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test/examples/tsp_test.exs

defmodule CPSolverTest.Examples.TSP do
use ExUnit.Case
alias CPSolver.Examples.TSP
test "wikipedia, 4 cities (https://en.wikipedia.org/wiki/File:Weighted_K4.svg)" do
distances = [
[0, 20, 42, 35],
[20, 0, 30, 34],
[42, 30, 0, 12],
[35, 34, 12, 0]
]
model = TSP.model(distances)
{:ok, result} = CPSolver.solve_sync(model)
assert result.status == {:optimal, [objective: 97]}
optimal_solution = List.last(result.solutions)
assert TSP.check_solution(optimal_solution, model)
end
end