test.ts

import chainsmoker, { _MatchResult } from './chainsmoker'

describe('chainsmoker', () => {
  const keyedPaths = {
    created: ['added.js', 'also/added.js', 'this/was/also/Added.js'],
    modified: [
      'changed.js',
      'also/changed.js',
      'changed.md',
      'this_is_changed.sh',
    ],
    deleted: ['deleted.js', 'also/deleted.md'],
  }

  const fileMatch = chainsmoker(keyedPaths)

  it.each<[string[], typeof keyedPaths, _MatchResult<typeof keyedPaths>]>([
    [
      ['**/*.md'],
      { created: [], modified: ['changed.md'], deleted: ['also/deleted.md'] },
      {
        created: false,
        modified: true,
        deleted: true,
      },
    ],
    [
      ['**/*.js'],
      {
        created: ['added.js', 'also/added.js', 'this/was/also/Added.js'],
        modified: ['changed.js', 'also/changed.js'],
        deleted: ['deleted.js'],
      },
      {
        created: true,
        modified: true,
        deleted: true,
      },
    ],
    [
      ['**/*[A-Z]*.js'],
      {
        created: ['this/was/also/Added.js'],
        modified: [],
        deleted: [],
      },
      {
        created: true,
        modified: false,
        deleted: false,
      },
    ],
    [
      ['**/*_*'],
      {
        created: [],
        modified: ['this_is_changed.sh'],
        deleted: [],
      },
      {
        created: false,
        modified: true,
        deleted: false,
      },
    ],
    [
      ['also/*', '!**/*.md'],
      {
        created: ['also/added.js'],
        modified: ['also/changed.js'],
        deleted: [],
      },
      {
        created: true,
        modified: true,
        deleted: false,
      },
    ],
  ])('fileMatch(%s)', (patterns, keyedPaths, matchResult) => {
    const matched = fileMatch(...patterns)
    expect(matched.getKeyedPaths()).toEqual(keyedPaths)
    expect(matched).toEqual({
      ...matchResult,
      getKeyedPaths: expect.any(Function),
    })
  })
})