Merge remote-tracking branch 'upstream/develop' into blockTests

10 files changed, 311 insertions, 75 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 36876eea..ab8afcd7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -21,9 +21,10 @@ target_link_libraries(testeth ethereum)
 target_link_libraries(testeth ethcore)
 target_link_libraries(testeth secp256k1)
 target_link_libraries(testeth solidity)
-target_link_libraries(testeth webthree)
-target_link_libraries(testeth natspec)
-
+if (NOT HEADLESS)
+	target_link_libraries(testeth webthree)
+	target_link_libraries(testeth natspec)
+endif()
 if (JSONRPC)
 	target_link_libraries(testeth web3jsonrpc)
 	target_link_libraries(testeth ${JSON_RPC_CPP_CLIENT_LIBRARIES})
diff --git a/SolidityABIJSON.cpp b/SolidityABIJSON.cpp
index 13e65761..242a88e7 100644
--- a/SolidityABIJSON.cpp
+++ b/SolidityABIJSON.cpp
@@ -48,7 +48,7 @@ public:
 			auto msg = std::string("Parsing contract failed with: ") + boost::diagnostic_information(_e);
 			BOOST_FAIL(msg);
 		}
-		std::string generatedInterfaceString = m_compilerStack.getMetadata("", DocumentationType::ABI_INTERFACE);
+		std::string generatedInterfaceString = m_compilerStack.getMetadata("", DocumentationType::ABIInterface);
 		Json::Value generatedInterface;
 		m_reader.parse(generatedInterfaceString, generatedInterface);
 		Json::Value expectedInterface;
@@ -409,7 +409,78 @@ BOOST_AUTO_TEST_CASE(inherited)
 
 	checkInterface(sourceCode, interface);
 }
+BOOST_AUTO_TEST_CASE(empty_name_input_parameter_with_named_one)
+{
+	char const* sourceCode = R"(
+	contract test {
+		function f(uint, uint k) returns(uint ret_k, uint ret_g){
+			uint g = 8;
+			ret_k = k;
+			ret_g = g;
+		}
+	})";
+
+	char const* interface = R"([
+	{
+		"name": "f",
+		"constant": false,
+		"type": "function",
+		"inputs": [
+		{
+			"name": "",
+			"type": "uint256"
+		},
+		{
+			"name": "k",
+			"type": "uint256"
+		}
+		],
+		"outputs": [
+		{
+			"name": "ret_k",
+			"type": "uint256"
+		},
+		{
+			"name": "ret_g",
+			"type": "uint256"
+		}
+		]
+	}
+	])";
 
+	checkInterface(sourceCode, interface);
+}
+
+BOOST_AUTO_TEST_CASE(empty_name_return_parameter)
+{
+	char const* sourceCode = R"(
+		contract test {
+		function f(uint k) returns(uint){
+			return k;
+		}
+	})";
+
+	char const* interface = R"([
+	{
+		"name": "f",
+		"constant": false,
+		"type": "function",
+		"inputs": [
+		{
+			"name": "k",
+			"type": "uint256"
+		}
+		],
+		"outputs": [
+		{
+			"name": "",
+			"type": "uint256"
+		}
+		]
+	}
+	])";
+	checkInterface(sourceCode, interface);
+}
 
 BOOST_AUTO_TEST_SUITE_END()
 
