Add a test using file from Circuitscape

Author: ranjanan

test/onetoall.jld

@@ -241,28 +241,31 @@ end
 
 @testset "Symmetric Strength of Connection" begin
 
-        test_symmetric_soc()
+    test_symmetric_soc()
 end
 
 @testset "Standard Aggregation" begin
 
-        test_standard_aggregation()
+    test_standard_aggregation()
 end
 
 @testset "Fit Candidates" begin
-        test_fit_candidates()
+    test_fit_candidates()
 end
 
 @testset "Approximate Spectral Radius" begin
-        test_approximate_spectral_radius()
+    test_approximate_spectral_radius()
 end
 end
 
 @testset "Gauss Seidel" begin
-        test_gauss_seidel()
+    test_gauss_seidel()
 end
 
 @testset "Jacobi Prolongation" begin
-        test_jacobi_prolongator()
+    test_jacobi_prolongator()
+end
+
+# Issue #24
+nodes_not_agg()
 end
-end

test/runtests.jl

@@ -311,4 +311,12 @@ function test_jacobi_prolongator()
     x = smooth_prolongator(JacobiProlongation(4/3), A, T, 1, 1)
     ref = load("ref_R.jld")["G"]
     @test sum(abs2, x - ref) < 1e-6
-end
+end
+
+# Issue #24
+function nodes_not_agg()
+    A = load("onetoall.jld")["G"]
+    ml = smoothed_aggregation(A)
+    @test size(ml.levels[2].A) == (11,11)
+    @test size(ml.final_A) == (2,2)
+end