best_solutions.test.diff

diff --git a/tests/best_solutions_test.cpp b/tests/best_solutions_test.cpp
index f54e575..21f7e75 100644
--- a/tests/best_solutions_test.cpp
+++ b/tests/best_solutions_test.cpp
@@ -169,29 +169,29 @@ int main()
                        const std::vector<decision_vector> &best_x = best_tests[i].problem->get_best_x();
                        //browse the solutions set
                        for(std::vector<decision_vector>::size_type j=0; j<best_x.size(); j++) {
-                               fitness_vector best_f_computed = best_tests[i].problem->get_best_f().at(j);
-                               const fitness_vector &best_f = best_tests[i].best_f.at(j);
-
-                               if(best_f.empty()) {
+                               if(best_tests[i].best_f.empty()) {
                                        std::cout << "Best fitness vector is not implemented." << std::endl;
                                }
                                else{
+                                       const fitness_vector &best_f = best_tests[i].best_f.at(j);
+                                       fitness_vector best_f_computed = best_tests[i].problem->get_best_f().at(j);
+
                                        if(is_eq(best_f_computed, best_f, EPS)){
-                                          std::cout << " fitness passes, ";
+                                               std::cout << " fitness passes, ";
                                        }
                                        else{
                                                std::cout << " fitness failed!"<<std::endl;
                                                return 1;
                                        }
                                }
-                               constraint_vector best_c_computed = best_tests[i].problem->get_best_c().at(j);
-                               const constraint_vector &best_c = best_tests[i].best_c.at(j);
 
-
-                               if(best_c.empty() && best_tests[i].problem->get_c_dimension()>0) {
+                               if(best_tests[i].best_c.empty() && best_tests[i].problem->get_c_dimension()>0) {
                                        std::cout << "Best constraint vector is not implemented." << std::endl;
                                }
                                else {
+                                       const constraint_vector &best_c = best_tests[i].best_c.at(j);
+                                       constraint_vector best_c_computed = best_tests[i].problem->get_best_c().at(j);
+
                                        if(is_eq(best_c_computed, best_c, EPS)){
                                                std::cout << " constraints passes.";
                                        }