Merge pull request #1392 from ethereum/check_warning_contents

Check warning text in tests

test/libsolidity/ErrorCheck.cpp

@@ -0,0 +1,34 @@
+/*
+	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 <http://www.gnu.org/licenses/>.
+*/
+/** @file ErrorCheck.cpp
+ * @author Yoichi Hirai <i@yoichihirai.com>
+ * @date 2016
+ */
+
+#include <test/libsolidity/ErrorCheck.h>
+#include <libdevcore/Exceptions.h>
+
+#include <string>
+
+using namespace std;
+
+bool dev::solidity::searchErrorMessage(Error const& _err, std::string const& _substr)
+{
+	if (string const* errorMessage = boost::get_error_info<dev::errinfo_comment>(_err))
+		return errorMessage->find(_substr) != std::string::npos;
+	return _substr.empty();
+}

test/libsolidity/ErrorCheck.h

@@ -0,0 +1,32 @@
+/*
+	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 <http://www.gnu.org/licenses/>.
+*/
+/** @file ErrorCheck.h
+ * @author Yoichi Hirai <i@yoichihirai.com>
+ * @date 2016
+ */
+
+#pragma once
+
+#include <libsolidity/interface/Exceptions.h>
+
+namespace dev
+{
+namespace solidity
+{
+bool searchErrorMessage(Error const& _err, std::string const& _substr);
+}
+}