diff --git a/SolidityEndToEndTest.cpp b/SolidityEndToEndTest.cpp
index 301cc06e..5bd1e857 100644
--- a/SolidityEndToEndTest.cpp
+++ b/SolidityEndToEndTest.cpp
@@ -576,7 +576,7 @@ BOOST_AUTO_TEST_CASE(simple_mapping)
 							 "  }\n"
 							 "}";
 	compileAndRun(sourceCode);
-	
+
 	BOOST_CHECK(callContractFunction("get(uint8)", byte(0)) == encodeArgs(byte(0x00)));
 	BOOST_CHECK(callContractFunction("get(uint8)", byte(0x01)) == encodeArgs(byte(0x00)));
 	BOOST_CHECK(callContractFunction("get(uint8)", byte(0xa7)) == encodeArgs(byte(0x00)));
@@ -933,7 +933,7 @@ BOOST_AUTO_TEST_CASE(multiple_elementary_accessors)
 	compileAndRun(sourceCode);
 	BOOST_CHECK(callContractFunction("data()") == encodeArgs(8));
 	BOOST_CHECK(callContractFunction("name()") == encodeArgs("Celina"));
-	BOOST_CHECK(callContractFunction("a_hash()") == encodeArgs(dev::sha3(toBigEndian(u256(123)))));
+	BOOST_CHECK(callContractFunction("a_hash()") == encodeArgs(dev::sha3(bytes({0x7b}))));
 	BOOST_CHECK(callContractFunction("an_address()") == encodeArgs(toBigEndian(u160(0x1337))));
 	BOOST_CHECK(callContractFunction("super_secret_data()") == bytes());
 }
@@ -2113,6 +2113,94 @@ BOOST_AUTO_TEST_CASE(event_lots_of_data)
 	BOOST_CHECK_EQUAL(m_logs[0].topics[0], dev::sha3(string("Deposit(address,hash256,uint256,bool)")));
 }
 
+BOOST_AUTO_TEST_CASE(empty_name_input_parameter_with_named_one)
+{
+	char const* sourceCode = R"(
+		contract test {
+			function f(uint, uint k) returns(uint ret_k, uint ret_g){
+				uint g = 8;
+				ret_k = k;
+				ret_g = g;
+			}
+		})";
+	compileAndRun(sourceCode);
+	BOOST_CHECK(callContractFunction("f(uint256,uint256)", 5, 9) != encodeArgs(5, 8));
+	BOOST_CHECK(callContractFunction("f(uint256,uint256)", 5, 9) == encodeArgs(9, 8));
+}
+
+BOOST_AUTO_TEST_CASE(empty_name_return_parameter)
+{
+	char const* sourceCode = R"(
+		contract test {
+			function f(uint k) returns(uint){
+				return k;
+		}
+		})";
+	compileAndRun(sourceCode);
+	BOOST_CHECK(callContractFunction("f(uint256)", 9) == encodeArgs(9));
+}
+
+BOOST_AUTO_TEST_CASE(sha3_multiple_arguments)
+{
+	char const* sourceCode = R"(
+		contract c {
+			function foo(uint a, uint b, uint c) returns (hash d)
+			{
+				d = sha3(a, b, c);
+			}
+		})";
+	compileAndRun(sourceCode);
+
+	BOOST_CHECK(callContractFunction("foo(uint256,uint256,uint256)", 10, 12, 13) == encodeArgs(
+					dev::sha3(
+						toBigEndian(u256(10)) +
+						toBigEndian(u256(12)) +
+						toBigEndian(u256(13)))));
+}
+
+BOOST_AUTO_TEST_CASE(sha3_multiple_arguments_with_numeric_literals)
+{
+	char const* sourceCode = R"(
+		contract c {
+			function foo(uint a, uint16 b) returns (hash d)
+			{
+				d = sha3(a, b, 145);
+			}
+		})";
+	compileAndRun(sourceCode);
+
+	BOOST_CHECK(callContractFunction("foo(uint256,uint16)", 10, 12) == encodeArgs(
+					dev::sha3(
+						toBigEndian(u256(10)) +
+						bytes({0x0, 0xc}) +
+						bytes({0x91}))));
+}
+
+BOOST_AUTO_TEST_CASE(sha3_multiple_arguments_with_string_literals)
+{
+	char const* sourceCode = R"(
+		contract c {
+			function foo() returns (hash d)
+			{
+				d = sha3("foo");
+			}
+			function bar(uint a, uint16 b) returns (hash d)
+			{
+				d = sha3(a, b, 145, "foo");
+			}
+		})";
+	compileAndRun(sourceCode);
+
+	BOOST_CHECK(callContractFunction("foo()") == encodeArgs(dev::sha3("foo")));
+
+	BOOST_CHECK(callContractFunction("bar(uint256,uint16)", 10, 12) == encodeArgs(
+					dev::sha3(
+						toBigEndian(u256(10)) +
+						bytes({0x0, 0xc}) +
+						bytes({0x91}) +
+						bytes({0x66, 0x6f, 0x6f}))));
+}
+
 BOOST_AUTO_TEST_SUITE_END()
 
