solidity/test/libsolidity/SolidityParser.cpp

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/*
This file is part of cpp-ethereum.
cpp-ethereum is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
cpp-ethereum is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @author Christian <c@ethdev.com>
* @date 2014
* Unit tests for the solidity parser.
*/
#include <string>
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#include <memory>
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#include <libsolidity/parsing/Scanner.h>
#include <libsolidity/parsing/Parser.h>
#include <libsolidity/interface/Exceptions.h>
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#include "../TestHelper.h"
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using namespace std;
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namespace dev
{
namespace solidity
{
namespace test
{
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namespace
{
ASTPointer<ContractDefinition> parseText(std::string const& _source, ErrorList& _errors)
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{
ASTPointer<SourceUnit> sourceUnit = Parser(_errors).parse(std::make_shared<Scanner>(CharStream(_source)));
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if (!sourceUnit)
return ASTPointer<ContractDefinition>();
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for (ASTPointer<ASTNode> const& node: sourceUnit->nodes())
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if (ASTPointer<ContractDefinition> contract = dynamic_pointer_cast<ContractDefinition>(node))
return contract;
BOOST_FAIL("No contract found in source.");
return ASTPointer<ContractDefinition>();
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}
bool successParse(std::string const& _source)
{
ErrorList errors;
try
{
auto sourceUnit = parseText(_source, errors);
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if (!sourceUnit)
return false;
}
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catch (FatalError const& /*_exception*/)
{
if (Error::containsErrorOfType(errors, Error::Type::ParserError))
return false;
}
if (Error::containsErrorOfType(errors, Error::Type::ParserError))
return false;
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BOOST_CHECK(Error::containsOnlyWarnings(errors));
return true;
}
void checkFunctionNatspec(
FunctionDefinition const* _function,
std::string const& _expectedDoc
)
{
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auto doc = _function->documentation();
BOOST_CHECK_MESSAGE(doc != nullptr, "Function does not have Natspec Doc as expected");
BOOST_CHECK_EQUAL(*doc, _expectedDoc);
}
}
BOOST_AUTO_TEST_SUITE(SolidityParser)
BOOST_AUTO_TEST_CASE(smoke_test)
{
char const* text = "contract test {\n"
" uint256 stateVariable1;\n"
"}\n";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(missing_variable_name_in_declaration)
{
char const* text = "contract test {\n"
" uint256 ;\n"
"}\n";
BOOST_CHECK(!successParse(text));
}
BOOST_AUTO_TEST_CASE(empty_function)
{
char const* text = "contract test {\n"
" uint256 stateVar;\n"
" function functionName(bytes20 arg1, address addr) constant\n"
" returns (int id)\n"
" { }\n"
"}\n";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(no_function_params)
{
char const* text = "contract test {\n"
" uint256 stateVar;\n"
" function functionName() {}\n"
"}\n";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(single_function_param)
{
char const* text = "contract test {\n"
" uint256 stateVar;\n"
" function functionName(bytes32 input) returns (bytes32 out) {}\n"
"}\n";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(function_no_body)
{
char const* text = "contract test {\n"
" function functionName(bytes32 input) returns (bytes32 out);\n"
"}\n";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(missing_parameter_name_in_named_args)
{
char const* text = "contract test {\n"
" function a(uint a, uint b, uint c) returns (uint r) { r = a * 100 + b * 10 + c * 1; }\n"
" function b() returns (uint r) { r = a({: 1, : 2, : 3}); }\n"
"}\n";
BOOST_CHECK(!successParse(text));
}
BOOST_AUTO_TEST_CASE(missing_argument_in_named_args)
{
char const* text = "contract test {\n"
" function a(uint a, uint b, uint c) returns (uint r) { r = a * 100 + b * 10 + c * 1; }\n"
" function b() returns (uint r) { r = a({a: , b: , c: }); }\n"
"}\n";
BOOST_CHECK(!successParse(text));
}
BOOST_AUTO_TEST_CASE(two_exact_functions)
{
char const* text = R"(
contract test {
function fun(uint a) returns(uint r) { return a; }
function fun(uint a) returns(uint r) { return a; }
}
)";
// with support of overloaded functions, during parsing,
// we can't determine whether they match exactly, however
// it will throw DeclarationError in following stage.
