/
attributes.jl
331 lines (303 loc) · 9.85 KB
/
attributes.jl
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# Copyright (c) 2017: Miles Lubin and contributors
# Copyright (c) 2017: Google Inc.
#
# Use of this source code is governed by an MIT-style license that can be found
# in the LICENSE.md file or at https://opensource.org/licenses/MIT.
module TestAttributes
using Test
import MathOptInterface as MOI
include("dummy.jl")
function test_attributes_is_set_by_optimize()
@test MOI.is_set_by_optimize(MOI.TerminationStatus())
@test !MOI.is_set_by_optimize(MOI.ConstraintSet())
@test !MOI.is_set_by_optimize(MOI.ObjectiveSense())
@test MOI.is_set_by_optimize(MOI.CallbackNodeStatus(1))
end
function test_attributes_is_copyable()
@test !MOI.is_copyable(MOI.TerminationStatus())
@test !MOI.is_copyable(MOI.ConstraintSet())
@test MOI.is_copyable(MOI.ObjectiveSense())
end
function test_attributes_supports()
model = DummyModel()
@test_throws ArgumentError MOI.supports(model, MOI.TerminationStatus())
@test_throws ArgumentError begin
MOI.supports(
model,
MOI.ConstraintSet(),
MOI.ConstraintIndex{MOI.VariableIndex,MOI.EqualTo{Float64}},
)
end
@test MOI.supports(model, MOI.ObjectiveSense())
end
function test_attributes_set_vector()
attr = MOI.VariablePrimalStart()
err = DimensionMismatch(
"Number of indices (1) does not match the " *
"number of values (2) set to `$attr`.",
)
model = DummyModel()
x = MOI.VariableIndex(1)
@test_throws err MOI.set(model, MOI.VariablePrimalStart(), [x], ones(2))
end
function test_attributes_integration_compute_conflict_1()
optimizer = MOI.Utilities.MockOptimizer(MOI.Utilities.Model{Float64}())
model = MOI.Utilities.CachingOptimizer(
MOI.Utilities.Model{Float64}(),
MOI.Bridges.full_bridge_optimizer(optimizer, Float64),
)
x = MOI.add_variable(model)
c1 = MOI.add_constraint(model, x, MOI.LessThan(0.0))
c2 = MOI.add_constraint(model, x, MOI.GreaterThan(1.0))
MOI.optimize!(model)
@test MOI.get(optimizer, MOI.ConflictStatus()) ==
MOI.COMPUTE_CONFLICT_NOT_CALLED
MOI.set(optimizer, MOI.ConflictStatus(), MOI.CONFLICT_FOUND)
MOI.set(
optimizer,
MOI.ConstraintConflictStatus(),
MOI.get(
optimizer,
MOI.ListOfConstraintIndices{
MOI.VariableIndex,
MOI.LessThan{Float64},
}(),
)[1],
MOI.NOT_IN_CONFLICT,
)
MOI.set(
optimizer,
MOI.ConstraintConflictStatus(),
MOI.get(
optimizer,
MOI.ListOfConstraintIndices{
MOI.VariableIndex,
MOI.GreaterThan{Float64},
}(),
)[1],
MOI.IN_CONFLICT,
)
MOI.compute_conflict!(model)
@test MOI.get(model, MOI.ConflictStatus()) == MOI.CONFLICT_FOUND
@test MOI.get(model, MOI.ConstraintConflictStatus(), c1) ==
MOI.NOT_IN_CONFLICT
@test MOI.get(model, MOI.ConstraintConflictStatus(), c2) == MOI.IN_CONFLICT
end
MOI.Utilities.@model(
OnlyScalarConstraints,
(),
(MOI.GreaterThan, MOI.LessThan),
(),
(),
(),
(MOI.ScalarAffineFunction,),
(),
()
)
function test_attributes_integration_compute_conflict_2()