 }
diff --git a/SolidityExpressionCompiler.cpp b/SolidityExpressionCompiler.cpp
index 3c3ea1ba..9cd13dcf 100644
--- a/SolidityExpressionCompiler.cpp
+++ b/SolidityExpressionCompiler.cpp
@@ -477,7 +477,7 @@ BOOST_AUTO_TEST_CASE(blockhash)
 							 "  }\n"
 							 "}\n";
 	bytes code = compileFirstExpression(sourceCode, {}, {},
-										{make_shared<MagicVariableDeclaration>("block", make_shared<MagicType>(MagicType::Kind::BLOCK))});
+										{make_shared<MagicVariableDeclaration>("block", make_shared<MagicType>(MagicType::Kind::Block))});
 
 	bytes expectation({byte(eth::Instruction::PUSH1), 0x03,
 					   byte(eth::Instruction::BLOCKHASH)});
diff --git a/SolidityInterface.cpp b/SolidityInterface.cpp
index 3b7d26ec..78de2356 100644
--- a/SolidityInterface.cpp
+++ b/SolidityInterface.cpp
@@ -43,7 +43,7 @@ public:
 	{
 		m_code = _code;
 		BOOST_REQUIRE_NO_THROW(m_compilerStack.parse(_code));
-		m_interface = m_compilerStack.getMetadata("", DocumentationType::ABI_SOLIDITY_INTERFACE);
+		m_interface = m_compilerStack.getMetadata("", DocumentationType::ABISolidityInterface);
 		BOOST_REQUIRE_NO_THROW(m_reCompiler.parse(m_interface));
 		return m_reCompiler.getContractDefinition(_contractName);
 	}
diff --git a/SolidityNameAndTypeResolution.cpp b/SolidityNameAndTypeResolution.cpp
index 05ce6ed6..f4be31f4 100644
--- a/SolidityNameAndTypeResolution.cpp
+++ b/SolidityNameAndTypeResolution.cpp
@@ -904,6 +904,48 @@ BOOST_AUTO_TEST_CASE(invalid_parameter_names_in_named_args)
 	BOOST_CHECK_THROW(parseTextAndResolveNames(sourceCode), TypeError);
 }
 
+BOOST_AUTO_TEST_CASE(empty_name_input_parameter)
+{
+	char const* text = R"(
+		contract test {
+			function f(uint){
+		}
+	})";
+	BOOST_CHECK_NO_THROW(parseTextAndResolveNames(text));
+}
+
+BOOST_AUTO_TEST_CASE(empty_name_return_parameter)
+{
+	char const* text = R"(
+		contract test {
+			function f() returns(bool){
+		}
+		})";
+	BOOST_CHECK_NO_THROW(parseTextAndResolveNames(text));
+}
+
+BOOST_AUTO_TEST_CASE(empty_name_input_parameter_with_named_one)
+{
+	char const* text = R"(
+		contract test {
+			function f(uint, uint k) returns(uint ret_k){
+				return k;
+		}
+	})";
+	BOOST_CHECK_NO_THROW(parseTextAndResolveNames(text));
+}
+
+BOOST_AUTO_TEST_CASE(empty_name_return_parameter_with_named_one)
+{
+	char const* text = R"(
+		contract test {
+			function f() returns(uint ret_k, uint){
+				return 5;
+		}
+		})";
+	BOOST_CHECK_THROW(parseTextAndResolveNames(text), TypeError);
+}
+
 BOOST_AUTO_TEST_CASE(disallow_declaration_of_void_type)
 {
 	char const* sourceCode = "contract c { function f() { var x = f(); } }";
diff --git a/SolidityNatspecJSON.cpp b/SolidityNatspecJSON.cpp
index 911820dd..b652ad10 100644
--- a/SolidityNatspecJSON.cpp
+++ b/SolidityNatspecJSON.cpp
@@ -54,9 +54,9 @@ public:
 		}
 
