shields/services/github/github-directory-file-count.spec.js

'use strict'

const { expect } = require('chai')
const { test, given } = require('sazerac')
const { InvalidParameter } = require('..')
const GithubDirectoryFileCount = require('./github-directory-file-count.service')

describe('GithubDirectoryFileCount', function () {
  const contents = [
    { path: 'a', type: 'dir' },
    { path: 'b', type: 'dir' },
    { path: 'c.js', type: 'file' },
    { path: 'd.js', type: 'file' },
    { path: 'e.txt', type: 'file' },
    { path: 'f', type: 'submodule' },
  ]

  test(GithubDirectoryFileCount.transform, () => {
    given(contents, {
      type: 'dir',
    }).expect({
      count: 2,
    })
    given(contents, {
      type: 'file',
    }).expect({
      count: 3,
    })
    given(contents, {
      type: 'file',
      extension: 'js',
    }).expect({
      count: 2,
    })
  })

  it('throws InvalidParameter on receving an object as contents instead of an array', function () {
    expect(() => GithubDirectoryFileCount.transform({}, {}))
      .to.throw(InvalidParameter)
      .with.property('prettyMessage', 'not a directory')
  })

  it('throws InvalidParameter on receving type dir and extension', function () {
    expect(() =>
      GithubDirectoryFileCount.transform(contents, {
        type: 'dir',
        extension: 'js',
      })
    )
      .to.throw(InvalidParameter)
      .with.property(
        'prettyMessage',
        'extension is applicable for type file only'
      )
  })

  it('throws InvalidParameter on receving no type and extension', function () {
    expect(() =>
      GithubDirectoryFileCount.transform(contents, { extension: 'js' })
    )
      .to.throw(InvalidParameter)
      .with.property(
        'prettyMessage',
        'extension is applicable for type file only'
      )
  })
})