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test edge cases in multi-symbol indexing #137

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2 changes: 2 additions & 0 deletions Test/Project.toml
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Original file line number Diff line number Diff line change
@@ -0,0 +1,2 @@
[deps]
NamedArrays = "86f7a689-2022-50b4-a561-43c23ac3c673"
24 changes: 24 additions & 0 deletions test/runtests.jl
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Expand Up @@ -7,6 +7,7 @@ using StaticArrays
using OffsetArrays
using Test
using Unitful
using NamedArrays


## Test setup
Expand Down Expand Up @@ -598,6 +599,29 @@ end
@test convert(Cholesky{Float32,Matrix{Float32}}, chol).factors isa Matrix{Float32}
end


get_empty(cv::ComponentVector) = ComponentVector(similar(getdata(cv),0), (ComponentArrays.NullAxis(),))

@testset "KeepIndices" begin
cv = ComponentVector(a=(a1=100,a2=(a21=210, a22=reshape(1:4,(2,2))),a3=300), b=3, c=4)
# test whether underlying array type is preerved by using a NamedArray
cvn = ComponentVector(NamedArray(getdata(cv),(labels(cv),)), getaxes(cv))
@test_throws ArgumentError cv[(3,)] # only allow symbols
@test_broken @test == cv[Symbol[]] = get_empty(cv)
@test_broken @test == cvn[Symbol[]] = get_empty(cvn)
@test_broken @test cv[(:b,)] == cv[[:b]] == cv[KeepIndex(:b)]
cv_sub = cv[(:a,:b)]
cv_subt = vcat(cv[KeepIndex(:a)],cv[KeepIndex(:b)])
@test cv_sub == cv_subt
@test getdata(cvn[(:a,:b)]) isa NamedVector
@test_broken ca2[(:a,:b)] # PartitionedAyis
cv = ComponentArray(a=1, b=[1,2]) # array axis
@test cv[(:a,:b)] == vcat(cv[KeepIndex(:a)],cv[KeepIndex(:b)])
#
cvn_sub = cvn[KeepIndices(:a,:b, :c)] # 3 comp to test proper reduce rather than vcat
@test getdata(cvn_sub) isa NamedArray
end

@testset "Autodiff" begin
include("autodiff_tests.jl")
end