 		if (_userDocumentation)
-			generatedDocumentationString = m_compilerStack.getMetadata("", DocumentationType::NATSPEC_USER);
+			generatedDocumentationString = m_compilerStack.getMetadata("", DocumentationType::NatspecUser);
 		else
-			generatedDocumentationString = m_compilerStack.getMetadata("", DocumentationType::NATSPEC_DEV);
+			generatedDocumentationString = m_compilerStack.getMetadata("", DocumentationType::NatspecDev);
 		Json::Value generatedDocumentation;
 		m_reader.parse(generatedDocumentationString, generatedDocumentation);
 		Json::Value expectedDocumentation;
diff --git a/SolidityScanner.cpp b/SolidityScanner.cpp
index 8088b4d4..2e4e5db0 100644
--- a/SolidityScanner.cpp
+++ b/SolidityScanner.cpp
@@ -41,17 +41,17 @@ BOOST_AUTO_TEST_CASE(test_empty)
 BOOST_AUTO_TEST_CASE(smoke_test)
 {
 	Scanner scanner(CharStream("function break;765  \t  \"string1\",'string2'\nidentifier1"));
-	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::FUNCTION);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::BREAK);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::SEMICOLON);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::NUMBER);
+	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::Function);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Break);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Semicolon);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Number);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "765");
-	BOOST_CHECK_EQUAL(scanner.next(), Token::STRING_LITERAL);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::StringLiteral);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "string1");
-	BOOST_CHECK_EQUAL(scanner.next(), Token::COMMA);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::STRING_LITERAL);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Comma);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::StringLiteral);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "string2");
-	BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Identifier);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "identifier1");
 	BOOST_CHECK_EQUAL(scanner.next(), Token::EOS);
 }
@@ -59,85 +59,85 @@ BOOST_AUTO_TEST_CASE(smoke_test)
 BOOST_AUTO_TEST_CASE(string_escapes)
 {
 	Scanner scanner(CharStream("  { \"a\\x61\""));
-	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::LBRACE);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::STRING_LITERAL);
+	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::LBrace);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::StringLiteral);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "aa");
 }
 
 BOOST_AUTO_TEST_CASE(string_escapes_with_zero)
 {
 	Scanner scanner(CharStream("  { \"a\\x61\\x00abc\""));
-	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::LBRACE);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::STRING_LITERAL);
+	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::LBrace);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::StringLiteral);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), std::string("aa\0abc", 6));
 }
 
 BOOST_AUTO_TEST_CASE(string_escape_illegal)
 {
 	Scanner scanner(CharStream(" bla \"\\x6rf\" (illegalescape)"));
-	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::IDENTIFIER);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::ILLEGAL);
+	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::Identifier);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Illegal);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "");
 	// TODO recovery from illegal tokens should be improved
-	BOOST_CHECK_EQUAL(scanner.next(), Token::ILLEGAL);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::ILLEGAL);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Illegal);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Identifier);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Illegal);
 	BOOST_CHECK_EQUAL(scanner.next(), Token::EOS);
 }
 
 BOOST_AUTO_TEST_CASE(hex_numbers)
 {
 	Scanner scanner(CharStream("var x = 0x765432536763762734623472346;"));
-	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::VAR);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::ASSIGN);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::NUMBER);
+	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::Var);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Identifier);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Assign);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Number);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "0x765432536763762734623472346");
-	BOOST_CHECK_EQUAL(scanner.next(), Token::SEMICOLON);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Semicolon);
 	BOOST_CHECK_EQUAL(scanner.next(), Token::EOS);
 }
 
