/*
 * Copyright 2017 resin.io
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

'use strict'

const m = require('mochainon')
const path = require('path')
const DATA_PATH = path.join(__dirname, 'data')
const mime = require('../../lib/sdk/image-stream/mime')

describe('ImageStream: MIME', function () {
  describe('.getMimeTypeFromFileName()', function () {
    it('should resolve application/x-bzip2 for a bz2 archive', function () {
      const file = path.join(DATA_PATH, 'bz2', 'etcher-test.img.bz2')
      return mime.getMimeTypeFromFileName(file).then((type) => {
        m.chai.expect(type).to.equal('application/x-bzip2')
      })
    })

    it('should resolve application/x-xz for a xz archive', function () {
      const file = path.join(DATA_PATH, 'xz', 'etcher-test.img.xz')
      return mime.getMimeTypeFromFileName(file).then((type) => {
        m.chai.expect(type).to.equal('application/x-xz')
      })
    })

    it('should resolve application/gzip for a gz archive', function () {
      const file = path.join(DATA_PATH, 'gz', 'etcher-test.img.gz')
      return mime.getMimeTypeFromFileName(file).then((type) => {
        m.chai.expect(type).to.equal('application/gzip')
      })
    })

    it('should resolve application/zip for a zip archive', function () {
      const file = path.join(DATA_PATH, 'zip', 'zip-directory-etcher-only.zip')
      return mime.getMimeTypeFromFileName(file).then((type) => {
        m.chai.expect(type).to.equal('application/zip')
      })
    })

    it('should resolve application/octet-stream for an uncompressed image', function () {
      const file = path.join(DATA_PATH, 'images', 'etcher-test.img')
      return mime.getMimeTypeFromFileName(file).then((type) => {
        m.chai.expect(type).to.equal('application/octet-stream')
      })
    })

    it('should resolve application/x-iso9660-image for an uncompressed iso', function () {
      const file = path.join(DATA_PATH, 'images', 'etcher-test.iso')
      return mime.getMimeTypeFromFileName(file).then((type) => {
        m.chai.expect(type).to.equal('application/x-iso9660-image')
      })
    })

    it('should resolve application/x-apple-diskimage for a compressed Apple disk image', function () {
      const file = path.join(DATA_PATH, 'dmg', 'etcher-test-zlib.dmg')
      return mime.getMimeTypeFromFileName(file).then((type) => {
        m.chai.expect(type).to.equal('application/x-apple-diskimage')
      })
    })

    it('should resolve application/x-apple-diskimage for an uncompressed Apple disk image', function () {
      const file = path.join(DATA_PATH, 'dmg', 'etcher-test-raw.dmg')
      return mime.getMimeTypeFromFileName(file).then((type) => {
        m.chai.expect(type).to.equal('application/x-apple-diskimage')
      })
    })

    it('should resolve application/octet-stream for an unrecognized file type', function () {
      const file = path.join(DATA_PATH, 'unrecognized', 'random.rpi-sdcard')
      return mime.getMimeTypeFromFileName(file).then((type) => {
        m.chai.expect(type).to.equal('application/octet-stream')
      })
    })

    it('should resolve the correct MIME type given an invalid extension', function () {
      const file = path.join(DATA_PATH, 'unrecognized', 'xz-with-invalid-extension.foo')
      return mime.getMimeTypeFromFileName(file).then((type) => {
        m.chai.expect(type).to.equal('application/x-xz')
      })
    })

    it('should resolve the correct MIME type given no extension', function () {
      const file = path.join(DATA_PATH, 'unrecognized', 'xz-without-extension')
      return mime.getMimeTypeFromFileName(file).then((type) => {
        m.chai.expect(type).to.equal('application/x-xz')
      })
    })
  })
})