protected void assertDoesNotExist(File file){
  assertFalse("File '" + file.getAbsolutePath() + "' exists",file.exists());
}

protected void assertDoesNotExist ( File file ) { assertFalse ( "File '" + file . getAbsolutePath ( ) + "' exists" , file . exists ( ) ) ; }
asserts that a given file does not exist .
