum");
}
BOOST_AUTO_TEST_CASE(early_exit_on_fatal_errors)
{
// This tests a crash that occured because we did not stop for fatal errors.
char const* text = R"(
contract C {
struct S {
ftring a;
}
S public s;
function s() s {
}
}
)";
CHECK_ERROR(text, DeclarationError, "Identifier not found or not unique");
}
BOOST_AUTO_TEST_CASE(address_methods)
{
char const* text = R"(
contract C {
function f() {
address addr;
uint balance = addr.balance;
bool callRet = addr.call();
bool callcodeRet = addr.callcode();
bool delegatecallRet = addr.delegatecall();
bool sendRet = addr.send(1);
addr.transfer(1);
}
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(cyclic_dependency_for_constants)
{
char const* text = R"(
contract C {
uint constant a = a;
}
)";
CHECK_ERROR(text, TypeError, "cyclic dependency via a");
text = R"(
contract C {
uint constant a = b * c;
uint constant b = 7;
uint constant c = b + uint(sha3(d));
uint constant d = 2 + a;
}
)";
CHECK_ERROR_ALLOW_MULTI(text, TypeError, "a has a cyclic dependency via c");
text = R"(
contract C {
uint constant a = b * c;
uint constant b = 7;
uint constant c = 4 + uint(sha3(d));
uint constant d = 2 + b;
}
)";
CHECK_SUCCESS(text);
}
BOOST_AUTO_TEST_CASE(interface)
{
char const* text = R"(
interface I {
}
)";
success(text);
}
BOOST_AUTO_TEST_CASE(interface_constructor)
{
char const* text = R"(
interface I {
function I();
}
)";
CHECK_ERROR(text, TypeError, "Constructor cannot be defined in interfaces");
}
BOOST_AUTO_TEST_CASE(interface_functions)
{
char const* text = R"(
interface I {
function();
function f();
}
)";
success(text);
}
BOOST_AUTO_TEST_CASE(interface_function_bodies)
{
char const* text = R"(
interface I {
function f() {
}
}
)";
CHECK_ERROR(text, TypeError, "Functions in interfaces cannot have an implementation");
}
BOOST_AUTO_TEST_CASE(interface_function_internal)
{
char const* text = R"(
interface I {
function f() internal;
}
)";
CHECK_ERROR(text, TypeError, "Functions in interfaces cannot be internal or private.");
}
BOOST_AUTO_TEST_CASE(interface_function_private)
{
char const* text = R"(
interface I {
function f() private;
}
)";
CHECK_ERROR(text, TypeError, "Functions in interfaces cannot be internal or private.");
}
BOOST_AUTO_TEST_CASE(interface_events)
{
char const* text = R"(
interface I {
event E();
}
)";
success(text);
}
BOOST_AUTO_TEST_CASE(interface_inheritance)
{
char const* text = R"(
interface A {
}
interface I is A {
}
)";
CHECK_ERROR(text, TypeError, "Interfaces cannot inherit");
}
BOOST_AUTO_TEST_CASE(interface_structs)
{
char const* text = R"(
interface I {
struct A {
}
}
)";
CHECK_ERROR(text, TypeError, "Structs cannot be defined in interfaces");
}
BOOST_AUTO_TEST_CASE(interface_variables)
{
char const* text = R"(
interface I {
uint a;
}
)";
CHECK_ERROR(text, TypeError, "Variables cannot be declared in interfaces");
}
BOOST_AUTO_TEST_CASE(interface_enums)
{
char const* text = R"(
interface I {
enum A { B, C }
}
)";
CHECK_ERROR(text, TypeError, "Enumerable cannot be declared in interfaces");
}
BOOST_AUTO_TEST_CASE(using_interface)
{
char const* text = R"(
interface I {
function f();
}
contract C is I {
function f() {
}
}
)";
success(text);
}
BOOST_AUTO_TEST_CASE(using_interface_complex)
{
char const* text = R"(
interface I {
event A();
function f();
function g();
function();
}
contract C is I {
function f() {
}
}
)";
success(text);
}
BOOST_AUTO_TEST_CASE(bare_revert)
{
char const* text = R"(
contract C {
function f(uint x) {
if (x > 7)
revert;
}
}
)";
CHECK_WARNING(text, "Statement has no effect.");
}
BOOST_AUTO_TEST_CASE(bare_others)
{
CHECK_WARNING("contract C { function f() { selfdestruct; } }", "Statement has no effect.");
CHECK_WARNING("contract C { function f() { assert; } }", "Statement has no effect.");
CHECK_WARNING("contract C { function f() { require; } }", "Statement has no effect.");
CHECK_WARNING("contract C { function f() { suicide; } }", "Statement has no effect.");
}
BOOST_AUTO_TEST_CASE(pure_statement_in_for_loop)
{
char const* text = R"(
contract C {
function f() {
for (uint x = 0; x < 10; true)
x++;
}
}
)";
CHECK_WARNING(text, "Statement has no effect.");
}
BOOST_AUTO_TEST_CASE(pure_statement_check_for_regular_for_loop)
{
char const* text = R"(
contract C {
function f() {
for (uint x = 0; true; x++)
{}
}
}
)";
success(text);
}
BOOST_AUTO_TEST_SUITE_END()
}
}
} // end namespaces