graphviz-builder/test/Node.ts

import test from 'ava';
import { NodeStyles, Node, Color } from '../lib';

const serialized_simple
= 'bar_foo [label="baz", style="dashed", color="#00ff00"]';
const serialized_table = `bar_foo [label=<<table>
  <tr><td>foo</td><td>bar</td><td>baz</td></tr>
  <tr><td>bar</td><td>baz</td><td>foo</td></tr>
  <tr><td>baz</td><td>foo</td><td>bar</td></tr>
</table>>, style="invis", color="#00ff00"]`;

test ('serialize simple', (t) => {
  const g = new Node ('foo', 'bar', 'baz');
  g.color = Color.green;
  g.style = NodeStyles.dashed;

  const serialized = g.toString ();
  t.is (g.full_name, 'bar_foo');
  t.is (serialized, serialized_simple);
});

test ('serialize table', (t) => {
  const g = new Node ('foo', 'bar', 'baz');
  g.color = Color.green;
  g.style = NodeStyles.invisible;

  g.table_contents = [
    [
      'foo',
      'bar',
      'baz'
    ],
    [
      'bar',
      'baz',
      'foo'
    ],
    [
      'baz',
      'foo',
      'bar'
    ]
  ];
  g.is_table = true;

  const serialized = g.toString ();
  t.is (g.full_name, 'bar_foo');
  t.is (serialized, serialized_table);
});

test ('adhere to naming convention', (t) => {
  t.throws (() => {
    const n = new Node ('invalid.name', 'parent');
    return n.toString ();
  }, { message: 'invalid name specified' });
});