savedErr = System.err ;
output = new ByteArrayOutputStream ( ) ;
error = new ByteArrayOutputStream ( ) ;
System.setOut ( new PrintStream ( output ) ) ;
System.setErr ( new PrintStream ( error ) ) ;
gant = new Gant ( ) ;
gant.setBuildClassName ( "standard_input" ) ;
script = "" ;
//
// If the JUnit is run with fork mode 'perTest' then we do not have to worry about the static state.
// However, when the fork mode is 'perBatch' or 'once' then we have to ensure that the static state