#NEWLINE# def test_unary_predicates( self ) : #NEWLINE# #INDENT# point = Point ( 0.0 , 0.0 ) #NEWLINE# self . assertFalse ( point . is_empty ) #NEWLINE# self . assertTrue ( point . is_valid ) #NEWLINE# self . assertTrue ( point . is_simple ) #NEWLINE# self . assertFalse ( point . is_ring ) #NEWLINE# self . assertFalse ( point . has_z )