getRandomElement(nodeList, gen), getRandomElement(nodeList, gen), edge))
            .isTrue();
      }

      assertThat(network.nodes()).hasSize(NUM_NODES);
      assertThat(network.edges()).hasSize(NUM_EDGES);
      AbstractNetworkTest.validateNetwork(network);
    }
  }

  private static <L extends List<T> & RandomAccess, T> T getRandomElement(L list, Random gen) {