--- a/test/Grids/zero_dim_grid_test.jl	Thu Feb 23 12:22:00 2023 +0100
+++ b/test/Grids/zero_dim_grid_test.jl	Thu Feb 23 12:22:18 2023 +0100
@@ -1,6 +1,26 @@
+using Test
 using Sbplib.Grids
-using Test
+using StaticArrays
 
 @testset "ZeroDimGrid" begin
-    @test_broken false
+    @test ZeroDimGrid(1) isa ZeroDimGrid{Int}
+    @test ZeroDimGrid([1,2,3]) isa ZeroDimGrid{Vector{Int}}
+    @test ZeroDimGrid(@SVector[1.0,2.0]) isa ZeroDimGrid{SVector{2,Float64}}
+
+    @testset "Indexing Interface" begin
+        g = ZeroDimGrid(@SVector[1,2])
+
+        @test g[] == [1,2]
+        @test eachindex(g) == CartesianIndices(())
+    end
+
+    @testset "Iterator interface" begin
+        g = ZeroDimGrid(@SVector[1,2])
+
+        @test Base.IteratorSize(g) == Base.HasShape{0}()
+        @test eltype(g) == SVector{2,Int}
+        @test length(g) == 1
+        @test size(g) == ()
+        @test collect(g) == fill(@SVector[1,2])
+    end
 end