Function test_multiple_depots

tests/test_read.py:238–278

Tests parsing a slightly modified version of the OkSmall instance, which now has two depots rather than one.

()

def test_multiple_depots():
    """
    Tests parsing a slightly modified version of the OkSmall instance, which
    now has two depots rather than one.
    """
    data = read("data/OkSmallMultipleDepots.txt")

    # Still five locations, but now with two depots and three clients.
    assert_equal(data.num_locations, 5)
    assert_equal(data.num_depots, 2)
    assert_equal(data.num_clients, 3)
    assert_equal(data.num_vehicle_types, 2)  # two, each at a different depot
    assert_equal(data.num_vehicles, 3)

    # First vehicle type should have two vehicles at the first depot.
    veh_type1 = data.vehicle_type(0)
    assert_equal(veh_type1.profile, 0)
    assert_equal(veh_type1.start_depot, 0)
    assert_equal(veh_type1.end_depot, 0)
    assert_equal(veh_type1.num_available, 2)
    assert_equal(veh_type1.tw_early, 0)
    assert_equal(veh_type1.tw_late, 45_000)

    # Second vehicle type should have one vehicle at the second depot. The
    # vehicle should have a tighter time window than that associated with the
    # first vehicle type.
    veh_type2 = data.vehicle_type(1)
    assert_equal(veh_type2.profile, 0)
    assert_equal(veh_type2.start_depot, 1)
    assert_equal(veh_type2.end_depot, 1)
    assert_equal(veh_type2.num_available, 1)
    assert_equal(veh_type2.tw_early, 5_000)
    assert_equal(veh_type2.tw_late, 20_000)

    depot1, depot2 = data.depots()

    # Test that the depot coordinates have been parsed correctly.
    assert_equal(depot1.x, 2_334)
    assert_equal(depot1.y, 726)
    assert_equal(depot2.x, 226)
    assert_equal(depot2.y, 1_297)


def test_mdvrptw_instance():