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Merged
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Jun 18, 2019
Merged

Add tests for ZeroOne variables with variable bounds #772

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16ce8f7
Add tests for ZeroOne variables with variable bounds
odow Jun 18, 2019
c6b167b
Address comments
odow Jun 18, 2019
21efbd3
zeroone -> zero_one
odow Jun 18, 2019
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51 changes: 51 additions & 0 deletions src/Test/UnitTests/constraints.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -310,3 +310,54 @@ function solve_affine_deletion_edge_cases(model::MOI.ModelLike, config::TestConf
)
end
unittests["solve_affine_deletion_edge_cases"] = solve_affine_deletion_edge_cases

function solve_zero_one_with_bounds_1(model::MOI.ModelLike, config::TestConfig)
MOI.empty!(model)
MOIU.loadfromstring!(model,"""
variables: x
maxobjective: 2.0x
c1: x in ZeroOne()
c2: x >= 0.0
c3: x <= 1.0
""")
x = MOI.get(model, MOI.VariableIndex, "x")
test_model_solution(model, config;
objective_value = 2.0,
variable_primal = [(x, 1.0)]
)
end
unittests["solve_zero_one_with_bounds_1"] = solve_zero_one_with_bounds_1

function solve_zero_one_with_bounds_2(model::MOI.ModelLike, config::TestConfig)
MOI.empty!(model)
MOIU.loadfromstring!(model,"""
variables: x
maxobjective: 2.0x
c1: x in ZeroOne()
c2: x >= 0.0
c3: x <= 0.5
""")
x = MOI.get(model, MOI.VariableIndex, "x")
test_model_solution(model, config;
objective_value = 0.0,
variable_primal = [(x, 0.0)]
)
end
unittests["solve_zero_one_with_bounds_2"] = solve_zero_one_with_bounds_2

function solve_zero_one_with_bounds_3(model::MOI.ModelLike, config::TestConfig)
MOI.empty!(model)
MOIU.loadfromstring!(model,"""
variables: x
maxobjective: 2.0x
c1: x in ZeroOne()
c2: x >= 0.2
c3: x <= 0.5
""")
x = MOI.get(model, MOI.VariableIndex, "x")
if config.solve
MOI.optimize!(model)
@test MOI.get(model, MOI.TerminationStatus()) == MOI.INFEASIBLE
end
end
unittests["solve_zero_one_with_bounds_3"] = solve_zero_one_with_bounds_3
25 changes: 24 additions & 1 deletion test/Test/unit.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -38,7 +38,10 @@ end
"solve_integer_edge_cases",
"solve_objbound_edge_cases",
"raw_status_string",
"solve_time"
"solve_time",
"solve_zero_one_with_bounds_1",
"solve_zero_one_with_bounds_2",
"solve_zero_one_with_bounds_3"
])
MOI.empty!(model)
end
Expand Down Expand Up @@ -306,6 +309,26 @@ end
MOIT.solve_time(mock, config)
end

@testset "solve_zero_one_with_bounds" begin
MOIU.set_mock_optimize!(mock,
(mock::MOIU.MockOptimizer) -> begin
MOIU.mock_optimize!(
mock, MOI.OPTIMAL, (MOI.FEASIBLE_POINT, [1.0])
)
end,
(mock::MOIU.MockOptimizer) -> begin
MOIU.mock_optimize!(
mock, MOI.OPTIMAL, (MOI.FEASIBLE_POINT, [0.0])
)
end,
(mock::MOIU.MockOptimizer) -> begin
MOIU.mock_optimize!(mock, MOI.INFEASIBLE)
end
)
MOIT.solve_zero_one_with_bounds_1(mock, config)
MOIT.solve_zero_one_with_bounds_2(mock, config)
MOIT.solve_zero_one_with_bounds_3(mock, config)
end
end

@testset "modifications" begin
Expand Down