Added assertion for turnRatesToProbabilities in MA

src/storm/models/sparse/MarkovAutomaton.cpp

@@ -160,9 +160,13 @@ namespace storm {
                             transition.setValue(transition.getValue() / this->exitRates[state]);
                         }
                         ++row;
+                    } else {
+                        if (assertRates) {
+                            STORM_LOG_THROW(storm::utility::isZero<ValueType>(this->exitRates[state]), storm::exceptions::InvalidArgumentException, "The specified exit rate for (non-Markovian) choice should be 0.");
                         } else {
                             this->exitRates.push_back(storm::utility::zero<ValueType>());
                         }
+                    }
                     for (; row < this->getTransitionMatrix().getRowGroupIndices()[state+1]; ++row) {
                         STORM_LOG_THROW(storm::utility::isOne(this->getTransitionMatrix().getRowSum(row)), storm::exceptions::InvalidArgumentException, "Entries of transition matrix do not sum up to one for (non-Markovian) choice " << row << " of state " << state << " (sum is " << this->getTransitionMatrix().getRowSum(row) << ").");
                     }