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First constraint index to 1 instead of 2 #523

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merged 2 commits into from
Oct 20, 2023
Merged

First constraint index to 1 instead of 2 #523

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9268dd2
First constraint index to 1 instead of 2
blegat Oct 19, 2023
1a2fe42
Add test
odow Oct 19, 2023
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2 changes: 1 addition & 1 deletion src/MOI_wrapper/MOI_wrapper.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -338,7 +338,7 @@ mutable struct Optimizer <: MOI.AbstractOptimizer
_INVERSE_HASH,
)
model.next_column = 1
model.last_constraint_index = 1
model.last_constraint_index = 0
model.columns_deleted_since_last_update = Int[]
model.affine_constraint_info = Dict{Int,_ConstraintInfo}()
model.quadratic_constraint_info = Dict{Int,_ConstraintInfo}()
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8 changes: 8 additions & 0 deletions test/MOI/MOI_wrapper.jl
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Expand Up @@ -870,6 +870,14 @@ function test_attribute_TimeLimitSec()
return
end

function test_last_constraint_index()
model = Gurobi.Optimizer(GRB_ENV)
x = MOI.add_variable(model)
c = MOI.add_constraint(model, 1.0 * x, MOI.GreaterThan(1.0))
@test c.value == 1
return
end

end

TestMOIWrapper.runtests()
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