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Test that keyword arguments are correct #781

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Sep 3, 2020
Merged

Test that keyword arguments are correct #781

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29 changes: 29 additions & 0 deletions test/features.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -360,3 +360,32 @@ end
@test (x->10*(x => 2)[1])'(100) === 10
@test (x->10*(x => 2)[2])'(100) === 0
end

# https://github.com/JuliaDiff/ChainRules.jl/issues/257
@testset "Keyword Argument Passing" begin
struct Type1{VJP}
x::VJP
end

struct Type2{compile}
Type2(compile=false) = new{compile}()
end

function loss_adjoint(θ)
sum(f(sensealg=Type1(Type2(true))))
end

i = 1
global x = Any[nothing,nothing]

Zygote.@nograd g(x,i,sensealg) = Main.x[i] = sensealg
function f(;sensealg=nothing)
g(x,i,sensealg)
return rand(100)
end

loss_adjoint([1.0])
i = 2
Zygote.gradient(loss_adjoint,[1.0])
@test x[1] == x[2]
end