added support for MathOptVRP.tsp_test

test/test_mathoptvrp.jl

@@ -1,6 +1,7 @@
 using JuMP
 using Test
 using Vroom
+import MathOptInterface as MOI
 using MathOptVRP
 
 # The wrapper has already stored routes per partition column on the
@@ -9,6 +10,21 @@ function _vroom_read_routes(model, _nodes)
     return JuMP.unsafe_backend(model).routes
 end
 
+# `Vroom.Optimizer` only supports `MathOptVRP.Partition`, not `List`, so
+# `test_tsp` (which uses `List`) needs `MathOptVRP.ListToPartitionBridge`
+# registered on the optimizer it gets from JuMP. This factory
+# instantiates a bridged `Vroom.Optimizer` and registers the extra bridge
+# directly on it before handing it back.
+function _vroom_tsp_optimizer()
+    optimizer = MOI.instantiate(Vroom.Optimizer; with_bridge_type = Float64)
+    MOI.Bridges.add_bridge(optimizer, MathOptVRP.ListToPartitionBridge{Float64})
+    return optimizer
+end
+
+@testset "MathOptVRP.test_tsp" begin
+    MathOptVRP.Tests.test_tsp(_vroom_tsp_optimizer; read_routes = _vroom_read_routes)
+end
+
 @testset "MathOptVRP.test_vrp" begin
     # Vroom only supports the VRP variant here, so we invoke that test
     # directly rather than running `MathOptVRP.Tests.runtests`.