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(overloaded_functions)
{
char const* text = R"(
contract test {
function fun(uint a) returns(uint r) { return a; }
function fun(uint a, uint b) returns(uint r) { return a + b; }
}
)";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(function_natspec_documentation)
{
char const* text = "contract test {\n"
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" uint256 stateVar;\n"
" /// This is a test function\n"
" function functionName(bytes32 input) returns (bytes32 out) {}\n"
"}\n";
BOOST_CHECK(successParse(text));
ErrorList errors;
ASTPointer<ContractDefinition> contract = parseText(text, errors);
FunctionDefinition const* function = nullptr;
auto functions = contract->definedFunctions();
ETH_TEST_REQUIRE_NO_THROW(function = functions.at(0), "Failed to retrieve function");
checkFunctionNatspec(function, "This is a test function");
}
BOOST_AUTO_TEST_CASE(function_normal_comments)
{
FunctionDefinition const* function = nullptr;
char const* text = "contract test {\n"
" uint256 stateVar;\n"
" // We won't see this comment\n"
" function functionName(bytes32 input) returns (bytes32 out) {}\n"
"}\n";
BOOST_CHECK(successParse(text));
ErrorList errors;
ASTPointer<ContractDefinition> contract = parseText(text, errors);
auto functions = contract->definedFunctions();
ETH_TEST_REQUIRE_NO_THROW(function = functions.at(0), "Failed to retrieve function");
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BOOST_CHECK_MESSAGE(function->documentation() == nullptr,
"Should not have gotten a Natspecc comment for this function");
}
BOOST_AUTO_TEST_CASE(multiple_functions_natspec_documentation)
{
FunctionDefinition const* function = nullptr;
char const* text = "contract test {\n"
" uint256 stateVar;\n"
" /// This is test function 1\n"
" function functionName1(bytes32 input) returns (bytes32 out) {}\n"
" /// This is test function 2\n"
" function functionName2(bytes32 input) returns (bytes32 out) {}\n"
" // nothing to see here\n"
" function functionName3(bytes32 input) returns (bytes32 out) {}\n"
" /// This is test function 4\n"
" function functionName4(bytes32 input) returns (bytes32 out) {}\n"
"}\n";
BOOST_CHECK(successParse(text));
ErrorList errors;
ASTPointer<ContractDefinition> contract = parseText(text, errors);
auto functions = contract->definedFunctions();
ETH_TEST_REQUIRE_NO_THROW(function = functions.at(0), "Failed to retrieve function");
checkFunctionNatspec(function, "This is test function 1");
ETH_TEST_REQUIRE_NO_THROW(function = functions.at(1), "Failed to retrieve function");
checkFunctionNatspec(function, "This is test function 2");
ETH_TEST_REQUIRE_NO_THROW(function = functions.at(2), "Failed to retrieve function");
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BOOST_CHECK_MESSAGE(function->documentation() == nullptr,
"Should not have gotten natspec comment for functionName3()");
ETH_TEST_REQUIRE_NO_THROW(function = functions.at(3), "Failed to retrieve function");
checkFunctionNatspec(function, "This is test function 4");
}
BOOST_AUTO_TEST_CASE(multiline_function_documentation)
{
FunctionDefinition const* function = nullptr;
char const* text = "contract test {\n"
" uint256 stateVar;\n"
" /// This is a test function\n"
" /// and it has 2 lines\n"
" function functionName1(bytes32 input) returns (bytes32 out) {}\n"
"}\n";
BOOST_CHECK(successParse(text));
ErrorList errors;
ASTPointer<ContractDefinition> contract = parseText(text, errors);
auto functions = contract->definedFunctions();
ETH_TEST_REQUIRE_NO_THROW(function = functions.at(0), "Failed to retrieve function");
checkFunctionNatspec(function, "This is a test function\n"
" and it has 2 lines");
}
BOOST_AUTO_TEST_CASE(natspec_comment_in_function_body)
{
FunctionDefinition const* function = nullptr;
char const* text = "contract test {\n"
" /// fun1 description\n"
" function fun1(uint256 a) {\n"
" var b;\n"
" /// I should not interfere with actual natspec comments\n"
" uint256 c;\n"
" mapping(address=>bytes32) d;\n"
" bytes7 name = \"Solidity\";"
" }\n"
" /// This is a test function\n"
" /// and it has 2 lines\n"
" function fun(bytes32 input) returns (bytes32 out) {}\n"
"}\n";
BOOST_CHECK(successParse(text));
ErrorList errors;
ASTPointer<ContractDefinition> contract = parseText(text, errors);
auto functions = contract->definedFunctions();
ETH_TEST_REQUIRE_NO_THROW(function = functions.at(0), "Failed to retrieve function");
checkFunctionNatspec(function, "fun1 description");
ETH_TEST_REQUIRE_NO_THROW(function = functions.at(1), "Failed to retrieve function");
checkFunctionNatspec(function, "This is a test function\n"
" and it has 2 lines");
}
BOOST_AUTO_TEST_CASE(natspec_docstring_between_keyword_and_signature)
{