optimizer = MOI.Utilities.MockOptimizer(OnlyScalarConstraints{Float64}())
model = MOI.Bridges.full_bridge_optimizer(optimizer, Float64)
x = MOI.add_variable(model)
c = MOI.add_constraint(
model,
MOI.ScalarAffineFunction([MOI.ScalarAffineTerm(1.0, x)], 0.0),
MOI.Interval(0.0, 1.0),
)
MOI.optimize!(model)
@test MOI.get(optimizer, MOI.ConflictStatus()) ==
MOI.COMPUTE_CONFLICT_NOT_CALLED
MOI.set(optimizer, MOI.ConflictStatus(), MOI.CONFLICT_FOUND)
MOI.compute_conflict!(model)
@test MOI.get(model, MOI.ConflictStatus()) == MOI.CONFLICT_FOUND
@test_throws ArgumentError MOI.get(model, MOI.ConstraintConflictStatus(), c)
end
struct _NoConstraintName <: MOI.AbstractOptimizer end
function test_no_constraint_name()
model = _NoConstraintName()
@test_throws(
MOI.VariableIndexConstraintNameError(),
MOI.supports(
model,
MOI.ConstraintName(),
MOI.ConstraintIndex{MOI.VariableIndex,MOI.ZeroOne},
),
)
@test_throws(
MOI.VariableIndexConstraintNameError(),
MOI.set(
model,
MOI.ConstraintName(),
MOI.ConstraintIndex{MOI.VariableIndex,MOI.ZeroOne}(1),
"name",
),
)
end
function test_get_fallback()
model = DummyModelWithAdd()
x = MOI.add_variable(model)
c = MOI.add_constraint(model, x, MOI.EqualTo(0.0))
@test_throws(
MOI.GetAttributeNotAllowed(
MOI.SolveTimeSec(),
"$(typeof(model)) does not support getting the attribute " *
"$(MOI.SolveTimeSec()).",
),
MOI.get(model, MOI.SolveTimeSec()),
)
output = Ref{Cdouble}()
@test_throws(
MOI.GetAttributeNotAllowed(
MOI.SolveTimeSec(),
"$(typeof(model)) does not support getting the attribute " *
"$(MOI.SolveTimeSec()).",
),
MOI.get!(output, model, MOI.SolveTimeSec()),
)
@test_throws(
MOI.GetAttributeNotAllowed(
MOI.VariablePrimal(),
"$(typeof(model)) does not support getting the attribute " *
"$(MOI.VariablePrimal()).",
),
MOI.get(model, MOI.VariablePrimal(), x),
)
@test_throws(
MOI.GetAttributeNotAllowed(
MOI.ConstraintPrimal(),
"$(typeof(model)) does not support getting the attribute " *
"$(MOI.ConstraintPrimal()).",
),
MOI.get(model, MOI.ConstraintPrimal(), c),
)
@test_throws(
MOI.GetAttributeNotAllowed(
MOI.VariablePrimal(),
"Unable to get attribute $(MOI.VariablePrimal()): invalid " *
"arguments $((c,)).",
),
MOI.get(model, MOI.VariablePrimal(), c),
)
return
end
function test_ConstraintBasisStatus_fallback()
model = DummyModelWithAdd()
c = MOI.ConstraintIndex{MOI.VariableIndex,MOI.EqualTo{Float64}}(1)
@test_throws(
ErrorException(
"Querying the basis status of a `VariableIndex` constraint is " *
"not supported. Use [`VariableBasisStatus`](@ref) instead.",
),
MOI.get(model, MOI.ConstraintBasisStatus(), c),
)
end
function test_UnsupportedSubmittable()
model = DummyModelWithAdd()
sub = MOI.LazyConstraint{Int}(1)
@test_throws(
MOI.UnsupportedSubmittable(
sub,
"submit(::$(typeof(model)), ::$(typeof(sub))) is not supported.",
),
MOI.submit(model, sub, 1),
)
end
function test_attribute_value_type()
