var assert = require('assert'),
    fs = require('fs'),
    dot = require('../src/graph/dotparser.js');

fs.readFile('test/dot.txt', function (err, data) {
    data = String(data);

    var graph = dot.parseDOT(data);

    assert.deepEqual(graph, {
            "type": "digraph",
            "id": "test_graph",
            "attr": {
                "rankdir": "LR",
                "size": "8,5",
                "font": "arial",
                "attr1": "another\" attr"
            },
            "nodes": {
                "6": {
                    "id": "6",
                    "attr": {
                        "shape": "circle"
                    }
                },
                "node1": {
                    "id": "node1",
                    "attr": {
                        "shape": "doublecircle"
                    }
                },
                "node2": {
                    "id": "node2",
                    "attr": {
                        "shape": "doublecircle"
                    }
                },
                "node3": {
                    "id": "node3",
                    "attr": {
                        "shape": "doublecircle"
                    }
                },
                "node4": {
                    "id": "node4",
                    "attr": {
                        "shape": "diamond",
                        "color": "red"
                    }
                },
                "node5": {
                    "id": "node5",
                    "attr": {
                        "shape": "square",
                        "color": "blue",
                        "width": 3
                    }
                }
            },
            "edges": [
                {
                    "from": "node1",
                    "to": "node1",
                    "type": "->",
                    "attr": {
                        "length": 170,
                        "fontSize": 12,
                        "label": "a"
                    }
                },
                {
                    "from": "node2",
                    "to": "node3",
                    "type": "->",
                    "attr": {
                        "length": 170,
                        "fontSize": 12,
                        "label": "b"
                    }
                },
                {
                    "from": "node1",
                    "to": "node4",
                    "type": "--",
                    "attr": {
                        "length": 170,
                        "fontSize": 12,
                        "label": "c"
                    }
                },
                {
                    "from": "node3",
                    "to": "node4",
                    "type": "->",
                    "attr": {
                        "length": 170,
                        "fontSize": 12,
                        "label": "d"
                    }
                },
                {
                    "from": "node4",
                    "to": "node5",
                    "type": "->",
                    "attr": {
                        "length": 170,
                        "fontSize": 12
                    }
                },
                {
                    "from": "node5",
                    "to": "6",
                    "type": "->",
                    "attr": {
                        "length": 170,
                        "fontSize": 12
                    }
                }
            ]
        }
    );
});