message: Adjust tolerance in NCMesh unit test
diff: namespace mfem
  {
  +constexpr double EPS = 1e-10;
  +
  // Test case: Verify that a conforming mesh yields the same norm for the
  // assembled diagonal with PA when using the standard (conforming)
  // Mesh vs. the corresponding (non-conforming) NCMesh.
  @@ -60,7 +62,7 @@ TEST_CASE("NCMesh PA diagonal", "[NCMesh]")
  double error = fabs(diag.Norml2() - nc_diag.Norml2());
  std::cout << "Testing quad NCMesh PA diag: "
  "order: " << order << ", error: " << error << std::endl;
  - REQUIRE(error == MFEM_Approx(0.0));
  + REQUIRE(error == MFEM_Approx(0.0, EPS));
  }
  }
  @@ -103,7 +105,7 @@ TEST_CASE("NCMesh PA diagonal", "[NCMesh]")
  double error = fabs(diag.Sum() - nc_diag.Sum());
  std::cout << "Testing hexa NCMesh PA diag: "
  "order: " << order << ", error: " << error << std::endl;
  - REQUIRE(error == MFEM_Approx(0.0, 1e-10));
  + REQUIRE(error == MFEM_Approx(0.0, EPS));
  }
  }
  @@ -171,7 +173,7 @@ TEST_CASE("pNCMesh PA diagonal", "[Parallel], [NCMesh]")
  std::cout << "Testing quad pNCMesh PA diag: "
  "order: " << order << ", error: " << error << std::endl;
  }
  - REQUIRE(error == MFEM_Approx(0.0));
  + REQUIRE(error == MFEM_Approx(0.0, EPS));
  MPI_Barrier(MPI_COMM_WORLD);
  }
  }
  @@ -227,7 +229,7 @@ TEST_CASE("pNCMesh PA diagonal", "[Parallel], [NCMesh]")
  std::cout << "Testing hexa pNCMesh PA diag: "
  "order: " << order << ", error: " << error << std::endl;
  }
  - REQUIRE(error == MFEM_Approx(0.0));
  + REQUIRE(error == MFEM_Approx(0.0, EPS));
  MPI_Barrier(MPI_COMM_WORLD);
  }
  }
  