#include #include #include QUIZ_CASE(poincare_simplify_addition_integer) { { Expression * e = Expression::parse("3+0"); Expression * e2 = e->simplify(); assert(e2->type() == Expression::Type::Integer); } { Expression * e = Expression::parse("3+foo+2"); Expression * e2 = e->simplify(); assert(e2->type() == Expression::Type::Addition); } }