factor out test state

test/functional/utility/KSPTest.cpp

@@ -22,10 +22,11 @@ std::shared_ptr<storm::models::sparse::Model<double>> buildExampleModel() {
     return storm::builder::ExplicitModelBuilder<double>(program).build();
 }
 
+const storm::utility::ksp::state_t testState = 300;
+const storm::utility::ksp::state_t stateWithOnlyOnePath = 1;
+
 TEST(KSPTest, dijkstra) {
     auto model = buildExampleModel();
-
-    storm::utility::ksp::state_t testState = 300;
     storm::utility::ksp::ShortestPathsGenerator<double> spg(*model, testState);
 
     double dist = spg.getDistance(1);
@@ -34,8 +35,6 @@ TEST(KSPTest, dijkstra) {
 
 TEST(KSPTest, singleTarget) {
     auto model = buildExampleModel();
-
-    storm::utility::ksp::state_t testState = 300;
     storm::utility::ksp::ShortestPathsGenerator<double> spg(*model, testState);
 
     double dist = spg.getDistance(100);
@@ -44,8 +43,6 @@ TEST(KSPTest, singleTarget) {
 
 TEST(KSPTest, reentry) {
     auto model = buildExampleModel();
-
-    storm::utility::ksp::state_t testState = 300;
     storm::utility::ksp::ShortestPathsGenerator<double> spg(*model, testState);
 
     double dist = spg.getDistance(100);
@@ -58,7 +55,6 @@ TEST(KSPTest, reentry) {
 
 TEST(KSPTest, groupTarget) {
     auto model = buildExampleModel();
-
     auto groupTarget = std::vector<storm::utility::ksp::state_t>{50, 90};
     auto spg = storm::utility::ksp::ShortestPathsGenerator<double>(*model, groupTarget);
 
@@ -77,17 +73,13 @@ TEST(KSPTest, groupTarget) {
 
 TEST(KSPTest, kTooLargeException) {
     auto model = buildExampleModel();
-
-    storm::utility::ksp::state_t testState = 1;
-    storm::utility::ksp::ShortestPathsGenerator<double> spg(*model, testState);
+    storm::utility::ksp::ShortestPathsGenerator<double> spg(*model, stateWithOnlyOnePath);
 
     ASSERT_THROW(spg.getDistance(2), std::invalid_argument);
 }
 
 TEST(KSPTest, kspStateSet) {
     auto model = buildExampleModel();
-
-    storm::utility::ksp::state_t testState = 300;
     storm::utility::ksp::ShortestPathsGenerator<double> spg(*model, testState);
 
     storm::storage::BitVector referenceBV(model->getNumberOfStates(), false);
@@ -102,8 +94,6 @@ TEST(KSPTest, kspStateSet) {
 
 TEST(KSPTest, kspPathAsList) {
     auto model = buildExampleModel();
-
-    storm::utility::ksp::state_t testState = 300;
     storm::utility::ksp::ShortestPathsGenerator<double> spg(*model, testState);
 
     // TODO: use path that actually has a loop or something to make this more interesting