'L{FilePath.realpath} returns the path of the ultimate target of a
symlink.'

def test_realpathSymlink(self):

    self.createLinks()
    self.symlink(self.path.child('file2.link').path, self.path.child('link.link').path)
    self.assertEqual(self.path.child('link.link').realpath(), self.path.child('sub1').child('file2'))
