{
  "directed": true,
  "multigraph": false,
  "nodes": [
    {
      "id": "alpha",
      "label": "alpha"
    },
    {
      "id": "beta",
      "label": "beta"
    },
    {
      "id": "gamma",
      "label": "gamma"
    },
    {
      "id": "delta",
      "label": "delta"
    },
    {
      "id": "epsilon",
      "label": "epsilon"
    },
    {
      "id": "zeta",
      "label": "zeta"
    }
  ],
  "edges": [
    {
      "id": "e0",
      "source": "alpha",
      "target": "beta",
      "weight": 1.0
    },
    {
      "id": "e1",
      "source": "gamma",
      "target": "delta",
      "weight": 1.0
    },
    {
      "id": "e2",
      "source": "delta",
      "target": "epsilon",
      "weight": 1.0
    }
  ],
  "expected": {
    "components": 3,
    "cycle": false,
    "topologicalOrder": [
      "alpha",
      "gamma",
      "zeta",
      "beta",
      "delta",
      "epsilon"
    ],
    "weightSum": 3.0
  }
}