fix tests

Author: ChrisRackauckas

ext/ArrayInterfaceReverseDiffExt.jl

@@ -16,6 +16,7 @@ function ArrayInterface.aos_to_soa(x::AbstractArray{<:ReverseDiff.TrackedReal,N}
     if length(x) > 1
         reduce(vcat,x)
     else
+        @show "here?"
         reduce(vcat,[x[1],x[1]])[1:1]
     end
 end

test/ad.jl

@@ -1,10 +1,20 @@
 using ArrayInterface, ReverseDiff, Tracker, Test
-x = reduce(vcat, ReverseDiff.track([4.0]))
+x = ReverseDiff.track([4.0])
 @test ArrayInterface.aos_to_soa(x) isa ReverseDiff.TrackedArray
 x = reduce(vcat, ReverseDiff.track([4.0,4.0]))
 @test ArrayInterface.aos_to_soa(x) isa ReverseDiff.TrackedArray
+x = [ReverseDiff.track([4.0])[1]]
+@test ArrayInterface.aos_to_soa(x) isa ReverseDiff.TrackedArray
+x = reduce(vcat, ReverseDiff.track([4.0,4.0]))
+x = [x[1],x[2]]
+@test ArrayInterface.aos_to_soa(x) isa ReverseDiff.TrackedArray
 
-x = identity.(Tracker.TrackedArray([4.0]))
+x = Tracker.TrackedArray([4.0])
+@test ArrayInterface.aos_to_soa(x) isa Tracker.TrackedArray
+x = [Tracker.TrackedArray([4.0])[1]]
+@test ArrayInterface.aos_to_soa(x) isa Tracker.TrackedArray
+x = Tracker.TrackedArray([4.0,4.0])
 @test ArrayInterface.aos_to_soa(x) isa Tracker.TrackedArray
-x = identity.(Tracker.TrackedArray([4.0,4.0]))
+x = reduce(vcat, Tracker.TrackedArray([4.0,4.0]))
+x = [x[1],x[2]]
 @test ArrayInterface.aos_to_soa(x) isa Tracker.TrackedArray