added DG tests

tests/unit/TestPDESolver.cpp

@@ -65,7 +65,13 @@ INSTANTIATE_TEST_CASE_P(TestPDESolver, TestLaplace1D, Values(
     TestParams{"HybridElliptic", "Laplace1D", "Inflow", -1.0},
     TestParams{"HybridElliptic", "Laplace1D", "Outflow", 1.0},
     TestParams{"HybridElliptic", "Laplace1D", "EnergyError", 0.0},
-    TestParams{"HybridElliptic", "Laplace1D", "FluxError", 0.0}
+    TestParams{"HybridElliptic", "Laplace1D", "FluxError", 0.0},
+
+    TestParams{"DGElliptic", "Laplace1D", "L2Error", 0.0},
+    TestParams{"DGElliptic", "Laplace1D", "EnergyError", 0.0},
+    TestParams{"DGElliptic", "Laplace1D", "FluxError", 0.0},
+    TestParams{"DGElliptic", "Laplace1D", "Inflow", -1.0},
+    TestParams{"DGElliptic", "Laplace1D", "Outflow", 1.0}
 ));
 
 TEST_P(TestLaplace1D, TestRun) {
@@ -96,13 +102,13 @@ INSTANTIATE_TEST_CASE_P(TestPDESolver, TestLaplace2D, Values(
     TestParams{"HybridElliptic", "Laplace2D", "EnergyError", 0.0},
     TestParams{"HybridElliptic", "Laplace2D", "FluxError", 0.0},
     TestParams{"HybridElliptic", "Laplace2D", "Inflow", -1.0},
-    TestParams{"HybridElliptic", "Laplace2D", "Outflow", 1.0}
+    TestParams{"HybridElliptic", "Laplace2D", "Outflow", 1.0},
 
-//    TestParams{"DGElliptic", "Laplace2D", "L2Error", 0.0},
-//    TestParams{"DGElliptic", "Laplace2D", "EnergyError", 0.0},
-//    TestParams{"DGElliptic", "Laplace2D", "FluxError", 0.0},
-//    TestParams{"DGElliptic", "Laplace2D", "Inflow", -1.0},
-//    TestParams{"DGElliptic", "Laplace2D", "Outflow", 1.0}
+    TestParams{"DGElliptic", "Laplace2D", "L2Error", 0.0},
+    TestParams{"DGElliptic", "Laplace2D", "EnergyError", 0.0},
+    TestParams{"DGElliptic", "Laplace2D", "FluxError", 0.0},
+    TestParams{"DGElliptic", "Laplace2D", "Inflow", -1.0},
+    TestParams{"DGElliptic", "Laplace2D", "Outflow", 1.0}
 ));
 
 TEST_P(TestLaplace2D, TestRun) {