shielding check for FragmentCheckerTest Prctl

src/test/storm/logic/FragmentCheckerTest.cpp

@@ -84,6 +84,15 @@ TEST(FragmentCheckerTest, Prctl) {
 
     ASSERT_NO_THROW(formula = formulaParser.parseSingleFormulaFromString("P=? [F[0,1] \"label\"]"));
     EXPECT_TRUE(checker.conformsToSpecification(*formula, prctl));
+
+    ASSERT_NO_THROW(formula = formulaParser.parseSingleFormulaFromString("<shield, PostSafety, gamma=0.678> Pmax=? [\"label1\" U [5,7] \"label2\"]"));
+    EXPECT_TRUE(checker.conformsToSpecification(*formula, prctl));
+
+    ASSERT_NO_THROW(formula = formulaParser.parseSingleFormulaFromString("<shield, PreSafety, lambda=0.9> Pmax=? [G <=10 \"label\"]"));
+    EXPECT_TRUE(checker.conformsToSpecification(*formula, prctl));
+
+    ASSERT_NO_THROW(formula = formulaParser.parseSingleFormulaFromString("<shieldFileName, Optimal> Pmin=? [F <5 \"label\"]"));
+    EXPECT_TRUE(checker.conformsToSpecification(*formula, prctl));
 }
 
 TEST(FragmentCheckerTest, Csl) {