FunctionDefinition const* function = nullptr;
char const* text = "contract test {\n"
" uint256 stateVar;\n"
" function ///I am in the wrong place \n"
" fun1(uint256 a) {\n"
" var b;\n"
" /// I should not interfere with actual natspec comments\n"
" uint256 c;\n"
" mapping(address=>bytes32) d;\n"
" bytes7 name = \"Solidity\";"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
ErrorList errors;
ASTPointer<ContractDefinition> contract = parseText(text, errors);
auto functions = contract->definedFunctions();
ETH_TEST_REQUIRE_NO_THROW(function = functions.at(0), "Failed to retrieve function");
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BOOST_CHECK_MESSAGE(!function->documentation(),
"Shouldn't get natspec docstring for this function");
}
BOOST_AUTO_TEST_CASE(natspec_docstring_after_signature)
{
FunctionDefinition const* function = nullptr;
char const* text = "contract test {\n"
" uint256 stateVar;\n"
" function fun1(uint256 a) {\n"
" /// I should have been above the function signature\n"
" var b;\n"
" /// I should not interfere with actual natspec comments\n"
" uint256 c;\n"
" mapping(address=>bytes32) d;\n"
" bytes7 name = \"Solidity\";"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
ErrorList errors;
ASTPointer<ContractDefinition> contract = parseText(text, errors);
auto functions = contract->definedFunctions();
ETH_TEST_REQUIRE_NO_THROW(function = functions.at(0), "Failed to retrieve function");
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BOOST_CHECK_MESSAGE(!function->documentation(),
"Shouldn't get natspec docstring for this function");
}
BOOST_AUTO_TEST_CASE(struct_definition)
{
char const* text = "contract test {\n"
" uint256 stateVar;\n"
" struct MyStructName {\n"
" address addr;\n"
" uint256 count;\n"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(mapping)
{
char const* text = "contract test {\n"
" mapping(address => bytes32) names;\n"
"}\n";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(mapping_in_struct)
{
char const* text = "contract test {\n"
" struct test_struct {\n"
" address addr;\n"
" uint256 count;\n"
" mapping(bytes32 => test_struct) self_reference;\n"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(mapping_to_mapping_in_struct)
{
char const* text = "contract test {\n"
" struct test_struct {\n"
" address addr;\n"
" mapping (uint64 => mapping (bytes32 => uint)) complex_mapping;\n"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(variable_definition)
{
char const* text = "contract test {\n"
" function fun(uint256 a) {\n"
" var b;\n"
" uint256 c;\n"
" mapping(address=>bytes32) d;\n"
" customtype varname;\n"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(variable_definition_with_initialization)
{
char const* text = "contract test {\n"
" function fun(uint256 a) {\n"
" var b = 2;\n"
" uint256 c = 0x87;\n"
" mapping(address=>bytes32) d;\n"
" bytes7 name = \"Solidity\";"
" customtype varname;\n"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
}
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BOOST_AUTO_TEST_CASE(variable_definition_in_function_parameter)
{
char const* text = R"(
contract test {
function fun(var a) {}
}
)";
BOOST_CHECK(!successParse(text));
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}
BOOST_AUTO_TEST_CASE(variable_definition_in_mapping)
{
char const* text = R"(
contract test {
function fun() {
mapping(var=>bytes32) d;
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}
}
)";
BOOST_CHECK(!successParse(text));
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}
BOOST_AUTO_TEST_CASE(variable_definition_in_function_return)
{
char const* text = R"(
contract test {
function fun() returns(var d) {
return 1;
}
}
)";
BOOST_CHECK(!successParse(text));
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}
BOOST_AUTO_TEST_CASE(operator_expression)
{
char const* text = "contract test {\n"
" function fun(uint256 a) {\n"
" uint256 x = (1 + 4) || false && (1 - 12) + -9;\n"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(complex_expression)
{
char const* text = "contract test {\n"
" function fun(uint256 a) {\n"
" uint256 x = (1 + 4).member(++67)[a/=9] || true;\n"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(exp_expression)
{
char const* text = R"(
contract test {
function fun(uint256 a) {
uint256 x = 3 ** a;
}
})";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(while_loop)
{
char const* text = "contract test {\n"
" function fun(uint256 a) {\n"
" while (true) { uint256 x = 1; break; continue; } x = 9;\n"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(for_loop_vardef_initexpr)
{
char const* text = "contract test {\n"
" function fun(uint256 a) {\n"
" for (uint256 i = 0; i < 10; i++)\n"