@test MOI.attribute_value_type(MOI.CallbackNodeStatus(1)) ==
MOI.CallbackNodeStatusCode
@test MOI.attribute_value_type(MOI.LazyConstraintCallback()) == Function
@test MOI.attribute_value_type(MOI.RelativeGap()) == Float64
@test MOI.attribute_value_type(MOI.SimplexIterations()) == Int64
@test MOI.attribute_value_type(MOI.BarrierIterations()) == Int64
@test MOI.attribute_value_type(MOI.NodeCount()) == Int64
@test MOI.attribute_value_type(
MOI.ConstraintBridgingCost{MOI.VariableIndex,MOI.ZeroOne}(),
) == Float64
@test MOI.attribute_value_type(MOI.VariableBridgingCost{MOI.ZeroOne}()) ==
Float64
end
MOI.Utilities.@model(
_Model1777,
(),
(MOI.LessThan,),
(MOI.Nonnegatives,),
(),
(),
(MOI.ScalarAffineFunction,),
(MOI.VectorOfVariables,),
()
)
function MOI.supports_constraint(
::_Model1777,
::Type{MOI.VectorOfVariables},
::Type{MOI.Reals},
)
return false
end
function MOI.supports_add_constrained_variables(
::_Model1777,
::Type{MOI.Nonnegatives},
)
return true
end
MOI.supports_add_constrained_variables(::_Model1777, ::Type{MOI.Reals}) = false
function MOI.get(
model::_Model1777,
attr::MOI.ConstraintFunction,
ci::MOI.ConstraintIndex,
)
return MOI.get_fallback(model, attr, ci)
end
function test_issue_1777()
model = MOI.Utilities.CachingOptimizer(
MOI.Utilities.UniversalFallback(MOI.Utilities.Model{Float64}()),
MOI.Bridges.full_bridge_optimizer(_Model1777{Float64}(), Float64),
)
x = MOI.add_variable(model)
c = MOI.add_constraint(model, 1.0 * x, MOI.LessThan(1.0))
MOI.Utilities.attach_optimizer(model)
MOI.set(model, MOI.ConstraintSet(), c, MOI.LessThan(2.0))
@test MOI.get(model, MOI.ConstraintSet(), c) == MOI.LessThan(2.0)
@test MOI.Utilities.state(model) == MOI.Utilities.EMPTY_OPTIMIZER
return
end
function test_scalar_nonlinear_function_ConstraintName()
model = MOI.Utilities.Model{Float64}()
x = MOI.add_variable(model)
f = MOI.ScalarNonlinearFunction(
:+,
Any[x, MOI.ScalarNonlinearFunction(:sin, Any[x])],
)
c = MOI.add_constraint(model, f, MOI.EqualTo(0.0))
MOI.set(model, MOI.ConstraintName(), c, "c")
@test MOI.get(model, MOI.ConstraintName(), c) == "c"
return
end
function test_scalar_nonlinear_function_set_objective()
model = MOI.Utilities.Model{Float64}()
x = MOI.add_variable(model)
f = MOI.ScalarNonlinearFunction(
:+,
Any[x, MOI.ScalarNonlinearFunction(:sin, Any[x])],
)
MOI.set(model, MOI.ObjectiveSense(), MOI.MIN_SENSE)
attr = MOI.ObjectiveFunction{typeof(f)}()
MOI.set(model, attr, f)
@test isapprox(MOI.get(model, attr), f)
return
end
function test_attributes_AutomaticDifferentiationBackend()
@test MOI.attribute_value_type(MOI.AutomaticDifferentiationBackend()) ==
MOI.Nonlinear.AbstractAutomaticDifferentiation
return
end
function runtests()
for name in names(@__MODULE__; all = true)
if startswith("$name", "test_")
@testset "$(name)" begin
getfield(@__MODULE__, name)()
end
end
end
end
end
TestAttributes.runtests()