#NEWLINE# def test_created_at( self ) : #NEWLINE# #INDENT# exp = Experiment ( 'bench-press' , [ 'joe' , 'think' ] , redis = self . redis ) #NEWLINE# date = exp . created_at #NEWLINE# self . assertIsNone ( date ) #NEWLINE# exp . save ( ) #NEWLINE# date = exp . created_at #NEWLINE# self . assertTrue ( isinstance ( date , str ) )