Fix

Author: odow

test/test_utilities.jl

@@ -95,11 +95,11 @@ function test_filter_nondominated_triple()
             MOA.SolutionPoint(x, [1, 1, 1][p]),
         ]
         # The permutation can change the ordering of the solutions that are
-        # returnned, so we can't use `@test min_sol == solutions[1:2]`
-        min_sol = MOA.filter_nondominated(MOI.MIN_SENSE, solutions)
+        # returned, so we can't use `@test min_sol == solutions[1:2]`
+        min_sol = MOA.filter_nondominated(MOI.MIN_SENSE, copy(solutions))
         @test solutions[1] in min_sol && solutions[2] in min_sol
         @test length(min_sol) == 2
-        max_sol = MOA.filter_nondominated(MOI.MAX_SENSE, solutions)
+        max_sol = MOA.filter_nondominated(MOI.MAX_SENSE, copy(solutions))
         @test solutions[2] in max_sol && solutions[3] in max_sol
         @test length(max_sol) == 2
     end