message: Fix test style.
diff: @@ -159,29 +159,34 @@ TEST_CASE("Kelly Error Estimator on 2D NCMesh embedded in 3D",
  const auto order = GENERATE(1, 3, 5);
  // Manually construct embedded mesh
  - std::array<double, 4*3> vertices = {
  + std::array<double, 4*3> vertices =
  + {
  0.0,0.0,0.0,
  0.0,1.0,0.0,
  1.0,1.0,0.0,
  1.0,0.0,0.0
  };
  - std::array<int, 4> element_indices = {
  + std::array<int, 4> element_indices =
  + {
  0,1,2,3
  };
  - std::array<int, 1> element_attributes = {
  + std::array<int, 1> element_attributes =
  + {
  1
  };
  - std::array<int, 8> boundary_indices = {
  + std::array<int, 8> boundary_indices =
  + {
  0,1,
  1,2,
  2,3,
  3,0
  };
  - std::array<int, 4> boundary_attributes = {
  + std::array<int, 4> boundary_attributes =
  + {
  1,
  1,
  1,
  