 BOOST_AUTO_TEST_CASE(negative_numbers)
 {
 	Scanner scanner(CharStream("var x = -.2 + -0x78 + -7.3 + 8.9;"));
-	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::VAR);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::ASSIGN);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::SUB);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::NUMBER);
+	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::Var);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Identifier);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Assign);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Sub);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Number);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), ".2");
-	BOOST_CHECK_EQUAL(scanner.next(), Token::ADD);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::SUB);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::NUMBER);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Add);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Sub);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Number);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "0x78");
-	BOOST_CHECK_EQUAL(scanner.next(), Token::ADD);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::SUB);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::NUMBER);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Add);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Sub);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Number);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "7.3");
-	BOOST_CHECK_EQUAL(scanner.next(), Token::ADD);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::NUMBER);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Add);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Number);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "8.9");
-	BOOST_CHECK_EQUAL(scanner.next(), Token::SEMICOLON);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Semicolon);
 	BOOST_CHECK_EQUAL(scanner.next(), Token::EOS);
 }
 
 BOOST_AUTO_TEST_CASE(locations)
 {
 	Scanner scanner(CharStream("function_identifier has ; -0x743/*comment*/\n ident //comment"));
-	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::IDENTIFIER);
+	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::Identifier);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLocation().start, 0);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLocation().end, 19);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Identifier);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLocation().start, 20);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLocation().end, 23);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::SEMICOLON);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Semicolon);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLocation().start, 24);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLocation().end, 25);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::SUB);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::NUMBER);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Sub);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Number);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLocation().start, 27);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLocation().end, 32);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Identifier);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLocation().start, 45);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLocation().end, 50);
 	BOOST_CHECK_EQUAL(scanner.next(), Token::EOS);
@@ -147,13 +147,13 @@ BOOST_AUTO_TEST_CASE(ambiguities)
 {
 	// test scanning of some operators which need look-ahead
 	Scanner scanner(CharStream("<=""<""+ +=a++ =>""<<"));
-	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::LTE);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::LT);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::ADD);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::ASSIGN_ADD);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::INC);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::ARROW);
+	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::LessThanOrEqual);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::LessThan);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Add);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::AssignAdd);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Identifier);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Inc);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Arrow);
 	BOOST_CHECK_EQUAL(scanner.next(), Token::SHL);
 }
 