" { uint256 x = i; break; continue; }\n"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(for_loop_simple_initexpr)
{
char const* text = "contract test {\n"
" function fun(uint256 a) {\n"
" uint256 i =0;\n"
" for (i = 0; i < 10; i++)\n"
" { uint256 x = i; break; continue; }\n"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(for_loop_simple_noexpr)
{
char const* text = "contract test {\n"
" function fun(uint256 a) {\n"
" uint256 i =0;\n"
" for (;;)\n"
" { uint256 x = i; break; continue; }\n"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(for_loop_single_stmt_body)
{
char const* text = "contract test {\n"
" function fun(uint256 a) {\n"
" uint256 i =0;\n"
" for (i = 0; i < 10; i++)\n"
" continue;\n"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(if_statement)
{
char const* text = "contract test {\n"
" function fun(uint256 a) {\n"
" if (a >= 8) return 2; else { var b = 7; }\n"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(else_if_statement)
{
char const* text = "contract test {\n"
" function fun(uint256 a) returns (address b) {\n"
" if (a < 0) b = 0x67; else if (a == 0) b = 0x12; else b = 0x78;\n"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(statement_starting_with_type_conversion)
{
char const* text = "contract test {\n"
" function fun() {\n"
" uint64(2);\n"
" uint64[7](3);\n"
" uint64[](3);\n"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(type_conversion_to_dynamic_array)
{
char const* text = "contract test {\n"
" function fun() {\n"
" var x = uint64[](3);\n"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
}
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BOOST_AUTO_TEST_CASE(import_directive)
{
char const* text = "import \"abc\";\n"
"contract test {\n"
" function fun() {\n"
" uint64(2);\n"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
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}
BOOST_AUTO_TEST_CASE(multiple_contracts)
{
char const* text = "contract test {\n"
" function fun() {\n"
" uint64(2);\n"
" }\n"
"}\n"
"contract test2 {\n"
" function fun() {\n"
" uint64(2);\n"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
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}
BOOST_AUTO_TEST_CASE(multiple_contracts_and_imports)
{
char const* text = "import \"abc\";\n"
"contract test {\n"
" function fun() {\n"
" uint64(2);\n"
" }\n"
"}\n"
"import \"def\";\n"
"contract test2 {\n"
" function fun() {\n"
" uint64(2);\n"
" }\n"
"}\n"
"import \"ghi\";\n";
BOOST_CHECK(successParse(text));
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}
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BOOST_AUTO_TEST_CASE(contract_inheritance)
{
char const* text = "contract base {\n"
" function fun() {\n"
" uint64(2);\n"
" }\n"
"}\n"
"contract derived is base {\n"
" function fun() {\n"
" uint64(2);\n"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
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}
BOOST_AUTO_TEST_CASE(contract_multiple_inheritance)
{
char const* text = "contract base {\n"
" function fun() {\n"
" uint64(2);\n"
" }\n"
"}\n"
"contract derived is base, nonExisting {\n"
" function fun() {\n"
" uint64(2);\n"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
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}
BOOST_AUTO_TEST_CASE(contract_multiple_inheritance_with_arguments)
{
char const* text = "contract base {\n"
" function fun() {\n"
" uint64(2);\n"
" }\n"
"}\n"
"contract derived is base(2), nonExisting(\"abc\", \"def\", base.fun()) {\n"
" function fun() {\n"
" uint64(2);\n"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
}
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BOOST_AUTO_TEST_CASE(placeholder_in_function_context)
{
char const* text = "contract c {\n"
" function fun() returns (uint r) {\n"
" var _ = 8;\n"
" return _ + 1;"
" }\n"
"}\n";
BOOST_CHECK(successParse(text));
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}
BOOST_AUTO_TEST_CASE(modifier)
{
char const* text = "contract c {\n"
" modifier mod { if (msg.sender == 0) _ }\n"
"}\n";
BOOST_CHECK(successParse(text));
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}
BOOST_AUTO_TEST_CASE(modifier_arguments)
{
char const* text = "contract c {\n"
" modifier mod(uint a) { if (msg.sender == a) _ }\n"
"}\n";
BOOST_CHECK(successParse(text));
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}
BOOST_AUTO_TEST_CASE(modifier_invocation)
{
char const* text = "contract c {\n"
" modifier mod1(uint a) { if (msg.sender == a) _ }\n"
" modifier mod2 { if (msg.sender == 2) _ }\n"
" function f() mod1(7) mod2 { }\n"
"}\n";
BOOST_CHECK(successParse(text));
}
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BOOST_AUTO_TEST_CASE(fallback_function)
{
char const* text = "contract c {\n"
" function() { }\n"
"}\n";
BOOST_CHECK(successParse(text));
