test SVI as well

Author: penelopeysm

test/ext/DynamicPPLMCMCChainsExt.jl

@@ -46,6 +46,18 @@ using LinearAlgebra: I
             @test c.info.varname_to_symbol[@varname(z[3])] == Symbol("z[3]")
         end
 
+        @testset "Different VarInfo type" begin
+            vis = [SimpleVarInfo(model) for _ in 1:50]
+            c = DynamicPPL.varinfos_to_chains(MCMCChains.Chains, model, vis)
+            @test c isa MCMCChains.Chains
+            @test size(c) == (50, 5, 1)
+            @test c.info.varname_to_symbol[@varname(x)] == :x
+            @test c.info.varname_to_symbol[@varname(y)] == :y
+            @test c.info.varname_to_symbol[@varname(z[1])] == Symbol("z[1]")
+            @test c.info.varname_to_symbol[@varname(z[2])] == Symbol("z[2]")
+            @test c.info.varname_to_symbol[@varname(z[3])] == Symbol("z[3]")
+        end
+
         @testset "matrix" begin
             vis = [VarInfo(model) for _ in 1:50, _ in 1:3]
             c = DynamicPPL.varinfos_to_chains(MCMCChains.Chains, model, vis)