Add more tests

Author: odow

src/Containers/DenseAxisArray.jl

@@ -607,6 +607,8 @@ end
 
 Base.size(x::DenseAxisArrayView) = length.(x.axes)
 
+Base.axes(x::DenseAxisArrayView) = x.axes
+
 function Base.getindex(x::DenseAxisArrayView, args...)
     return getindex(x.data, args...)
 end

test/Containers/DenseAxisArray.jl

@@ -519,6 +519,21 @@ And data, a 0-dimensional $(Array{Int,0}):
         I = [:a, :c]
         D[I] = E[I]
         @test D.data == [1.0, 0.0, 1.0]
-        return
+    end
+
+    @testset "test_containers_denseaxisarray_view_operations" begin
+        c = Containers.@container([i=1:4, j=2:3], i + 2 * j)
+        d = view(c, 2:3, :)
+        @test sum(c) == 60
+        @test sum(d) == 30
+        d .= 1
+        @test sum(d) == 4
+        @test sum(c) == 34
+    end
+
+    @testset "test_containers_denseaxisarray_view_addition" begin
+        c = Containers.@container([i=1:4, j=2:3], i + 2 * j)
+        d = view(c, 2:3, :)
+        @test_throws MethodError d + d
     end
 end