void generateTestCases() {

    for (int i = 20; i < 100; i += 10)
      testCases.add(
          new TestCase(
              "dense-island-" + i + "-b" + (i / 6), GraphManager.buildIslands(i, i / 6, false)));

    /*		for (int i = 40; i < 100; i += 20)
    			testCases.add(new TestCase("rnd-island-" + i + "-b" + (i/6), GraphManager.buildIslands(i, i/6, false)));

    		for (int i = 40; i < 100; i += 20)
    			testCases.add(new TestCase("random-dense" + i, GraphManager.buildRandomGraph(i, true, true)));
    */
    for (TestCase c : testCases) c.graph.assignIDs();
  }