@XFAIL
def test_conditionset_equality():
 assert (solveset(Eq(tan(x), y), x) == ConditionSet(x, Eq(tan(x), y), S.Complexes))

@ XFAIL def test_conditionset_equality ( ) : assert ( solveset ( Eq ( tan ( x ) , y ) , x ) == ConditionSet ( x , Eq ( tan ( x ) , y ) , S . Complexes ) )
checking equality of different representations of conditionset .