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}
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BOOST_AUTO_TEST_CASE(event)
{
char const* text = R"(
contract c {
event e();
})";
BOOST_CHECK(successParse(text));
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}
BOOST_AUTO_TEST_CASE(event_arguments)
{
char const* text = R"(
contract c {
event e(uint a, bytes32 s);
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})";
BOOST_CHECK(successParse(text));
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}
BOOST_AUTO_TEST_CASE(event_arguments_indexed)
{
char const* text = R"(
contract c {
event e(uint a, bytes32 indexed s, bool indexed b);
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})";
BOOST_CHECK(successParse(text));
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}
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BOOST_AUTO_TEST_CASE(visibility_specifiers)
{
char const* text = R"(
contract c {
uint private a;
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uint internal b;
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uint public c;
uint d;
function f() {}
function f_priv() private {}
function f_public() public {}
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function f_internal() internal {}
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})";
BOOST_CHECK(successParse(text));
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}
BOOST_AUTO_TEST_CASE(multiple_visibility_specifiers)
{
char const* text = R"(
contract c {
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uint private internal a;
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})";
BOOST_CHECK(!successParse(text));
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}
BOOST_AUTO_TEST_CASE(literal_constants_with_ether_subdenominations)
{
char const* text = R"(
contract c {
function c ()
{
a = 1 wei;
b = 2 szabo;
c = 3 finney;
b = 4 ether;
}
uint256 a;
uint256 b;
uint256 c;
uint256 d;
})";
BOOST_CHECK(successParse(text));
}
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BOOST_AUTO_TEST_CASE(literal_constants_with_ether_subdenominations_in_expressions)
{
char const* text = R"(
contract c {
function c ()
{
a = 1 wei * 100 wei + 7 szabo - 3;
}
uint256 a;
})";
BOOST_CHECK(successParse(text));
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}
BOOST_AUTO_TEST_CASE(enum_valid_declaration)
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{
char const* text = R"(
contract c {
enum validEnum { Value1, Value2, Value3, Value4 }
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function c ()
{
a = foo.Value3;
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}
uint256 a;
})";
BOOST_CHECK(successParse(text));
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}
BOOST_AUTO_TEST_CASE(empty_enum_declaration)
{
char const* text = R"(
contract c {
enum foo { }
})";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(malformed_enum_declaration)
{
char const* text = R"(
contract c {
enum foo { WARNING,}
})";
BOOST_CHECK(!successParse(text));
}
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BOOST_AUTO_TEST_CASE(external_function)
{
char const* text = R"(
contract c {
function x() external {}
})";
BOOST_CHECK(successParse(text));
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}
BOOST_AUTO_TEST_CASE(external_variable)
{
char const* text = R"(
contract c {
uint external x;
})";
BOOST_CHECK(!successParse(text));
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}
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BOOST_AUTO_TEST_CASE(arrays_in_storage)
{
char const* text = R"(
contract c {
uint[10] a;
uint[] a2;
struct x { uint[2**20] b; y[0] c; }
struct y { uint d; mapping(uint=>x)[] e; }
})";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(arrays_in_events)
{
char const* text = R"(
contract c {
event e(uint[10] a, bytes7[8] indexed b, c[3] x);
})";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(arrays_in_expressions)
{
char const* text = R"(
contract c {
function f() { c[10] a = 7; uint8[10 * 2] x; }
})";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(multi_arrays)
{
char const* text = R"(
contract c {
mapping(uint => mapping(uint => int8)[8][][9])[] x;
})";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(constant_is_keyword)
{
char const* text = R"(
contract Foo {
uint constant = 4;
})";
BOOST_CHECK(!successParse(text));
}
BOOST_AUTO_TEST_CASE(var_array)
{
char const* text = R"(
contract Foo {
function f() { var[] a; }
})";
BOOST_CHECK(!successParse(text));
}
BOOST_AUTO_TEST_CASE(location_specifiers_for_params)
{
char const* text = R"(
contract Foo {
function f(uint[] storage constant x, uint[] memory y) { }
}
)";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(location_specifiers_for_locals)
