graphviz-builder/test/spec/Node.ts

/*
 * Copyright (C) Sapphirecode - All Rights Reserved
 * This file is part of graphviz-builder which is released under MIT.
 * See file 'LICENSE' for full license details.
 * Created by Timo Hocker <timo@scode.ovh>, May 2020
 */

import { 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"]`;
// eslint-disable-next-line max-lines-per-function
describe ('node', () => {
  it ('should serialize simple', () => {
    const g = new Node ('foo', 'bar', 'baz');

    g.color = Color.green;
    g.style = 'dashed';

    const serialized = g.toString ();

    expect (g.full_name)
      .toEqual ('bar_foo');
    expect (serialized)
      .toEqual (serialized_simple);
  });

  it ('should serialize table', () => {
    const g = new Node ('foo', 'bar', 'baz');

    g.color = Color.green;
    g.style = 'invis';

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

    const serialized = g.toString ();

    expect (g.full_name)
      .toEqual ('bar_foo');
    expect (serialized)
      .toEqual (serialized_table);
  });

  it ('should adhere to naming convention', () => {
    const n = new Node ('invalid.name', 'parent');
    expect (n.name)
      .toEqual ('invalidname');
  });

  it ('should throw on invalid name', () => {
    expect (() => {
      const n = new Node ('564#+-.,/@', 'parent');
      return n.toString ();
    })
      .toThrowError ('invalid node name 564#+-.,/@');
  });

  it ('should leave numbers after the first letter', () => {
    const n = new Node ('i123nvalid.name', 'parent');
    expect (n.name)
      .toEqual ('i123nvalidname');
  });
});