Remove tests with undefined behavior

dune/common/test/hybridutilitiestest.cc

@@ -124,11 +124,6 @@ void testSwitchCases(Dune::TestSuite& test,
     foundValue = getContainerValue(index);
   };
 
-  foundValue= -1;
-  Dune::Hybrid::switchCases(indexRange, 7, setFoundValue);
-  test.check(foundValue == -1)
-    << "Hybrid::switchCases with non-matching index and without default failed.";
-
   foundValue= -1;
   Dune::Hybrid::switchCases(indexRange, 2, setFoundValue);
   test.check(foundValue == dynContainer[2])
@@ -162,11 +157,6 @@ void testSwitchCases(Dune::TestSuite& test,
       << "Hybrid::switchCases with matching integral_constant index and with default failed.";
   }
 
-  foundValue= -1;
-  Dune::Hybrid::switchCases(indexRange, _7, setFoundValue);
-  test.check(foundValue == -1)
-    << "Hybrid::switchCases with non-matching integral_constant index and without default failed.";
-
   foundValue= -1;
   Dune::Hybrid::switchCases(indexRange, _2, setFoundValue);
   test.check(foundValue == dynContainer[2])