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[Test] fix bug in test_solve_SOS2_add_and_delete #1595

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Sep 8, 2021
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[Test] fix bug in test_solve_SOS2_add_and_delete #1595

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17 changes: 12 additions & 5 deletions src/Test/test_solve.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -1408,7 +1408,7 @@ function test_solve_SOS2_add_and_delete(model::MOI.ModelLike, config::Config)
MOI.VectorOfVariables,
MOI.SOS2{Float64},
)
function add_SOS2(x, y, xp, yp)
function _add_SOS2(model, x, y, xp, yp)
λ = MOI.add_variables(model, length(xp))
# 0 <= λ <= 1
MOI.add_constraint.(model, λ, MOI.LessThan(1.0))
Expand Down Expand Up @@ -1447,9 +1447,14 @@ function test_solve_SOS2_add_and_delete(model::MOI.ModelLike, config::Config)
end
x = MOI.add_variables(model, 2)
y = MOI.add_variables(model, 2)
λ, c1 = add_SOS2(x[1], y[1], [1.0, 2.0, 3.0], [2.0, 2.0, 1.0])
# !!! warning
# Make sure the variable returned from `_add_SOS2` is named something
# other than λ to avoid Julia's `Box`ing issue with closed over
# variables.
vλ, c1 = _add_SOS2(model, x[1], y[1], [1.0, 2.0, 3.0], [2.0, 2.0, 1.0])
MOI.add_constraint(model, x[1], MOI.LessThan(2.5))
η, c2 = add_SOS2(x[2], y[2], [1.0, 2.0, 3.0, 4.0], [0.5, 1.0, 0.2, 2.0])
vη, c2 =
_add_SOS2(model, x[2], y[2], [1.0, 2.0, 3.0, 4.0], [0.5, 1.0, 0.2, 2.0])
MOI.set(model, MOI.ObjectiveSense(), MOI.MIN_SENSE)
f = MOI.ScalarAffineFunction(MOI.ScalarAffineTerm.(1.0, y), 0.0)
MOI.set(model, MOI.ObjectiveFunction{typeof(f)}(), f)
Expand All @@ -1476,18 +1481,20 @@ function test_solve_SOS2_add_and_delete(model::MOI.ModelLike, config::Config)
@test isapprox(MOI.get(model, MOI.ObjectiveValue()), 1.45, config)
MOI.add_constraint(
model,
MOI.VectorOfVariables(λ),
MOI.VectorOfVariables(vλ),
MOI.SOS2{Float64}([1.0, 2.0, 3.0]),
)
MOI.add_constraint(
model,
MOI.VectorOfVariables(λ),
MOI.VectorOfVariables(vη),
MOI.SOS2{Float64}([1.0, 2.0, 3.0, 4.0]),
)
@test MOI.get(model, attr) == 2
MOI.optimize!(model)
@test isapprox(MOI.get(model, MOI.VariablePrimal(), x[1]), 2.5, config)
@test isapprox(MOI.get(model, MOI.VariablePrimal(), x[2]), 3.0, config)
@test isapprox(MOI.get(model, MOI.VariablePrimal(), y[1]), 1.5, config)
@test isapprox(MOI.get(model, MOI.VariablePrimal(), y[2]), 0.2, config)
@test isapprox(MOI.get(model, MOI.ObjectiveValue()), 1.7, config)
return
end
Expand Down