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Merged
merged 7 commits into from
Dec 20, 2023
Merged

Standalone StandardSDPAModel #2364

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43de874
Standalone StandardSDPAModel
blegat Dec 19, 2023
a2b2b18
Update standard_SDPA.jl
odow Dec 19, 2023
c0614d6
Update lazy_bridge_optimizer.jl
odow Dec 19, 2023
45b01e7
Update standard_SDPA.jl
odow Dec 19, 2023
0d4227d
Rename standard_SDPA.jl to sdpa_models.jl
odow Dec 19, 2023
28c11aa
Update test/Bridges/lazy_bridge_optimizer.jl
odow Dec 19, 2023
b8e4711
Update test/Bridges/lazy_bridge_optimizer.jl
odow Dec 19, 2023
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101 changes: 1 addition & 100 deletions test/Bridges/lazy_bridge_optimizer.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,7 @@ function runtests()
end

include("utilities.jl")
include("sdpa_models.jl")

function test_add_remove_has_bridges()
T = Int
Expand Down Expand Up @@ -309,106 +310,6 @@ function test_MOI_runtests_LPModel()
return
end

# Model similar to SDPA format, it gives a good example because it does not
# support a lot hence need a lot of bridges
MOI.Utilities.@model(
StandardSDPAModel,
(),
(MOI.EqualTo,),
(MOI.Nonnegatives, MOI.PositiveSemidefiniteConeTriangle),
(),
(),
(MOI.ScalarAffineFunction,),
(MOI.VectorOfVariables,),
()
)

function MOI.supports_constraint(
::StandardSDPAModel{T},
::Type{MOI.VariableIndex},
::Type{
<:Union{
MOI.GreaterThan{T},
MOI.LessThan{T},
MOI.EqualTo{T},
MOI.Interval{T},
MOI.ZeroOne,
MOI.Integer,
},
},
) where {T}
return false
end

function MOI.supports_constraint(
::StandardSDPAModel{T},
::Type{MOI.VectorOfVariables},
::Type{MOI.Reals},
) where {T}
return false
end

function MOI.supports_add_constrained_variables(
::StandardSDPAModel,
::Type{<:Union{MOI.Nonnegatives,MOI.PositiveSemidefiniteConeTriangle}},
)
return true
end

function MOI.supports_add_constrained_variables(
::StandardSDPAModel,
::Type{MOI.Reals},
)
return false
end

function MOI.supports(
::StandardSDPAModel{T},
::MOI.ObjectiveFunction{
<:Union{MOI.VariableIndex,MOI.ScalarQuadraticFunction{T}},
},
) where {T}
return false
end

MOI.Utilities.@model(
GeometricSDPAModel,
(),
(),
(MOI.Zeros, MOI.Nonnegatives, MOI.PositiveSemidefiniteConeTriangle),
(),
(),
(),
(),
(MOI.VectorAffineFunction,)
)

function MOI.supports_constraint(
::GeometricSDPAModel{T},
::Type{MOI.VariableIndex},
::Type{
<:Union{
MOI.GreaterThan{T},
MOI.LessThan{T},
MOI.EqualTo{T},
MOI.Interval{T},
MOI.ZeroOne,
MOI.Integer,
},
},
) where {T}
return false
end

function MOI.supports(
::GeometricSDPAModel{T},
::MOI.ObjectiveFunction{
<:Union{MOI.VariableIndex,MOI.ScalarQuadraticFunction{T}},
},
) where {T}
return false
end

function test_MOI_runtests_StandardSDPAModel()
model = StandardSDPAModel{Float64}()
bridged = MOI.Bridges.full_bridge_optimizer(model, Float64)
Expand Down
107 changes: 107 additions & 0 deletions test/Bridges/sdpa_models.jl
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Original file line number Diff line number Diff line change
@@ -0,0 +1,107 @@
# 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.

# This file implements models similar to the SDPA format. It gives a good
# example because it does not support a lot of functions, hence the need for
# a lot of bridges.

MOI.Utilities.@model(
StandardSDPAModel,
(),
(MOI.EqualTo,),
(MOI.Nonnegatives, MOI.PositiveSemidefiniteConeTriangle),
(),
(),
(MOI.ScalarAffineFunction,),
(MOI.VectorOfVariables,),
()
)

function MOI.supports_constraint(
::StandardSDPAModel{T},
::Type{MOI.VariableIndex},
::Type{
<:Union{
MOI.GreaterThan{T},
MOI.LessThan{T},
MOI.EqualTo{T},
MOI.Interval{T},
MOI.ZeroOne,
MOI.Integer,
},
},
) where {T}
return false
end

function MOI.supports_constraint(
::StandardSDPAModel{T},
::Type{MOI.VectorOfVariables},
::Type{MOI.Reals},
) where {T}
return false
end

function MOI.supports_add_constrained_variables(
::StandardSDPAModel,
::Type{<:Union{MOI.Nonnegatives,MOI.PositiveSemidefiniteConeTriangle}},
)
return true
end

function MOI.supports_add_constrained_variables(
::StandardSDPAModel,
::Type{MOI.Reals},
)
return false
end

function MOI.supports(
::StandardSDPAModel{T},
::MOI.ObjectiveFunction{
<:Union{MOI.VariableIndex,MOI.ScalarQuadraticFunction{T}},
},
) where {T}
return false
end

MOI.Utilities.@model(
GeometricSDPAModel,
(),
(),
(MOI.Zeros, MOI.Nonnegatives, MOI.PositiveSemidefiniteConeTriangle),
(),
(),
(),
(),
(MOI.VectorAffineFunction,)
)

function MOI.supports_constraint(
::GeometricSDPAModel{T},
::Type{MOI.VariableIndex},
::Type{
<:Union{
MOI.GreaterThan{T},
MOI.LessThan{T},
MOI.EqualTo{T},
MOI.Interval{T},
MOI.ZeroOne,
MOI.Integer,
},
},
) where {T}
return false
end

function MOI.supports(
::GeometricSDPAModel{T},
::MOI.ObjectiveFunction{
<:Union{MOI.VariableIndex,MOI.ScalarQuadraticFunction{T}},
},
) where {T}
return false
end