markdownlint-rule-relative-links/test/utils.test.js

const test = require('node:test')
const assert = require('node:assert/strict')

const {
  convertHeadingToHTMLFragment,
  getMarkdownHeadings
} = require('../src/utils.js')

test('utils', async (t) => {
  await t.test('convertHeadingToHTMLFragment', async () => {
    assert.strictEqual(
      convertHeadingToHTMLFragment('Valid Fragments'),
      '#valid-fragments'
    )
    assert.strictEqual(
      convertHeadingToHTMLFragment('Valid Heading With Underscores _'),
      '#valid-heading-with-underscores-_'
    )
    assert.strictEqual(
      convertHeadingToHTMLFragment(
        `Valid Heading With Quotes ' And Double Quotes "`
      ),
      '#valid-heading-with-quotes--and-double-quotes-'
    )
    assert.strictEqual(
      convertHeadingToHTMLFragment('🚀 Valid Heading With Emoji'),
      '#-valid-heading-with-emoji'
    )
  })

  await t.test('getMarkdownHeadings', async () => {
    assert.deepStrictEqual(
      getMarkdownHeadings('# Hello\n\n## World\n\n## Hello, world!\n'),
      ['Hello', 'World', 'Hello, world!']
    )
  })
})