{
char const* text = R"(
contract Foo {
function f() {
uint[] storage x;
uint[] memory y;
}
}
)";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(location_specifiers_for_state)
{
char const* text = R"(
contract Foo {
uint[] memory x;
})";
BOOST_CHECK(!successParse(text));
}
BOOST_AUTO_TEST_CASE(location_specifiers_with_var)
{
char const* text = R"(
contract Foo {
function f() { var memory x; }
})";
BOOST_CHECK(!successParse(text));
}
BOOST_AUTO_TEST_CASE(empty_comment)
{
char const* text = R"(
//
contract test
{}
)";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(library_simple)
{
char const* text = R"(
library Lib {
function f() { }
}
)";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(local_const_variable)
{
char const* text = R"(
contract Foo {
function localConst() returns (uint ret)
{
uint constant local = 4;
return local;
}
})";
BOOST_CHECK(!successParse(text));
}
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BOOST_AUTO_TEST_CASE(multi_variable_declaration)
{
char const* text = R"(
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contract C {
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function f() {
var (a,b,c) = g();
var (d) = 2;
var (,e) = 3;
var (f,) = 4;
var (x,,) = g();
var (,y,) = g();
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var () = g();
var (,,) = g();
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}
function g() returns (uint, uint, uint) {}
}
)";
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BOOST_CHECK(successParse(text));
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}
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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);
(a) = 3;
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}
}
)";
BOOST_CHECK(successParse(text));
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}
BOOST_AUTO_TEST_CASE(member_access_parser_ambiguity)
{
char const* text = R"(
contract C {
struct S { uint a; uint b; uint[][][] c; }
function f() {
C.S x;
C.S memory y;
C.S[10] memory z;
C.S[10](x);
x.a = 2;
x.c[1][2][3] = 9;
}
}
)";
BOOST_CHECK(successParse(text));
}
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BOOST_AUTO_TEST_CASE(using_for)
{
char const* text = R"(
contract C {
struct s { uint a; }
using LibraryName for uint;
using Library2 for *;
using Lib for s;
function f() {
}
}
)";
BOOST_CHECK(successParse(text));
}
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BOOST_AUTO_TEST_CASE(complex_import)
{
char const* text = R"(
import "abc" as x;
import * as x from "abc";
import {a as b, c as d, f} from "def";
contract x {}
)";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(from_is_not_keyword)
{
// "from" is not a keyword although it is used as a keyword in import directives.
char const* text = R"(
contract from {
}
)";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(inline_array_declaration)
{
char const* text = R"(
contract c {
uint[] a;
function f() returns (uint, uint) {
a = [1,2,3];
return (a[3], [2,3,4][0]);
}
}
)";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(inline_array_empty_cells_check_lvalue)
{
char const* text = R"(
contract c {
uint[] a;
function f() returns (uint) {
a = [,2,3];
return (a[0]);
}
}
)";
BOOST_CHECK(!successParse(text));
}
BOOST_AUTO_TEST_CASE(inline_array_empty_cells_check_without_lvalue)
{
char const* text = R"(
contract c {
uint[] a;
function f() returns (uint, uint) {
return ([3, ,4][0]);
}
}
)";
BOOST_CHECK(!successParse(text));
}
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BOOST_AUTO_TEST_CASE(conditional_true_false_literal)
{
char const* text = R"(
contract A {
function f() {
uint x = true ? 1 : 0;
uint y = false ? 0 : 1;
}
}
)";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(conditional_with_constants)
{
char const* text = R"(
contract A {
function f() {
uint x = 3 > 0 ? 3 : 0;
uint y = (3 > 0) ? 3 : 0;
}
}
)";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(conditional_with_variables)
{
char const* text = R"(
contract A {
function f() {
uint x = 3;
uint y = 1;
uint z = (x > y) ? x : y;
uint w = x > y ? x : y;
}
}
)";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(conditional_multiple)
{
char const* text = R"(
contract A {
function f() {
uint x = 3 < 0 ? 2 > 1 ? 2 : 1 : 7 > 2 ? 7 : 6;
}
}
)";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_CASE(conditional_with_assignment)
{
char const* text = R"(
contract A {
function f() {
uint y = 1;
uint x = 3 < 0 ? x = 3 : 6;
true ? x = 3 : 4;
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}
}
)";
BOOST_CHECK(successParse(text));
}
BOOST_AUTO_TEST_SUITE_END()
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}
}
} // end namespaces