Test case for SEQ bug

resources/examples/testfiles/dft/seq6.dft

@@ -0,0 +1,8 @@
+toplevel "T";
+"T" wsp "A" "C";
+"A" lambda=1e-4 dorm=1;
+"C" lambda=5e-5 dorm=0;
+"seq" seq "OR" "C";
+"OR" or "F";
+"F" lambda=0 dorm=0;
+"FDEP" fdep "A" "F";

src/test/storm-dft/api/DftModelCheckerTest.cpp

@@ -194,6 +194,8 @@ namespace {
         EXPECT_FLOAT_EQ(result, 6);
         result = this->analyzeMTTF(STORM_TEST_RESOURCES_DIR "/dft/seq5.dft");
         EXPECT_EQ(result, storm::utility::infinity<double>());
+        result = this->analyzeMTTF(STORM_TEST_RESOURCES_DIR "/dft/seq6.dft");
+        EXPECT_FLOAT_EQ(result, 30000);
 
         result = this->analyzeMTTF(STORM_TEST_RESOURCES_DIR "/dft/mutex.dft");
         EXPECT_FLOAT_EQ(result, 0.5);