Sort tests into single and double backends (#245)

* Sort tests into single and double backends

* Fix test deps

* Fix paths

* Fix ENzyme

* DIT

* DataFrame

Author: gdalle

DifferentiationInterface/Project.toml

@@ -80,6 +80,7 @@ Pkg = "44cfe95a-1eb2-52ea-b672-e2afdf69b78f"
 PolyesterForwardDiff = "98d1487c-24ca-40b6-b7ab-df2af84e126b"
 ReverseDiff = "37e2e3b7-166d-5795-8a7a-e32c996b4267"
 SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
+SparseConnectivityTracer = "9f842d2f-2579-4b1d-911e-f412cf18a3f5"
 Symbolics = "0c5d862f-8b57-4792-8d23-62f2024744c7"
 Tapir = "07d77754-e150-4737-8c94-cd238a1fb45b"
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
@@ -104,6 +105,7 @@ test = [
     "PolyesterForwardDiff",
     "ReverseDiff",
     "SparseArrays",
+    "SparseConnectivityTracer",
     "Symbolics",
     "Tapir",
     "Test",

…/test/second_order/enzyme_forwarddiff.jl …erface/test/Double/Enzyme-ForwardDiff.jlDifferentiationInterface/test/second_order/enzyme_forwarddiff.jl renamed to DifferentiationInterface/test/Double/Enzyme-ForwardDiff.jl DifferentiationInterface/test/second_order/enzyme_forwarddiff.jl renamed to DifferentiationInterface/test/Double/Enzyme-ForwardDiff.jl

@@ -1,8 +1,32 @@
 using DifferentiationInterface, DifferentiationInterfaceTest
+import DifferentiationInterface as DI
 import DifferentiationInterfaceTest as DIT
 using ForwardDiff: ForwardDiff
 using Zygote: Zygote
 
+backends = [
+    SecondOrder(AutoForwardDiff(), AutoZygote()),
+    MyAutoSparse(SecondOrder(AutoForwardDiff(), AutoZygote())),
+]
+
+for backend in backends
+    @test check_available(backend)
+    @test !check_twoarg(backend)
+    @test check_hessian(backend)
+end
+
+test_differentiation(backends; first_order=false, logging=LOGGING);
+
+test_differentiation(
+    MyAutoSparse(SecondOrder(AutoForwardDiff(), AutoZygote())),
+    sparse_scenarios();
+    first_order=false,
+    sparsity=true,
+    logging=LOGGING,
+);
+
+## Translation
+
 function zygote_breaking_scenarios()
     onearg_scens = filter(default_scenarios()) do scen
         DIT.nb_args(scen) == 1

…e/test/translation/forwarddiff_zygote.jl …erface/test/Double/ForwardDiff-Zygote.jlDifferentiationInterface/test/translation/forwarddiff_zygote.jl renamed to DifferentiationInterface/test/Double/ForwardDiff-Zygote.jl DifferentiationInterface/test/translation/forwarddiff_zygote.jl renamed to DifferentiationInterface/test/Double/ForwardDiff-Zygote.jl

@@ -16,6 +16,14 @@ end
 
 test_differentiation(backends; second_order=false, logging=LOGGING);
 
+test_differentiation(
+    MyAutoSparse(AutoEnzyme(Enzyme.Reverse)),
+    sparse_scenarios();
+    second_order=false,
+    sparsity=true,
+    logging=LOGGING,
+);
+
 test_differentiation(
     AutoEnzyme(; mode=Enzyme.Forward);  # TODO: add more
     correctness=false,