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[don't merge] test hvp and derivative #915

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5dd4c07
test hvp and derivative
yebai Dec 30, 2025
13eece5
use simple prep in DI
yebai Dec 30, 2025
d857774
Update misty_closures.jl
yebai Dec 31, 2025
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2 changes: 2 additions & 0 deletions .github/workflows/CI.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -89,6 +89,8 @@ jobs:
test_group: [
{test_type: 'ext', label: 'differentiation_interface'},
{test_type: 'ext', label: 'differentiation_interface_second_order'},
{test_type: 'ext', label: 'differentiation_interface_second_order_hvp'},
{test_type: 'ext', label: 'differentiation_interface_second_order_derivative'},
{test_type: 'ext', label: 'dynamic_expressions'},
{test_type: 'ext', label: 'flux'},
{test_type: 'ext', label: 'function_wrappers'},
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10 changes: 7 additions & 3 deletions src/rules/misty_closures.jl
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Expand Up @@ -32,9 +32,13 @@ end
# reject our intentionally-older interpreter.
#
function _dual_mc(p::MistyClosure)
mc_world = UInt(p.oc.world)
interp = MooncakeInterpreter(DefaultCtx, ForwardMode; world=mc_world)
return build_frule(interp, p; skip_world_age_check=true)
return @static if VERSION ≤ v"1.12-"
build_frule(get_interpreter(ForwardMode), p)
else
mc_world = UInt(p.oc.world)
interp = MooncakeInterpreter(DefaultCtx, ForwardMode; world=mc_world)
build_frule(interp, p; skip_world_age_check=true)
end
end

tangent_type(::Type{<:MistyClosure}) = MistyClosureTangent
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5 changes: 5 additions & 0 deletions test/ext/differentiation_interface_second_order_derivative/Project.toml
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@@ -0,0 +1,5 @@
[deps]
DifferentiationInterface = "a0c0ee7d-e4b9-4e03-894e-1c5f64a51d63"
DifferentiationInterfaceTest = "a82114a7-5aa3-49a8-9643-716bb13727a3"
Mooncake = "da2b9cff-9c12-43a0-ae48-6db2b0edb7d6"
Pkg = "44cfe95a-1eb2-52ea-b672-e2afdf69b78f"
17 changes: 17 additions & 0 deletions ...on_interface_second_order_derivative/differentiation_interface_second_order_derivative.jl
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using Pkg
Pkg.activate(@__DIR__)
Pkg.develop(; path=joinpath(@__DIR__, "..", "..", ".."))

using DifferentiationInterface, DifferentiationInterfaceTest
using Mooncake: Mooncake

function DifferentiationInterface.inner_preparation_behavior(::AutoMooncakeForward)
DifferentiationInterface.PrepareInnerSimple()
end

# Test second-order differentiation (forward-over-reverse)
test_differentiation(
[SecondOrder(AutoMooncakeForward(; config=nothing), AutoMooncake(; config=nothing))];
excluded=[FIRST_ORDER..., :hvp, :hessian], # testing only :second_derivative
logging=true,
)
5 changes: 5 additions & 0 deletions test/ext/differentiation_interface_second_order_hvp/Project.toml
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[deps]
DifferentiationInterface = "a0c0ee7d-e4b9-4e03-894e-1c5f64a51d63"
DifferentiationInterfaceTest = "a82114a7-5aa3-49a8-9643-716bb13727a3"
Mooncake = "da2b9cff-9c12-43a0-ae48-6db2b0edb7d6"
Pkg = "44cfe95a-1eb2-52ea-b672-e2afdf69b78f"
17 changes: 17 additions & 0 deletions .../differentiation_interface_second_order_hvp/differentiation_interface_second_order_hvp.jl
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using Pkg
Pkg.activate(@__DIR__)
Pkg.develop(; path=joinpath(@__DIR__, "..", "..", ".."))

using DifferentiationInterface, DifferentiationInterfaceTest
using Mooncake: Mooncake

function DifferentiationInterface.inner_preparation_behavior(::AutoMooncakeForward)
DifferentiationInterface.PrepareInnerSimple()
end

# Test second-order differentiation (forward-over-reverse)
test_differentiation(
[SecondOrder(AutoMooncakeForward(; config=nothing), AutoMooncake(; config=nothing))];
excluded=[FIRST_ORDER..., :hessian, :second_derivative], # testing only hvp
logging=true,
)
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