--- a/test/SbpOperators/boundaryops/normal_derivative_test.jl	Thu Jul 15 00:19:27 2021 +0200
+++ b/test/SbpOperators/boundaryops/normal_derivative_test.jl	Thu Jul 15 00:28:09 2021 +0200
@@ -11,21 +11,21 @@
     g_1D = EquidistantGrid(11, 0.0, 1.0)
     g_2D = EquidistantGrid((11,12), (0.0, 0.0), (1.0,1.0))
     @testset "normal_derivative" begin
-        op = read_D2_operator(sbp_operators_path()*"standard_diagonal.toml"; order=4)
+    	stencil_set = read_stencil_set(sbp_operators_path()*"standard_diagonal.toml"; order=4)
+    	d_closure = parse_stencil(stencil_set["d1"]["closure"])
         @testset "1D" begin
-            d_l = normal_derivative(g_1D, op.dClosure, Lower())
-            @test d_l == normal_derivative(g_1D, op.dClosure, CartesianBoundary{1,Lower}())
+            d_l = normal_derivative(g_1D, d_closure, Lower())
+            @test d_l == normal_derivative(g_1D, d_closure, CartesianBoundary{1,Lower}())
             @test d_l isa BoundaryOperator{T,Lower} where T
             @test d_l isa TensorMapping{T,0,1} where T
         end
         @testset "2D" begin
-            op = read_D2_operator(sbp_operators_path()*"standard_diagonal.toml"; order=4)
-            d_w = normal_derivative(g_2D, op.dClosure, CartesianBoundary{1,Lower}())
-            d_n = normal_derivative(g_2D, op.dClosure, CartesianBoundary{2,Upper}())
+            d_w = normal_derivative(g_2D, d_closure, CartesianBoundary{1,Lower}())
+            d_n = normal_derivative(g_2D, d_closure, CartesianBoundary{2,Upper}())
             Ix = IdentityMapping{Float64}((size(g_2D)[1],))
             Iy = IdentityMapping{Float64}((size(g_2D)[2],))
-            d_l = normal_derivative(restrict(g_2D,1),op.dClosure,Lower())
-            d_r = normal_derivative(restrict(g_2D,2),op.dClosure,Upper())
+            d_l = normal_derivative(restrict(g_2D,1),d_closure,Lower())
+            d_r = normal_derivative(restrict(g_2D,2),d_closure,Upper())
             @test d_w ==  d_l⊗Iy
             @test d_n ==  Ix⊗d_r
             @test d_w isa TensorMapping{T,1,2} where T
@@ -38,11 +38,12 @@
         v∂y = evalOn(g_2D, (x,y)-> 2*(y-1) + x)
         # TODO: Test for higher order polynomials?
         @testset "2nd order" begin
-            op = read_D2_operator(sbp_operators_path()*"standard_diagonal.toml"; order=2)
-            d_w = normal_derivative(g_2D, op.dClosure, CartesianBoundary{1,Lower}())
-            d_e = normal_derivative(g_2D, op.dClosure, CartesianBoundary{1,Upper}())
-            d_s = normal_derivative(g_2D, op.dClosure, CartesianBoundary{2,Lower}())
-            d_n = normal_derivative(g_2D, op.dClosure, CartesianBoundary{2,Upper}())
+        	stencil_set = read_stencil_set(sbp_operators_path()*"standard_diagonal.toml"; order=2)
+        	d_closure = parse_stencil(stencil_set["d1"]["closure"])
+            d_w = normal_derivative(g_2D, d_closure, CartesianBoundary{1,Lower}())
+            d_e = normal_derivative(g_2D, d_closure, CartesianBoundary{1,Upper}())
+            d_s = normal_derivative(g_2D, d_closure, CartesianBoundary{2,Lower}())
+            d_n = normal_derivative(g_2D, d_closure, CartesianBoundary{2,Upper}())
 
             @test d_w*v ≈ v∂x[1,:] atol = 1e-13
             @test d_e*v ≈ -v∂x[end,:] atol = 1e-13
@@ -51,11 +52,12 @@
         end
 
         @testset "4th order" begin
-            op = read_D2_operator(sbp_operators_path()*"standard_diagonal.toml"; order=4)
-            d_w = normal_derivative(g_2D, op.dClosure, CartesianBoundary{1,Lower}())
-            d_e = normal_derivative(g_2D, op.dClosure, CartesianBoundary{1,Upper}())
-            d_s = normal_derivative(g_2D, op.dClosure, CartesianBoundary{2,Lower}())
-            d_n = normal_derivative(g_2D, op.dClosure, CartesianBoundary{2,Upper}())
+            stencil_set = read_stencil_set(sbp_operators_path()*"standard_diagonal.toml"; order=2)
+        	d_closure = parse_stencil(stencil_set["d1"]["closure"])
+            d_w = normal_derivative(g_2D, d_closure, CartesianBoundary{1,Lower}())
+            d_e = normal_derivative(g_2D, d_closure, CartesianBoundary{1,Upper}())
+            d_s = normal_derivative(g_2D, d_closure, CartesianBoundary{2,Lower}())
+            d_n = normal_derivative(g_2D, d_closure, CartesianBoundary{2,Upper}())
 
             @test d_w*v ≈ v∂x[1,:] atol = 1e-13
             @test d_e*v ≈ -v∂x[end,:] atol = 1e-13