BOOST_REQUIRE_MESSAGE(s.length()>0,"Contents of "+testPath+"/"+_name+".json is empty. Have you cloned the 'tests' repo branch develop and set ETHEREUM_TEST_PATH to its path?");
BOOST_REQUIRE_MESSAGE(s.length()>0,"Content of "+path.string()+" is empty. Have you cloned the 'tests' repo branch develop and set ETHEREUM_TEST_PATH to its path?");