@@ -174,9 +174,9 @@ BOOST_AUTO_TEST_CASE(multiline_documentation_comments_parsed_begin)
 BOOST_AUTO_TEST_CASE(documentation_comments_parsed)
 {
 	Scanner scanner(CharStream("some other tokens /// Send $(value / 1000) chocolates to the user"));
-	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::IDENTIFIER);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
+	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::Identifier);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Identifier);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Identifier);
 	BOOST_CHECK_EQUAL(scanner.next(), Token::EOS);
 	BOOST_CHECK_EQUAL(scanner.getCurrentCommentLiteral(), "Send $(value / 1000) chocolates to the user");
 }
@@ -186,9 +186,9 @@ BOOST_AUTO_TEST_CASE(multiline_documentation_comments_parsed)
 	Scanner scanner(CharStream("some other tokens /**\n"
 							   "* Send $(value / 1000) chocolates to the user\n"
 							   "*/"));
-	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::IDENTIFIER);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
+	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::Identifier);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Identifier);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Identifier);
 	BOOST_CHECK_EQUAL(scanner.next(), Token::EOS);
 	BOOST_CHECK_EQUAL(scanner.getCurrentCommentLiteral(), "Send $(value / 1000) chocolates to the user");
 }
@@ -198,9 +198,9 @@ BOOST_AUTO_TEST_CASE(multiline_documentation_no_stars)
 	Scanner scanner(CharStream("some other tokens /**\n"
 							   " Send $(value / 1000) chocolates to the user\n"
 							   "*/"));
-	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::IDENTIFIER);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
+	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::Identifier);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Identifier);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Identifier);
 	BOOST_CHECK_EQUAL(scanner.next(), Token::EOS);
 	BOOST_CHECK_EQUAL(scanner.getCurrentCommentLiteral(), "Send $(value / 1000) chocolates to the user");
 }
@@ -210,9 +210,9 @@ BOOST_AUTO_TEST_CASE(multiline_documentation_whitespace_hell)
 	Scanner scanner(CharStream("some other tokens /** \t \r \n"
 							   "\t \r  * Send $(value / 1000) chocolates to the user\n"
 							   "*/"));
-	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::IDENTIFIER);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
+	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::Identifier);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Identifier);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::Identifier);
 	BOOST_CHECK_EQUAL(scanner.next(), Token::EOS);
 	BOOST_CHECK_EQUAL(scanner.getCurrentCommentLiteral(), "Send $(value / 1000) chocolates to the user");
 }
@@ -250,7 +250,7 @@ BOOST_AUTO_TEST_CASE(comments_mixed_in_sequence)
 	Scanner scanner(CharStream("hello_world ///documentation comment \n"
 							   "//simple comment \n"
 							   "<<"));
-	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::IDENTIFIER);
+	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::Identifier);
 	BOOST_CHECK_EQUAL(scanner.next(), Token::SHL);
 	BOOST_CHECK_EQUAL(scanner.getCurrentCommentLiteral(), "documentation comment ");
 }
diff --git a/natspec.cpp b/natspec.cpp
index 827f9662..8ba66041 100644
--- a/natspec.cpp
+++ b/natspec.cpp
@@ -19,6 +19,8 @@
  * @date 2015
  */
 
+#if !ETH_HEADLESS
+
 #include <boost/test/unit_test.hpp>
 #include <libdevcore/Log.h>
 #include <libnatspec/NatspecExpressionEvaluator.h>
@@ -110,3 +112,5 @@ BOOST_AUTO_TEST_CASE(natspec_js_eval_error)
 }
 
 BOOST_AUTO_TEST_SUITE_END()
+
+#endif
diff --git a/webthreestubclient.h b/webthreestubclient.h
index 6a82263d..1836f650 100644
--- a/webthreestubclient.h
+++ b/webthreestubclient.h
@@ -213,6 +213,16 @@ class WebThreeStubClient : public jsonrpc::Client
             else
                 throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
         }
+        bool eth_flush() throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p = Json::nullValue;
+            Json::Value result = this->CallMethod("eth_flush",p);
+            if (result.isBool())
+                return result.asBool();
+            else
+                throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+        }
         Json::Value eth_blockByHash(const std::string& param1) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
@@ -347,13 +357,13 @@ class WebThreeStubClient : public jsonrpc::Client
             else
                 throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
         }
-        bool eth_changed(const int& param1) throw (jsonrpc::JsonRpcException)
+        Json::Value eth_changed(const int& param1) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p.append(param1);
             Json::Value result = this->CallMethod("eth_changed",p);
-            if (result.isBool())
-                return result.asBool();
+            if (result.isArray())
+                return result;
             else
                 throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
         }
@@ -377,6 +387,26 @@ class WebThreeStubClient : public jsonrpc::Client
             else
                 throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
         }
+        Json::Value eth_getWork() throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p = Json::nullValue;
+            Json::Value result = this->CallMethod("eth_getWork",p);
+            if (result.isArray())
+                return result;
+            else
+                throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+        }
+        bool eth_submitWork(const std::string& param1) throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p.append(param1);
+            Json::Value result = this->CallMethod("eth_submitWork",p);
+            if (result.isBool())
+                return result.asBool();
+            else
+                throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+        }
         bool db_put(const std::string& param1, const std::string& param2, const std::string& param3) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;