Skip to content

Add support for more attributes #230

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
blegat merged 1 commit into from
Jun 17, 2026
+45 −0
Merged

Add support for more attributes #230

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
4 changes: 4 additions & 0 deletions src/attributes.jl
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -30,6 +30,10 @@ function dual_attribute end
dual_attribute(attr::MOI.ResultCount) = attr
dual_attribute(attr::MOI.RawStatusString) = attr
dual_attribute(attr::MOI.SolveTimeSec) = attr
dual_attribute(attr::MOI.SimplexIterations) = attr
dual_attribute(attr::MOI.BarrierIterations) = attr
dual_attribute(attr::MOI.NodeCount) = attr
dual_attribute(attr::MOI.RawSolver) = attr

dual_attribute(::MOI.VariableName) = MOI.ConstraintName()

Expand Down
41 changes: 41 additions & 0 deletions test/Tests/test_attributes.jl
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -386,6 +386,47 @@ function test_solve_time_sec()
return
end

function test_simplex_iterations()
_test_passthrough_model_attribute(MOI.SimplexIterations(), Int64(7))
return
end

function test_barrier_iterations()
_test_passthrough_model_attribute(MOI.BarrierIterations(), Int64(11))
return
end

function test_node_count()
_test_passthrough_model_attribute(MOI.NodeCount(), Int64(13))
return
end

function test_raw_solver()
# `MockOptimizer.RawSolver` returns the mock itself, so check identity
# rather than going through the generic helper's `set`/`get` round-trip.
@test Dualization.dual_attribute(MOI.RawSolver()) == MOI.RawSolver()
T = Float64
mock = MOI.Utilities.MockOptimizer(
MOI.Utilities.UniversalFallback(MOI.Utilities.Model{T}());
eval_variable_constraint_dual = false,
)
cached = MOI.Utilities.CachingOptimizer(
MOI.Utilities.UniversalFallback(MOI.Utilities.Model{T}()),
MOI.Utilities.MANUAL,
)
dual = Dualization.DualOptimizer(mock)
MOI.Utilities.reset_optimizer(cached, dual)
x = MOI.add_variable(cached)
c = MOI.add_constraint(cached, T(1) * x, MOI.GreaterThan(T(0)))
MOI.set(cached, MOI.ObjectiveSense(), MOI.MIN_SENSE)
MOI.set(cached, MOI.ObjectiveFunction{typeof(T(1) * x)}(), T(1) * x)
MOI.Utilities.attach_optimizer(cached)
MOI.optimize!(cached)
inner_mock = dual.dual_problem.dual_model.model.optimizer
@test MOI.get(cached, MOI.RawSolver()) === inner_mock
return
end

end # module

TestAttributes.runtests()
Loading